Prefix profile

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

83.136.72.0/21

Currently validIPv4

Origin ASNAS42605

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 observed11/11/2026, 16:00:00CHA.LA BGP data

View BGP history RPKI check RDAP registration

Prefix: 83.136.72.0/21
Current status: Currently valid
Origin ASN: AS42605
First observed: 8/28/2026, 14:55:24
Last observed: 11/11/2026, 16:00:00

Peer41Visible peers

Collector1Collectors

Announcements7Last 7 days, hourly aggregate

Withdrawals1Last 7 days, hourly aggregate

Origin ASN1Observed ASNs

Current routes and paths

41 observed

Prefix	Origin ASN	AS path	Path length	Peer	Collector	Status
83.136.72.0/21	AS42605	`132825 3356 2914 42605`	4	43.251.115.197	rrc00	Currently valid
83.136.72.0/21	AS42605	`34549 42605`	2	80.77.16.114	rrc00	Currently valid
83.136.72.0/21	AS42605	`50300 2914 42605`	3	176.12.110.8	rrc00	Currently valid
83.136.72.0/21	AS42605	`1403 577 2914 42605`	4	198.58.198.252	rrc00	Currently valid
83.136.72.0/21	AS42605	`7018 2914 42605`	3	12.0.1.63	rrc00	Currently valid
83.136.72.0/21	AS42605	`20205 6939 42605`	3	64.246.96.5	rrc00	Currently valid
83.136.72.0/21	AS42605	`38001 2914 42605`	3	202.150.221.37	rrc00	Currently valid
83.136.72.0/21	AS42605	`37721 42605`	2	165.16.221.66	rrc00	Currently valid
83.136.72.0/21	AS42605	`20514 1299 3320 42605`	4	217.151.205.147	rrc00	Currently valid
83.136.72.0/21	AS42605	`17639 6939 42605`	3	202.69.160.152	rrc00	Currently valid
83.136.72.0/21	AS42605	`55720 6939 42605`	3	103.212.68.10	rrc00	Currently valid
83.136.72.0/21	AS42605	`49134 53356 6939 42605`	4	23.129.32.61	rrc00	Currently valid
83.136.72.0/21	AS42605	`45049 6696 2914 42605`	4	194.28.97.2	rrc00	Currently valid
83.136.72.0/21	AS42605	`48185 2914 42605`	3	195.90.96.2	rrc00	Currently valid
83.136.72.0/21	AS42605	`29504 39392 33891 42605`	4	185.193.84.191	rrc00	Currently valid
83.136.72.0/21	AS42605	`216285 8280 6762 2914 42605`	5	84.54.49.1	rrc00	Currently valid
83.136.72.0/21	AS42605	`61218 6939 42605`	3	143.246.179.232	rrc00	Currently valid
83.136.72.0/21	AS42605	`50304 1299 3320 42605`	4	31.169.49.228	rrc00	Currently valid
83.136.72.0/21	AS42605	`44393 212024 42605`	3	49.12.70.222	rrc00	Currently valid
83.136.72.0/21	AS42605	`204092 34019 42605`	3	89.234.186.6	rrc00	Currently valid
83.136.72.0/21	AS42605	`34927 1299 2914 42605`	4	193.148.251.1	rrc00	Currently valid
83.136.72.0/21	AS42605	`206499 34549 42605`	3	45.14.68.69	rrc00	Currently valid
83.136.72.0/21	AS42605	`49432 48362 42605`	3	195.128.231.254	rrc00	Currently valid
83.136.72.0/21	AS42605	`202365 50673 33891 42605`	4	5.255.90.109	rrc00	Currently valid
83.136.72.0/21	AS42605	`852 3320 42605`	3	154.11.12.212	rrc00	Currently valid
83.136.72.0/21	AS42605	`14907 2914 42605`	3	208.80.153.193	rrc00	Currently valid
83.136.72.0/21	AS42605	`3549 3356 2914 42605`	4	208.51.134.248	rrc00	Currently valid
83.136.72.0/21	AS42605	`58057 34549 42605`	3	194.50.92.251	rrc00	Currently valid
83.136.72.0/21	AS42605	`328840 327727 174 2914 42605`	5	102.208.105.2	rrc00	Currently valid
83.136.72.0/21	AS42605	`13830 971 3356 2914 42605`	5	161.129.152.2	rrc00	Currently valid
83.136.72.0/21	AS42605	`57381 42708 42605`	3	193.150.22.240	rrc00	Currently valid
83.136.72.0/21	AS42605	`49673 20485 42605`	3	94.247.111.254	rrc00	Currently valid
83.136.72.0/21	AS42605	`213241 42605`	2	89.42.52.8	rrc00	Currently valid
83.136.72.0/21	AS42605	`22652 1299 2914 42605`	4	45.61.0.85	rrc00	Currently valid
83.136.72.0/21	AS42605	`3333 3320 42605`	3	193.0.0.56	rrc00	Currently valid
83.136.72.0/21	AS42605	`55720 2914 42605`	3	45.116.179.212	rrc00	Currently valid
83.136.72.0/21	AS42605	`34927 56655 6939 42605`	4	45.134.89.1	rrc00	Currently valid
83.136.72.0/21	AS42605	`59919 12779 42605`	3	5.178.95.254	rrc00	Currently valid
83.136.72.0/21	AS42605	`58057 1836 42605`	3	193.33.94.251	rrc00	Currently valid
83.136.72.0/21	AS42605	`24482 42605`	2	203.175.175.15	rrc00	Currently valid
83.136.72.0/21	AS42605	`57821 12586 3257 2914 42605`	5	193.160.39.1	rrc00	Currently valid

