120.133.0.0/18 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
AS9308 Abitcool(China) Inc. RPKI valid 30 37721174413448479308 2026-09-18 2026-09-18
AS9802 Abitcool(China) Inc. RPKI valid 11 7018483748089802 2026-09-18 2026-09-18

RPKI

13 ROAs cover this prefix

ROA prefixMax lengthAuthorised originTrust anchorResult for this route
120.133.0.0/17 /32 AS4808 apnic wrong origin
120.133.0.0/17 /32 AS4835 apnic wrong origin
120.133.0.0/17 /32 AS4847 apnic wrong origin
120.133.0.0/17 /32 AS9308 apnic authorises it
120.133.0.0/17 /32 AS9802 apnic wrong origin
120.133.0.0/17 /32 AS9808 apnic wrong origin
120.133.0.0/17 /32 AS17428 apnic wrong origin
120.133.0.0/17 /32 AS23724 apnic wrong origin
120.133.0.0/17 /32 AS56048 apnic wrong origin
120.133.0.0/17 /32 AS59020 apnic wrong origin
120.133.0.0/17 /32 AS133111 apnic wrong origin
120.133.0.0/17 /32 AS133119 apnic wrong origin
120.133.0.0/17 /32 AS141679 apnic wrong origin

Registry

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

Delegated block
120.133.0.0/16
RIR
APNIC
Country
🇨🇳 CN
Status
allocated
Allocated
2008-04-04

Less specific routes

Announced prefixes that contain this one

Prefix Origin RPKI Peers Sample path First seen
120.133.0.0/17 v4 AS9308 Abitcool(China) Inc. RPKI valid 41 7018413448479308 2026-09-18
120.133.0.0/16 v4 AS23724 China Telecom Beijing IDC Network no ROA 41 7018413423724 2026-09-18

More specific routes

29 announced prefixes inside this one

Prefix Origin RPKI Peers First seen
120.133.0.0/20 v4 AS56048 China Mobile Group Beijing Company RPKI valid 2 2026-09-18
120.133.16.0/20 v4 AS56048 China Mobile Group Beijing Company RPKI valid 2 2026-09-18
120.133.16.0/21 v4 AS133119 China Unicom IP network RPKI valid 36 2026-09-18
120.133.16.0/21 v4 AS9308 Abitcool(China) Inc. RPKI valid 5 2026-09-18
120.133.20.0/23 v4 AS4835 China Telecom Xi'an IDC Network RPKI valid 34 2026-09-18
120.133.20.0/23 v4 AS9802 Abitcool(China) Inc. RPKI valid 7 2026-09-18
120.133.24.0/22 v4 AS4835 China Telecom Xi'an IDC Network RPKI valid 30 2026-09-18
120.133.24.0/22 v4 AS133119 China Unicom IP network RPKI valid 11 2026-09-18
120.133.26.0/23 v4 AS9308 Abitcool(China) Inc. RPKI valid 2 2026-09-18
120.133.28.0/23 v4 AS9308 Abitcool(China) Inc. RPKI valid 5 2026-09-18
120.133.28.0/23 v4 AS133119 China Unicom IP network RPKI valid 36 2026-09-18
120.133.30.0/24 v4 AS4835 China Telecom Xi'an IDC Network RPKI valid 30 2026-09-18
120.133.30.0/24 v4 AS133119 China Unicom IP network RPKI valid 11 2026-09-18
120.133.32.0/20 v4 AS23724 China Telecom Beijing IDC Network RPKI valid 28 2026-09-18
120.133.32.0/20 v4 AS4808 China Unicom Beijing Province Network RPKI valid 14 2026-09-18
120.133.48.0/20 v4 AS4808 China Unicom Beijing Province Network RPKI valid 14 2026-09-18
120.133.48.0/20 v4 AS23724 China Telecom Beijing IDC Network RPKI valid 28 2026-09-18
120.133.48.0/21 v4 AS56048 China Mobile Group Beijing Company RPKI valid 2 2026-09-18
120.133.48.0/22 v4 AS9308 Abitcool(China) Inc. RPKI valid 2 2026-09-18
120.133.48.0/24 v4 AS9308 Abitcool(China) Inc. RPKI valid 2 2026-09-18
120.133.50.0/24 v4 AS9308 Abitcool(China) Inc. RPKI valid 2 2026-09-18
120.133.51.0/24 v4 AS4835 China Telecom Xi'an IDC Network RPKI valid 41 2026-09-18
120.133.52.0/22 v4 AS9308 Abitcool(China) Inc. RPKI valid 2 2026-09-18
120.133.54.0/24 v4 AS9308 Abitcool(China) Inc. RPKI valid 2 2026-09-18
120.133.55.0/24 v4 AS9308 Abitcool(China) Inc. RPKI valid 2 2026-09-18
120.133.56.0/21 v4 AS56048 China Mobile Group Beijing Company RPKI valid 2 2026-09-18
120.133.56.0/22 v4 AS9308 Abitcool(China) Inc. RPKI valid 2 2026-09-18
120.133.56.0/24 v4 AS9308 Abitcool(China) Inc. RPKI valid 2 2026-09-18
120.133.63.0/24 v4 AS9308 Abitcool(China) Inc. RPKI valid 2 2026-09-18

Recorded changes

WhenChangeOriginPath
2026-09-18 07:14:30Z origin change AS9802 → AS9308 5738142708413448479308