ıpdex
United States

AS19231

NBCUniversal Unknown registered in United States

5IPv4 prefixes
0IPv6 prefixes
20%RPKI-valid
#19,893AS Rank
327/327RIS visibility
#5,292Rank in United States
2006-12-13Allocated

NBCUniversal (AS19231) — Unknown, registered in United States. announces 5 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #5292. Allocated: 2006-12-13.

Announced prefixes · 5

RPKI: rpki.cloudflare.com · 2026-06-17

Routing: 5 IPv4 · 0 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

0 2 4 2026-06-12 2026-06-13
Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)
Data table
DayAnnounced prefixes
2026-06-125
2026-06-135

AS topology · Customer cone 1

Providers · 3

  • AS3257 GTT Communications Inc.
  • AS7922 Comcast Cable Communications, LLC
  • AS286 GTT Communications (AS286)
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