spf.mailgw.powered.services has no SRV records.
Question and response
Question
dig spf.mailgw.powered.services. SRV
Answer
The response has no answer records.
Authority
powered.services. 3600 SOA anexia.secondns.at. support.anexia.at. 50 10000 7200 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0