HomePrefix Lookup123.1.128.0/17

123.1.128.0/17

🇭🇰
CIDR
123.1.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇭🇰 Hong Kong
City
Kwai Chung
RIR
APNIC
Status
allocated
Allocated
1/12/2011

Announced BGP Routes

1 of 1 route
RPKI:
IRR:
PrefixOrigin ASRPKIIRRLast Seen
123.1.128.0/17AS9269HKBN-AS-AP - Hong Kong Broadband Network Ltd. Valid
APNICRADB
6/13/2026

Covering Prefix

56 less-specific announcements
PrefixOrigin ASRPKIIRRLast Seen
123.1.224.0/19AS9269HKBN-AS-AP - Hong Kong Broadband Network Ltd. Valid—6/13/2026
123.1.160.0/19AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.128.0/19AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.248.0/21AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.144.0/22AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.132.0/22AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.224.0/22AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.244.0/22AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.168.0/23AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.176.0/23AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.140.0/23AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.142.0/23AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.172.0/23AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.174.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.154.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.194.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.161.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.137.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.136.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.228.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.229.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.230.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.231.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.151.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.182.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.184.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.163.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.171.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.189.0/24AS10103HKBN-AS-AP - HK Broadband Network Ltd. Valid—6/13/2026
123.1.190.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.191.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.192.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.193.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.195.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.149.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.148.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.150.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.152.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.155.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.156.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.158.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.159.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.162.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.164.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.165.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.166.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.167.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.170.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.175.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.180.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.181.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.183.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.185.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.186.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.187.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026
123.1.188.0/24AS17444HKBNESL-AS-AP - HKBN Enterprise Solutions Limited Valid—6/13/2026

RPKI ROAs

4
PrefixOriginMax LengthTrust Anchor
123.1.128.0/17AS9269/24apnic
123.1.128.0/17AS9381/24apnic
123.1.128.0/17AS10103/24apnic
123.1.128.0/17AS17444/24apnic

IRR Route Objects

6
OriginRegistryMaintainerModified
AS9269APNICMAINT-HK-HKBNESL9/8/2021
AS9381APNICMAINT-HK-HKBNESL9/8/2021
AS10103APNICMAINT-HK-HKBNESL9/8/2021
AS17444APNICMAINT-HK-HKBNESL9/8/2021
AS9269RADBMAINT-AS926911/13/2023
AS10103RADBMAINT-AS926911/13/2023

