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ASN Lookup Tool
AS40156 THEOPT-HOU

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS40156
Organisation
The Optimal Link Corporation
Name
THEOPT-HOU
Total IPv4 Addresses
10,240
Total IPv4 Prefixes
7
Total IPv6 Prefixes
2
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#9,271 out of 79,047
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2006-08-02
Registration Last Change
2013-02-06
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
Transit To

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

 

ASN
Organisation
AS153393
IN flagRACKVOLT CLOUD SOLUTIONS PRIVATE LIMITED
IPv4 Active Prefixes

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

Prefix23.128.116.0/24
Range From23.128.116.0
Range To23.128.116.255
Prefix23.189.208.0/24
Range From23.189.208.0
Range To23.189.208.255
Prefix38.252.8.0/24
Range From38.252.8.0
Range To38.252.8.255
Prefix66.187.64.0/20
Range From66.187.64.0
Range To66.187.79.255
Prefix139.64.155.0/24
Range From139.64.155.0
Range To139.64.155.255
Showing 5 of 7
IPv6 Active Prefixes
Prefix2602:f7c4:1::/48
Range From2602:f7c4:1::
Range To2602:f7c4:1:ffff:ffff:ffff:ffff:ffff
Prefix2604:e880::/32
Range From2604:e880::
Range To2604:e880:ffff:ffff:ffff:ffff:ffff:ffff