HomePrefix Lookup123.103.112.0/20

123.103.112.0/20

🇨🇳
IPv4APNICannouncedMOAS RPKI Valid
CIDR
123.103.112.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇨🇳 China
City
Beijing
RIR
APNIC
Status
announced
Allocated
-

Announced BGP Routes

3 of 3 routes
MOAS - 3 origin ASNs
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
123.103.112.0/20AS4808CHINA169-BJ - China Unicom Beijing Province Network Valid—6/13/2026
123.103.112.0/20AS9808CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd. Valid
RADB
6/13/2026
123.103.112.0/20AS23724CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation Valid
RADB
6/13/2026

Covering Prefix

15 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
123.103.112.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.113.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.114.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.115.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.116.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.117.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.118.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.119.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.120.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.121.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.122.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.123.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.124.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.126.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026
123.103.127.0/24AS17442CHINANETCENTER-AP - Internet Service Provider in China Invalid—6/13/2026

RPKI ROAs

3
PrefixOriginMax LengthTrust Anchor
123.103.112.0/20AS4808/20apnic
123.103.112.0/20AS9808/20apnic
123.103.112.0/20AS23724/20apnic

IRR Route Objects

2
OriginRegistryMaintainerModified
AS9808RADBMAINT-AS5845311/13/2023
AS23724RADBMAINT-AS237244/22/2026
Origin ASNs (3)
AS4808MOAS
CHINA169-BJ - China Unicom Beijing Province Network
AS9808MOAS
CHINAMOBILE-CN - China Mobile Communications Group Co., Ltd.
AS23724MOAS
CHINANET-IDC-BJ-AP - IDC, China Telecommunications Corporation
Geolocation
Country🇨🇳ChinaCN
RegionBeijing
CityBeijing
Coordinates39.9042, 116.4070 ↗
API
Open
GEThttps://api.ipctl.io/v1/prefix/123.103.112.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/123.103.112.0/20" | jq
External Links
RIPEstat Hurricane Electric BGP