AS13371

Name: AS13371 — Duke University
Creator: ipdex

Duke University Education registered in United States

5IPv4 prefixes

2IPv6 prefixes

57%RPKI-valid

#16,909AS Rank

327/327RIS visibility

#4,215Rank in United States

2006-10-03Allocated

Duke University (AS13371) — Education, registered in United States. announces 5 IPv4 prefixes + 2 IPv6 prefixes. Rank in United States: #4215. Allocated: 2006-10-03.

IPv4 5IPv6 2

Announced prefixes · 7

v4 152.16.0.0/16 valid
v4 152.22.224.0/20 valid
v4 152.3.0.0/16 unknown
v4 198.86.29.0/24 valid
v4 67.159.64.0/18 unknown
v6 2600:2704:100::/48 valid
v6 2620:0:690::/47 unknown

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

Routing: 5 IPv4 · 2 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

AS topology · Customer cone 1

Providers · 1

AS81 MCNC

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