SDN Communications
AS13576 is SDN Communications (sdncommunications.com). It announces 53,248 IPv4 addresses in 68 prefixes, and 3 IPv6 prefixes.
United States· ARIN· allocated 1999-07-08· isp
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 States53,248 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- SDNW-13576
- name
- SDN Communications
- org
- SDN
- org name
- SDN Communications
- org address
- 2900 WEST 10TH STREET, Sioux Falls, SD, 57104
- org city
- Sioux Falls
- org country
- US
- country
- US
- source
- arin
- created
- 1999-07-08
- updated
- 2026-02-04
- abuse name
- SDN Communications Abuse
- abuse email
- arin.abuse@sdncommunications.com
- abuse phone
- +1-605-978-3548
- abuse kind
- role
- abuse city
- Sioux Falls
- abuse country
- US
- admin name
- SDN Communications Administrator
- admin email
- peering@sdncommunications.com
- admin phone
- +1-605-978-3548
- admin kind
- role
- admin city
- Sioux Falls
- admin country
- US
- tech name
- SDN Communications Technical Administrator
- tech email
- peering@sdncommunications.com
- tech phone
- +1-605-978-3548
- tech kind
- role
- tech city
- Sioux Falls
- 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 IP557watchguard1.05%
- anyip, thordata, 711proxy0.69%
- None here
- None here
- None here
- None here
- Hosting IP11,26421.15%
- None here
- None here
- None here
- SSH IP1900.36%
- 0.01%
- 0.05%
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 38.191.156.0/22 | United States | not found | 18 | 2026-10-02 |
| 64.33.224.0/19 | United States | valid | 18 | 2026-10-02 |
| 64.33.252.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.115.192.0/18 | United States | valid | 18 | 2026-10-02 |
| 66.115.198.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.115.201.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.115.221.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.115.223.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.115.224.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.115.226.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.115.227.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.115.234.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.115.252.0/23 | United States | valid | 18 | 2026-10-02 |
| 66.115.254.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.128.160.0/19 | United States | valid | 18 | 2026-10-02 |
| 66.128.166.0/23 | United States | valid | 18 | 2026-10-02 |
| 66.128.171.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.128.173.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.128.174.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.128.175.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.128.176.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.128.179.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.231.0.0/19 | United States | valid | 18 | 2026-10-02 |
| 66.231.0.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.231.15.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.231.21.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.231.26.0/24 | United States | valid | 18 | 2026-10-02 |
| 66.231.29.0/24 | United States | valid | 18 | 2026-10-02 |
| 68.168.224.0/20 | United States | not found | 18 | 2026-10-02 |
| 76.76.12.0/24 | United States | valid | 18 | 2026-10-02 |
| 104.167.204.0/22 | United States | not found | 18 | 2026-10-02 |
| 142.202.132.0/22 | United States | not found | 18 | 2026-10-02 |
| 155.103.92.0/24 | United States | valid | 18 | 2026-10-02 |
| 162.120.74.0/23 | United States | not found | 18 | 2026-10-02 |
| 170.199.218.0/24 | United States | not found | 18 | 2026-10-02 |
| 170.199.219.0/24 | United States | not found | 18 | 2026-10-02 |
| 170.199.220.0/23 | United States | not found | 18 | 2026-10-02 |
| 199.96.68.0/22 | United States | not found | 18 | 2026-10-02 |
| 204.80.157.0/24 | United States | not found | 18 | 2026-10-02 |
| 206.85.176.0/21 | United States | not found | 18 | 2026-10-02 |
| 208.53.192.0/18 | United States | valid | 18 | 2026-10-02 |
| 208.53.193.0/24 | United States | valid | 18 | 2026-10-02 |
| 208.53.194.0/24 | United States | valid | 18 | 2026-10-02 |
| 208.53.196.0/24 | United States | valid | 18 | 2026-10-02 |
| 208.53.197.0/24 | United States | valid | 18 | 2026-10-02 |
| 208.53.198.0/23 | United States | valid | 18 | 2026-10-02 |
| 208.53.202.0/24 | United States | valid | 18 | 2026-10-02 |
| 208.53.203.0/24 | United States | valid | 18 | 2026-10-02 |
| 208.53.207.0/24 | United States | valid | 18 | 2026-10-02 |
| 208.53.208.0/24 | United States | valid | 18 | 2026-10-02 |
| 208.53.209.0/24 | United States | valid | 18 | 2026-10-02 |
| 208.53.211.0/24 | United States | valid | 18 | 2026-10-02 |
| 208.53.221.0/24 | United States | valid | 18 | 2026-10-02 |
| 208.53.252.0/24 | United States | valid | 18 | 2026-10-02 |
| 209.151.176.0/20 | United States | valid | 18 | 2026-10-02 |
| 209.151.181.0/24 | United States | valid | 18 | 2026-10-02 |
| 216.106.192.0/18 | United States | valid | 18 | 2026-10-02 |
| 216.106.216.0/22 | United States | valid | 18 | 2026-10-02 |
| 216.106.232.0/22 | United States | valid | 18 | 2026-10-02 |
| 216.249.192.0/18 | United States | valid | 18 | 2026-10-02 |
| 216.249.195.0/24 | United States | valid | 18 | 2026-10-02 |
| 216.249.197.0/24 | United States | valid | 18 | 2026-10-02 |
| 216.249.214.0/24 | United States | valid | 18 | 2026-10-02 |
| 216.249.222.0/23 | United States | valid | 18 | 2026-10-02 |
| 216.249.224.0/23 | United States | valid | 18 | 2026-10-02 |
| 216.249.227.0/24 | United States | valid | 18 | 2026-10-02 |
| 216.249.240.0/24 | United States | valid | 18 | 2026-10-02 |
| 216.249.242.0/23 | United States | valid | 18 | 2026-10-02 |
IPv6 prefixes
Every IPv6 prefix BGP Route saw it announce.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 2602:ff5b::/36 | United States | not found | 20 | 2026-10-02 |
| 2605:4b80:f000::/36 | United States | valid | 20 | 2026-10-02 |
| 2607:fc00::/32 | United States | valid | 20 | 2026-10-02 |
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