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Prefix profile

Review current routes, sources, visibility and BGP change evidence for a prefix.

2.57.131.0/24

Currently validIPv4

Origin ASNAS208909

This profile is based on CHA.LA's maintained BGP route state, hourly aggregates and event history; fields without observations are shown as not recorded.
Last observed11/9/2026, 16:00:00CHA.LA BGP data
View BGP historyRPKI checkRDAP registration
Prefix
2.57.131.0/24
Current status
Currently valid
Origin ASN
AS208909
First observed
8/28/2026, 14:55:20
Last observed
11/9/2026, 16:00:00
Peer41Visible peers
Collector1Collectors
Announcements0Last 7 days, hourly aggregate
Withdrawals0Last 7 days, hourly aggregate
Origin ASN1Observed ASNs

Current routes and paths

41 observed
PrefixOrigin ASNAS pathPath lengthPeerCollectorStatus
2.57.131.0/24AS20890961218 6939 210321 2089094143.246.179.232rrc00Currently valid
2.57.131.0/24AS20890958057 174 29119 210321 2089095193.33.94.251rrc00Currently valid
2.57.131.0/24AS20890950300 29119 210321 2089094176.12.110.8rrc00Currently valid
2.57.131.0/24AS20890958057 34549 210321 2089094194.50.92.251rrc00Currently valid
2.57.131.0/24AS2089091403 577 3257 210321 2089095198.58.198.252rrc00Currently valid
2.57.131.0/24AS2089097018 3257 210321 208909412.0.1.63rrc00Currently valid
2.57.131.0/24AS20890938001 3491 3257 210321 2089095202.150.221.37rrc00Currently valid
2.57.131.0/24AS208909208972 29119 210321 208909445.12.55.0rrc00Currently valid
2.57.131.0/24AS20890948185 29119 210321 2089094195.90.96.2rrc00Currently valid
2.57.131.0/24AS20890917639 29119 210321 2089094202.69.160.152rrc00Currently valid
2.57.131.0/24AS20890914907 3356 3257 210321 2089095208.80.153.193rrc00Currently valid
2.57.131.0/24AS20890924482 210321 2089093203.175.175.15rrc00Currently valid
2.57.131.0/24AS20890957821 12586 3257 210321 2089095193.160.39.1rrc00Currently valid
2.57.131.0/24AS208909204092 198978 174 29119 210321 208909689.234.186.6rrc00Currently valid
2.57.131.0/24AS20890913830 971 174 29119 210321 2089096161.129.152.2rrc00Currently valid
2.57.131.0/24AS20890955720 3257 210321 208909445.116.179.212rrc00Currently valid
2.57.131.0/24AS20890937721 210321 2089093165.16.221.66rrc00Currently valid
2.57.131.0/24AS20890945049 6696 2914 29119 210321 2089096194.28.97.2rrc00Currently valid
2.57.131.0/24AS208909202365 50673 29119 210321 20890955.255.90.109rrc00Currently valid
2.57.131.0/24AS20890950304 29119 210321 208909431.169.49.228rrc00Currently valid
2.57.131.0/24AS20890957381 42708 29119 210321 2089095193.150.22.240rrc00Currently valid
2.57.131.0/24AS208909852 3257 210321 2089094154.11.12.212rrc00Currently valid
2.57.131.0/24AS20890929504 39392 33891 29119 210321 2089096185.193.84.191rrc00Currently valid
2.57.131.0/24AS20890937989 56300 132132 4657 6453 29119 210321 2089098203.123.48.6rrc00Currently valid
2.57.131.0/24AS20890934927 29119 210321 208909445.134.89.1rrc00Currently valid
2.57.131.0/24AS20890944393 58057 6939 210321 208909549.12.70.222rrc00Currently valid
2.57.131.0/24AS2089094608 1221 4637 3257 210321 2089096203.119.104.1rrc00Currently valid
2.57.131.0/24AS208909216285 8280 6762 29119 210321 208909684.54.49.1rrc00Currently valid
2.57.131.0/24AS2089093549 3356 3257 210321 2089095208.51.134.248rrc00Currently valid
2.57.131.0/24AS20890959919 9002 29119 210321 20890955.178.95.254rrc00Currently valid
2.57.131.0/24AS20890920514 1299 3257 210321 2089095217.151.205.147rrc00Currently valid
2.57.131.0/24AS2089093333 29119 210321 2089094193.0.0.56rrc00Currently valid
2.57.131.0/24AS20890949673 29119 210321 208909494.247.111.254rrc00Currently valid
2.57.131.0/24AS20890934549 210321 208909380.77.16.114rrc00Currently valid
2.57.131.0/24AS20890934927 1299 3257 210321 2089095193.148.251.1rrc00Currently valid
2.57.131.0/24AS208909132825 174 29119 210321 208909543.251.115.197rrc00Currently valid
2.57.131.0/24AS20890949134 53356 6939 210321 208909523.129.32.61rrc00Currently valid
2.57.131.0/24AS20890922652 3257 210321 208909445.61.0.85rrc00Currently valid
2.57.131.0/24AS20890949432 48362 29119 210321 2089095195.128.231.254rrc00Currently valid
2.57.131.0/24AS208909206499 34549 210321 208909445.14.68.69rrc00Currently valid
2.57.131.0/24AS20890920205 6939 210321 208909464.246.96.5rrc00Currently valid

Recent event window

Only peers and collectors that produced events in this hour are counted.

