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ASN Lookup Tool
AS15121 CALTEL-COM

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS15121
Organisation
Calaveras Internet Company
Name
CALTEL-COM
Total IPv4 Addresses
5120
Total IPv4 Prefixes
17
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#13,829 out of 77,324
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2000-03-22
Registration Last Change
2014-01-28
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS54048
US flagVast Networks
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Prefix66.102.144.0/24
Range From66.102.144.0
Range To66.102.144.255
Prefix66.102.145.0/24
Range From66.102.145.0
Range To66.102.145.255
Prefix66.102.146.0/24
Range From66.102.146.0
Range To66.102.146.255
Prefix66.102.147.0/24
Range From66.102.147.0
Range To66.102.147.255
Prefix66.102.148.0/24
Range From66.102.148.0
Range To66.102.148.255
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Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.