IPv4 prefix

103.153.72.0/21

IP Prefix (CIDR): 103.153.72.0/21
Subnet Mask: 255.255.248.0
Address Count: 2,048
IP Range: 103.153.72.0 - 103.153.79.255
Subnet calculator: Calculate subnet details

Registered Owners

Registration 1 of 3

Owner: Nguyen Viet Duc
Handle: NVD22-AP
Country: Viet Nam (VN)
Address: NANDA-VN
Registry: APNIC
Registered Prefix: 103.153.72.0/23 (103.153.72.0 - 103.153.73.255)

Registration 2 of 3

Owner: Nguyen Nam Luu
Handle: NNL8-AP
Country: Viet Nam (VN)
Address: NEW-HORIZON-VN
Registry: APNIC
Registered Prefix: 103.153.74.0/23 (103.153.74.0 - 103.153.75.255)

Registration 3 of 3

Handle: IRT-VNNIC-AP
Country: Viet Nam (VN)
Address: Ha Noi, VietNam
Registry: APNIC
Registered Prefixes: 103.153.76.0/23 (103.153.76.0 - 103.153.77.255)
103.153.78.0/23 (103.153.78.0 - 103.153.79.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
103.153.72.0/21	Exact	AS135905	VIETNAM POSTS AND TELECOMMUNICATIONS GROUP	Viet Nam (VN)	103.153.72.0	103.153.79.255