HomePrefix Lookup157.122.0.0/16

157.122.0.0/16

🇨🇳
IPv4APNICallocatedAS17816CHINA169-GZ - China Unicom IP network China169 Guangdong provinceNo ROA
CIDR
157.122.0.0/16
IP Version
IPv4
Addresses
65.5K
Mask
/16 (255.255.0.0)
Country
🇨🇳 China
City
Guangzhou
RIR
APNIC
Status
allocated
Allocated
3/30/2011

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
157.122.0.0/16AS17816CHINA169-GZ - China Unicom IP network China169 Guangdong provinceNo ROA
APNICRADB
6/15/2026

Covering Prefix

48 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
157.122.32.0/19AS17622CNCGROUP-GZ - China Unicom Guangzhou networkNo ROA—6/15/2026
157.122.48.0/20AS17622CNCGROUP-GZ - China Unicom Guangzhou networkNo ROA—6/15/2026
157.122.64.0/20AS17622CNCGROUP-GZ - China Unicom Guangzhou networkNo ROA—6/15/2026
157.122.32.0/20AS17623CNCGROUP-SZ - China Unicom Shenzen networkNo ROA—6/15/2026
157.122.0.0/20AS17623CNCGROUP-SZ - China Unicom Shenzen networkNo ROA—6/15/2026
157.122.16.0/20AS17623CNCGROUP-SZ - China Unicom Shenzen networkNo ROA—6/15/2026
157.122.56.0/21AS17622CNCGROUP-GZ - China Unicom Guangzhou networkNo ROA—6/15/2026
157.122.48.0/21AS17622CNCGROUP-GZ - China Unicom Guangzhou networkNo ROA—6/15/2026
157.122.64.0/21AS17622CNCGROUP-GZ - China Unicom Guangzhou networkNo ROA—6/15/2026
157.122.88.0/21AS17622CNCGROUP-GZ - China Unicom Guangzhou networkNo ROA—6/15/2026
157.122.136.0/21AS17622CNCGROUP-GZ - China Unicom Guangzhou networkNo ROA—6/15/2026
157.122.72.0/21AS17622CNCGROUP-GZ - China Unicom Guangzhou networkNo ROA—6/15/2026
157.122.80.0/21AS17623CNCGROUP-SZ - China Unicom Shenzen networkNo ROA—6/15/2026
157.122.216.0/21AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—6/15/2026
157.122.208.0/21AS136958UNICOM-GuangZhou-IDC - China Unicom Guangdong IP networkNo ROA—6/15/2026
157.122.224.0/21AS136958UNICOM-GuangZhou-IDC - China Unicom Guangdong IP networkNo ROA—6/15/2026
157.122.136.0/22AS17622CNCGROUP-GZ - China Unicom Guangzhou networkNo ROA—6/15/2026
157.122.140.0/22AS17622CNCGROUP-GZ - China Unicom Guangzhou networkNo ROA—6/15/2026
157.122.152.0/22AS17816CHINA169-GZ - China Unicom IP network China169 Guangdong provinceNo ROA—6/15/2026
157.122.64.0/23AS17622CNCGROUP-GZ - China Unicom Guangzhou networkNo ROA—6/15/2026
157.122.70.0/24AS17622CNCGROUP-GZ - China Unicom Guangzhou network Valid—6/15/2026
157.122.64.0/24AS17622CNCGROUP-GZ - China Unicom Guangzhou network Valid—6/15/2026
157.122.62.0/24AS17622CNCGROUP-GZ - China Unicom Guangzhou network Valid—6/15/2026
157.122.10.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.0.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.1.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.2.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.3.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.4.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.5.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.6.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.7.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.8.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.9.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.11.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.12.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.13.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.14.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.80.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.81.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.82.0/24AS17623CNCGROUP-SZ - China Unicom Shenzen network Valid—6/15/2026
157.122.220.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP network Valid—6/15/2026
157.122.221.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP network Valid—6/15/2026
157.122.222.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP network Valid—6/15/2026
157.122.214.0/24AS136958UNICOM-GuangZhou-IDC - China Unicom Guangdong IP network Valid—6/15/2026
157.122.226.0/24AS136958UNICOM-GuangZhou-IDC - China Unicom Guangdong IP network Valid—6/15/2026
157.122.230.0/24AS136958UNICOM-GuangZhou-IDC - China Unicom Guangdong IP network Valid—6/15/2026
157.122.231.0/24AS136958UNICOM-GuangZhou-IDC - China Unicom Guangdong IP network Valid—6/15/2026

IRR Route Objects

2
OriginRegistryMaintainerModified
AS17816APNICMAINT-CNCGROUP-RR4/22/2011
AS17816RADBMAINT-AS5845311/13/2023

More Specific Prefixes

10
PrefixASCountryStatus
157.122.136.0/21AS17622🇨🇳CNassigned
157.122.128.32/28🇨🇳CNassigned
157.122.128.8/29🇨🇳CNassigned
157.122.128.48/30🇨🇳CNassigned
157.122.204.8/31🇨🇳CNassigned
157.122.204.2/31🇨🇳CNassigned
157.122.204.6/31🇨🇳CNassigned
157.122.204.4/32🇨🇳CNassigned
157.122.204.5/32🇨🇳CNassigned
157.122.204.10/32🇨🇳CNassigned
Origin ASN
AS17816
CHINA169-GZ - China Unicom IP network China169 Guangdong province
Geolocation
Country🇨🇳ChinaCN
RegionGuangdong
CityGuangzhou
Coordinates23.1291, 113.2640 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/157.122.0.0/16

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

curl -s "https://api.ipctl.io/v1/prefix/157.122.0.0/16" | jq
External Links
RIPEstat Hurricane Electric BGP