DNS Database information for IP 128.2.1.21
We identified 2 entries that matched your query.
IP address 128.2.1.21
IP address informational box
| IP Address | 128.2.1.21 |
| Reverse Mapping | AC-NTP1.NET.CMU.EDU |
| AS number | 9 |
| AS Name | CMU-ROUTER, US |
| Details |
| Domain | IPv4 | IPv6 | MX | NS |
|---|---|---|---|---|
| ac-ntp1.net.cmu.edu. | 128.2.1.21 AC-NTP1.NET.CMU.EDU | |||
| ntp-2.ece.cmu.edu. | ac-ntp1.net.cmu.edu. 128.2.1.21 AC-NTP1.NET.CMU.EDU |