internaldns.dreamhost.com has no SRV records.
Question and response
Question
dig internaldns.dreamhost.com. SRV
Answer
The response has no answer records.
Authority
dreamhost.com. 300 SOA ns1.dreamhost.com. hostmaster.dreamhost.com. 2026030400 1678 1800 1209600 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0