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Prefix profile

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

131.72.48.0/23

Currently validIPv4

Origin ASNAS52545

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
131.72.48.0/23
Current status
Currently valid
Origin ASN
AS52545
First observed
8/28/2026, 10:15:27
Last observed
11/12/2026, 00:00:00
Peer42Visible peers
Collector1Collectors
Announcements10Last 7 days, hourly aggregate
Withdrawals1Last 7 days, hourly aggregate
Origin ASN1Observed ASNs

Current routes and paths

43 observed
PrefixOrigin ASNAS pathPath lengthPeerCollectorStatus
131.72.48.0/23AS5254537721 525452165.16.221.66rrc00Currently valid
131.72.48.0/23AS5254544393 58057 6939 52545449.12.70.222rrc00Currently valid
131.72.48.0/23AS52545204092 198978 174 52545 52545589.234.186.6rrc00Currently valid
131.72.48.0/23AS5254550304 1299 3356 53062 52545531.169.49.228rrc00Currently valid
131.72.48.0/23AS5254534927 1299 2914 525454193.148.251.1rrc00Currently valid
131.72.48.0/23AS52545202365 50673 174 52545 5254555.255.90.109rrc00Currently valid
131.72.48.0/23AS5254537989 56300 132132 4657 2914 525456203.123.48.6rrc00Currently valid
131.72.48.0/23AS52545216285 8280 6762 53062 52545584.54.49.1rrc00Currently valid
131.72.48.0/23AS5254514907 2914 525453208.80.153.193rrc00Currently valid
131.72.48.0/23AS52545852 2914 525453154.11.12.212rrc00Currently valid
131.72.48.0/23AS525454608 7575 2914 525454203.119.104.1rrc00Currently valid
131.72.48.0/23AS525451403 577 3356 53062 525455198.58.198.252rrc00Currently valid
131.72.48.0/23AS5254538001 2914 525453202.150.221.37rrc00Currently valid
131.72.48.0/23AS5254520205 6939 52545364.246.96.5rrc00Currently valid
131.72.48.0/23AS52545132825 3356 2914 52545443.251.115.197rrc00Currently valid
131.72.48.0/23AS5254550300 2914 525453176.12.110.8rrc00Currently valid
131.72.48.0/23AS5254534549 2914 52545380.77.16.114rrc00Currently valid
131.72.48.0/23AS5254520514 1299 174 52545 525455217.151.205.147rrc00Currently valid
131.72.48.0/23AS5254561218 6939 525453143.246.179.232rrc00Currently valid
131.72.48.0/23AS52545206499 34549 2914 52545445.14.68.69rrc00Currently valid
131.72.48.0/23AS5254549134 53356 6939 52545423.129.32.61rrc00Currently valid
131.72.48.0/23AS5254555720 6939 525453103.212.68.10rrc00Currently valid
131.72.48.0/23AS5254529504 39392 174 52545 525455185.193.84.191rrc00Currently valid
131.72.48.0/23AS5254548185 2914 525453195.90.96.2rrc00Currently valid
131.72.48.0/23AS5254545049 6696 2914 525454194.28.97.2rrc00Currently valid
131.72.48.0/23AS525457018 2914 52545312.0.1.63rrc00Currently valid
131.72.48.0/23AS5254534927 56655 6939 52545445.134.89.1rrc00Currently valid
131.72.48.0/23AS5254559919 9002 2914 5254545.178.95.254rrc00Currently valid
131.72.48.0/23AS5254524482 525452203.175.175.15rrc00Currently valid
131.72.48.0/23AS5254557821 12586 3257 3356 53062 525456193.160.39.1rrc00Currently valid
131.72.48.0/23AS5254558057 174 52545 525454193.33.94.251rrc00Currently valid
131.72.48.0/23AS52545213241 9002 2914 52545489.42.52.8rrc00Currently valid
131.72.48.0/23AS525453549 3356 53062 525454208.51.134.248rrc00Currently valid
131.72.48.0/23AS525453333 1257 2914 525454193.0.0.56rrc00Currently valid
131.72.48.0/23AS5254522652 1299 2914 52545445.61.0.85rrc00Currently valid
131.72.48.0/23AS52545328840 327727 174 52545 525455102.208.105.2rrc00Currently valid
131.72.48.0/23AS5254558057 34549 2914 525454194.50.92.251rrc00Currently valid
131.72.48.0/23AS5254557381 50304 1299 3356 53062 525456193.150.22.240rrc00Currently valid
131.72.48.0/23AS5254549673 20485 6453 2914 52545594.247.111.254rrc00Currently valid
131.72.48.0/23AS5254513830 971 3356 53062 525455161.129.152.2rrc00Currently valid
131.72.48.0/23AS5254555720 2914 52545345.116.179.212rrc00Currently valid
131.72.48.0/23AS5254517639 6939 525453202.69.160.152rrc00Currently valid
131.72.48.0/23—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
6.0
Longest path
6