Last observed
Not recorded
Peers in window
Not recorded
Collectors in window
Not recorded
Average path length
Not recorded
Longest path
Not recorded

Announcement / withdrawal history

Latest 30
TimeEventOrigin ASNAS pathPeerCollector
11/7/2026, 22:05:00AnnouncementAS20890955720 6939 210321 208909103.212.68.10rrc00
11/7/2026, 14:25:18AnnouncementAS208909328840 327727 174 29119 210321 208909102.208.105.2rrc00
11/7/2026, 08:25:08Withdrawal——102.208.105.2rrc00
11/6/2026, 17:10:16Withdrawal——102.208.105.2rrc00
11/5/2026, 21:25:15AnnouncementAS208909208972 29119 210321 20890945.12.55.0rrc00
11/5/2026, 21:10:34AnnouncementAS20890949432 215510 48362 29119 210321 208909195.128.231.254rrc00
11/5/2026, 21:10:33Withdrawal——195.128.231.254rrc00
11/5/2026, 09:35:13AnnouncementAS20890950300 29119 210321 208909176.12.110.8rrc00
11/4/2026, 20:45:21AnnouncementAS208909206499 34549 210321 20890945.14.68.69rrc00
11/4/2026, 16:15:34AnnouncementAS208909328840 327727 174 29119 210321 208909102.208.105.2rrc00
11/4/2026, 15:30:31AnnouncementAS208909213241 9002 29119 210321 20890989.42.52.8rrc00
11/3/2026, 02:10:35AnnouncementAS208909328840 327727 174 29119 210321 208909102.208.105.2rrc00
11/1/2026, 13:30:47AnnouncementAS208909206499 34549 210321 20890945.14.68.69rrc00
11/1/2026, 09:05:25AnnouncementAS20890938001 9002 29119 210321 208909202.150.221.37rrc00
11/1/2026, 02:50:10AnnouncementAS20890949134 53356 6939 210321 20890923.129.32.61rrc00
10/23/2026, 20:05:06AnnouncementAS20890924482 210321 208909203.175.175.15rrc00
10/23/2026, 14:40:05AnnouncementAS20890959919 9002 29119 210321 2089095.178.95.254rrc00
10/23/2026, 06:30:52AnnouncementAS20890929504 39392 33891 29119 210321 208909185.193.84.191rrc00
10/22/2026, 22:10:12AnnouncementAS20890957381 50304 29119 210321 208909193.150.22.240rrc00
10/22/2026, 13:40:16AnnouncementAS20890937721 210321 208909165.16.221.66rrc00
10/22/2026, 05:10:18AnnouncementAS208909208972 29119 210321 20890945.12.55.0rrc00
10/20/2026, 10:00:22Withdrawal——102.208.105.2rrc00
10/20/2026, 00:30:15AnnouncementAS20890955720 3257 210321 20890945.116.179.212rrc00
10/20/2026, 00:05:23AnnouncementAS208909216285 8280 6762 29119 210321 20890984.54.49.1rrc00
10/19/2026, 05:35:00AnnouncementAS20890917639 29119 210321 208909202.69.160.152rrc00
10/19/2026, 04:25:00AnnouncementAS20890917639 29119 210321 208909202.69.160.152rrc00
10/18/2026, 14:30:03AnnouncementAS208909328840 327727 174 29119 210321 208909102.208.105.2rrc00
10/17/2026, 17:30:02Withdrawal——102.208.105.2rrc00
10/16/2026, 15:05:47AnnouncementAS208909328840 327727 174 29119 210321 208909102.208.105.2rrc00
10/16/2026, 08:25:07AnnouncementAS20890950304 29119 210321 20890931.169.49.228rrc00

Hourly changes

SEVEN-DAY WINDOW · 0 time points
TimeAnnouncementsWithdrawalsPeerCollectorOrigin ASNAS path
This prefix has no hourly aggregate data.
CHA.LA BGP profileThis page shows collected RIPE RIS route state, hourly aggregates and announcement / withdrawal events. Origin ASNs, peers and collectors represent an observation view, not the complete global routing table.Data source: CHA.LA BGP data · Query window: last 7 days