154.39.66.0/23

🇭🇰

CIDR

154.39.66.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇭🇰 Hong Kong

City

Hong Kong

RIR

ARIN

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
154.39.66.0/23	AS140227HKCICL-AS-AP - Hong Kong Communications International Co., Limited	Valid	RADB	6/1/2026

3 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
154.36.0.0/14	AS174COGENT-174 - Cogent Communications, LLC	No ROA	—	6/1/2026
154.39.66.0/24	AS140227HKCICL-AS-AP - Hong Kong Communications International Co., Limited	Valid	—	6/1/2026
154.39.67.0/24	AS140227HKCICL-AS-AP - Hong Kong Communications International Co., Limited	Valid	—	6/1/2026

Prefix	Origin	Max Length	Trust Anchor
154.39.66.0/23	AS153517	/24	arin
154.39.64.0/22	AS40115	/24	arin
154.39.64.0/22	AS140224	/24	arin
154.39.64.0/22	AS140227	/24	arin

Origin	Registry	Maintainer	Modified
AS153517	ARIN	MNT-COGC	4/27/2026
AS140227	RADB	MAINT-AS140227	11/13/2023
AS153517	RADB	MAINT-AS140227	4/29/2026

Origin ASN

Geolocation

Country🇭🇰Hong KongHK

CityHong Kong

API

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

curl -s "https://api.ipctl.io/v1/prefix/154.39.66.0/23" | jq

External Links