| Date | IPv4 | IPv6 | MX and NS |
|---|---|---|---|
| Latest | mc.s51.exacttarget.com.edgekey.net. | ||
| 2025-03-03 16:45:39 | mc.s51.exacttarget.com.edgekey.net. | ||
| 2024-11-28 08:26:09 | mc.s51.exacttarget.com.edgekey.net. | ||
| 2023-12-04 18:07:07 | mc.s51.exacttarget.com.edgekey.net. | ||
| 2023-08-15 22:25:59 | mc.s51.exacttarget.com.edgekey.net. | ||
| 2022-12-05 16:26:13 | mc.s51.exacttarget.com.edgekey.net. | ||
| 2022-04-19 15:08:48 | mc.s51.exacttarget.com.edgekey.net. | ||
| 2021-12-06 04:55:33 | mc.s51.exacttarget.com.edgekey.net. |