SSM Health Care
AS26305 is SSM Health Care (ssmhealth.com). It announces 67,584 IPv4 addresses in 9 prefixes, and 1 IPv6 prefixes.
United States· ARIN· allocated 2002-08-16· business
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 States67,584 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- ASN-SSM
- name
- SSM Health Care
- org
- SHC-4
- org name
- SSM Health Care
- org address
- SSM Data Center, 7980 Clayton Rd, Suite 401, St. Louis, MO, 63117
- org city
- St. Louis
- org country
- US
- country
- US
- source
- arin
- created
- 2002-08-16
- updated
- 2012-03-02
- abuse name
- Don Steinberg
- abuse email
- Don.Steinberg@ssmhealth.com
- abuse phone
- +1-314-768-5148
- abuse kind
- person
- abuse city
- St. Louis
- abuse country
- US
- admin name
- Ryan Peissig
- admin email
- ryan.peissig@ssmhealth.com
- admin phone
- +1-920-420-4092
- admin kind
- person
- admin city
- St. Louis
- admin country
- US
- tech
- MS2156-ARIN
- tech name
- Mike Suter
- tech email
- mike-a@suternet.com
- tech phone
- +1-636-923-8175
- tech kind
- person
- tech city
- Chesterfield
- 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.
- 0.00%
- anyip0.00%
- None here
- None here
- None here
- None here
- None here
- None here
- Carrier IP2,048AT&T3.03%
- None here
- 0.01%
- None here
- 0.01%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 67.66.136.0/21 | United States | not found | 18 | 2026-10-02 |
| 67.66.136.0/23 | United States | not found | 17 | 2026-10-02 |
| 67.66.140.0/23 | United States | not found | 17 | 2026-10-02 |
| 67.66.142.0/24 | United States | not found | 17 | 2026-10-02 |
| 165.104.0.0/16 | United States | not found | 18 | 2026-10-02 |
| 165.104.0.0/23 | United States | not found | 17 | 2026-10-02 |
| 165.104.2.0/24 | United States | not found | 17 | 2026-10-02 |
| 165.104.250.0/24 | United States | not found | 17 | 2026-10-02 |
| 165.104.251.0/24 | United States | not found | 17 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2620:1f6::/36 | 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.