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187.54.52.0/22 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 ASRPKI Peers seeing itSample path First seenLast seen
AS10753 Level 3 Parent, LLC RPKI valid 28 3549335610753 2026-10-21 2026-10-24
AS137897 PAN-LIAN TECHNOLOGY CO., LIMITED RPKI valid 5 1763917417433137897 2026-10-12 2026-10-24

RPKI

8 ROAs cover this prefix

ROA prefixMax lengthAuthorised originTrust anchorResult for this route
187.54.48.0/21 /24 AS3491 apnic wrong origin
187.54.48.0/21 /22 AS4515 apnic wrong origin
187.54.48.0/21 /21 AS8796 apnic wrong origin
187.54.48.0/21 /22 AS10753 apnic authorises it
187.54.48.0/21 /22 AS137897 apnic wrong origin
187.54.48.0/21 /22 AS206675 apnic wrong origin
187.54.48.0/21 /21 AS395886 apnic wrong origin
187.54.48.0/21 /24 AS400618 apnic wrong origin

Registry

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

Delegated block
187.54.48.0/20
RIR
APNIC
Country
🇭🇰 HK
Status
allocated
Allocated
2025-03-13

Less specific routes

Announced prefixes that contain this one

Prefix Origin RPKI Peers Sample path First seen
187.54.48.0/21 v4 AS137897 PAN-LIAN TECHNOLOGY CO., LIMITED RPKI valid 43 345492914137897 2026-10-12

More specific routes

5 announced prefixes inside this one

Prefix Origin RPKI Peers First seen
187.54.52.0/24 v4 AS137897 PAN-LIAN TECHNOLOGY CO., LIMITED RPKI valid 30 2026-10-21
187.54.53.0/24 v4 AS137897 PAN-LIAN TECHNOLOGY CO., LIMITED RPKI valid 30 2026-10-21
187.54.54.0/23 v4 AS137897 PAN-LIAN TECHNOLOGY CO., LIMITED RPKI valid 29 2026-10-21
187.54.54.0/24 v4 AS137897 PAN-LIAN TECHNOLOGY CO., LIMITED RPKI valid 30 2026-10-21
187.54.55.0/24 v4 AS137897 PAN-LIAN TECHNOLOGY CO., LIMITED RPKI valid 30 2026-10-21

Recorded changes

WhenChangeOriginPath
2026-10-24 17:24:44Z origin change AS137897 → AS10753 852325733561075310753
2026-10-24 13:09:22Z origin change AS10753 → AS137897 1763917417433137897
2026-10-23 06:30:45Z origin change AS137897 → AS10753 2950439392325733561075310753
2026-10-22 18:04:43Z origin change AS10753 → AS137897 3333127317417433137897
2026-10-22 10:47:08Z origin change AS137897 → AS10753 14907291433561075310753
2026-10-22 03:19:23Z origin change AS10753 → AS137897 1763917417433137897
2026-10-21 16:11:23Z origin change AS137897 → AS10753 61218693933561075310753
2026-10-21 12:18:43Z origin change AS10753 → AS137897 1763917417433137897
2026-10-20 20:44:58Z origin change AS137897 → AS10753 22652325733561075310753
2026-10-20 20:44:55Z origin change AS10753 → AS137897 3333127317417433137897
2026-10-20 20:36:11Z origin change AS137897 → AS10753 13282533561075310753
2026-10-20 20:36:05Z origin change AS10753 → AS137897 333311362914137897
2026-10-20 20:35:44Z origin change AS10753 → AS137897 20409234019307812914137897
2026-10-20 20:35:44Z origin change AS137897 → AS10753 20409219897842845325733561075310753
2026-10-20 20:35:29Z origin change AS137897 → AS10753 4439358057693933561075310753
2026-10-20 20:35:15Z origin change AS10753 → AS137897 494322155104836217642914137897
2026-10-20 20:35:09Z origin change AS137897 → AS10753 5991912779325733561075310753
2026-10-20 20:34:43Z origin change AS10753 → AS137897 20409234019307812914137897
2026-10-20 20:34:24Z origin change AS137897 → AS10753 450496696291433561075310753
2026-10-20 20:34:17Z origin change AS10753 → AS137897 20409220766290752914137897
2026-10-20 20:33:51Z origin change AS137897 → AS10753 20649934549291433561075310753
2026-10-20 20:33:49Z origin change AS10753 → AS137897 244822914137897
2026-10-20 20:33:48Z origin change AS137897 → AS10753 4913453356693933561075310753
2026-10-20 20:33:47Z origin change AS10753 → AS137897 58057345492914137897
2026-10-20 20:26:34Z origin change AS137897 → AS10753 61218693933561075310753
2026-10-12 07:53:54Z new prefix AS137897 PAN-LIAN TECHNOLOGY CO., LIMITED 244822914137897