AS16681

Name: AS16681 — Educational Testing Service
Creator: ipdex

Educational Testing Service Unknown registered in United States

8IPv4 prefixes

0IPv6 prefixes

#18,559AS Rank

327/327RIS visibility

#3,808Rank in United States

2000-05-17Allocated

Educational Testing Service (AS16681) — Unknown, registered in United States. announces 8 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #3808. Allocated: 2000-05-17.

IPv4 8IPv6 0

Announced prefixes · 8

v4 144.81.10.0/24 unknown
v4 144.81.11.0/24 unknown
v4 144.81.111.0/24 unknown
v4 144.81.127.0/24 unknown
v4 144.81.53.0/24 unknown
v4 144.81.54.0/24 unknown
v4 144.81.85.0/24 unknown
v4 144.81.97.0/24 unknown

Routing: 8 IPv4 · 0 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	8
2026-06-13	8

AS topology · Customer cone 1

Providers · 2

AS7018 AT&T Enterprises, LLC
AS701 Verizon Business

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