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2001:500:133::/48

Currently announced jointly by AS10515 VeriSign Infrastructure & Operations, AS36630 VeriSign Global Registry Services, AS396546 VeriSign Global Registry Services, AS396549 VeriSign Global Registry Services, AS396550 VeriSign Global Registry Services, AS396555 VeriSign Global Registry Services, AS396560 VeriSign Global Registry Services, AS396599 VeriSign Global Registry Services, AS397204 VeriSign Global Registry Services, AS397210 VeriSign Global Registry Services, in the routed prefix 2001:500:133::/48.

Current ASN
AS10515 AS36630 AS396546 AS396549 AS396550 AS396555 AS396560 AS396599 AS397204 AS397210
VeriSign Infrastructure & Operations
Routed prefix
2001:500:133::/48
Most specific route covering this prefix
ASNs over time
19
19 announcement records
RIR allocation
ARIN
United States · 2001:500:120::/43

Routing data · Nov 1, 2026, 20:20 UTC

ASN historyEvery routed prefix covering 2001:500:133::/48

PrefixASNNameRegistered countryFirst seen (UTC)Last seen (UTC)Status
2001:500:133::/48AS10515VeriSign Infrastructure & OperationsUnited StatesBefore monitoring2026-11-01 20:20Announcing
2001:500:133::/48AS36630VeriSign Global Registry ServicesUnited StatesBefore monitoring2026-11-01 20:20Announcing
2001:500:133::/48AS396546VeriSign Global Registry ServicesUnited StatesBefore monitoring2026-11-01 20:20Announcing
2001:500:133::/48AS396549VeriSign Global Registry ServicesUnited StatesBefore monitoring2026-11-01 20:20Announcing
2001:500:133::/48AS396550VeriSign Global Registry ServicesUnited StatesBefore monitoring2026-11-01 20:20Announcing
2001:500:133::/48AS396555VeriSign Global Registry ServicesUnited StatesBefore monitoring2026-11-01 20:20Announcing
2001:500:133::/48AS396560VeriSign Global Registry ServicesUnited StatesBefore monitoring2026-11-01 20:20Announcing
2001:500:133::/48AS396599VeriSign Global Registry ServicesUnited StatesBefore monitoring2026-11-01 20:20Announcing
2001:500:133::/48AS397204VeriSign Global Registry ServicesUnited States2026-10-20 02:192026-11-01 20:20Announcing
2001:500:133::/48AS397210VeriSign Global Registry ServicesUnited States2026-10-22 18:212026-11-01 20:20Announcing
2001:500:133::/48AS396612VeriSign Global Registry ServicesUnited StatesBefore monitoring2026-10-31 00:20Stopped
2001:500:133::/48AS396563VeriSign Global Registry ServicesUnited States2026-10-22 18:212026-10-29 20:21Stopped
2001:500:133::/48AS20431VeriSign Global Registry ServicesUnited StatesBefore monitoring2026-10-26 16:18Stopped
2001:500:133::/48AS396544VeriSign Global Registry ServicesUnited StatesBefore monitoring2026-10-26 16:18Stopped
2001:500:133::/48AS396545VeriSign Global Registry ServicesUnited StatesBefore monitoring2026-10-26 16:18Stopped
2001:500:133::/48AS396609VeriSign Global Registry ServicesUnited States2026-10-23 06:222026-10-26 16:18Stopped
2001:500:133::/48AS396608VeriSign Global Registry ServicesUnited States2026-10-21 22:212026-10-23 04:19Stopped
2001:500:133::/48AS396610VeriSign Global Registry ServicesUnited States2026-10-21 02:222026-10-21 20:22Stopped
2001:500:133::/48AS396580VeriSign Global Registry ServicesUnited States2026-10-20 02:192026-10-20 20:20Stopped

More specific routes0 total

No more specific routes inside this prefix.

Change logAll changes

Detected (UTC)PrefixChangeASNNamePrevious ASNCountry
2026-10-29 22:212001:500:133::/48Origin addedNo longer announcedAS396612VeriSign Global Registry ServicesAS10515AS36630AS396546AS396549AS396550AS396555AS396560AS396563AS396599AS397204AS397210United States