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BGP routes

Enter an IP, CIDR Prefix or ASN to inspect longest-prefix matches, current origins, AS paths and visibility.

AS4

Currently visibleAutonomous system

Current ASN prefix inventory53 prefixes

Results represent the RIPE RIS observations currently stored by CHA.LA. Peer and collector counts are not the complete set of global BGP sessions.
Data time10/31/2026, 16:28:53Persisted ASN prefix snapshotASN profile →
Active prefixes53Current ASN prefix inventory
IPv445All active prefixes
IPv68All active prefixes
Data page1 / 250 per page

Currently announced prefixes

53 prefixes
PrefixAddress familyFirst observedLast observedRelated pages
128.9.0.0/20IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.112.0/20IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.113.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.117.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.122.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.123.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.127.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.128.0/20IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.144.0/20IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.16.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.160.0/20IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.17.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.176.0/20IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.18.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.19.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.192.0/18IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.26.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.28.0/23IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.30.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.31.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.32.0/20IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.34.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.35.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.36.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.37.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.38.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.40.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.43.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.44.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.46.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.47.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.48.0/20IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.64.0/20IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.80.0/20IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
128.9.96.0/20IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
165.140.12.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
165.140.13.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
165.140.14.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
170.79.218.0/23IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
191.7.35.0/24IPv410/24/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
198.32.16.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
206.117.27.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
206.117.31.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
206.117.37.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
206.117.6.0/24IPv49/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
2001:1878:401::/48IPv69/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
2001:1878:402::/48IPv69/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
2001:1878:403::/48IPv69/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
2001:1878:404::/48IPv69/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
2001:500:202::/48IPv69/15/2026, 00:00:0011/2/2026, 16:00:00ProfileHistory
CHA.LA BGP route observationsASN lookups read a persisted, periodically refreshed prefix snapshot instead of scanning the full route state during a user request.Sources: cha-la-external-routing · rir-rdap-asn · iana-rdap-asn-bootstrap