202.119.172.0/22
🇨🇳IPv4APNICannouncedMOASNo ROA
CIDR
202.119.172.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇨🇳 China
City
Nanjing (Gulou Qu)
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
2 of 2 routesMOAS - 2 origin ASNs
RPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 202.119.172.0/22 | AS4538ERX-CERNET-BKB - China Education and Research Network Center | No ROA | — | 5/31/2026 |
| 202.119.172.0/22 | AS24361CNGI-NJ-IX-AS-AP - CERNET2 IX at Southeast University | No ROA | — | 5/31/2026 |
Covering Prefix
5 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 202.112.0.0/13 | AS4538ERX-CERNET-BKB - China Education and Research Network Center | No ROA | — | 5/31/2026 |
| 202.118.0.0/15 | AS4538ERX-CERNET-BKB - China Education and Research Network Center | No ROA | — | 5/31/2026 |
| 202.119.0.0/16 | AS4538ERX-CERNET-BKB - China Education and Research Network Center | No ROA | — | 5/31/2026 |
| 202.119.168.0/21 | AS4538ERX-CERNET-BKB - China Education and Research Network Center | No ROA | — | 5/31/2026 |
| 202.119.168.0/21 | AS24361CNGI-NJ-IX-AS-AP - CERNET2 IX at Southeast University | No ROA | — | 5/31/2026 |
Origin ASNs (2)
AS4538MOAS
ERX-CERNET-BKB - China Education and Research Network Center
AS24361MOAS
CNGI-NJ-IX-AS-AP - CERNET2 IX at Southeast University
Geolocation
API
Open https://api.ipctl.io/v1/prefix/202.119.172.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/202.119.172.0/22" | jq
External Links