HomePrefix Lookup157.255.128.0/19

157.255.128.0/19

🇨🇳
IPv4APNICannouncedAS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA
CIDR
157.255.128.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇨🇳 China
City
Guangzhou
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
157.255.128.0/19AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA
APNIC
5/31/2026

Covering Prefix

22 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
157.255.0.0/16AS17816CHINA169-GZ - China Unicom IP network China169 Guangdong provinceNo ROA—5/31/2026
157.255.144.0/23AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.130.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.131.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.132.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.133.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.134.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.136.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.137.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.138.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.142.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.143.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.145.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.148.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.150.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.151.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.154.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.156.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.157.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.158.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.128.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026
157.255.129.0/24AS134543UNICOM-DongGuan-IDC - China Unicom Guangdong IP networkNo ROA—5/31/2026

IRR Route Objects

1
OriginRegistryMaintainerModified
AS134543APNICMAINT-CNCGROUP-RR8/30/2017
Origin ASN
AS134543
UNICOM-DongGuan-IDC - China Unicom Guangdong IP network
Geolocation
Country🇨🇳ChinaCN
RegionGuangdong
CityGuangzhou
Coordinates23.1317, 113.2660 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/157.255.128.0/19

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

curl -s "https://api.ipctl.io/v1/prefix/157.255.128.0/19" | jq
External Links
RIPEstat Hurricane Electric BGP