64.81.0.0/16
Currently announced by AS3257 GTT Communications (AS3257), in the routed prefix 64.81.0.0/16.
- Current ASN
- AS3257
- GTT Communications (AS3257)
- Routed prefix
- 64.81.0.0/16
- Most specific route covering this prefix
- ASNs over time
- 1
- 1 announcement record
- RIR allocation
- ARIN
- United States · 64.81.0.0/16
Routing data · Nov 8, 2026, 10:26 UTC
ASN historyEvery routed prefix covering 64.81.0.0/16
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 64.81.0.0/16 | AS3257 | GTT Communications (AS3257) |  United States | Before monitoring | 2026-11-08 10:26 | Announcing |
More specific routes68 total
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 64.81.16.0/22 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.20.0/24 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.24.0/21 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.26.0/23 | AS979 | NETLAB-SDN | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.30.0/24 | AS979 | NETLAB-SDN | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.32.0/21 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.40.0/22 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.44.0/24 | AS12259 | EBOCOM LLC | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.45.0/24 | AS11696 | Fusion Connect | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.46.0/23 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.64.0/21 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.72.0/22 | AS50118 | Caribbean Telecom S.A |  Anguilla | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.76.0/23 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.78.0/24 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.79.0/24 | AS11696 | Fusion Connect | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.112.0/21 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.112.0/22 | AS979 | NETLAB-SDN | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.112.0/24 | AS979 | NETLAB-SDN | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.113.0/24 | AS979 | NETLAB-SDN | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.114.0/24 | AS979 | NETLAB-SDN | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.115.0/24 | AS979 | NETLAB-SDN | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.116.0/23 | AS979 | NETLAB-SDN | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.120.0/22 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.124.0/23 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.126.0/24 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.127.0/24 | AS11696 | Fusion Connect | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.128.0/20 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.144.0/21 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.152.0/22 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.156.0/23 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.158.0/24 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.159.0/24 | AS11696 | Fusion Connect | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.160.0/24 | AS398184 | Highscore, Inc | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.161.0/24 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.162.0/24 | AS197537 | WISDOM CLOUD |  Singapore | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.163.0/24 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.164.0/24 | AS27176 | DataWagon | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.165.0/24 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.166.0/23 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.168.0/24 | AS13537 | Mega Colocation, Inc. | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.169.0/24 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.170.0/24 | AS6079 | Astound | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.171.0/24 | AS402394 | Vuedge | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.172.0/23 | AS4766 | KT Corporation (Korea Telecom) |  South Korea | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.174.0/24 | AS273034 | COMPANIA DE TELECOMUNICACIONES LEON & RODAS LR-COMPTEL S.A. |  Ecuador | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.175.0/24 | AS273034 | COMPANIA DE TELECOMUNICACIONES LEON & RODAS LR-COMPTEL S.A. | Ecuador | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.176.0/24 | AS6079 | Astound | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.177.0/24 | AS5650 | Frontier Communications of America (FCA) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.178.0/24 | AS26407 | Carolina Digital Phone, Inc. | United States | 2026-11-05 18:22 | 2026-11-08 10:26 | Announcing |
| 64.81.178.0/24 | AS204765 | PG8GLOBAL | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.179.0/24 | AS46370 | Grand Web Solutions, Inc. | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.180.0/24 | AS402394 | Vuedge | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.181.0/24 | AS14927 | TeraTeams Inc | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.182.0/24 | AS2914 | NTT Global IP Network | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.182.0/24 | AS40605 | ANYCONNECT INFORMATION TECHNOLOGY CO., LTD | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.183.0/24 | AS26666 | Interserver, Inc | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.184.0/24 | AS152726 | Dream Engineering |  Bangladesh | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.185.0/24 | AS6079 | Astound | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.186.0/24 | AS3257 | GTT Communications (AS3257) | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.187.0/24 | AS135402 | US-FXCAPITAL | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.188.0/24 | AS21859 | Zenlayer Edge Cloud Network - AS21859 | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.189.0/24 | AS395092 | Shock Hosting | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.190.0/24 | AS26407 | Carolina Digital Phone, Inc. | United States | 2026-11-05 18:22 | 2026-11-08 10:26 | Announcing |
| 64.81.191.0/24 | AS6079 | Astound | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.192.0/18 | AS6079 | Astound | United States | Before monitoring | 2026-11-08 10:26 | Announcing |
| 64.81.30.0/24 | AS1014 | Japan Networks | United States | 2026-10-22 06:20 | 2026-10-22 08:21 | Stopped |
| 64.81.162.0/24 | AS9009 | M247 Global |  Romania | Before monitoring | 2026-10-23 16:18 | Stopped |
| 64.81.184.0/24 | AS215607 | DF-Transit |  Germany | Before monitoring | 2026-10-30 12:22 | Stopped |
Change logAll changes
The routes covering this address have had no origin changes since ASNBase started monitoring.