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ASN Lookup Tool
AS18888 AS-ZILLOW

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS18888
Organisation
ZILLOW, INC.
Name
AS-ZILLOW
Total IPv4 Addresses
3584
Total IPv4 Prefixes
14
Total IPv6 Prefixes
24
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#17,472 out of 77,427
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2006-11-17
Registration Last Change
2023-02-26
Receiving From

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

ASN
Organisation
AS3356
US flagLevel 3 Parent, LLC
AS174
US flagCogent Communications
AS2914
US flagNTT America, Inc.
AS36351
US flagSoftLayer Technologies Inc.
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
Showing 5 of 40
IPv4 Active Prefixes

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

Prefix8.20.111.0/24
Range From8.20.111.0
Range To8.20.111.255
Prefix64.42.184.0/24
Range From64.42.184.0
Range To64.42.184.255
Prefix64.42.185.0/24
Range From64.42.185.0
Range To64.42.185.255
Prefix64.42.186.0/24
Range From64.42.186.0
Range To64.42.186.255
Prefix64.42.187.0/24
Range From64.42.187.0
Range To64.42.187.255
Showing 5 of 14
IPv6 Active Prefixes
Prefix2620:115::/47
Range From2620:115::
Range To2620:115:1:ffff:ffff:ffff:ffff:ffff
Prefix2620:115:2::/47
Range From2620:115:2::
Range To2620:115:3:ffff:ffff:ffff:ffff:ffff
Prefix2620:115:4::/48
Range From2620:115:4::
Range To2620:115:4:ffff:ffff:ffff:ffff:ffff
Prefix2620:115:5::/48
Range From2620:115:5::
Range To2620:115:5:ffff:ffff:ffff:ffff:ffff
Prefix2620:115:6::/47
Range From2620:115:6::
Range To2620:115:7:ffff:ffff:ffff:ffff:ffff
Showing 5 of 24
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.