AS11399

Name: AS11399 — Williams College
Creator: ipdex

Williams College Education registered in United States

3IPv4 prefixes

4IPv6 prefixes

100%RPKI-valid

#16,047AS Rank

327/327RIS visibility

#4,215Rank in United States

1998-08-05Allocated

Williams College (AS11399) — Education, registered in United States. announces 3 IPv4 prefixes + 4 IPv6 prefixes. Rank in United States: #4215. Allocated: 1998-08-05.

IPv4 3IPv6 4

Announced prefixes · 7

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

Routing: 3 IPv4 · 4 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	7
2026-06-13	7

Internet Exchanges · 2

MASS-IX Boston 10 Gbps
DE-CIX New York New York 5 Gbps

Facilities · 2

2 Facilities · 1 Countries

H5 Data Centers New York New York
Hub Express System Somerville

AS topology · Customer cone 1

Providers · 2

AS6939 Hurricane Electric LLC
AS27552 TowardEX Technologies International, Inc.

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