bgpto.me
IP PREFIX

221.2.235.0/24

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

AnnouncedCNAPNIC
www.chinaunicom.cn/
Website preview from public registry data for AS4837
Registry websiteOpen site ↗

RPKI & ROA validation

CURRENT STATE

valid

No matching VRP was returned by RIPE Routinator.

ROA prefixOriginMax lengthStatus
221.2.235.0/24AS4837/24valid
221.2.0.0/16AS4837/16invalid_length

Routing registry consistency

221.2.0.0/16AS4837 — CHINA169-Backbone - CHINA UNICOM China169 BackboneSeen in BGPAPNIC, RADB, NTTCOM
221.2.235.0/24AS4837 — CHINA169-Backbone - CHINA UNICOM China169 BackboneSeen in BGPNo IRR source

Recent RPKI history

DateCovered prefixVRPsMax length
22/09/2026221.2.235.0/241/24
21/09/2026221.2.235.0/241/24
20/09/2026221.2.235.0/241/24
19/09/2026221.2.235.0/241/24
18/09/2026221.2.235.0/241/24
17/09/2026221.2.235.0/241/24
16/09/2026221.2.235.0/241/24
15/09/2026221.2.235.0/241/24
14/09/2026221.2.235.0/241/24
13/09/2026221.2.235.0/241/24
12/09/2026221.2.235.0/241/24
11/09/2026221.2.235.0/241/24