Question and response
Question
dig _spf-a.trendmicro.eu. A
Answer
The response has no answer records.
Authority
trendmicro.eu. 21600 SOA sjc1-tmns1.sdi.trendnet.org. dnsadmin.trendmicro.com. 2012072115 3600 1800 3600000 21600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0