Announcement / withdrawal history

Latest 30
TimeEventOrigin ASNAS pathPeerCollector
11/11/2026, 14:05:39AnnouncementAS5254537989 56300 132132 4657 2914 52545203.123.48.6rrc00
11/11/2026, 14:05:25Withdrawal——203.123.48.6rrc00
11/11/2026, 12:00:27AnnouncementAS5254557381 50304 1299 3356 53062 52545193.150.22.240rrc00
11/11/2026, 12:00:26AnnouncementAS525451403 577 3356 53062 52545198.58.198.252rrc00
11/11/2026, 12:00:23AnnouncementAS5254550304 1299 3356 53062 5254531.169.49.228rrc00
11/11/2026, 12:00:12AnnouncementAS5254513830 971 3356 53062 52545161.129.152.2rrc00
11/9/2026, 18:00:12AnnouncementAS52545328840 327727 174 52545 52545102.208.105.2rrc00
11/9/2026, 18:00:08AnnouncementAS5254520514 1299 174 52545 52545217.151.205.147rrc00
11/9/2026, 17:55:12AnnouncementAS5254558057 174 52545 52545193.33.94.251rrc00
11/9/2026, 17:55:12AnnouncementAS52545202365 50673 6453 2914 525455.255.90.109rrc00
11/9/2026, 17:55:11AnnouncementAS52545204092 198978 174 52545 5254589.234.186.6rrc00
11/9/2026, 17:55:08AnnouncementAS5254520514 1299 3356 53062 52545217.151.205.147rrc00
11/9/2026, 07:55:07AnnouncementAS5254557821 12586 3257 3356 53062 52545193.160.39.1rrc00
11/7/2026, 14:25:15AnnouncementAS52545328840 327727 174 52545 52545102.208.105.2rrc00
11/7/2026, 14:25:08Withdrawal——102.208.105.2rrc00
11/5/2026, 21:10:37Withdrawal——195.128.231.254rrc00
11/4/2026, 21:35:03AnnouncementAS52545206499 34549 2914 5254545.14.68.69rrc00
11/4/2026, 20:45:27AnnouncementAS52545206499 34549 2914 5254545.14.68.69rrc00
11/4/2026, 16:15:30AnnouncementAS52545328840 327727 174 52545 52545102.208.105.2rrc00
11/4/2026, 16:15:23Withdrawal——102.208.105.2rrc00
11/4/2026, 15:30:29AnnouncementAS52545213241 9002 2914 5254589.42.52.8rrc00
11/3/2026, 04:00:18Withdrawal——102.208.105.2rrc00
11/3/2026, 02:10:31AnnouncementAS52545328840 327727 174 52545 52545102.208.105.2rrc00
11/3/2026, 02:10:22Withdrawal——102.208.105.2rrc00
11/1/2026, 13:30:56AnnouncementAS52545206499 34549 2914 5254545.14.68.69rrc00
11/1/2026, 02:50:09AnnouncementAS5254549134 53356 6939 5254523.129.32.61rrc00
10/23/2026, 14:40:01AnnouncementAS5254559919 9002 2914 525455.178.95.254rrc00
10/23/2026, 10:10:13AnnouncementAS5254558057 34549 37468 22381 53062 52545194.50.92.251rrc00
10/23/2026, 10:10:13AnnouncementAS52545206499 34549 37468 22381 53062 5254545.14.68.69rrc00
10/23/2026, 10:10:13AnnouncementAS5254534549 37468 22381 53062 5254580.77.16.114rrc00

Hourly changes

SEVEN-DAY WINDOW · 4 time points
TimeAnnouncementsWithdrawalsPeerCollectorOrigin ASNAS path
11/11/2026, 14:00:00111116.0 / 6
11/11/2026, 12:00:00404115.3 / 6
11/9/2026, 17:00:00404114.8 / 5
11/9/2026, 07:00:00101116.0 / 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