Home Prefix Lookup203.198.42.0/23

203.198.42.0/23 - PCCW IMS (PCCW Business Internet Access) (AS4515)

IPv4APNICannouncedAS4515PCCW-AS-AP - PCCW IMS Ltd (PCCW Business Internet Access) RPKI Valid

CIDR

203.198.42.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇭🇰 Hong Kong

City

Central

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
203.198.42.0/23	AS4515 PCCW-AS-AP - PCCW IMS Ltd (PCCW Business Internet Access)	Valid	APNICOther IRR	2026-10-13

Covering Prefix

1 less-specific announcement

Prefix	Origin AS	RPKI	IRR	Last Seen
203.198.32.0/20	AS4760 HKTIMS-AP - HKT Limited	Valid	-	2026-10-13

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
203.198.42.0/23	AS4515	/23	apnic
203.198.40.0/22	AS4760	/24	apnic
203.198.32.0/20	AS4760	/20	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS4515	APNIC	MAINT-HK-IMS-CS	2017-12-13
AS4760	APNIC	MAINT-HK-IMS-CS	2020-07-15
AS4515	Other IRR	MAINT-AS4515	2023-11-13

More Specific Prefixes

Prefix	Country	Status
203.198.42.0/29	🇭🇰HK	assigned
203.198.42.16/29	🇭🇰HK	assigned
203.198.42.32/29	🇭🇰HK	assigned
203.198.42.40/29	🇭🇰HK	assigned
203.198.42.56/29	🇭🇰HK	assigned
203.198.42.64/29	🇭🇰HK	assigned
203.198.42.96/29	🇭🇰HK	assigned
203.198.42.112/29	🇭🇰HK	assigned
203.198.42.120/29	🇭🇰HK	assigned
203.198.42.136/29	🇭🇰HK	assigned
203.198.42.152/29	🇭🇰HK	assigned
203.198.42.160/29	🇭🇰HK	assigned
203.198.42.176/28	🇭🇰HK	assigned
203.198.42.216/29	🇭🇰HK	assigned
203.198.43.32/27	🇭🇰HK	assigned
203.198.43.128/27	🇭🇰HK	assigned
203.198.43.192/27	🇭🇰HK	assigned
203.198.43.224/27	🇭🇰HK	assigned

Origin ASN

AS4515

PCCW-AS-AP - PCCW IMS Ltd (PCCW Business Internet Access)

Related Prefixes

Covering prefix

203.198.32.0/20AS4760

More prefixes of AS4515

All prefixes of AS4515 →

Geolocation

Country🇭🇰Hong KongHK

RegionCentral and Western

CityCentral

Coordinates22.2850, 114.1550 ↗

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/203.198.42.0/23

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

curl -s "https://api.ipctl.io/v1/prefix/203.198.42.0/23" | jq

External Links

RIPEstat