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

171.43.240.0

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Result

171.43.240.0/22

Prefix:

171.43.240.0/22 (1.024 IP's - view in CIDR to IP tool)

Description:

CHINANET Hubei province network

Country:

China

Announced by:

CHINANET Hubei province network

AS58563, 5 peers, 135 announced prefixes

See all details on AS58563 - CHINANET Hubei province network »

Matching prefixes

Country

ASN

Announced prefix

Description

Size

China

AS4134

171.43.0.0/16

CHINANET Hubei province network

65.536

China

AS58563

171.43.240.0/22

CHINANET Hubei province network

1.024

Log

000	+000	Parse input (Prefix)
000	+000	Search database for '171.43.240.0/22'
006	+006	2 prefixes found
006	+000	Done

ASN database

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Result

171.43.240.0/22

Matching prefixes

Log

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