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ASN Lookup Tool
AS237 MERIT-AS-14

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS237
Organisation
Merit Network Inc.
Name
MERIT-AS-14
Total IPv4 Addresses
2,207,352
Total IPv4 Prefixes
170
Total IPv6 Prefixes
32
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#191 out of 77,675
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1988-09-12
Registration Last Change
2012-04-02
Receiving From

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

ASN
Organisation
AS7018
US flagAT&T Services, Inc.
AS7922
US flagComcast Cable Communications, LLC
AS174
US flagCogent Communications
AS209
US flagCenturyLink Communications, LLC
AS3303
CH flagSwisscom (Schweiz) AG
Showing 5 of 19
Transit To

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

 

ASN
Organisation
AS177
US flagUniversity of Michigan
AS36375
US flagUniversity of Michigan
AS231
US flagMichigan State University
AS27274
US flagCentral Michigan University
AS62676
US flagUniversity of Michigan - Dearborn
Showing 5 of 31
IPv4 Active Prefixes

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

Prefix23.135.208.0/24
Range From23.135.208.0
Range To23.135.208.255
Prefix35.7.112.0/20
Range From35.7.112.0
Range To35.7.127.255
Prefix35.16.0.0/16
Range From35.16.0.0
Range To35.16.255.255
Prefix35.24.0.0/17
Range From35.24.0.0
Range To35.24.127.255
Prefix35.24.128.0/18
Range From35.24.128.0
Range To35.24.191.255
Showing 5 of 170
IPv6 Active Prefixes
Prefix2001:468:2620::/48
Range From2001:468:2620::
Range To2001:468:2620:ffff:ffff:ffff:ffff:ffff
Prefix2001:468:26e1::/48
Range From2001:468:26e1::
Range To2001:468:26e1:ffff:ffff:ffff:ffff:ffff
Prefix2001:48a8::/37
Range From2001:48a8::
Range To2001:48a8:7ff:ffff:ffff:ffff:ffff:ffff
Prefix2001:48a8:800::/40
Range From2001:48a8:800::
Range To2001:48a8:8ff:ffff:ffff:ffff:ffff:ffff
Prefix2001:48a8:900::/40
Range From2001:48a8:900::
Range To2001:48a8:9ff:ffff:ffff:ffff:ffff:ffff
Showing 5 of 32
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.