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Prefix profile

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

143.20.71.0/24

Currently validIPv4

Origin ASNAS137897

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 observed10/15/2026, 16:00:00CHA.LA BGP data
View BGP historyRPKI checkRDAP registration
Prefix
143.20.71.0/24
Current status
Currently valid
Origin ASN
AS137897
First observed
9/12/2026, 14:20:21
Last observed
10/15/2026, 16:00:00
Peer42Visible peers
Collector1Collectors
Announcements5Last 7 days, hourly aggregate
Withdrawals1Last 7 days, hourly aggregate
Origin ASN1Observed ASNs

Current routes and paths

42 observed
PrefixOrigin ASNAS pathPath lengthPeerCollectorStatus
143.20.71.0/24AS137897328840 327727 174 3356 137897 4837 1378977102.208.105.2rrc00Currently valid
143.20.71.0/24AS13789722652 174 3356 137897 4837 137897645.61.0.85rrc00Currently valid
143.20.71.0/24AS13789758057 1836 3356 137897 4837 1378976193.33.94.251rrc00Currently valid
143.20.71.0/24AS137897852 2914 3356 137897 4837 1378976154.11.12.212rrc00Currently valid
143.20.71.0/24AS13789724482 6453 3356 137897 4837 1378976203.175.175.15rrc00Currently valid
143.20.71.0/24AS13789759919 9002 3356 137897 4837 13789765.178.95.254rrc00Currently valid
143.20.71.0/24AS13789745049 6696 2914 3356 137897 4837 1378977194.28.97.2rrc00Currently valid
143.20.71.0/24AS1378977018 3356 137897 4837 137897512.0.1.63rrc00Currently valid
143.20.71.0/24AS13789713830 971 3356 137897 4837 1378976161.129.152.2rrc00Currently valid
143.20.71.0/24AS13789737721 3356 137897 4837 1378975165.16.221.66rrc00Currently valid
143.20.71.0/24AS13789717639 1299 3356 137897 4837 1378976202.69.160.152rrc00Currently valid
143.20.71.0/24AS13789734927 1299 3356 137897 4837 1378976193.148.251.1rrc00Currently valid
143.20.71.0/24AS13789737989 56300 132132 4657 3356 137897 4837 1378978203.123.48.6rrc00Currently valid
143.20.71.0/24AS13789757821 12586 3320 3356 137897 4837 1378977193.160.39.1rrc00Currently valid
143.20.71.0/24AS13789758057 34549 5511 3356 137897 4837 1378977194.50.92.251rrc00Currently valid
143.20.71.0/24AS13789755720 6939 3356 137897 4837 1378976103.212.68.10rrc00Currently valid
143.20.71.0/24AS13789761218 6939 3356 137897 4837 1378976143.246.179.232rrc00Currently valid
143.20.71.0/24AS13789750628 3356 137897 4837 1378975178.208.11.4rrc00Currently valid
143.20.71.0/24AS13789755720 2914 3356 137897 4837 137897645.116.179.212rrc00Currently valid
143.20.71.0/24AS13789738001 7473 3356 137897 4837 1378976202.150.221.37rrc00Currently valid
143.20.71.0/24AS1378973333 3320 3356 137897 4837 1378976193.0.0.56rrc00Currently valid
143.20.71.0/24AS13789734549 5511 3356 137897 4837 137897680.77.16.114rrc00Currently valid
143.20.71.0/24AS13789757381 50304 1299 3356 137897 4837 1378977193.150.22.240rrc00Currently valid
143.20.71.0/24AS137897204092 198978 174 3356 137897 4837 137897789.234.186.6rrc00Currently valid
143.20.71.0/24AS137897213241 9002 3356 137897 4837 137897689.42.52.8rrc00Currently valid
143.20.71.0/24AS13789749432 48362 1764 3356 137897 4837 1378977195.128.231.254rrc00Currently valid
143.20.71.0/24AS13789749134 53356 6939 3356 137897 4837 137897723.129.32.61rrc00Currently valid
143.20.71.0/24AS13789750300 3356 137897 4837 1378975176.12.110.8rrc00Currently valid
143.20.71.0/24AS13789729504 39392 1299 3356 137897 4837 1378977185.193.84.191rrc00Currently valid
143.20.71.0/24AS13789750304 1299 3356 137897 4837 137897631.169.49.228rrc00Currently valid
143.20.71.0/24AS13789720205 6939 3356 137897 4837 137897664.246.96.5rrc00Currently valid
143.20.71.0/24AS13789734927 56655 1299 3356 137897 4837 137897745.134.89.1rrc00Currently valid
143.20.71.0/24AS137897206499 34549 5511 3356 137897 4837 137897745.14.68.69rrc00Currently valid
143.20.71.0/24AS137897216285 8280 6762 3356 137897 4837 137897784.54.49.1rrc00Currently valid
143.20.71.0/24AS13789744393 58057 6939 3356 137897 4837 137897749.12.70.222rrc00Currently valid
143.20.71.0/24AS1378973549 3356 137897 4837 1378975208.51.134.248rrc00Currently valid
143.20.71.0/24AS13789714907 3356 137897 4837 1378975208.80.153.193rrc00Currently valid
143.20.71.0/24AS13789720514 1299 3356 137897 4837 1378976217.151.205.147rrc00Currently valid
143.20.71.0/24AS1378971403 577 3356 137897 4837 1378976198.58.198.252rrc00Currently valid
143.20.71.0/24AS137897202365 50673 174 3356 137897 4837 13789775.255.90.109rrc00Currently valid
143.20.71.0/24AS137897132825 3356 137897 4837 137897543.251.115.197rrc00Currently valid
143.20.71.0/24AS13789748185 3356 137897 4837 1378975195.90.96.2rrc00Currently valid

