Case Western Reserve University
AS32666 is Case Western Reserve University (case.edu). It announces 66,304 IPv4 addresses in 20 prefixes, and 1 IPv6 prefixes.
United States· ARIN· allocated 2004-06-25· 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 States66,304 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CWRU-AS-1
- name
- Case Western Reserve University
- org
- CWRU
- org name
- Case Western Reserve University
- org address
- 10900 Euclid Avenue, Cleveland, OH, 44106
- org city
- Cleveland
- org country
- US
- country
- US
- source
- arin
- created
- 2004-06-25
- updated
- 2017-12-08
- abuse name
- Abuse
- abuse email
- abuse@case.edu
- abuse phone
- +1-216-368-4357
- abuse kind
- role
- abuse city
- Cleveland
- abuse country
- US
- admin name
- Jeffrey Gumpf
- admin email
- jeffrey.gumpf@case.edu
- admin phone
- +1-216-368-5893
- admin kind
- person
- admin city
- Cleveland
- admin country
- US
- tech
- NOC32756-ARIN
- tech name
- NOC
- tech email
- nesg@case.edu
- tech phone
- +1-216-368-4357
- tech kind
- role
- tech city
- Cleveland
- 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 IP420.06%
- dataimpulse, geonode, proxyseller0.03%
- None here
- None here
- 0.00%
- None here
- Hosting IP7,68011.58%
- None here
- None here
- None here
- SSH IP640.10%
- SMTP IP150.02%
- 0.02%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 129.22.0.0/16 | United States | not found | 20 | 2026-10-02 |
| 129.22.0.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.16.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.32.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.48.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.64.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.80.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.96.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.112.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.128.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.144.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.160.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.176.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.192.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.208.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.224.0/20 | United States | not found | 4 | 2026-10-02 |
| 129.22.240.0/20 | United States | not found | 4 | 2026-10-02 |
| 192.5.109.0/24 | United States | not found | 20 | 2026-10-02 |
| 192.5.110.0/24 | United States | not found | 20 | 2026-10-02 |
| 192.5.113.0/24 | United States | not found | 20 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2606:ea00::/32 | United States | not found | 20 | 2026-10-02 |
Test the real build first.
An evaluation license puts a full current build in your hands — every row, every column, no sampling — so you can measure it against your own traffic before anyone talks about terms.