206208 looking glass

AS21589 City of San Jose 🇺🇸 US

Announcing 22 prefixes, seen at the RIS collectors.

IPv4 prefixes
21
8,960 (35 × /24)
IPv6 prefixes
1
1 × /48
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS21589
Name
City of San Jose
Organisation
City of San Jose
Country
🇺🇸 US
RIR
ARIN
Allocated
2012-10-04

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

1 valid (4.5%) 0 invalid (0.0%) 21 no ROA (95.5%)

Announced prefixes

22 in total

Prefix RPKI Peers Sample path First seen
156.39.0.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.1.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.2.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.3.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.5.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.10.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.11.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.12.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.13.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.15.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.28.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.48.0/21 v4 no ROA 44 37721693921589 2026-09-18
156.39.60.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.62.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.63.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.73.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.125.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.127.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.131.0/24 v4 no ROA 44 37721693921589 2026-09-18
156.39.136.0/21 v4 no ROA 44 37721693921589 2026-09-18
156.39.160.0/24 v4 no ROA 42 701821589 2026-09-18
2001:470:f0::/48 v6 RPKI valid 38 693921589 2026-09-18