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ASN Lookup Tool
AS33132 CROWNCASTLE-AS33132

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS33132
Organisation
Crown Castle Fiber LLC
Name
CROWNCASTLE-AS33132
Total IPv4 Addresses
137,669
Total IPv4 Prefixes
143
Total IPv6 Prefixes
49
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,436 out of 77,998
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2004-10-07
Registration Last Change
2024-03-04
Receiving From

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

ASN
Organisation
AS46887
US flagCrown Castle Fiber LLC
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS399969
US flagBethune-Cookman University Inc.
AS7046
US flagVerizon Business
AS2386
US flagAT&T Data Communications Services
AS11809
US flagEmbry-Riddle University
AS17343
US flagSouth Florida Water Management District
Showing 5 of 118
IPv4 Active Prefixes

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

Prefix45.42.56.0/21
Range From45.42.56.0
Range To45.42.63.255
Prefix45.73.144.0/24
Range From45.73.144.0
Range To45.73.144.255
Prefix45.73.146.0/23
Range From45.73.146.0
Range To45.73.147.255
Prefix45.73.148.0/22
Range From45.73.148.0
Range To45.73.151.255
Prefix45.73.152.0/23
Range From45.73.152.0
Range To45.73.153.255
Showing 5 of 143
IPv6 Active Prefixes
Prefix2602:80f:b000::/40
Range From2602:80f:b000::
Range To2602:80f:b0ff:ffff:ffff:ffff:ffff:ffff
Prefix2604:200::/46
Range From2604:200::
Range To2604:200:3:ffff:ffff:ffff:ffff:ffff
Prefix2604:200:4::/48
Range From2604:200:4::
Range To2604:200:4:ffff:ffff:ffff:ffff:ffff
Prefix2604:200:5::/48
Range From2604:200:5::
Range To2604:200:5:ffff:ffff:ffff:ffff:ffff
Prefix2604:200:6::/47
Range From2604:200:6::
Range To2604:200:7:ffff:ffff:ffff:ffff:ffff
Showing 5 of 49
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.