IPv4 prefix

203.77.0.0/19

IP Prefix (CIDR)

203.77.0.0/19

Subnet Mask

255.255.224.0

Address Count

8,192

IP Range

203.77.0.0 - 203.77.31.255

Subnet calculator

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Registered Owner

Owner

Hans Liu

Handle

L369-TW

Country

Taiwan (Province of China) (TW)

Address

System Design Div. 12th Floor, No. 88, Yanchang Road, Xinyi District Taipei Taiwan

Registry

TWNIC

Registered Prefix

203.77.0.0/19 (203.77.0.0 - 203.77.31.255)

Delegated Prefix

203.77.16.0/20 (203.77.16.0 - 203.77.31.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
203.77.0.0/18	Covering	AS24164	UNION BROADBAND NETWORK	Taiwan (Province of China) (TW)	203.77.0.0	203.77.63.255