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Prefix profile

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

131.91.0.0/16

Currently validIPv4

Origin ASNAS12013

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 observed11/12/2026, 00:00:00CHA.LA BGP data
View BGP historyRPKI checkRDAP registration
Prefix
131.91.0.0/16
Current status
Currently valid
Origin ASN
AS12013
First observed
8/28/2026, 19:40:13
Last observed
11/12/2026, 00:00:00
Peer48Visible peers
Collector1Collectors
Announcements11Last 7 days, hourly aggregate
Withdrawals0Last 7 days, hourly aggregate
Origin ASN1Observed ASNs

Current routes and paths

49 observed
PrefixOrigin ASNAS pathPath lengthPeerCollectorStatus
131.91.0.0/16AS1201322652 6939 11096 12013445.61.0.85rrc00Currently valid
131.91.0.0/16AS120131403 6939 11096 120134198.58.198.252rrc00Currently valid
131.91.0.0/16AS1201348185 6939 11096 120134195.90.96.2rrc00Currently valid
131.91.0.0/16AS1201357821 6939 11096 120134193.160.39.1rrc00Currently valid
131.91.0.0/16AS1201324482 11096 120133203.175.175.15rrc00Currently valid
131.91.0.0/16AS1201314907 6939 11096 120134208.80.153.193rrc00Currently valid
131.91.0.0/16AS12013208972 6939 11096 12013445.12.55.0rrc00Currently valid
131.91.0.0/16AS12013204092 6939 11096 12013489.234.186.6rrc00Currently valid
131.91.0.0/16AS1201350628 6939 11096 120134178.208.11.4rrc00Currently valid
131.91.0.0/16AS1201338001 6939 11096 120134202.150.221.37rrc00Currently valid
131.91.0.0/16AS1201317639 6939 11096 120134202.69.160.152rrc00Currently valid
131.91.0.0/16AS1201358057 174 11096 120134193.33.94.251rrc00Currently valid
131.91.0.0/16AS1201361218 6939 11096 120134143.246.179.232rrc00Currently valid
131.91.0.0/16AS1201358057 6939 11096 120134194.50.92.251rrc00Currently valid
131.91.0.0/16AS1201350300 6939 11096 120134176.12.110.8rrc00Currently valid
131.91.0.0/16AS1201320514 1299 11096 120134217.151.205.147rrc00Currently valid
131.91.0.0/16AS1201334549 1299 11096 12013480.77.16.114rrc00Currently valid
131.91.0.0/16AS1201334927 6939 11096 120134193.148.251.1rrc00Currently valid
131.91.0.0/16AS12013216285 6939 11096 12013484.54.49.1rrc00Currently valid
131.91.0.0/16AS1201349673 6939 11096 12013494.247.111.254rrc00Currently valid
131.91.0.0/16AS120133333 6939 11096 120134193.0.0.56rrc00Currently valid
131.91.0.0/16AS1201359919 6939 11096 1201345.178.95.254rrc00Currently valid
131.91.0.0/16AS120133549 3356 3356 3356 3356 11096 120137208.51.134.248rrc00Currently valid
131.91.0.0/16AS120137018 1299 11096 12013412.0.1.63rrc00Currently valid
131.91.0.0/16AS12013328840 327727 174 11096 120135102.208.105.2rrc00Currently valid
131.91.0.0/16AS12013132825 174 11096 12013443.251.115.197rrc00Currently valid
131.91.0.0/16AS12013206499 6939 11096 12013445.14.68.69rrc00Currently valid
131.91.0.0/16AS1201320205 6939 11096 12013464.246.96.5rrc00Currently valid
131.91.0.0/16AS12013202365 6939 11096 120134194.50.19.4rrc00Currently valid
131.91.0.0/16AS1201357381 6939 11096 120134193.150.22.240rrc00Currently valid
131.91.0.0/16AS1201350304 1299 11096 12013431.169.49.228rrc00Currently valid
131.91.0.0/16AS12013202365 50673 174 11096 1201355.255.90.109rrc00Currently valid
131.91.0.0/16AS12013852 6939 11096 120134154.11.12.212rrc00Currently valid
131.91.0.0/16AS1201329504 6939 11096 120134185.193.84.191rrc00Currently valid
131.91.0.0/16AS1201313830 971 6939 11096 120135161.129.152.2rrc00Currently valid
131.91.0.0/16AS1201355720 2914 1299 11096 12013545.116.179.212rrc00Currently valid
131.91.0.0/16AS1201337721 6939 11096 120134165.16.221.66rrc00Currently valid
131.91.0.0/16AS1201345049 6939 11096 120134194.28.97.2rrc00Currently valid
131.91.0.0/16AS120136939 11096 120133118.67.200.8rrc00Currently valid
131.91.0.0/16AS1201344393 401753 6939 11096 12013549.12.70.222rrc00Currently valid
131.91.0.0/16AS1201355720 6939 11096 120134103.212.68.10rrc00Currently valid
131.91.0.0/16AS120134608 6939 11096 120134203.119.104.1rrc00Currently valid
131.91.0.0/16AS1201338855 6939 11096 120134103.147.22.50rrc00Currently valid
131.91.0.0/16AS1201338229 24490 11537 11096 120135192.248.121.251rrc00Currently valid
131.91.0.0/16AS12013213241 9002 6939 11096 12013589.42.52.8rrc00Currently valid
131.91.0.0/16AS1201337989 6939 11096 120134203.123.48.6rrc00Currently valid
131.91.0.0/16AS1201334927 6939 11096 12013445.134.89.1rrc00Currently valid
131.91.0.0/16AS1201349134 53356 6939 11096 12013523.129.32.61rrc00Currently valid
131.91.0.0/16—Not recorded—195.128.231.254rrc00Withdrawn

