ASN database

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IP to CIDR calculation tool with subnet info. The reverse, CIDR ranges to IP addresses, is also possible. Last but not least, it includes a tool for refactoring groups of IPs, domain names, and/or other CIDR ranges.

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Check your own IP - both IPv4 and IPv6. Works as a connectivity test as well.

GeoIP location

103.63.116.0

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Result

103.63.116.0/23

Prefix:

103.63.116.0/23 (512 IP's - view in CIDR to IP tool)

Description:

North Brand - CMC Telecom

Country:

Vietnam

Announced by:

CMC Telecom Infrastructure Company

AS45903, 126 peers, 77 announced prefixes

See all details on AS45903 - CMC Telecom Infrastructure Company »

Matching prefixes

Country

ASN

Announced prefix

Description

Size

Vietnam

AS45903

103.63.116.0/23

North Brand - CMC Telecom

512

Vietnam

AS45903

103.63.116.0/24

North Brand - CMC Telecom

256

Log

000	+000	Parse input (Prefix)
000	+000	Search database for '103.63.116.0/23'
043	+043	2 prefixes found
043	+000	Done

ASN database

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Result

103.63.116.0/23

Matching prefixes

Log

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