HomePrefix Lookup121.55.0.0/18

121.55.0.0/18

🇨🇳
IPv4APNICallocatedAS45061SIN - Shanghai Information Network Co.,Ltd. RPKI Valid
CIDR
121.55.0.0/18
IP Version
IPv4
Addresses
16.3K
Mask
/18 (255.255.192.0)
Country
🇨🇳 China
City
Shanghai
RIR
APNIC
Status
allocated
Allocated
7/7/2006

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
121.55.0.0/18AS45061SIN - Shanghai Information Network Co.,Ltd. Valid
RADB
5/31/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
121.55.0.0/18AS45061/18apnic

IRR Route Objects

2
OriginRegistryMaintainerModified
AS4837APNICMAINT-CNCGROUP-RR2/19/2009
AS45061RADBMAINT-AS4506111/13/2023
Origin ASN
AS45061
SIN - Shanghai Information Network Co.,Ltd.
Geolocation
Country🇨🇳ChinaCN
RegionShanghai
CityShanghai
Coordinates31.2304, 121.4740 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/121.55.0.0/18

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/121.55.0.0/18" | jq
External Links
RIPEstat Hurricane Electric BGP