ASN Lookup Tool
AS3561 CenturyLink Communications LLC

An 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.

ASN Details

ASN
AS3561
Organisation
CenturyLink Communications LLC
AS Name
CENTURYLINK-LEGACY-SAVVIS
IPv4 Addresses Announced
8,775,504
IPv4 Prefixes Announced
2,200
Bogon Prefixes Announced
1
IPv4 Space Rank
#52 out of 74,247
Registry
ARIN
Registered Country
US flag US
Registration Date
1998-10-07
Registration Change
2018-11-15

Receiving From

ASN
Organisation
ASN
Organisation
US flag Level 3 Parent LLC
ASN
Organisation
US flag Level 3 Parent LLC
ASN
Organisation
US flag Cogent Communications
ASN
Organisation
US flag CenturyLink Communications LLC
ASN
Organisation
US flag Zayo Bandwidth
ASN
Organisation
US flag CenturyLink Communications LLC
ASN
Organisation
US flag CenturyLink Communications LLC
ASN
Organisation
US flag EDGOO NETWORKS LLC

Transit To

ASN
Organisation
ASN
Organisation
RU flag PJSC Rostelecom
ASN
Organisation
NL flag Akamai International B.V.
ASN
Organisation
IN flag Tata Communications Limited
ASN
Organisation
GB flag TELECITYGROUP INTERNATIONAL LIMITED
ASN
Organisation
IL flag HotNet internet services Ltd.
ASN
Organisation
US flag Level 3 Parent LLC
ASN
Organisation
US flag Level 3 Parent LLC
ASN
Organisation
IN flag Vodafone Idea Ltd. VIL
ASN
Organisation
US flag Isomedia Inc.
ASN
Organisation
US flag Kirino LLC
Showing 10 of 234 Results View More >

Active Prefixes

Showing 10 of 2,200 Results View More >