42.122.0.0/16 no ROA

Announced by AS17638 China Telecom Tianjin Province Network.

Origin

Origin ASRPKI Peers seeing itSample path First seenLast seen
AS17638 China Telecom Tianjin Province Network no ROA 41 7018413417638 2026-09-18 2026-09-22

RPKI

No ROA covers this prefix

No ROA covers this prefix, so origin validation returns "unknown". That is not a fault; most of the table is still unsigned.

Registry

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

Delegated block
42.122.0.0/16
RIR
APNIC
Country
🇨🇳 CN
Status
allocated
Allocated
2011-02-21

Less specific routes

Announced prefixes that contain this one

Nothing less specific is announced.

More specific routes

38 announced prefixes inside this one

Prefix Origin RPKI Peers First seen
42.122.0.0/21 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.8.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.12.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.16.0/22 v4 AS132536 China Telecom RPKI valid 42 2026-09-18
42.122.20.0/23 v4 AS132536 China Telecom RPKI valid 42 2026-09-18
42.122.22.0/24 v4 AS132536 China Telecom RPKI valid 42 2026-09-18
42.122.23.0/24 v4 AS132536 China Telecom RPKI valid 42 2026-09-18
42.122.40.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.44.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.48.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.52.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.63.0/24 v4 AS58777 ChinaTelecom Cybersecurity Tech RPKI valid 41 2026-09-18
42.122.64.0/18 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.128.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.132.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.140.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.144.0/21 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.152.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.156.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.160.0/21 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.184.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.188.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.194.0/24 v4 AS132536 China Telecom no ROA 42 2026-09-18
42.122.196.0/24 v4 AS132536 China Telecom no ROA 42 2026-09-18
42.122.200.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.204.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.208.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.212.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.216.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.220.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.225.0/24 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.226.0/24 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.228.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.232.0/21 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.240.0/21 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.248.0/23 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.250.0/23 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18
42.122.252.0/22 v4 AS17638 China Telecom Tianjin Province Network RPKI valid 41 2026-09-18