DNS Database information for IP 128.91.234.121
We identified 1 entries that matched your query.
IP address 128.91.234.121
IP address informational box
| IP Address | 128.91.234.121 |
| Reverse Mapping | ldc.upenn.edu |
| AS number | 55 |
| AS Name | UPENN, US |
| Details |
| Domain | IPv4 | IPv6 | MX | NS |
|---|---|---|---|---|
| ldc.upenn.edu. | 128.91.234.121 ldc.upenn.edu | mx3.ldc.upenn.edu. mxb.ldc.upenn.edu. ratatosk.ldc.upenn.edu. |