eesmtp2.intl.verizon.com has no SRV records.
Question and response
Question
dig eesmtp2.intl.verizon.com. SRV
Answer
The response has no answer records.
Authority
intl.verizon.com. 1800 SOA ns.emea.verizonbusiness.com. hostmaster.emea.verizonbusiness.com. 2026030301 28800 7200 2678400 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0