bgpto.me
IP PREFIX

219.243.136.0/24

Originated by AS4538 · ERX-CERNET-BKB - China Education and Research Network Center

AnnouncedCNAPNIC
www.edu.cn/
Website preview from public registry data for AS4538
Registry websiteOpen site ↗

RPKI & ROA validation

CURRENT STATE

valid

No matching VRP was returned by RIPE Routinator.

ROA prefixOriginMax lengthStatus
219.243.136.0/24AS4538/24valid

Routing registry consistency

219.242.0.0/15AS4538 — ERX-CERNET-BKB - China Education and Research Network CenterSeen in BGPAPNIC, RADB
219.243.136.0/21AS4538 — ERX-CERNET-BKB - China Education and Research Network CenterSeen in BGPNo IRR source
219.243.136.0/24AS4538 — ERX-CERNET-BKB - China Education and Research Network CenterSeen in BGPNo IRR source

Recent RPKI history

DateCovered prefixVRPsMax length
03/10/2026219.243.136.0/241/24
02/10/2026219.243.136.0/241/24
01/10/2026219.243.136.0/241/24
30/09/2026219.243.136.0/241/24
29/09/2026219.243.136.0/241/24
28/09/2026219.243.136.0/241/24
27/09/2026219.243.136.0/241/24
26/09/2026219.243.136.0/241/24
25/09/2026219.243.136.0/241/24
24/09/2026219.243.136.0/241/24
23/09/2026219.243.136.0/241/24
22/09/2026219.243.136.0/241/24