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

Time	Event	Origin ASN	AS path	Peer	Collector
11/11/2026, 14:05:41	Announcement	AS42605	`37989 56300 132132 4657 2914 42605`	203.123.48.6	rrc00
11/11/2026, 14:05:25	Withdrawal	—	`—`	203.123.48.6	rrc00
11/11/2026, 12:15:01	Announcement	AS42605	`4608 7575 2914 42605`	203.119.104.1	rrc00
11/10/2026, 12:15:00	Announcement	AS42605	`204092 34019 35625 42605`	89.234.186.6	rrc00
11/10/2026, 10:50:08	Announcement	AS42605	`328840 327727 174 2914 42605`	102.208.105.2	rrc00
11/10/2026, 09:00:12	Announcement	AS42605	`50300 2914 42605`	176.12.110.8	rrc00
11/9/2026, 08:30:00	Announcement	AS42605	`7018 2914 42605`	12.0.1.63	rrc00
11/9/2026, 07:55:00	Announcement	AS42605	`57821 12586 3257 2914 42605`	193.160.39.1	rrc00
11/7/2026, 14:25:11	Announcement	AS42605	`328840 327727 174 2914 42605`	102.208.105.2	rrc00
11/7/2026, 14:25:10	Withdrawal	—	`—`	102.208.105.2	rrc00
11/6/2026, 06:50:12	Announcement	AS42605	`57821 12586 3257 2914 42605`	193.160.39.1	rrc00
11/5/2026, 21:10:35	Withdrawal	—	`—`	195.128.231.254	rrc00
11/5/2026, 11:10:28	Announcement	AS42605	`4608 7575 2914 42605`	203.119.104.1	rrc00
11/4/2026, 20:45:27	Announcement	AS42605	`206499 34549 42605`	45.14.68.69	rrc00
11/4/2026, 19:55:01	Announcement	AS42605	`328840 327727 174 2914 42605`	102.208.105.2	rrc00
11/4/2026, 19:55:00	Withdrawal	—	`—`	102.208.105.2	rrc00
11/4/2026, 16:15:25	Announcement	AS42605	`328840 327727 174 2914 42605`	102.208.105.2	rrc00
11/4/2026, 16:15:24	Withdrawal	—	`—`	102.208.105.2	rrc00
11/3/2026, 04:00:21	Announcement	AS42605	`328840 327727 174 2914 42605`	102.208.105.2	rrc00
11/3/2026, 04:00:19	Withdrawal	—	`—`	102.208.105.2	rrc00
11/3/2026, 02:10:25	Announcement	AS42605	`328840 327727 174 2914 42605`	102.208.105.2	rrc00
11/3/2026, 02:10:24	Withdrawal	—	`—`	102.208.105.2	rrc00
11/1/2026, 13:30:52	Announcement	AS42605	`206499 34549 42605`	45.14.68.69	rrc00
11/1/2026, 02:50:08	Announcement	AS42605	`49134 53356 6939 42605`	23.129.32.61	rrc00
10/24/2026, 01:40:55	Announcement	AS42605	`852 2914 42605`	154.11.12.212	rrc00
10/24/2026, 01:40:53	Withdrawal	—	`—`	203.123.48.6	rrc00
10/24/2026, 01:40:45	Announcement	AS42605	`3333 3320 42605`	193.0.0.56	rrc00
10/22/2026, 03:20:04	Announcement	AS42605	`17639 6939 42605`	202.69.160.152	rrc00
10/20/2026, 14:45:11	Announcement	AS42605	`4608 7575 2914 42605`	203.119.104.1	rrc00
10/20/2026, 14:10:00	Announcement	AS42605	`4608 1221 4637 3320 42605`	203.119.104.1	rrc00

Hourly changes

SEVEN-DAY WINDOW · 7 time points

Time	Announcements	Withdrawals	Peer	Collector	Origin ASN	AS path
11/11/2026, 14:00:00	1	1	1	1	1	6.0 / 6
11/11/2026, 12:00:00	1	0	1	1	1	4.0 / 4
11/10/2026, 12:00:00	1	0	1	1	1	4.0 / 4
11/10/2026, 10:00:00	1	0	1	1	1	5.0 / 5
11/10/2026, 09:00:00	1	0	1	1	1	3.0 / 3
11/9/2026, 08:00:00	1	0	1	1	1	3.0 / 3
11/9/2026, 07:00:00	1	0	1	1	1	5.0 / 5

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