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ASN Lookup Tool
AS19653 CTSTELECOM

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS19653
Organisation
CTS Communications Corp
Name
CTSTELECOM
Total IPv4 Addresses
61952
Total IPv4 Prefixes
9
Total IPv6 Prefixes
577
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#3,808 out of 76,379
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2001-01-29
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
AS2914
US flagNTT America, Inc.
AS36351
US flagSoftLayer Technologies Inc.
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
AS4181
US flagTDS TELECOM
Showing 5 of 33
Transit To

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

 

ASN
Organisation
AS51078
FR flagZIOSTING SAS
AS4200000210
WORLD flagPrivate Use AS
AS4294967034
WORLD flagPrivate Use AS
AS4294967035
WORLD flagPrivate Use AS
AS4206346011
WORLD flagPrivate Use AS
Showing 5 of 776
IPv4 Active Prefixes

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

Prefix64.20.192.0/20
Range From64.20.192.0
Range To64.20.207.255
Prefix64.136.224.0/19
Range From64.136.224.0
Range To64.136.255.255
Prefix64.147.192.0/20
Range From64.147.192.0
Range To64.147.207.255
Prefix65.49.147.0/24
Range From65.49.147.0
Range To65.49.147.255
Prefix67.219.192.0/20
Range From67.219.192.0
Range To67.219.207.255
Showing 5 of 9
IPv6 Active Prefixes
Prefix2001:418:0:5000::3a4/127
Range From2001:418:0:5000::3a4
Range To2001:418:0:5000::3a5
Prefix2001:1900:2100::1a9c/126
Range From2001:1900:2100::1a9c
Range To2001:1900:2100::1a9f
Prefix2001:1900:2100::2dd0/126
Range From2001:1900:2100::2dd0
Range To2001:1900:2100::2dd3
Prefix2001:4860:1:1:0:4cc5::/127
Range From2001:4860:1:1:0:4cc5::
Range To2001:4860:1:1:0:4cc5:0:1
Prefix2603:d007:2e01:3007::/64
Range From2603:d007:2e01:3007::
Range To2603:d007:2e01:3007:ffff:ffff:ffff:ffff
Showing 5 of 577
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.