DNS Database information for IP 128.91.3.77
We identified 1 entries that matched your query.
IP address 128.91.3.77
IP address informational box
| IP Address | 128.91.3.77 |
| Reverse Mapping | smtp.med.upenn.edu |
| AS number | 55 |
| AS Name | UPENN, US |
| Details |
| Domain | IPv4 | IPv6 | MX | NS |
|---|---|---|---|---|
| smtp.med.upenn.edu. | 128.91.2.183 smtp.med.upenn.edu 128.91.3.77 smtp.med.upenn.edu |