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ASN Lookup Tool
AS81 MCNC

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.

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ASN Lookup for:

AS81

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

ASN Details

ASN
AS81
Organisation
MCNC
AS Name
NCREN
IPv4 Addresses Announced
2,101,439
IPv4 Prefixes Announced
291
IPv6 Prefixes Announced
54
IPv4 Bogon Prefixes
0
IPv6 Bogon Prefixes
0
IPv4 Space Rank
#212 out of 75,777
Registry
Arin
Registered Country
US
Registration Date
1986-08-07
Registration Change
2021-06-29

Receiving From

ASN
Organisation
AS7018
AT&T Services, Inc.
AS3356
Level 3 Parent, LLC
AS174
Cogent Communications
AS11426
Charter Communications Inc
AS6461
Zayo Bandwidth
AS11537
Internet2
AS11164
Internet2

Transit To

ASN
Organisation
AS6559
State of NC - State Telecommunications Services
AS36850
University of North Carolina at Chapel Hill
AS11442
North Carolina State University
AS13371
Duke University
AS53785
University of North Carolina at Greensboro
AS33401
Central Piedmont Community College
AS10952
East Carolina University
AS53384
University of North Carolina at Charlotte
AS40245
Wake Forest University
AS32417
Elon University

Active Prefixes IPv4

Prefix
Range From
Range To
Prefix 128.109.0.0/16
Range From 128.109.0.0
Range To 128.109.255.255
Prefix 152.10.0.0/16
Range From 152.10.0.0
Range To 152.10.255.255
Prefix 152.11.0.0/16
Range From 152.11.0.0
Range To 152.11.255.255
Prefix 152.12.0.0/16
Range From 152.12.0.0
Range To 152.12.255.255
Prefix 152.18.0.0/16
Range From 152.18.0.0
Range To 152.18.255.255
Prefix 152.20.0.0/16
Range From 152.20.0.0
Range To 152.20.255.255
Prefix 152.21.0.0/16
Range From 152.21.0.0
Range To 152.21.255.255
Prefix 152.22.128.0/18
Range From 152.22.128.0
Range To 152.22.191.255
Prefix 152.22.16.0/20
Range From 152.22.16.0
Range To 152.22.31.255
Prefix 152.22.192.0/19
Range From 152.22.192.0
Range To 152.22.223.255
Showing 10 of 291 Results View More >

Active Prefixes IPv6

Prefix
Range From
Range To
Prefix 2001:468:1500::/40
Range From 2001:468:1500::
Range To 2001:468:15ff:ffff:ffff:ffff:ffff:ffff
Prefix 2600:2700::/32
Range From 2600:2700::
Range To 2600:2700:ffff:ffff:ffff:ffff:ffff:ffff
Prefix 2600:2701::/34
Range From 2600:2701::
Range To 2600:2701:3fff:ffff:ffff:ffff:ffff:ffff
Prefix 2600:2701:4008::/45
Range From 2600:2701:4008::
Range To 2600:2701:400f:ffff:ffff:ffff:ffff:ffff
Prefix 2600:2701:4010::/44
Range From 2600:2701:4010::
Range To 2600:2701:401f:ffff:ffff:ffff:ffff:ffff
Prefix 2600:2701:4020::/43
Range From 2600:2701:4020::
Range To 2600:2701:403f:ffff:ffff:ffff:ffff:ffff
Prefix 2600:2701:4040::/42
Range From 2600:2701:4040::
Range To 2600:2701:407f:ffff:ffff:ffff:ffff:ffff
Prefix 2600:2701:4080::/41
Range From 2600:2701:4080::
Range To 2600:2701:40ff:ffff:ffff:ffff:ffff:ffff
Prefix 2600:2701:4100::/40
Range From 2600:2701:4100::
Range To 2600:2701:41ff:ffff:ffff:ffff:ffff:ffff
Prefix 2600:2701:4200::/39
Range From 2600:2701:4200::
Range To 2600:2701:43ff:ffff:ffff:ffff:ffff:ffff
Showing 10 of 54 Results View More >