AS22217
Calvin College
AS22217 is Calvin College (calvin.edu). It announces 65,536 IPv4 addresses in 3 prefixes, and 0 IPv6 prefixes.
United States· ARIN· allocated 2017-07-25· education
65,536
IPv4 addresses announced
3
IPv4 prefixes
0
IPv6 prefixes
0.00%
of its routes RPKI-valid
65,536
of its IPv4 geolocated
1
country
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 States65,536 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- CALVIN-UNIVERSITY
- name
- Calvin College
- org
- CCS-731
- org name
- Calvin College
- org address
- 3201 Burton Street S.E., Grand Rapids, MI, 49546-4388
- org city
- Grand Rapids
- org country
- US
- country
- US
- source
- arin
- created
- 2017-07-25
- updated
- 2019-08-27
- abuse name
- Calvin Network Abuse
- abuse email
- abuse@calvin.edu
- abuse phone
- +1-616-526-6144
- abuse kind
- role
- abuse city
- Grand Rapids
- abuse country
- US
- admin name
- Calvin Internet Number Administrator
- admin email
- ipreg@calvin.edu
- admin phone
- +1-616-526-6144
- admin kind
- role
- admin city
- Grand Rapids
- admin country
- US
- tech name
- Nathaniel Bender
- tech email
- nb52@calvin.edu
- tech phone
- +1-616-526-6892
- tech kind
- person
- tech city
- Grand Rapids
- 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.
- 0.01%
- geonode, anyip, dataimpulse0.09%
- None here
- None here
- None here
- None here
- Hosting IP2560.39%
- None here
- None here
- None here
- 0.01%
- 0.00%
- 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 |
|---|---|---|---|---|
| 153.106.0.0/16 | United States | not found | 20 | 2026-10-02 |
| 153.106.254.0/24 | United States | not found | 17 | 2026-10-02 |
| 153.106.255.0/24 | United States | not found | 19 | 2026-10-02 |
00 · Evaluate
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.
01 · License
Then license what you use.
Standard, for detection and decisions inside your own product and operations.
Redistribution, when the data ships onward inside what you sell — priced by scope, not by seat.
Annual terms, a named contact, and flexible payment terms — monthly, quarterly or yearly.