120.136.19.0/24 RPKI valid MOAS

Announced by 2 different origins, which is either a deliberate multi-origin setup or a hijack.

This prefix is announced by more than one AS. Compare how many collector peers see each origin below: a hijack is usually visible as a second origin seen by far fewer peers than the legitimate one.

Origins

Origin AS	RPKI	Peers seeing it	Sample path	First seen	Last seen
AS4847 China Telecom Beijing Province Network	RPKI valid	23	7018 4134 4847	2026-09-18	2026-09-29
AS4808 China Unicom Beijing Province Network	RPKI valid	18	34549 5511 4837 4808	2026-09-18	2026-09-29

RPKI

3 ROAs cover this prefix

ROA prefix	Max length	Authorised origin	Trust anchor	Result for this route
120.136.16.0/22	/24	AS4808	apnic	wrong origin
120.136.16.0/22	/24	AS4847	apnic	authorises it
120.136.16.0/22	/24	AS131314	apnic	wrong origin

Registry

Who this address space is delegated to, regardless of whether it is routed

Delegated block: 120.136.16.0/22
RIR: APNIC
Country: 🇨🇳 CN
Status: allocated
Allocated: 2015-11-19

Less specific routes

Announced prefixes that contain this one

Nothing less specific is announced.

More specific routes

0 announced prefixes inside this one

Nothing more specific is announced.

Recorded changes

When	Change	Origin	Path
2026-09-29 05:29:06Z	origin change	AS4808 → AS4847	55720 9930 2914 4134 4847
2026-09-29 05:28:41Z	origin change	AS4847 → AS4808	204092 20766 29075 4837 4808
2026-09-29 00:12:08Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-29 00:06:03Z	origin change	AS4847 → AS4808	204092 20766 29075 4837 4808
2026-09-28 23:22:27Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-28 23:14:19Z	origin change	AS4847 → AS4808	204092 20766 29075 4837 4808
2026-09-28 23:06:35Z	origin change	AS4808 → AS4847	55720 9930 2914 4134 4847
2026-09-28 23:06:04Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-28 23:05:33Z	origin change	AS4847 → AS4808	204092 20766 29075 4837 4808
2026-09-28 23:05:23Z	origin change	AS4847 → AS4808	204092 20766 29075 4837 4808
2026-09-28 22:01:32Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-28 21:39:55Z	origin change	AS4847 → AS4808	204092 20766 29075 4837 4808
2026-09-27 04:01:22Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-27 03:52:08Z	origin change	AS4847 → AS4808	17639 5511 4837 4808
2026-09-25 13:02:27Z	origin change	AS4808 → AS4847	852 2914 4134 4847
2026-09-25 10:59:27Z	origin change	AS4847 → AS4808	216285 8280 6762 4837 4808
2026-09-24 12:12:10Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-24 12:10:27Z	origin change	AS4847 → AS4808	4608 1221 4637 6461 4837 4808
2026-09-24 04:16:59Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-24 04:13:19Z	origin change	AS4847 → AS4808	49673 12389 4837 4808
2026-09-23 11:31:49Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-23 11:24:42Z	origin change	AS4847 → AS4808	4608 7575 2914 4837 4808
2026-09-23 10:46:44Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-23 10:23:04Z	origin change	AS4847 → AS4808	204092 20766 29075 4837 4808
2026-09-23 05:18:16Z	origin change	AS4808 → AS4847	55720 9930 2914 4134 4847
2026-09-23 05:16:16Z	origin change	AS4847 → AS4808	61292 44356 4766 4837 4808
2026-09-23 03:06:42Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-23 02:55:53Z	origin change	AS4847 → AS4808	49673 12389 4837 4808
2026-09-22 12:44:24Z	origin change	AS4808 → AS4847	55720 9930 2914 4134 4847
2026-09-22 12:41:03Z	origin change	AS4847 → AS4808	204092 20766 29075 4837 4808
2026-09-22 11:29:36Z	origin change	AS4808 → AS4847	55720 9930 2914 4134 4847
2026-09-22 11:20:11Z	origin change	AS4847 → AS4808	49673 12389 4837 4808
2026-09-22 09:00:28Z	origin change	AS4808 → AS4847	852 2914 4134 4847
2026-09-22 08:54:01Z	origin change	AS4847 → AS4808	3333 1257 4837 4808
2026-09-22 06:57:06Z	origin change	AS4808 → AS4847	55720 9930 2914 4134 4847
2026-09-22 06:55:52Z	origin change	AS4847 → AS4808	49673 12389 4837 4808
2026-09-22 06:52:21Z	origin change	AS4808 → AS4847	29504 15935 174 4134 4847
2026-09-22 06:52:17Z	origin change	AS4847 → AS4808	29504 15935 49559 4837 4808
2026-09-22 03:03:11Z	origin change	AS4847 → AS4808	49673 12389 4837 4808
2026-09-22 03:03:11Z	origin change	AS4808 → AS4847	49673 20485 4134 4847
2026-09-21 09:21:36Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-21 09:19:42Z	origin change	AS4847 → AS4808	4608 1221 4637 6461 4837 4808
2026-09-21 08:58:03Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-21 08:50:04Z	origin change	AS4847 → AS4808	4608 1221 4637 6461 4837 4808
2026-09-18 08:37:06Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-18 08:20:05Z	origin change	AS4847 → AS4808	49673 12389 4837 4808
2026-09-18 07:19:16Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-18 07:14:24Z	origin change	AS4847 → AS4808	57381 42708 4837 4808
2026-09-18 06:49:02Z	origin change	AS4808 → AS4847	55720 23764 4134 4847
2026-09-18 06:29:50Z	origin change	AS4847 → AS4808	34927 56655 4837 4808