219.220.0.0/16
🇨🇳IPv4APNICallocatedMOASNo ROA
CIDR
219.220.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇳 China
City
Shanghai
RIR
APNIC
Status
allocated
Allocated
11/18/2002
Announced BGP Routes
2 of 2 routesMOAS - 2 origin ASNs
RPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 219.220.0.0/16 | AS4538ERX-CERNET-BKB - China Education and Research Network Center | No ROA | — | 6/1/2026 |
| 219.220.0.0/16 | AS24364CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong University | No ROA | — | 6/1/2026 |
Covering Prefix
40 less-specific announcementsOrigin ASNs (2)
AS4538MOAS
ERX-CERNET-BKB - China Education and Research Network Center
AS24364MOAS
CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong University
Geolocation
API
Open https://api.ipctl.io/v1/prefix/219.220.0.0/16Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/219.220.0.0/16" | jq
External Links