203.201.56.0/23

🇻🇳

CIDR

203.201.56.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇻🇳 Vietnam

City

Hoàn Kiếm

RIR

APNIC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Prefix	Origin AS	RPKI	IRR	Last Seen
203.201.56.0/23	AS45541BIDV-AS-VN - Information Technology Center - Joint Stock Commercial Bank for Investment and Development of Vietnam	No ROA	RADB	5/31/2026

3 less-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
203.201.56.0/22	AS45541BIDV-AS-VN - Information Technology Center - Joint Stock Commercial Bank for Investment and Development of Vietnam	No ROA	—	5/31/2026
203.201.56.0/24	AS45541BIDV-AS-VN - Information Technology Center - Joint Stock Commercial Bank for Investment and Development of Vietnam	Valid	—	5/31/2026
203.201.57.0/24	AS45541BIDV-AS-VN - Information Technology Center - Joint Stock Commercial Bank for Investment and Development of Vietnam	Valid	—	5/31/2026

Origin	Registry	Maintainer	Modified
AS18403	RADB	MAINT-AS58453	11/13/2023
AS45541	RADB	MAINT-HGC-INTL	11/13/2023

Origin ASN

Geolocation

Country🇻🇳VietnamVN

RegionHanoi

CityHoàn Kiếm

API

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

curl -s "https://api.ipctl.io/v1/prefix/203.201.56.0/23" | jq

External Links