bgpto.me
IP PREFIX

218.21.252.0/23

Originated by AS139007 · UNICOM-NM-WuLanChaBu-IDC - UNICOM InnerMongolia province network

AnnouncedCNAPNIC
WEBSITE PREVIEWNo public website in RIPE or PeeringDBAS139007

RPKI & ROA validation

CURRENT STATE

valid

No matching VRP was returned by RIPE Routinator.

ROA prefixOriginMax lengthStatus
218.21.252.0/23AS139007/23valid
218.21.240.0/20AS4837/20invalid_length
218.21.128.0/17AS4837/17invalid_length

Routing registry consistency

218.21.128.0/17AS4837 — CHINA169-Backbone - CHINA UNICOM China169 BackboneSeen in BGPRADB, NTTCOM, APNIC
218.21.252.0/23AS139007 — UNICOM-NM-WuLanChaBu-IDC - UNICOM InnerMongolia province networkSeen in BGPAPNIC
218.21.252.0/23AS4837 — CHINA169-Backbone - CHINA UNICOM China169 BackboneNot in BGPAPNIC
218.21.240.0/20AS4837 — CHINA169-Backbone - CHINA UNICOM China169 BackboneSeen in BGPRADB, NTTCOM

Recent RPKI history

DateCovered prefixVRPsMax length
14/10/2026218.21.252.0/231/23
13/10/2026218.21.252.0/231/23
12/10/2026218.21.252.0/231/23
11/10/2026218.21.252.0/231/23
10/10/2026218.21.252.0/231/23
09/10/2026218.21.252.0/231/23
08/10/2026218.21.252.0/231/23
07/10/2026218.21.252.0/231/23
06/10/2026218.21.252.0/231/23
05/10/2026218.21.252.0/231/23
04/10/2026218.21.252.0/231/23
03/10/2026218.21.252.0/231/23