Autonomous System

AS18621 The Conestoga College Institute of Technology and Advanced Learning

EducationActiveCanadaARIN

AS18621 (CONESTOGA-COL) is an education network operated by The Conestoga College Institute of Technology and Advanced Learning in Canada, registered with ARIN. It has 1 IPv4 prefix with 65,536 addresses, which makes it the 3,692nd largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses65,536in 1 prefix
IPv6 prefixes0none
Size rank#3,692of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationThe Conestoga College Institute of Technology and Advanced Learning
AS nameCONESTOGA-COL
Websiteconestogac.on.ca
Country Canada (CA)
Network typeEducation
RegistryARIN
Abuse contactCyberSecurity@conestogac.on.ca
Registered2000-09-19
Last updated2024-10-09

IPv4 prefixes

1 prefix · 65,536 addresses
NetworkAddressesFirst – last address
142.156.0.0/1665,536142.156.0.0 – 142.156.255.255

IPv6 prefixes

No IPv6 prefixes.

Query AS18621 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=AS18621&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS18621, with or without a key:

curl "https://api.ipapi.is/?q=142.156.0.1"

Largest networks in Canada

AS6327 Shaw Communications13,439,744 IPv4 addressesAS812 Rogers Communications Canada Inc.10,145,536 IPv4 addressesAS577 Bell Canada7,386,112 IPv4 addressesAS5769 Videotron Ltee5,583,360 IPv4 addressesAS852 TELUS Communications Inc.5,046,784 IPv4 addressesAS376 Reseau d'Informations Scientifiques du Quebec (RISQ Inc.)1,884,416 IPv4 addresses