45.251.64.0/22

🇭🇰

CIDR

45.251.64.0/22

IP Version

IPv4

Addresses

Mask

/22 (255.255.252.0)

Country

🇭🇰 Hong Kong

City

Kwun Tong

RIR

RIPE

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
45.251.64.0/22	AS63981NTDKL-HK - 43/F, AIA Tower, 183 Electric Road, North Point, Hong Kong	No ROA	RADB	5/31/2026

2 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
45.251.66.0/24	AS63981NTDKL-HK - 43/F, AIA Tower, 183 Electric Road, North Point, Hong Kong	Valid	—	5/31/2026
45.251.67.0/24	AS63981NTDKL-HK - 43/F, AIA Tower, 183 Electric Road, North Point, Hong Kong	Valid	—	5/31/2026

Origin	Registry	Maintainer	Modified
AS9269	RADB	MAINT-AS9269	11/13/2023
AS9304	RADB	MAINT-AS58453	11/13/2023
AS10103	RADB	MAINT-AS9269	11/13/2023
AS63981	RADB	MAINT-AS63981	11/13/2023

Prefix	AS	Country	Status
45.251.64.0/23		🇭🇰HK	allocated
45.251.66.0/24	AS63981	🇭🇰HK	allocated
45.251.64.0/24		🇭🇰HK	assigned
45.251.65.0/24		🇭🇰HK	assigned
45.251.67.0/24	AS151195	🇯🇵JP	allocated
45.251.67.0/25		🇯🇵JP	assigned
45.251.66.128/25		🇭🇰HK	assigned
45.251.66.64/26		🇭🇰HK	assigned
45.251.67.128/26		🇯🇵JP	assigned
45.251.66.32/27		🇭🇰HK	assigned
45.251.67.192/27		🇯🇵JP	assigned
45.251.67.224/28		🇯🇵JP	assigned
45.251.66.16/28		🇭🇰HK	assigned
45.251.67.240/29		🇯🇵JP	assigned
45.251.66.8/29		🇭🇰HK	assigned
45.251.66.4/30		🇭🇰HK	assigned
45.251.67.248/30		🇯🇵JP	assigned
45.251.67.252/31		🇯🇵JP	assigned
45.251.66.2/31		🇭🇰HK	assigned
45.251.66.1/32		🇭🇰HK	assigned
45.251.67.254/32		🇯🇵JP	assigned

Origin ASN

Geolocation

Country🇭🇰Hong KongHK

RegionKwun Tong District

CityKwun Tong

API

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

curl -s "https://api.ipctl.io/v1/prefix/45.251.64.0/22" | jq

External Links