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ASN Lookup Tool
AS9 Carnegie Mellon University

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 Lookup for:

AS9

Powered By:
ASN Extended Info API
BGP Active Prefixes API
ASN Details JSON View

ASN Details

ASN
AS9
Organisation
Carnegie Mellon University
AS Name
CMU-ROUTER
IPv4 Addresses Announced
135,168
IPv4 Prefixes Announced
11
IPv6 Prefixes Announced
16
IPv4 Bogon Prefixes
0
IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,529 out of 75,465
Registry
Arin
Registered Country
US flag US
Registration Date
1984-04-17
Registration Change
2012-04-02

Receiving From

ASN
Organisation
ASN
AS3356
Organisation
US flag Level 3 Parent, LLC
ASN
AS174
Organisation
US flag Cogent Communications
ASN
AS2828
Organisation
US flag Verizon Business
ASN
AS2152
Organisation
US flag California State University, Office of the Chanc..
ASN
AS46887
Organisation
US flag Lightower Fiber Networks I, LLC
ASN
AS5050
Organisation
US flag Pittsburgh Supercomputing Center
ASN
AS64315
Organisation
ID flag PT MITRA VISIONER PRATAMA Corporate / Direct Mem..
ASN
AS14877
Organisation
US flag First Light Fiber
ASN
AS150021
Organisation
IN flag QUICKNET COMMUNICATION PVT LTD
ASN
AS2153
Organisation
US flag California State University, Office of the Chanc..
Showing 10 of 11 Results View More >

Active Prefixes IPv4

Prefix
Range From
Range To
Prefix
103.155.130.0/24
Range From
103.155.130.0
Range To
103.155.130.255
Prefix
103.229.201.0/24
Range From
103.229.201.0
Range To
103.229.201.255
Prefix
128.2.0.0/16
Range From
128.2.0.0
Range To
128.2.255.255
Prefix
128.237.0.0/16
Range From
128.237.0.0
Range To
128.237.255.255
Prefix
147.72.252.0/22
Range From
147.72.252.0
Range To
147.72.255.255
Prefix
192.12.32.0/24
Range From
192.12.32.0
Range To
192.12.32.255
Prefix
192.5.146.0/24
Range From
192.5.146.0
Range To
192.5.146.255
Prefix
192.58.107.0/24
Range From
192.58.107.0
Range To
192.58.107.255
Prefix
192.80.210.0/24
Range From
192.80.210.0
Range To
192.80.210.255
Prefix
204.194.28.0/22
Range From
204.194.28.0
Range To
204.194.31.255
Showing 10 of 11 Results View More >

Active Prefixes IPv6

Prefix
Range From
Range To
Prefix
2607:fb28::/44
Range From
2607:fb28::
Range To
2607:fb28:f:ffff:ffff:ffff:ffff:ffff
Prefix
2607:fb28:100::/40
Range From
2607:fb28:100::
Range To
2607:fb28:1ff:ffff:ffff:ffff:ffff:ffff
Prefix
2607:fb28:1000::/36
Range From
2607:fb28:1000::
Range To
2607:fb28:1fff:ffff:ffff:ffff:ffff:ffff
Prefix
2607:fb28:11::/48
Range From
2607:fb28:11::
Range To
2607:fb28:11:ffff:ffff:ffff:ffff:ffff
Prefix
2607:fb28:12::/47
Range From
2607:fb28:12::
Range To
2607:fb28:13:ffff:ffff:ffff:ffff:ffff
Prefix
2607:fb28:14::/46
Range From
2607:fb28:14::
Range To
2607:fb28:17:ffff:ffff:ffff:ffff:ffff
Prefix
2607:fb28:18::/45
Range From
2607:fb28:18::
Range To
2607:fb28:1f:ffff:ffff:ffff:ffff:ffff
Prefix
2607:fb28:20::/43
Range From
2607:fb28:20::
Range To
2607:fb28:3f:ffff:ffff:ffff:ffff:ffff
Prefix
2607:fb28:200::/39
Range From
2607:fb28:200::
Range To
2607:fb28:3ff:ffff:ffff:ffff:ffff:ffff
Prefix
2607:fb28:2000::/35
Range From
2607:fb28:2000::
Range To
2607:fb28:3fff:ffff:ffff:ffff:ffff:ffff
Showing 10 of 16 Results View More >