Home Prefix Lookup203.147.128.0/20

203.147.128.0/20 - MEKONGNET ADC AP ANGKOR DATA COMMUNICATION (AS38235)

IPv4APNICallocatedAS38235MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION RPKI Valid

CIDR

203.147.128.0/20

IP Version

IPv4

Addresses

Mask

/20 (255.255.240.0)

Country

🇰🇭 KH

RIR

APNIC

Status

allocated

Allocated

2001-10-15

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
203.147.128.0/20	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	APNICOther IRR	2026-10-11

More-Specific Announcements

16 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
203.147.128.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.129.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.130.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.131.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.132.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.133.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.134.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.135.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.136.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.137.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.138.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.139.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.140.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.141.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.142.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11
203.147.143.0/24	AS38235 MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
203.147.128.0/20	AS38235	/24	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS38235	APNIC	MAINT-KH-MEKONGNET	2025-12-22
AS38235	Other IRR	MAINT-HGC-INTL	2026-10-02

More Specific Prefixes

Prefix	AS	Country	Status
203.147.128.0/24	AS38235	🇰🇭KH	assigned
203.147.129.0/24	AS38235	🇰🇭KH	assigned
203.147.130.0/24	AS38235	🇰🇭KH	assigned
203.147.131.0/24	AS38235	🇰🇭KH	assigned
203.147.132.0/24	AS38235	🇰🇭KH	assigned
203.147.133.0/24	AS38235	🇰🇭KH	assigned
203.147.134.0/24	AS38235	🇰🇭KH	assigned
203.147.135.0/24	AS38235	🇰🇭KH	assigned
203.147.136.0/24	AS38235	🇰🇭KH	assigned
203.147.137.0/24	AS38235	🇰🇭KH	assigned
203.147.138.0/24	AS38235	🇰🇭KH	assigned
203.147.139.0/24	AS38235	🇰🇭KH	assigned
203.147.140.0/24	AS38235	🇰🇭KH	assigned
203.147.141.0/24	AS38235	🇰🇭KH	assigned
203.147.142.0/24	AS38235	🇰🇭KH	assigned
203.147.143.0/24	AS38235	🇰🇭KH	assigned

Transfer History

Registry transfers of 203.147.128.0/20, blocks inside it, or blocks containing it.

203.147.128.0/20Transfer · 2025-12-22
NCS AU Pty Ltd
🇦🇺 AU APNIC
→
ANGKOR DATA COMMUNICATION GROUP CO., LTD. (A D C)
🇰🇭 KH APNIC

Date	Resource	From	To	Type
2025-12-22	203.147.128.0/20	NCS AU Pty Ltd 🇦🇺 AU APNIC	ANGKOR DATA COMMUNICATION GROUP CO., LTD. (A D C) 🇰🇭 KH APNIC	Transfer

Origin ASN

AS38235

MEKONGNET-ADC-AS-AP ANGKOR DATA COMMUNICATION

Related Prefixes

More prefixes of AS38235

All prefixes of AS38235 →

Geolocation

Country🇰🇭KHKH

Coordinates12.5657, 104.9910 ↗

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/203.147.128.0/20

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

curl -s "https://api.ipctl.io/v1/prefix/203.147.128.0/20" | jq

External Links

RIPEstat