All networks that AS12637 declares as a provider with ASPA:
| ASN | Description | |
|---|---|---|
| AS174 | Cogent Communications, LLC | |
| AS1299 | Arelion (fka. Telia Carrier) | |
| AS2914 | NTT America, Inc. | |
| AS3303 | Swisscom (Schweiz) AG | |
| AS50673 | Serverius Holding B.V. |
All networks that class AS12637 as a provider with ASPA:
| ASN | Description | |
|---|---|---|
| AS15605 | Connesi S.p.A. |