49.52.0.0/19
🇨🇳IPv4APNICannouncedMOASNo ROA
CIDR
49.52.0.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇨🇳 China
City
Putuo (Putuo 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 |
|---|---|---|---|---|
| 49.52.0.0/19 | AS4538ERX-CERNET-BKB - China Education and Research Network Center | No ROA | — | 5/30/2026 |
| 49.52.0.0/19 | AS24364CNGI-SH-IX-AS-AP - CERNET2 IX at Shanghai Jiaotong University | No ROA | — | 5/30/2026 |
Covering Prefix
2 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 49.52.0.0/14 | AS4538ERX-CERNET-BKB - China Education and Research Network Center | No ROA | — | 5/30/2026 |
| 49.52.0.0/15 | AS4538ERX-CERNET-BKB - China Education and Research Network Center | No ROA | — | 5/30/2026 |
Origin 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/49.52.0.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/49.52.0.0/19" | jq
External Links