IPv4 prefix

210.203.20.0/22

IP Prefix (CIDR): 210.203.20.0/22
Subnet Mask: 255.255.252.0
Address Count: 1,024
IP Range: 210.203.20.0 - 210.203.23.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: Tony Tsai
Handle: TT151-AP
Country: Taiwan (Province of China) (TW)
Address: 334 Sze Chuan Road, Sec. 1 Panchiao , Taipei Hsien, 220, R.O.C
Registry: APNIC
Registered Prefix: 210.203.0.0/17 (210.203.0.0 - 210.203.127.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
210.203.20.0/22	Exact	AS17709	Asia Pacific Telecom	Taiwan (Province of China) (TW)	210.203.20.0	210.203.23.255
210.203.21.0/24	More specific	AS131601	Dynamic Computing Technology	Taiwan (Province of China) (TW)	210.203.21.0	210.203.21.255