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Prefix profile

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

146.4.128.0/17

Currently validIPv4

Origin ASNAS3303

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
146.4.128.0/17
Current status
Currently valid
Origin ASN
AS3303
First observed
9/3/2026, 14:25:18
Last observed
10/15/2026, 16:00:00
Peer12Visible peers
Collector1Collectors
Announcements2Last 7 days, hourly aggregate
Withdrawals0Last 7 days, hourly aggregate
Origin ASN1Observed ASNs

Current routes and paths

12 observed
PrefixOrigin ASNAS pathPath lengthPeerCollectorStatus
146.4.128.0/17AS33033333 3320 33033193.0.0.56rrc00Currently valid
146.4.128.0/17AS330357821 12586 3320 33034193.160.39.1rrc00Currently valid
146.4.128.0/17AS330358057 1836 33033193.33.94.251rrc00Currently valid
146.4.128.0/17AS330334549 3320 3303380.77.16.114rrc00Currently valid
146.4.128.0/17AS3303204092 34019 3303389.234.186.6rrc00Currently valid
146.4.128.0/17AS330358057 34549 3320 33034194.50.92.251rrc00Currently valid
146.4.128.0/17AS330337721 3320 33033165.16.221.66rrc00Currently valid
146.4.128.0/17AS330349673 31500 31133 23764 3320 3303694.247.111.254rrc00Currently valid
146.4.128.0/17AS330344393 35710 4809 3320 3303549.12.70.222rrc00Currently valid
146.4.128.0/17AS3303852 3320 33033154.11.12.212rrc00Currently valid
146.4.128.0/17AS330349432 215510 31543 25255 8447 3320 33037195.128.231.254rrc00Currently valid
146.4.128.0/17AS3303206499 34549 3320 3303445.14.68.69rrc00Currently valid

Recent event window

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

Last observed
10/11/2026, 10:00:00
Peers in window
1
Collectors in window
1
Average path length
3.0
Longest path
3

Announcement / withdrawal history

Latest 27
TimeEventOrigin ASNAS pathPeerCollector
10/13/2026, 07:05:36AnnouncementAS330357821 12586 3320 3303193.160.39.1rrc00
10/12/2026, 12:45:05AnnouncementAS330357821 12586 3320 3303193.160.39.1rrc00
10/11/2026, 10:30:11AnnouncementAS3303204092 34019 330389.234.186.6rrc00
10/11/2026, 10:25:18AnnouncementAS3303204092 34019 330389.234.186.6rrc00
10/10/2026, 15:05:03AnnouncementAS330357821 12586 3320 3303193.160.39.1rrc00
10/4/2026, 09:55:09AnnouncementAS330358057 34549 3320 3303194.50.92.251rrc00
10/1/2026, 15:10:14AnnouncementAS3303852 3320 3303154.11.12.212rrc00
9/24/2026, 14:50:06AnnouncementAS3303852 3320 3303154.11.12.212rrc00
9/22/2026, 06:20:09AnnouncementAS330337721 3320 3303165.16.221.66rrc00
9/14/2026, 07:20:22AnnouncementAS330357821 12586 3320 3303193.160.39.1rrc00
9/13/2026, 23:25:15AnnouncementAS3303206499 34549 3320 330345.14.68.69rrc00
9/10/2026, 12:50:05AnnouncementAS330357821 12586 3320 3303193.160.39.1rrc00
9/10/2026, 11:35:03Withdrawal——193.160.39.1rrc00
9/10/2026, 11:25:20AnnouncementAS330357821 12586 3320 3303193.160.39.1rrc00
9/10/2026, 11:05:09AnnouncementAS330357821 12586 3320 3303193.160.39.1rrc00
9/10/2026, 02:05:02AnnouncementAS330337721 3320 3303165.16.221.66rrc00
9/10/2026, 00:55:04Withdrawal——165.16.221.66rrc00
9/10/2026, 00:50:02AnnouncementAS330357821 12586 3320 3303193.160.39.1rrc00
9/9/2026, 04:00:31Withdrawal——193.160.39.1rrc00
9/8/2026, 22:05:12Withdrawal——193.160.39.1rrc00
9/8/2026, 18:45:15AnnouncementAS330357821 12586 3320 3303193.160.39.1rrc00
9/6/2026, 12:45:14AnnouncementAS330357821 12586 3320 3303193.160.39.1rrc00
9/6/2026, 12:40:09AnnouncementAS330357821 12586 3320 3303193.160.39.1rrc00
9/6/2026, 11:00:28Withdrawal——193.160.39.1rrc00
9/6/2026, 10:20:40Withdrawal——193.160.39.1rrc00
9/4/2026, 05:35:14AnnouncementAS3303206499 34549 3320 330345.14.68.69rrc00
9/3/2026, 14:25:18AnnouncementAS330349432 215510 31543 25255 8447 3320 3303195.128.231.254rrc00

Hourly changes

SEVEN-DAY WINDOW · 1 time points
TimeAnnouncementsWithdrawalsPeerCollectorOrigin ASNAS path
10/11/2026, 10:00:00201113.0 / 3
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