206208 looking glass

219.223.0.0/16 no ROA 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
AS4538 China Education and Research Network Center no ROA 14 244824538 2026-09-18 2026-10-09
AS24357 CERNET2 IX at South China University of Technology no ROA 2 3822923855766023911453824357 2026-09-18 2026-10-09

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
219.222.0.0/15
RIR
APNIC
Country
🇨🇳 CN
Status
allocated
Allocated
2003-01-09

Less specific routes

Announced prefixes that contain this one

Prefix Origin RPKI Peers Sample path First seen
219.216.0.0/13 v4 AS4538 China Education and Research Network Center no ROA 49 244824538 2026-09-18

More specific routes

97 announced prefixes inside this one

Prefix Origin RPKI Peers First seen
219.223.0.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.4.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.6.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.8.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.12.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.16.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.18.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.20.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.21.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.22.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.23.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.24.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.25.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.26.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.28.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.30.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.32.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.36.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.38.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.40.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.42.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.44.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.46.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.48.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.50.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.52.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.54.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.56.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.57.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.58.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.60.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.62.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.64.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.65.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.66.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.68.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.70.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.71.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.72.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.74.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.76.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.77.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.78.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.80.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.82.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.83.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.84.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.86.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.88.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.90.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.92.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.94.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.96.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.100.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.101.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.102.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.104.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.105.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.106.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.108.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.110.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.112.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.114.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.116.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.120.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.122.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.124.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.128.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.130.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.136.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 44 2026-09-18
219.223.160.0/19 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.160.0/21 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.168.0/21 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.176.0/20 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.190.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.192.0/18 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.192.0/20 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.208.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.209.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.210.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.211.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.219.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.220.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.224.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.228.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.232.0/21 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.232.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.236.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.240.0/21 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.240.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.244.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.248.0/22 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.248.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.250.0/23 v4 AS4538 China Education and Research Network Center no ROA 1 2026-09-18
219.223.252.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.253.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18
219.223.254.0/24 v4 AS4538 China Education and Research Network Center RPKI valid 1 2026-09-18

Recorded changes

WhenChangeOriginPath
2026-10-09 13:22:14Z origin change AS24357 → AS4538 1763946354538
2026-10-08 22:35:42Z origin change AS4538 → AS24357 46087575244902448923911453824357
2026-10-08 17:08:08Z origin change AS24357 → AS4538 5572099304538
2026-10-08 12:01:14Z origin change AS4538 → AS24357 46087575244902448923911453824357
2026-10-03 09:14:04Z origin change AS24357 → AS4538 37721693946354538
2026-10-02 11:36:50Z origin change AS4538 → AS24357 4608757511537766023911453824357
2026-10-02 07:43:34Z origin change AS24357 → AS4538 333311032096545384538
2026-10-01 17:00:25Z origin change AS4538 → AS24357 333311032096523911453824357
2026-09-27 20:03:16Z origin change AS24357 → AS4538 333311032096545384538
2026-09-27 16:58:41Z origin change AS4538 → AS24357 3822923855766023911453824357
2026-09-27 03:53:04Z origin change AS24357 → AS4538 1763946354538