Home Prefix Lookup163.52.14.0/23

163.52.14.0/23 - CMCTELECOM VN CMC Telecom Infrastructure Company (AS45903)

IPv4APNICassignedAS45903CMCTELECOM-VN CMC Telecom Infrastructure Company RPKI Valid

CIDR

163.52.14.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇻🇳 Vietnam

City

Mai Dich

RIR

APNIC

Status

assigned

Allocated

2026-08-18

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
163.52.14.0/23	AS45903 CMCTELECOM-VN CMC Telecom Infrastructure Company	Valid	APNICOther IRR	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
163.52.14.0/23	AS45903	/24	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS45903	APNIC	MAINT-VN-VNNIC	2026-09-14
AS45903	Other IRR	MAINT-AS45903	2026-09-03

Origin ASN

AS45903

CMCTELECOM-VN CMC Telecom Infrastructure Company

Related Prefixes

More prefixes of AS45903

All prefixes of AS45903 →

Geolocation

Country🇻🇳VietnamVN

RegionHanoi

CityMai Dich

Coordinates21.0306, 105.7840 ↗

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/163.52.14.0/23

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

curl -s "https://api.ipctl.io/v1/prefix/163.52.14.0/23" | jq

External Links

RIPEstat