Recent event window

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

Last observed
10/14/2026, 09:00:00
Peers in window
1
Collectors in window
1
Average path length
8.0
Longest path
8

Announcement / withdrawal history

Latest 30
TimeEventOrigin ASNAS pathPeerCollector
10/14/2026, 22:05:29AnnouncementAS13789749673 12389 3356 137897 4837 13789794.247.111.254rrc00
10/14/2026, 09:35:11AnnouncementAS1378974608 1221 4637 1299 3356 137897 4837 137897203.119.104.1rrc00
10/14/2026, 03:35:19AnnouncementAS137897328840 327727 174 3356 137897 4837 137897102.208.105.2rrc00
10/13/2026, 14:35:16AnnouncementAS137897328840 327727 174 3356 137897 4837 137897102.208.105.2rrc00
10/13/2026, 06:15:00AnnouncementAS137897204092 20766 29169 35280 7713 23764 37100 6453 3356 137897 4837 13789789.234.186.6rrc00
10/13/2026, 06:15:00Withdrawal——89.234.186.6rrc00
10/13/2026, 05:55:23AnnouncementAS137897204092 20766 29169 35280 7713 23764 37100 6453 3356 137897 4837 13789789.234.186.6rrc00
10/12/2026, 18:35:13AnnouncementAS13789737721 3356 137897 4837 137897165.16.221.66rrc00
10/12/2026, 15:55:18AnnouncementAS1378974608 1221 4637 6461 3356 137897 4837 137897203.119.104.1rrc00
10/12/2026, 12:45:04AnnouncementAS13789757821 12586 3320 3356 137897 4837 137897193.160.39.1rrc00
10/10/2026, 02:00:08AnnouncementAS13789717639 1299 3356 137897 4837 137897202.69.160.152rrc00
10/9/2026, 03:30:15AnnouncementAS13789755720 132825 3356 137897 4837 13789745.116.179.212rrc00
10/8/2026, 22:35:00AnnouncementAS1378974608 1221 4637 6461 3356 137897 4837 137897203.119.104.1rrc00
10/8/2026, 17:55:40AnnouncementAS13789761218 6939 3356 137897 4837 137897143.246.179.232rrc00
10/7/2026, 17:55:13AnnouncementAS13789749134 53356 6939 3356 137897 4837 13789723.129.32.61rrc00
10/7/2026, 16:45:07AnnouncementAS13789737721 3356 137897 4837 137897165.16.221.66rrc00
10/7/2026, 10:25:14AnnouncementAS13789729504 15935 174 3356 137897 4837 137897185.193.84.191rrc00
10/5/2026, 11:50:23AnnouncementAS13789757381 50304 1299 3356 137897 4837 137897193.150.22.240rrc00
10/4/2026, 09:55:11AnnouncementAS13789758057 34549 5511 3356 137897 4837 137897194.50.92.251rrc00
10/3/2026, 14:45:10AnnouncementAS13789749673 3216 3356 137897 4837 13789794.247.111.254rrc00
10/3/2026, 14:45:10AnnouncementAS13789749673 12389 3356 137897 4837 13789794.247.111.254rrc00
10/2/2026, 11:35:13AnnouncementAS1378974608 1221 4637 6461 3356 137897 4837 137897203.119.104.1rrc00
10/2/2026, 09:45:42AnnouncementAS1378974608 1221 4637 6461 3356 137897 4837 137897203.119.104.1rrc00
10/2/2026, 06:30:07AnnouncementAS1378974608 1221 4637 1299 3356 137897 4837 137897203.119.104.1rrc00
10/1/2026, 18:45:01Withdrawal——102.208.105.2rrc00
10/1/2026, 08:00:37AnnouncementAS13789755720 6939 3356 137897 4837 137897103.212.68.10rrc00
9/30/2026, 18:55:18AnnouncementAS1378974608 1221 4637 1299 3356 137897 4837 137897203.119.104.1rrc00
9/30/2026, 12:55:37AnnouncementAS137897852 2914 3356 137897 4837 137897154.11.12.212rrc00
9/28/2026, 07:10:40AnnouncementAS137897852 2914 3356 137897 4837 137897154.11.12.212rrc00
9/27/2026, 21:20:47AnnouncementAS137897852 2914 3356 137897 4837 137897154.11.12.212rrc00

Hourly changes

SEVEN-DAY WINDOW · 5 time points
TimeAnnouncementsWithdrawalsPeerCollectorOrigin ASNAS path
10/14/2026, 09:00:00101118.0 / 8
10/14/2026, 03:00:00101117.0 / 7
10/13/2026, 14:00:00101117.0 / 7
10/13/2026, 06:00:001111112.0 / 12
10/9/2026, 03:00:00101116.0 / 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