AS13748

Name: AS13748 — Cold Spring Harbor Laboratory
Creator: ipdex

Cold Spring Harbor Laboratory Unknown registered in United States

5IPv4 prefixes

0IPv6 prefixes

#17,115AS Rank

327/327RIS visibility

#5,292Rank in United States

2014-04-17Allocated

Cold Spring Harbor Laboratory (AS13748) — Unknown, registered in United States. announces 5 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #5292. Allocated: 2014-04-17.

IPv4 5IPv6 0

Announced prefixes · 5

v4 143.48.0.0/16 unknown
v4 143.48.0.0/17 unknown
v4 143.48.128.0/17 unknown
v4 143.48.210.0/24 unknown
v4 143.48.220.0/24 unknown

Routing: 5 IPv4 · 0 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-18

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	5
2026-06-13	5

AS topology · Customer cone 1

Providers · 2

AS46887 Zayo Bandwidth
AS54004 Cablevision Lightpath LLC

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