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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

46.18.48.0

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Result

46.18.48.0/21

Prefix:

46.18.48.0/21 (2.048 IP's - view in CIDR to IP tool)

Description:

Advanced IT Services Nottingham LTd

Country:

Britain (UK)

Announced by:

Advanced IT Services Nottingham Ltd
https://www.advanceditservices.co.uk

AS15689, 2 peers, 2 announced prefixes

See all details on AS15689 - Advanced IT Services Nottingham Ltd »

Log

000	+000	Parse input (Prefix)
000	+000	Search database for '46.18.48.0/21'
013	+013	1 prefixes found
013	+000	Done

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Result

46.18.48.0/21

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ASN database

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Result

46.18.48.0/21

Log

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