AS22121

Name: AS22121 — Topsham Communications LLC
Creator: ipdex

Topsham Communications LLC Unknown registered in United States

3IPv4 prefixes

1IPv6 prefixes

75%RPKI-valid

#21,289AS Rank

327/327RIS visibility

#6,069Rank in United States

2010-07-16Allocated

Topsham Communications LLC (AS22121) — Unknown, registered in United States. announces 3 IPv4 prefixes + 1 IPv6 prefixes. Rank in United States: #6069. Allocated: 2010-07-16.

IPv4 3IPv6 1

Announced prefixes · 4

v4 172.99.224.0/22 valid
v4 199.21.136.0/21 valid
v4 38.56.71.0/24 unknown
v6 2604:14c0::/32 valid

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

Routing: 3 IPv4 · 1 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	4
2026-06-13	4

AS topology · Customer cone 1

Providers · 2

AS11722 Slic Network Solutions, Inc
AS17356 Vermont Telephone Company, Inc.

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