Recent event window

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

Last observed
11/11/2026, 14:00:00
Peers in window
1
Collectors in window
1
Average path length
3.0
Longest path
3

Announcement / withdrawal history

Latest 30
TimeEventOrigin ASNAS pathPeerCollector
11/11/2026, 14:25:04AnnouncementAS120136939 11096 12013118.67.200.8rrc00
11/11/2026, 14:25:03AnnouncementAS120136939 11096 12013118.67.200.8rrc00
11/11/2026, 09:40:22AnnouncementAS1201338229 24490 24490 11537 11096 12013192.248.121.251rrc00
11/11/2026, 04:20:19AnnouncementAS1201338229 24490 11537 11096 12013192.248.121.251rrc00
11/10/2026, 14:20:45AnnouncementAS1201338229 24490 24490 11537 11096 12013192.248.121.251rrc00
11/10/2026, 12:55:17AnnouncementAS12013202365 6939 11096 12013194.50.19.4rrc00
11/10/2026, 09:15:36AnnouncementAS1201338229 24490 11537 11096 12013192.248.121.251rrc00
11/10/2026, 09:00:05AnnouncementAS1201350300 6939 11096 12013176.12.110.8rrc00
11/10/2026, 07:55:36AnnouncementAS12013202365 6939 11096 12013194.50.19.4rrc00
11/10/2026, 01:15:19AnnouncementAS1201338229 24490 24490 11537 11096 12013192.248.121.251rrc00
11/10/2026, 00:10:09AnnouncementAS12013202365 6939 11096 12013194.50.19.4rrc00
11/9/2026, 22:05:24AnnouncementAS1201338855 6939 11096 12013103.147.22.50rrc00
11/9/2026, 06:45:34AnnouncementAS1201338229 24490 24490 11537 11096 12013192.248.121.251rrc00
11/9/2026, 03:00:08AnnouncementAS12013202365 6939 11096 12013194.50.19.4rrc00
11/8/2026, 01:55:20AnnouncementAS12013202365 6939 11096 12013194.50.19.4rrc00
11/7/2026, 22:05:00AnnouncementAS1201355720 6939 11096 12013103.212.68.10rrc00
11/7/2026, 14:25:38AnnouncementAS12013328840 327727 174 11096 12013102.208.105.2rrc00
11/7/2026, 14:25:05Withdrawal——102.208.105.2rrc00
11/7/2026, 12:40:06AnnouncementAS12013328840 327727 174 11096 12013102.208.105.2rrc00
11/7/2026, 08:25:09Withdrawal——102.208.105.2rrc00
11/7/2026, 06:10:09AnnouncementAS1201338229 24490 24490 11537 11096 12013192.248.121.251rrc00
11/7/2026, 01:55:26AnnouncementAS12013202365 6939 11096 12013194.50.19.4rrc00
11/6/2026, 02:40:05AnnouncementAS12013202365 6939 11096 12013194.50.19.4rrc00
11/5/2026, 21:10:37Withdrawal——195.128.231.254rrc00
11/4/2026, 20:45:23AnnouncementAS12013206499 6939 11096 1201345.14.68.69rrc00
11/4/2026, 16:15:21Withdrawal——102.208.105.2rrc00
11/4/2026, 05:20:32AnnouncementAS12013202365 6939 11096 12013194.50.19.4rrc00
11/4/2026, 01:05:39AnnouncementAS12013202365 6939 11096 12013194.50.19.4rrc00
11/3/2026, 22:35:06AnnouncementAS12013202365 6939 11096 12013194.50.19.4rrc00
11/3/2026, 20:30:49AnnouncementAS12013202365 6939 11096 12013194.50.19.4rrc00

Hourly changes

SEVEN-DAY WINDOW · 9 time points
TimeAnnouncementsWithdrawalsPeerCollectorOrigin ASNAS path
11/11/2026, 14:00:00201113.0 / 3
11/11/2026, 09:00:00101116.0 / 6
11/11/2026, 04:00:00101115.0 / 5
11/10/2026, 14:00:00101116.0 / 6
11/10/2026, 12:00:00101114.0 / 4
11/10/2026, 09:00:00202114.5 / 5
11/10/2026, 07:00:00101114.0 / 4
11/10/2026, 01:00:00101116.0 / 6
11/9/2026, 06:00:00101116.0 / 6
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