IPv4 prefix

103.156.0.0/21

IP Prefix (CIDR): 103.156.0.0/21
Subnet Mask: 255.255.248.0
Address Count: 2,048
IP Range: 103.156.0.0 - 103.156.7.255
Subnet calculator: Calculate subnet details

Registered Owners

Registration 1 of 4

Owner: Tran Trung Kien
Handle: TTK5-AP
Country: Viet Nam (VN)
Address: MOBIFONEDAKLAK-VN
Registry: APNIC
Registered Prefix: 103.156.0.0/23 (103.156.0.0 - 103.156.1.255)

Registration 2 of 4

Handle: IRT-VNNIC-AP
Country: Viet Nam (VN)
Address: Ha Noi, VietNam
Registry: APNIC
Registered Prefix: 103.156.2.0/23 (103.156.2.0 - 103.156.3.255)

Registration 3 of 4

Owner: Nguyen Quang Huan
Handle: NQH12-AP
Country: Viet Nam (VN)
Address: MOBIFONEGIALAI-VN
Registry: APNIC
Registered Prefix: 103.156.4.0/23 (103.156.4.0 - 103.156.5.255)

Registration 4 of 4

Owner: Nguyen Si Hiep
Handle: NSH10-AP
Country: Viet Nam (VN)
Address: MOBIFONEKHANHHOA-VN
Registry: APNIC
Registered Prefix: 103.156.6.0/23 (103.156.6.0 - 103.156.7.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
103.156.0.0/21	Exact	AS131429	MOBIFONE Corporation	Viet Nam (VN)	103.156.0.0	103.156.7.255