HomePrefix Lookup121.51.0.0/16

121.51.0.0/16

🇨🇳
IPv4APNICallocatedAS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited RPKI Valid
CIDR
121.51.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇳 China
City
Shenzhen
RIR
APNIC
Status
allocated
Allocated
6/14/2006

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
121.51.0.0/16AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid
APNICRADB
6/13/2026

Covering Prefix

95 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
121.51.112.0/22AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.80.0/22AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.84.0/22AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.120.0/22AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.124.0/22AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.40.0/22AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.132.0/22AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.252.0/22AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.244.0/22AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.28.0/22AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Invalid—6/13/2026
121.51.44.0/22AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.32.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.34.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.36.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.38.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.48.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.50.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.52.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.54.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.56.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.60.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.62.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.64.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.66.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.68.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.70.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.72.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.74.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.76.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.78.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.84.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.86.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.88.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.90.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.92.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.94.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.116.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.118.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.128.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.130.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.136.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.138.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.148.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.156.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.158.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.160.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.162.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.164.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.166.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.168.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.170.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.172.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.174.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.176.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.178.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.222.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.0.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.2.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.4.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.6.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.8.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.10.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.12.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.14.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.16.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.18.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.20.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.228.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.230.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.232.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.234.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Invalid—6/13/2026
121.51.240.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.242.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.248.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.250.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.184.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.192.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.200.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.208.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.210.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.212.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.214.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.216.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.218.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.220.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.224.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.226.0/23AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.180.0/24AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.181.0/24AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.182.0/24AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.183.0/24AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.50.0/24AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.58.0/24AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.194.0/24AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026
121.51.51.0/24AS45090TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited Valid—6/13/2026

RPKI ROAs

1
PrefixOriginMax LengthTrust Anchor
121.51.0.0/16AS45090/16apnic

IRR Route Objects

2
OriginRegistryMaintainerModified
AS45090APNICMAINT-CNNIC-AP1/21/2016
AS45090RADBMAINT-HGC-INTL11/13/2023
Origin ASN
AS45090
TENCENT-NET-AP - Shenzhen Tencent Computer Systems Company Limited
Geolocation
Country🇨🇳ChinaCN
RegionGuangdong
CityShenzhen
Coordinates22.5429, 114.0600 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/121.51.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/121.51.0.0/16" | jq
External Links
RIPEstat Hurricane Electric BGP