More Specific Prefixes

100
PrefixASCountryStatus
123.1.222.0/24🇭🇰HKassigned
123.1.165.0/24AS17444🇭🇰HKassigned
123.1.172.0/24🇭🇰HKassigned
123.1.188.0/24AS17444🇭🇰HKassigned
123.1.201.0/24🇭🇰HKassigned
123.1.173.0/24🇭🇰HKassigned
123.1.162.0/24AS17444🇭🇰HKassigned
123.1.197.0/24🇭🇰HKassigned
123.1.212.0/24🇭🇰HKassigned
123.1.214.0/24🇭🇰HKassigned
123.1.217.0/24🇭🇰HKassigned
123.1.128.0/24🇭🇰HKassigned
123.1.157.0/24🇭🇰HKassigned
123.1.178.0/24🇭🇰HKassigned
123.1.187.0/24AS17444🇭🇰HKassigned
123.1.189.0/24AS10103🇭🇰HKassigned
123.1.194.0/24AS10103🇭🇰HKassigned
123.1.199.0/24🇭🇰HKassigned
123.1.200.0/24🇭🇰HKassigned
123.1.211.0/24🇭🇰HKassigned
123.1.216.0/24🇭🇰HKassigned
123.1.219.0/24🇭🇰HKassigned
123.1.135.0/24🇭🇰HKassigned
123.1.144.0/24🇭🇰HKassigned
123.1.191.0/24AS17444🇭🇰HKassigned
123.1.223.0/24🇭🇰HKassigned
123.1.129.0/24🇭🇰HKassigned
123.1.130.0/24🇭🇰HKassigned
123.1.131.0/24🇭🇰HKassigned
123.1.132.0/24🇭🇰HKassigned
123.1.134.0/24🇭🇰HKassigned
123.1.138.0/24🇭🇰HKassigned
123.1.139.0/24🇭🇰HKassigned
123.1.140.0/24🇭🇰HKassigned
123.1.143.0/24🇭🇰HKassigned
123.1.146.0/24🇭🇰HKassigned
123.1.149.0/24AS17444🇭🇰HKassigned
123.1.151.0/24AS10103🇭🇰HKassigned
123.1.152.0/24AS17444🇭🇰HKassigned
123.1.154.0/24AS10103🇭🇰HKassigned
123.1.155.0/24AS17444🇭🇰HKassigned
123.1.158.0/24AS17444🇭🇰HKassigned
123.1.159.0/24AS17444🇭🇰HKassigned
123.1.160.0/24🇭🇰HKassigned
123.1.161.0/24AS10103🇭🇰HKassigned
123.1.163.0/24AS10103🇭🇰HKassigned
123.1.166.0/24AS17444🇭🇰HKassigned
123.1.167.0/24AS17444🇭🇰HKassigned
123.1.168.0/24🇭🇰HKassigned
123.1.169.0/24🇭🇰HKassigned
123.1.170.0/24AS17444🇭🇰HKassigned
123.1.174.0/24AS10103🇭🇰HKassigned
123.1.175.0/24AS17444🇭🇰HKassigned
123.1.176.0/24🇭🇰HKassigned
123.1.177.0/24🇭🇰HKassigned
123.1.179.0/24🇭🇰HKassigned
123.1.180.0/24AS17444🇭🇰HKassigned
123.1.181.0/24AS17444🇭🇰HKassigned
123.1.182.0/24AS10103🇭🇰HKassigned
123.1.183.0/24AS17444🇭🇰HKassigned
123.1.190.0/24AS17444🇭🇰HKassigned
123.1.192.0/24AS17444🇭🇰HKassigned
123.1.193.0/24AS17444🇭🇰HKassigned
123.1.195.0/24AS17444🇭🇰HKassigned
123.1.198.0/24🇭🇰HKassigned
123.1.202.0/24🇭🇰HKassigned
123.1.203.0/24🇭🇰HKassigned
123.1.204.0/24🇭🇰HKassigned
123.1.205.0/24🇭🇰HKassigned
123.1.206.0/24🇭🇰HKassigned
123.1.207.0/24🇭🇰HKassigned
123.1.208.0/24🇭🇰HKassigned
123.1.209.0/24🇭🇰HKassigned
123.1.210.0/24🇭🇰HKassigned
123.1.213.0/24🇭🇰HKassigned
123.1.218.0/24🇭🇰HKassigned
123.1.220.0/24🇭🇰HKassigned
123.1.221.0/24🇭🇰HKassigned
123.1.136.0/24AS10103🇭🇰HKassigned
123.1.215.0/24🇭🇰HKassigned
123.1.133.0/24🇭🇰HKassigned
123.1.137.0/24AS10103🇭🇰HKassigned
123.1.141.0/24🇭🇰HKassigned
123.1.142.0/24🇭🇰HKassigned
123.1.145.0/24🇭🇰HKassigned
123.1.147.0/24🇭🇰HKassigned
123.1.148.0/24AS17444🇭🇰HKassigned
123.1.150.0/24AS17444🇭🇰HKassigned
123.1.153.0/24🇭🇰HKassigned
123.1.156.0/24AS17444🇭🇰HKassigned
123.1.164.0/24AS17444🇭🇰HKassigned
123.1.171.0/24AS10103🇭🇰HKassigned
123.1.184.0/24AS10103🇭🇰HKassigned
123.1.185.0/24AS17444🇭🇰HKassigned
123.1.186.0/24AS17444🇭🇰HKassigned
123.1.196.0/24🇭🇰HKassigned
123.1.227.32/27🇭🇰HKassigned
123.1.236.224/28🇭🇰HKassigned
123.1.173.72/29🇭🇰HKassigned
123.1.173.64/29🇭🇰HKassigned
Geolocation
Country🇭🇰Hong KongHK
RegionKwai Tsing District
CityKwai Chung
GEThttps://api.ipctl.io/v1/prefix/123.1.128.0/17

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

curl -s "https://api.ipctl.io/v1/prefix/123.1.128.0/17" | jq