2001:550::/32
Currently announced by AS174 Cogent Communications, Inc., in the routed prefix 2001:550::/32.
- Current ASN
- AS174
- Cogent Communications, Inc.
- Routed prefix
- 2001:550::/32
- Most specific route covering this prefix
- ASNs over time
- 1
- 1 announcement record
- RIR allocation
- ARIN
- United States · 2001:550::/32
Routing data · Oct 23, 2026, 20:21 UTC
ASN historyEvery routed prefix covering 2001:550::/32
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 2001:550::/32 | AS174 | Cogent Communications, Inc. |  United States | Before monitoring | 2026-10-23 20:21 | Announcing |
More specific routes345 total, showing the first 200
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 2001:550:104::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:107::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:108::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:109::/48 | AS42228 | Brightstar |  United Kingdom | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:201::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:202::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:203::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:204::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:205::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:206::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:209::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:20a::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:20b::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:301::/48 | AS26988 | Adage Technologies, Inc | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:302::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:303::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:304::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:306::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:307::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:308::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:309::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:30c::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:30d::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:402::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:407::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:408::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:409::/48 | AS30103 | Zoom Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:40a::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:40b::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:40c::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:40e::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:40f::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:410::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:411::/48 | AS22115 | Youmaker Corporation | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:412::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:501::/48 | AS14877 | PennREN | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:601::/48 | AS399486 | Virtuo.Host (AS399486) |  Canada | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:602::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:606::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:702::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:801::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:802::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:804::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:805::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:905::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:906::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:907::/48 | AS32489 | Amanah Tech | Canada | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:908::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:909::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:90b::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:911::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:912::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:913::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a00::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a01::/48 | AS18640 | Idealab | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a02::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a04::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a06::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a07::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a08::/48 | AS30058 | FDCServers.Net | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a09::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a0a::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a0b::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a0c::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a0d::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a0f::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a10::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a11::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a12::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a13::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a15::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a16::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a19::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a1a::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a1b::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a1c::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a1d::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a20::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a21::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a22::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a23::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a24::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a25::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a26::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a27::/48 | AS214432 | Zhilian Technology CO., LTD. | United Kingdom | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a28::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a29::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a2a::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:a2b::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:b01::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:c01::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:c02::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:c03::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:c04::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:c05::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:c07::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:d00::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:d02::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:d04::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:d08::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:d0c::/48 | AS22168 | The Shadowserver Foundation | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:e02::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:e05::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:f00::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:f02::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1100::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1202::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1204::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1205::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1207::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1208::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1209::/48 | AS19750 | Criteo USA | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:120a::/48 | AS19750 | Criteo USA | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:120b::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1303::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1304::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1305::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1401::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1404::/48 | AS22115 | Youmaker Corporation | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1504::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1505::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1506::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1507::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1601::/48 | AS142111 | Zhejiang Aiyun Network Technology Co Ltd |  China | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1606::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1607::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1609::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:160a::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1700::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1800::/48 | AS397468 | THINKON | Canada | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1801::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1802::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1804::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1805::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1807::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1901::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1905::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1b00::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1b05::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1b06::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1b07::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1b08::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1b09::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1b0a::/48 | AS397496 | Inmarsat Government | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1b0b::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1d01::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1d02::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1d03::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1d04::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1d05::/48 | AS9009 | M247 Global |  Romania | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1d09::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1d0e::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:1e01::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2004::/48 | AS212628 | ARTRUBY |  Singapore | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2006::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2007::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2008::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2101::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2103::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2108::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2109::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2200::/48 | AS174 | Cogent Communications, Inc. | United States | 2026-10-23 02:19 | 2026-10-23 20:21 | Announcing |
| 2001:550:2201::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2203::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2205::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2206::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2207::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2208::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2209::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:220a::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:220b::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:220c::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:220d::/48 | AS398816 | FLUME-01 | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:220e::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2211::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2212::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2213::/48 | AS174 | Cogent Communications, Inc. | United States | 2026-10-23 02:19 | 2026-10-23 20:21 | Announcing |
| 2001:550:2217::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:221a::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:221c::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:221d::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:221e::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2301::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2500::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2502::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2503::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2601::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2602::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2604::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2605::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2702::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2703::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2705::/48 | AS19750 | Criteo USA | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2706::/48 | AS19750 | Criteo USA | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2707::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2801::/48 | AS63199 | CDS Global Cloud Co., LTD | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2803::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2805::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2806::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
| 2001:550:2807::/48 | AS174 | Cogent Communications, Inc. | United States | Before monitoring | 2026-10-23 20:21 | Announcing |
Change logAll changes
The routes covering this address have had no origin changes since ASNBase started monitoring.