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ASN Lookup Tool
AS3908 CENTURYLINK-ASIA-LEGACY-QWEST

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS3908
Organisation
CenturyLink Communications, LLC
Name
CENTURYLINK-ASIA-LEGACY-QWEST
Total IPv4 Addresses
17144
Total IPv4 Prefixes
18
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#7,045 out of 77,324
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1996-10-01
Registration Last Change
2018-10-04
Receiving From

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

ASN
Organisation
AS3356
US flagLevel 3 Parent, LLC
AS209
US flagCenturyLink Communications, LLC
Transit To

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

 

ASN
Organisation
AS721
US flagDoD Network Information Center
AS367
US flagDoD Network Information Center
AS6640
US flagCenturyLink Communications, LLC
AS64763
WORLD flagPrivate Use AS
AS22097
US flagK&L Gates, LLP
Showing 5 of 6
IPv4 Active Prefixes

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

Prefix49.143.232.0/23
Range From49.143.232.0
Range To49.143.233.255
Prefix49.143.234.0/24
Range From49.143.234.0
Range To49.143.234.255
Prefix63.146.222.0/23
Range From63.146.222.0
Range To63.146.223.255
Prefix63.148.126.0/24
Range From63.148.126.0
Range To63.148.126.255
Prefix63.150.128.0/20
Range From63.150.128.0
Range To63.150.143.255
Showing 5 of 18
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.