Autonomous System
AS27274 Central Michigan University
EducationActiveUnited StatesARIN
AS27274 (CMICH) is an education network operated by Central Michigan University in United States, registered with ARIN. It has 3 IPv4 prefixes with 139,264 addresses and 1 IPv6 prefix, which makes it the 1,707th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses139,264in 3 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#1,707of 82,200 active ASNs
Details
OrganizationCentral Michigan University
AS nameCMICH
Websitecmich.edu
Country United States (US)
Network typeEducation
RegistryARIN
Abuse contactabuse@cmich.edu
Registered2003-02-05
Last updated2012-03-02
IPv4 prefixes
3 prefixes · 139,264 addresses| Network | Addresses | First – last address |
|---|---|---|
| 35.32.0.0/16 | 65,536 | 35.32.0.0 – 35.32.255.255 |
| 141.209.0.0/16 | 65,536 | 141.209.0.0 – 141.209.255.255 |
| 35.33.64.0/19 | 8,192 | 35.33.64.0 – 35.33.95.255 |
35.32.0.0/16 141.209.0.0/16 35.33.64.0/19
IPv6 prefixes
1 prefix- 2607:ff30::/32
2607:ff30::/32
Query AS27274 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=AS27274&key=YOUR_API_KEY"Any address in its prefixes resolves to AS27274, with or without a key:
curl "https://api.ipapi.is/?q=35.32.0.1"Largest networks in United States
AS749 United States Department of Defense (DoD)227,464,192 IPv4 addressesAS16509 Amazon.com, Inc.218,038,784 IPv4 addressesAS7018 AT&T Enterprises, LLC117,262,080 IPv4 addressesAS8075 Microsoft Corporation81,463,040 IPv4 addressesAS721 United States Department of Defense (DoD)73,070,080 IPv4 addressesAS7922 Comcast Cable Communications, LLC68,336,896 IPv4 addresses