203.190.166.0/24

🇻🇳

CIDR

203.190.166.0/24

IP Version

IPv4

Addresses

256

Mask

/24 (255.255.255.0)

Country

🇻🇳 Vietnam

City

Láng Thượng

RIR

APNIC

Status

assigned

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
203.190.166.0/24	AS24086VIETTEL-AS-VN - Viettel Corporation	Valid	APNICRADB	5/31/2026

2 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
203.190.160.0/20	AS24086VIETTEL-AS-VN - Viettel Corporation	Valid	—	5/31/2026
203.190.166.0/23	AS24086VIETTEL-AS-VN - Viettel Corporation	Valid	—	5/31/2026

Prefix	Origin	Max Length	Trust Anchor
203.190.160.0/20	AS7552	/24	apnic
203.190.160.0/20	AS24086	/24	apnic
203.190.160.0/20	AS38731	/24	apnic

Origin	Registry	Maintainer	Modified
AS7552	APNIC	MAINT-VN-VNNIC	1/23/2025
AS24086	APNIC	MAINT-VN-VNNIC	1/23/2025
AS38731	APNIC	MAINT-VN-VNNIC	8/27/2025
AS24086	RADB	MAINT-AS9304	11/13/2023

Prefix	Country	Status
203.190.166.160/28	🇻🇳VN	assigned
203.190.166.176/28	🇻🇳VN	assigned
203.190.166.224/28	🇻🇳VN	assigned
203.190.166.80/29	🇻🇳VN	assigned
203.190.166.208/29	🇻🇳VN	assigned
203.190.166.200/29	🇻🇳VN	assigned
203.190.166.248/29	🇻🇳VN	assigned
203.190.166.48/29	🇻🇳VN	assigned
203.190.166.64/29	🇻🇳VN	assigned

Origin ASN

Geolocation

Country🇻🇳VietnamVN

RegionHanoi

CityLáng Thượng

API

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

curl -s "https://api.ipctl.io/v1/prefix/203.190.166.0/24" | jq

External Links