IPv4 AS Names Directory: AS Name 21st Century Oncology Inc.
| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 104.251.16.0 to 104.251.31.255 | 104.251.16.0/20 | AS12228 | 21st Century Oncology Inc. | See Range |
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| IP Range | CIDR | ASN | AS Name | |
|---|---|---|---|---|
| 104.251.16.0 to 104.251.31.255 | 104.251.16.0/20 | AS12228 | 21st Century Oncology Inc. | See Range |