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United States

AS51

Headquarters, USAISC (AS51) Unknown registered in United States

0IPv4 prefixes
0IPv6 prefixes
#18,212Rank in United States
1985-10-09Allocated

Headquarters, USAISC (AS51) (AS51) — Unknown, registered in United States. announces 0 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #18212. Allocated: 1985-10-09.

This ASN announces no prefixes in the current routing table.

The Index

Prefix history

0 0.5 1 2026-06-12 2026-06-13
Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)
Data table
DayAnnounced prefixes
2026-06-120
2026-06-130

Adjacent ASNs

AS45AS46AS47AS48AS49AS50AS52AS53AS54AS55AS56AS57
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