Home Prefix Lookup203.210.128.0/18

203.210.128.0/18 - VNPT (AS45899)

IPv4APNICallocatedAS45899VNPT-AS-VN - VNPT Corp RPKI Valid

CIDR

203.210.128.0/18

IP Version

IPv4

Addresses

16.3K

Mask

/18 (255.255.192.0)

Country

🇻🇳 Vietnam

City

Yên Định

RIR

APNIC

Status

allocated

Allocated

2002-11-05

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
203.210.128.0/18	AS45899 VNPT-AS-VN - VNPT Corp	Valid	APNICOther IRR	2026-10-14

Related Announcements

1 less-specific, 6 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
203.210.128.0/17	AS45899 VNPT-AS-VN - VNPT Corp	Valid	-	2026-10-14
203.210.128.0/20	AS45899 VNPT-AS-VN - VNPT Corp	Valid	-	2026-10-14
203.210.136.0/22	AS45899 VNPT-AS-VN - VNPT Corp	Valid	-	2026-10-14
203.210.144.0/20	AS45899 VNPT-AS-VN - VNPT Corp	Valid	-	2026-10-14
203.210.158.0/24	AS45899 VNPT-AS-VN - VNPT Corp	Valid	-	2026-10-14
203.210.160.0/20	AS45899 VNPT-AS-VN - VNPT Corp	Valid	-	2026-10-14
203.210.176.0/20	AS45899 VNPT-AS-VN - VNPT Corp	Valid	-	2026-10-14

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
203.210.128.0/17	AS45899	/24	apnic

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS45899	APNIC	MAINT-VN-VNPT	2022-07-29
AS45899	Other IRR	MAINT-AS58453	2023-11-13

More Specific Prefixes

Prefix	AS	Country	Status
203.210.128.0/20	AS45899	🇻🇳VN	assigned
203.210.144.0/22		🇻🇳VN	assigned
203.210.148.0/22		🇻🇳VN	assigned
203.210.152.0/22		🇻🇳VN	assigned
203.210.156.0/22		🇻🇳VN	assigned
203.210.160.0/21		🇻🇳VN	assigned
203.210.180.0/22		🇻🇳VN	assigned
203.210.184.232/29		🇻🇳VN	assigned
203.210.184.240/29		🇻🇳VN	assigned
203.210.185.192/29		🇻🇳VN	assigned

Origin ASN

AS45899

VNPT-AS-VN - VNPT Corp

Related Prefixes

Covering prefix

203.210.128.0/17AS45899

More prefixes of AS45899

All prefixes of AS45899 →

Geolocation

Country🇻🇳VietnamVN

RegionNinh Binh

CityYên Định

Coordinates20.0723, 106.2380 ↗

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/203.210.128.0/18

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

curl -s "https://api.ipctl.io/v1/prefix/203.210.128.0/18" | jq

External Links

RIPEstat