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

23.33.120.0

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Result

23.33.120.0/22

Prefix:

23.33.120.0/22 (1.024 IP's - view in CIDR to IP tool)

Description:

FPT Telecom Company

Country:

Vietnam

Announced by:

FPT Telecom Company
https://www.fpt.vn

AS18403, 299 peers, 25 announced prefixes

See all details on AS18403 - FPT Telecom Company »

Matching prefixes

Country

ASN

Announced prefix

Description

Size

Brazil

AS20940

23.32.0.0/11

Akamai International B.V.

+2M

Vietnam

AS18403

23.33.120.0/22

FPT Telecom Company

1.024

Log

000	+000	Parse input (Prefix)
000	+000	Search database for '23.33.120.0/22'
011	+011	2 prefixes found
011	+000	Done

ASN database

Related tools

Result

23.33.120.0/22

Matching prefixes

Log

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