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Prefix profile

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

185.121.204.0/24

Currently validIPv4

Origin ASNAS1257

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
185.121.204.0/24
Current status
Currently valid
Origin ASN
AS1257
First observed
8/28/2026, 22:25:05
Last observed
10/15/2026, 16:00:00
Peer42Visible peers
Collector1Collectors
Announcements1Last 7 days, hourly aggregate
Withdrawals0Last 7 days, hourly aggregate
Origin ASN1Observed ASNs

Current routes and paths

42 observed
PrefixOrigin ASNAS pathPath lengthPeerCollectorStatus
185.121.204.0/24AS1257328840 327727 174 1257 1257 12576102.208.105.2rrc00Currently valid
185.121.204.0/24AS125750300 2914 1257 1257 12575176.12.110.8rrc00Currently valid
185.121.204.0/24AS125729504 39392 33891 12574185.193.84.191rrc00Currently valid
185.121.204.0/24AS125749134 53356 6939 1257423.129.32.61rrc00Currently valid
185.121.204.0/24AS125737721 1273 12573165.16.221.66rrc00Currently valid
185.121.204.0/24AS12573333 12572193.0.0.56rrc00Currently valid
185.121.204.0/24AS125714907 1299 12573208.80.153.193rrc00Currently valid
185.121.204.0/24AS12574608 1221 4637 12574203.119.104.1rrc00Currently valid
185.121.204.0/24AS125734927 1299 12573193.148.251.1rrc00Currently valid
185.121.204.0/24AS1257852 1299 12573154.11.12.212rrc00Currently valid
185.121.204.0/24AS125717639 9002 12573202.69.160.152rrc00Currently valid
185.121.204.0/24AS125713830 971 174 1257 1257 12576161.129.152.2rrc00Currently valid
185.121.204.0/24AS125734927 56655 1299 1257445.134.89.1rrc00Currently valid
185.121.204.0/24AS125737989 56300 132132 4657 9002 12576203.123.48.6rrc00Currently valid
185.121.204.0/24AS1257204092 20766 1299 1257489.234.186.6rrc00Currently valid
185.121.204.0/24AS125757381 42708 12573193.150.22.240rrc00Currently valid
185.121.204.0/24AS1257202365 50673 6453 125745.255.90.109rrc00Currently valid
185.121.204.0/24AS125720205 6939 1257364.246.96.5rrc00Currently valid
185.121.204.0/24AS12577018 174 1257 1257 1257512.0.1.63rrc00Currently valid
185.121.204.0/24AS125761218 6939 12573143.246.179.232rrc00Currently valid
185.121.204.0/24AS12571403 577 1299 12574198.58.198.252rrc00Currently valid
185.121.204.0/24AS125757821 12586 3257 174 1257 1257 12577193.160.39.1rrc00Currently valid
185.121.204.0/24AS125745049 6696 2914 1257 1257 12576194.28.97.2rrc00Currently valid
185.121.204.0/24AS125748185 1299 12573195.90.96.2rrc00Currently valid
185.121.204.0/24AS1257213241 9002 1257389.42.52.8rrc00Currently valid
185.121.204.0/24AS125724482 6453 12573203.175.175.15rrc00Currently valid
185.121.204.0/24AS125759919 9002 125735.178.95.254rrc00Currently valid
185.121.204.0/24AS125750304 1299 1257331.169.49.228rrc00Currently valid
185.121.204.0/24AS125758057 1836 1299 12574193.33.94.251rrc00Currently valid
185.121.204.0/24AS125755720 6939 12573103.212.68.10rrc00Currently valid
185.121.204.0/24AS125758057 34549 2914 1257 1257 12576194.50.92.251rrc00Currently valid
185.121.204.0/24AS125749432 48362 9002 12574195.128.231.254rrc00Currently valid
185.121.204.0/24AS125755720 2914 1257 1257 1257545.116.179.212rrc00Currently valid
185.121.204.0/24AS125738001 9002 12573202.150.221.37rrc00Currently valid
185.121.204.0/24AS12573549 3356 2914 1257 1257 12576208.51.134.248rrc00Currently valid
185.121.204.0/24AS125734549 2914 1257 1257 1257580.77.16.114rrc00Currently valid
185.121.204.0/24AS125720514 1299 12573217.151.205.147rrc00Currently valid
185.121.204.0/24AS1257206499 34549 2914 1257 1257 1257645.14.68.69rrc00Currently valid
185.121.204.0/24AS1257216285 8280 6762 1257484.54.49.1rrc00Currently valid
185.121.204.0/24AS125722652 1299 1257345.61.0.85rrc00Currently valid
185.121.204.0/24AS125744393 58057 6939 1257449.12.70.222rrc00Currently valid
185.121.204.0/24AS125749673 20485 1299 1257494.247.111.254rrc00Currently valid

