Michigan State University
AS231 is Michigan State University (msu.edu). It announces 783,360 IPv4 addresses in 7 prefixes, and 2 IPv6 prefixes.
United States· ARIN· allocated 2021-06-28· education
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States783,360 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- MISU-231
- name
- Michigan State University
- org
- MISU
- org name
- Michigan State University
- org address
- IT Services, 450 Auditorium Rd., Suite 400, East Lansing, MI, 48824
- org city
- East Lansing
- org country
- US
- country
- US
- source
- arin
- created
- 2021-06-28
- updated
- 2021-06-28
- abuse name
- Abuse Technical Support
- abuse email
- abuse@msu.edu
- abuse phone
- +1-517-432-6200
- abuse kind
- role
- abuse city
- East Lansing
- abuse country
- US
- admin name
- DNS Administrative Support
- admin email
- dnsadmin@msu.edu
- admin phone
- +1-517-432-6200
- admin kind
- role
- admin city
- East Lansing
- admin country
- US
- tech name
- DNS Technical Support
- tech email
- dnstech@msu.edu
- tech phone
- +1-517-432-6200
- tech kind
- role
- tech city
- East Lansing
- tech country
- US
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- VPN IP110.00%
- geonode, anyip, litport_net0.02%
- None here
- None here
- None here
- None here
- Hosting IP6,6560.85%
- None here
- None here
- None here
- SSH IP280.00%
- 0.00%
- 0.00%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 35.8.0.0/13 | United States | valid | 18 | 2026-10-02 |
| 35.12.240.0/21 | United States | valid | 9 | 2026-10-02 |
| 35.20.0.0/14 | United States | valid | 19 | 2026-10-02 |
| 192.108.188.0/24 | United States | not found | 19 | 2026-10-02 |
| 192.108.190.0/24 | United States | not found | 19 | 2026-10-02 |
| 192.108.191.0/24 | United States | not found | 19 | 2026-10-02 |
| 192.231.113.0/24 | United States | not found | 19 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2605:dd00::/32 | United States | not found | 20 | 2026-10-02 |
| 2605:dd00:8000::/48 | United States | not found | 8 | 2026-10-02 |
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