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

203.166.34.0

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Result

203.166.34.0/24

Prefix:

203.166.34.0/24 (256 IP's - view in CIDR to IP tool)

Description:

CYBERTRUST IDM CIRCUITS

Country:

Australia

Announced by:

Verizon UK Limited
https://www.verizon.com

AS15572, 2 peers, 16 announced prefixes

See all details on AS15572 - Verizon UK Limited »

Matching prefixes

Country

ASN

Announced prefix

Description

Size

Australia

AS703

203.166.0.0/17

Verizon Australia PTY Limited

32.768

Australia

AS15572

203.166.34.0/24

CYBERTRUST IDM CIRCUITS

256

Log

000	+000	Parse input (Prefix)
000	+000	Search database for '203.166.34.0/24'
015	+015	2 prefixes found
015	+000	Done

ASN database

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Result

203.166.34.0/24

Matching prefixes

Log

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