HomePrefix Lookup121.4.0.0/15

121.4.0.0/15

🇨🇳
CIDR
121.4.0.0/15
IP Version
IPv4
Addresses
131K
Mask
/15 (255.254.0.0)
Country
🇨🇳 China
City
Shanghai
RIR
APNIC
Status
allocated
Allocated
5/16/2006

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
121.4.0.0/15AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid
APNIC
6/13/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
121.4.0.0/15AS45090/15apnic

IRR Route Objects

1
OriginRegistryMaintainerModified
AS45090APNICMAINT-CNNIC-AP2/25/2020
Geolocation
Country🇨🇳ChinaCN
RegionShanghai
CityShanghai
GEThttps://api.ipctl.io/v1/prefix/121.4.0.0/15

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

curl -s "https://api.ipctl.io/v1/prefix/121.4.0.0/15" | jq