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ASN Lookup Tool
AS10578 Harvard 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:

AS10578

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

ASN Details

ASN
AS10578
Organisation
Harvard University
AS Name
GIGAPOP-NE
IPv4 Addresses Announced
24,803
IPv4 Prefixes Announced
37
IPv6 Prefixes Announced
445
IPv4 Bogon Prefixes
0
IPv6 Bogon Prefixes
0
IPv4 Space Rank
#5,828 out of 75,559
Registry
Arin
Registered Country
US
Registration Date
1997-09-19
Registration Change
2014-08-08

Receiving From

ASN
Organisation
AS174
Cogent Communications
AS6079
RCN
AS6939
Hurricane Electric LLC
AS1351
University of Vermont
AS11537
Internet2
AS11164
Internet2

Transit To

ASN
Organisation
AS174
Cogent Communications
AS7015
Comcast Cable Communications, LLC
AS3
Massachusetts Institute of Technology
AS6079
RCN
AS557
University of Maine System
AS13536
First Light Fiber
AS1742
Harvard University
AS65002
Private Use AS
AS111
Boston University
AS1968
University of Massachusettes

Active Prefixes IPv4

Prefix
Range From
Range To
Prefix 18.2.0.0/19
Range From 18.2.0.0
Range To 18.2.31.255
Prefix 18.2.128.0/19
Range From 18.2.128.0
Range To 18.2.159.255
Prefix 18.2.192.0/30
Range From 18.2.192.0
Range To 18.2.192.3
Prefix 18.2.192.12/30
Range From 18.2.192.12
Range To 18.2.192.15
Prefix 18.2.192.128/25
Range From 18.2.192.128
Range To 18.2.192.255
Prefix 18.2.192.16/28
Range From 18.2.192.16
Range To 18.2.192.31
Prefix 18.2.192.32/27
Range From 18.2.192.32
Range To 18.2.192.63
Prefix 18.2.192.4/30
Range From 18.2.192.4
Range To 18.2.192.7
Prefix 18.2.192.64/26
Range From 18.2.192.64
Range To 18.2.192.127
Prefix 18.2.192.8/30
Range From 18.2.192.8
Range To 18.2.192.11
Showing 10 of 37 Results View More >

Active Prefixes IPv6

Prefix
Range From
Range To
Prefix 2001:468:600::/40
Range From 2001:468:600::
Range To 2001:468:6ff:ffff:ffff:ffff:ffff:ffff
Prefix 2001:504:2e::/49
Range From 2001:504:2e::
Range To 2001:504:2e:7fff:ffff:ffff:ffff:ffff
Prefix 2001:504:2e:8000::/63
Range From 2001:504:2e:8000::
Range To 2001:504:2e:8001:ffff:ffff:ffff:ffff
Prefix 2001:504:2e:8002::/64
Range From 2001:504:2e:8002::
Range To 2001:504:2e:8002:ffff:ffff:ffff:ffff
Prefix 2001:504:2e:8003::/64
Range From 2001:504:2e:8003::
Range To 2001:504:2e:8003:ffff:ffff:ffff:ffff
Prefix 2001:504:2e:8004::/62
Range From 2001:504:2e:8004::
Range To 2001:504:2e:8007:ffff:ffff:ffff:ffff
Prefix 2001:504:2e:8008::/61
Range From 2001:504:2e:8008::
Range To 2001:504:2e:800f:ffff:ffff:ffff:ffff
Prefix 2001:504:2e:8010::/60
Range From 2001:504:2e:8010::
Range To 2001:504:2e:801f:ffff:ffff:ffff:ffff
Prefix 2001:504:2e:8020::/59
Range From 2001:504:2e:8020::
Range To 2001:504:2e:803f:ffff:ffff:ffff:ffff
Prefix 2001:504:2e:8040::/58
Range From 2001:504:2e:8040::
Range To 2001:504:2e:807f:ffff:ffff:ffff:ffff
Showing 10 of 445 Results View More >