2600:4809:3b30::/44
Currently announced by AS6128 Cablevision Systems Corporation, in the routed prefix 2600:4809::/32.
- Current ASN
- AS6128
- Cablevision Systems Corporation
- Routed prefix
- 2600:4809::/32
- Most specific route covering this prefix
- ASNs over time
- 1
- 4 announcement records
- RIR allocation
- ARIN
- United States · 2600:4800::/28
Routing data · Nov 1, 2026, 20:20 UTC
ASN historyEvery routed prefix covering 2600:4809:3b30::/44
| Prefix | ASN | Name | Registered country | First seen (UTC) | Last seen (UTC) | Status |
|---|---|---|---|---|---|---|
| 2600:4809:3b30::/44 | AS6128 | Cablevision Systems Corporation |  United States | 2026-10-30 22:21 | 2026-10-31 08:19 | Stopped |
| 2600:4809::/32 | AS6128 | Cablevision Systems Corporation | United States | Before monitoring | 2026-11-01 20:20 | Announcing |
| 2600:4808::/30 | AS6128 | Cablevision Systems Corporation | United States | Before monitoring | 2026-11-01 20:20 | Announcing |
| 2600:4800::/28 | AS6128 | Cablevision Systems Corporation | United States | Before monitoring | 2026-11-01 20:20 | Announcing |
More specific routes0 total
No more specific routes inside this prefix.
Change logAll changes
| Detected (UTC) | Prefix | Change | ASN | Name | Previous ASN | Country |
|---|---|---|---|---|---|---|
| 2026-10-31 10:23 | 2600:4809:3b30::/44 | Withdrawal | AS6128 | Cablevision Systems Corporation | — | United States |
| 2026-10-30 22:21 | 2600:4809:3b30::/44 | New announcementNo longer announced | AS6128 | Cablevision Systems Corporation | — | United States |