IPv4 prefix

123.31.28.0/22

IP Prefix (CIDR): 123.31.28.0/22
Subnet Mask: 255.255.252.0
Address Count: 1,024
IP Range: 123.31.28.0 - 123.31.31.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: Pham Tien Huy
Handle: PTH13-AP
Country: Viet Nam (VN)
Address: VNPT-VN
Registry: APNIC
Registered Prefix: 123.16.0.0/12 (123.16.0.0 - 123.31.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
123.31.28.0/22	Exact	AS135905	VIETNAM POSTS AND TELECOMMUNICATIONS GROUP	Viet Nam (VN)	123.31.28.0	123.31.31.255