bgpto.me
IP PREFIX

211.91.120.0/21

Originated by AS4837 · CHINA169-Backbone - CHINA UNICOM China169 Backbone

AnnouncedCNAPNIC
WEBSITE PREVIEWNo public website in RIPE or PeeringDBAS4837

RPKI & ROA validation

CURRENT STATE

valid

No matching VRP was returned by RIPE Routinator.

ROA prefixOriginMax lengthStatus
211.91.120.0/21AS4837/21valid

Routing registry consistency

211.91.120.0/21AS4837 — CHINA169-Backbone - CHINA UNICOM China169 BackboneSeen in BGPRADB, NTTCOM
211.91.121.0/24AS9929 — CUII - CHINA UNICOM Industrial Internet BackboneSeen in BGPNo IRR source

Recent RPKI history

DateCovered prefixVRPsMax length
25/09/2026211.91.120.0/211/21
24/09/2026211.91.120.0/211/21
23/09/2026211.91.120.0/211/21
22/09/2026211.91.120.0/211/21
21/09/2026211.91.120.0/211/21
20/09/2026211.91.120.0/211/21
19/09/2026211.91.120.0/211/21
18/09/2026211.91.120.0/211/21
17/09/2026211.91.120.0/211/21
16/09/2026211.91.120.0/211/21
15/09/2026211.91.120.0/211/21
14/09/2026211.91.120.0/211/21