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ASN Lookup Tool
AS3491 BTN-ASN

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS3491
Organisation
PCCW Global, Inc.
Name
BTN-ASN
Total IPv4 Addresses
944348
Total IPv4 Prefixes
975
Total IPv6 Prefixes
155
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#396 out of 76,401
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1994-03-21
Registration Last Change
2012-03-02
Receiving From

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

ASN
Organisation
AS4635
HK flagThe Hong Kong Internet Exchange Limited
AS4134
CN flagNo.31,Jin-rong Street Beijing 100032
AS7018
US flagAT&T Services, Inc.
AS4766
KR flagKorea Telecom
AS17676
JP flagSoftBank Corp.
Showing 5 of 95
Transit To

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

 

ASN
Organisation
AS4216200021
WORLD flagPrivate Use AS
AS4216200001
WORLD flagPrivate Use AS
AS4200000007
WORLD flagPrivate Use AS
AS64615
WORLD flagPrivate Use AS
AS4216200020
WORLD flagPrivate Use AS
Showing 5 of 1082
IPv4 Active Prefixes

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

Prefix41.79.244.0/24
Range From41.79.244.0
Range To41.79.244.255
Prefix41.79.245.0/24
Range From41.79.245.0
Range To41.79.245.255
Prefix41.79.246.0/23
Range From41.79.246.0
Range To41.79.247.255
Prefix41.79.248.0/24
Range From41.79.248.0
Range To41.79.248.255
Prefix41.79.249.0/24
Range From41.79.249.0
Range To41.79.249.255
Showing 5 of 975
IPv6 Active Prefixes
Prefix2400:8800::/40
Range From2400:8800::
Range To2400:8800:ff:ffff:ffff:ffff:ffff:ffff
Prefix2400:8800:100::/48
Range From2400:8800:100::
Range To2400:8800:100:ffff:ffff:ffff:ffff:ffff
Prefix2400:8800:101::/48
Range From2400:8800:101::
Range To2400:8800:101:ffff:ffff:ffff:ffff:ffff
Prefix2400:8800:102::/48
Range From2400:8800:102::
Range To2400:8800:102:ffff:ffff:ffff:ffff:ffff
Prefix2400:8800:103::/48
Range From2400:8800:103::
Range To2400:8800:103:ffff:ffff:ffff:ffff:ffff
Showing 5 of 155
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.