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ASN Lookup Tool
AS16905 LEARN-RESEARCH

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS16905
Organisation
LEARN
Name
LEARN-RESEARCH
Total IPv4 Addresses
1,280
Total IPv4 Prefixes
5
Total IPv6 Prefixes
3
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#28,495 out of 77,693
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2000-06-28
Registration Last Change
2022-04-04
Receiving From

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

ASN
Organisation
AS174
US flagCogent Communications
AS3257
US flagGTT Communications Inc.
AS293
US flagESnet
AS6939
US flagHurricane Electric LLC
AS4826
AU flagVOCUS PTY LTD
Showing 5 of 17
Transit To

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

 

ASN
Organisation
AS1832
US flagSouthern Methodist University
AS10421
US flagTexas Tech University
AS18777
US flagTexas State University
AS589
US flagUniversity of North Texas
AS30674
US flagBaylor University
Showing 5 of 30
IPv4 Active Prefixes

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

Prefix74.200.148.0/24
Range From74.200.148.0
Range To74.200.148.255
Prefix74.200.150.0/24
Range From74.200.150.0
Range To74.200.150.255
Prefix74.200.179.0/24
Range From74.200.179.0
Range To74.200.179.255
Prefix74.200.186.0/24
Range From74.200.186.0
Range To74.200.186.255
Prefix74.200.187.0/24
Range From74.200.187.0
Range To74.200.187.255
IPv6 Active Prefixes
Prefix2607:f928:2::/48
Range From2607:f928:2::
Range To2607:f928:2:ffff:ffff:ffff:ffff:ffff
Prefix2607:f928:12::/48
Range From2607:f928:12::
Range To2607:f928:12:ffff:ffff:ffff:ffff:ffff
Prefix2607:f928:16::/48
Range From2607:f928:16::
Range To2607:f928:16:ffff:ffff:ffff:ffff:ffff
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.