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ASN Lookup Tool
AS18663 UOP-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS18663
Organisation
University of the Pacific
Name
UOP-AS
Total IPv4 Addresses
65536
Total IPv4 Prefixes
8
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#3,213 out of 76,192
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2000-09-26
Registration Last Change
2012-03-02
Receiving From

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

ASN
Organisation
AS3356
US flagLevel 3 Parent, LLC
AS33651
US flagComcast Cable Communications, LLC
AS33667
US flagComcast Cable Communications, LLC
IPv4 Active Prefixes

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

Prefix138.9.0.0/22
Range From138.9.0.0
Range To138.9.3.255
Prefix138.9.128.0/17
Range From138.9.128.0
Range To138.9.255.255
Prefix138.9.16.0/20
Range From138.9.16.0
Range To138.9.31.255
Prefix138.9.32.0/19
Range From138.9.32.0
Range To138.9.63.255
Prefix138.9.4.0/23
Range From138.9.4.0
Range To138.9.5.255
Showing 5 of 8
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.