Autonomous System

AS63 Massachusetts Institute of Technology

EducationActiveUnited StatesARIN

AS63 (LL-MI) is an education network operated by Massachusetts Institute of Technology in United States, registered with ARIN. It has 6 IPv4 prefixes with 67,840 addresses, which makes it the 3,135th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses67,840in 6 prefixes
IPv6 prefixes0none
Size rank#3,135of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationMassachusetts Institute of Technology
AS nameLL-MI
Websitemit.edu
Country United States (US)
Network typeEducation
RegistryARIN
Abuse contactlarry.oconnell@ll.mit.edu
Registered1986-02-24
Last updated2023-12-04

IPv4 prefixes

6 prefixes · 67,840 addresses
NetworkAddressesFirst – last address
129.55.0.0/1665,536129.55.0.0 – 129.55.255.255
192.5.136.0/221,024192.5.136.0 – 192.5.139.255
192.5.140.0/23512192.5.140.0 – 192.5.141.255
129.55.201.0/24256129.55.201.0 – 129.55.201.255
192.26.149.0/24256192.26.149.0 – 192.26.149.255
192.26.150.0/24256192.26.150.0 – 192.26.150.255

IPv6 prefixes

No IPv6 prefixes.

Query AS63 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS63&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS63, with or without a key:

curl "https://api.ipapi.is/?q=129.55.0.1"

Other networks of Massachusetts Institute of Technology

AS3 Massachusetts Institute of Technology1,850,624 IPv4 addresses

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