Recent event window

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

Last observed
10/9/2026, 03:00:00
Peers in window
1
Collectors in window
1
Average path length
6.0
Longest path
6

Announcement / withdrawal history

Latest 30
TimeEventOrigin ASNAS pathPeerCollector
10/10/2026, 10:10:10AnnouncementAS125717639 9002 1257202.69.160.152rrc00
10/9/2026, 13:20:21AnnouncementAS125717639 9002 1257202.69.160.152rrc00
10/9/2026, 03:30:34AnnouncementAS125755720 3257 174 1257 1257 125745.116.179.212rrc00
10/8/2026, 22:35:33AnnouncementAS1257328840 327727 174 1257 1257 1257102.208.105.2rrc00
10/8/2026, 22:35:23AnnouncementAS12571403 577 1299 1257198.58.198.252rrc00
10/8/2026, 17:55:50AnnouncementAS125761218 6939 1257143.246.179.232rrc00
10/7/2026, 17:55:10AnnouncementAS125749134 53356 6939 125723.129.32.61rrc00
10/7/2026, 10:25:13AnnouncementAS125729504 15935 9002 1257185.193.84.191rrc00
10/5/2026, 00:15:18AnnouncementAS1257328840 327727 174 1257 1257 1257102.208.105.2rrc00
10/4/2026, 10:05:06AnnouncementAS125758057 34549 2914 1257 1257 1257194.50.92.251rrc00
10/4/2026, 09:55:18AnnouncementAS125758057 34549 2914 1257 1257 1257194.50.92.251rrc00
10/3/2026, 14:05:36AnnouncementAS125737721 6762 1257165.16.221.66rrc00
10/2/2026, 11:35:03AnnouncementAS12574608 1221 4637 1257203.119.104.1rrc00
10/1/2026, 18:45:03Withdrawal——102.208.105.2rrc00
10/1/2026, 08:00:02AnnouncementAS125755720 6939 1257103.212.68.10rrc00
9/30/2026, 12:55:16AnnouncementAS1257852 1299 1257154.11.12.212rrc00
9/30/2026, 11:45:24AnnouncementAS125737721 1273 1257165.16.221.66rrc00
9/30/2026, 09:20:15AnnouncementAS1257852 1299 1257154.11.12.212rrc00
9/30/2026, 08:35:06AnnouncementAS125722652 1299 125745.61.0.85rrc00
9/28/2026, 07:10:22AnnouncementAS1257852 1299 1257154.11.12.212rrc00
9/27/2026, 21:10:24AnnouncementAS125749432 215510 48362 1299 1257195.128.231.254rrc00
9/27/2026, 21:10:23Withdrawal——195.128.231.254rrc00
9/27/2026, 02:25:08Withdrawal——102.208.105.2rrc00
9/26/2026, 02:35:43AnnouncementAS1257328840 327727 174 1257 1257 1257102.208.105.2rrc00
9/24/2026, 14:50:03AnnouncementAS1257852 1299 1257154.11.12.212rrc00
9/22/2026, 06:20:27AnnouncementAS1257328840 327727 174 1257 1257 1257102.208.105.2rrc00
9/22/2026, 00:05:25Withdrawal——102.208.105.2rrc00
9/19/2026, 09:25:25Withdrawal——102.208.105.2rrc00
9/19/2026, 08:30:25AnnouncementAS125729504 15935 9002 1257185.193.84.191rrc00
9/19/2026, 08:15:03Withdrawal——102.208.105.2rrc00

Hourly changes

SEVEN-DAY WINDOW · 1 time points
TimeAnnouncementsWithdrawalsPeerCollectorOrigin ASNAS path
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