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AS31 US California Institute of Technology

Updated 22.10.2026 01:15 UTC
US United States 12 IPv4 1 IPv6 2 Neighbors 2 Upstreams 0 Downstreams 0 Peering

AS Info

Organization
California Institute of Technology
Country
US United States
Last seen in BGP
22.10.2026 01:05 UTC

RPKI

0 ROA
Valid 0 Invalid 0 No ROA 13

Prefix locations

  • US United States 13

External links

PeeringDB RIPEstat bgp.tools Hurricane Electric IRR Explorer JSON API
Neighbors as seen from AS208972, thicker lines carry more routes. UpstreamsAS31Downstreams
#ASNameRelationRoutesShare
1 AS13335 US Cloudflare Upstream 35
2 AS2152 US CENIC / CalREN AS2152 Upstream 6
None seen in the routing table.
None seen in the routing table.
#ASNameRelationRoutesShare
1 AS13335 US Cloudflare Upstream 35
2 AS2152 US CENIC / CalREN AS2152 Upstream 6
PrefixDescriptionLocationRPKIPaths
131.215.0.0/16 US Glendale No ROA 1
131.215.229.0/24 US Los Angeles No ROA 5
131.215.230.0/24 US Los Angeles No ROA 5
131.215.234.0/24 US Los Angeles No ROA 5
131.215.239.0/24 US Los Angeles No ROA 5
131.215.240.0/24 US Los Angeles No ROA 5
131.215.242.0/23 US Los Angeles No ROA 5
131.215.244.0/23 US Los Angeles No ROA 5
134.4.0.0/16 US Pasadena No ROA 1
192.12.19.0/24 US No ROA 1
192.31.43.0/24 US No ROA 1
192.41.208.0/24 US No ROA 1
PrefixDescriptionLocationRPKIPaths
2607:f520::/32 US No ROA 1
PrefixDescriptionWithdrawn
192.54.249.0/24 21.10.2026 12:21
192.43.243.0/24 21.10.2026 12:21
131.215.220.0/24 21.10.2026 12:21