caltech.edu MX records

MX Mail server
12h
mx1.caltech.iphmx.com 10 Primary
mx2.caltech.iphmx.com 10 Primary

Question and response

Question

dig caltech.edu. MX

Answer

caltech.edu. 43200 MX 10 mx1.caltech.iphmx.com. caltech.edu. 43200 MX 10 mx2.caltech.iphmx.com.

Authority

The response has no authority records.

Additional

. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0