Home Prefix Lookup223.255.128.0/19

223.255.128.0/19 - HKBN Enterprise Solutions HK Limited (AS9381)

IPv4APNICannouncedAS9381HKBNES-AS-AP - HKBN Enterprise Solutions HK Limited RPKI Valid

CIDR

223.255.128.0/19

IP Version

IPv4

Addresses

8.1K

Mask

/19 (255.255.224.0)

Country

🇭🇰 Hong Kong

City

Kowloon Bay

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
223.255.128.0/19	AS9381 HKBNES-AS-AP - HKBN Enterprise Solutions HK Limited	Valid	Other IRR	2026-10-12

More-Specific Announcements

5 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
223.255.128.0/21	AS9381 HKBNES-AS-AP - HKBN Enterprise Solutions HK Limited	Valid	-	2026-10-12
223.255.136.0/22	AS9381 HKBNES-AS-AP - HKBN Enterprise Solutions HK Limited	Valid	-	2026-10-12
223.255.144.0/22	AS9381 HKBNES-AS-AP - HKBN Enterprise Solutions HK Limited	Valid	-	2026-10-12
223.255.150.0/23	AS9381 HKBNES-AS-AP - HKBN Enterprise Solutions HK Limited	Valid	-	2026-10-12
223.255.152.0/21	AS9381 HKBNES-AS-AP - HKBN Enterprise Solutions HK Limited	Valid	-	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
223.255.128.0/18	AS9381	/24	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS9381	Other IRR	MAINT-AS4766	2023-11-13

More Specific Prefixes

Prefix	AS	Country	Status
223.255.128.0/24		🇭🇰HK	assigned
223.255.129.0/24		🇭🇰HK	assigned
223.255.130.0/24		🇭🇰HK	assigned
223.255.131.0/24		🇭🇰HK	assigned
223.255.132.0/24		🇭🇰HK	assigned
223.255.133.0/24		🇭🇰HK	assigned
223.255.134.0/24		🇭🇰HK	assigned
223.255.135.0/24		🇭🇰HK	assigned
223.255.136.0/24		🇭🇰HK	assigned
223.255.137.0/24		🇭🇰HK	assigned
223.255.138.0/24		🇭🇰HK	assigned
223.255.139.0/24		🇭🇰HK	assigned
223.255.140.0/24		🇭🇰HK	assigned
223.255.141.0/24		🇭🇰HK	assigned
223.255.142.0/23		🇭🇰HK	assigned
223.255.144.0/22	AS9381	🇭🇰HK	assigned
223.255.148.0/23		🇭🇰HK	assigned
223.255.148.76/30		🇭🇰HK	assigned
223.255.150.0/23	AS9381	🇭🇰HK	assigned
223.255.152.0/21	AS9381	🇭🇰HK	assigned
223.255.153.32/29		🇭🇰HK	assigned

Origin ASN

AS9381

HKBNES-AS-AP - HKBN Enterprise Solutions HK Limited

Related Prefixes

More prefixes of AS9381

All prefixes of AS9381 →

Geolocation

Country🇭🇰Hong KongHK

RegionKwun Tong District

CityKowloon Bay

Coordinates22.3240, 114.2040 ↗

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the APNIC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/223.255.128.0/19

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

curl -s "https://api.ipctl.io/v1/prefix/223.255.128.0/19" | jq

External Links

RIPEstat