Question and response
Question
dig _spf.topdns.com. TXT
Answer
_spf.topdns.com. 3600 TXT "v=spf1 ip4:85.159.232.242 ip4:77.247.183.138 ip4:109.201.142.226 include:amazonses.com ~all"
Authority
topdns.com. 3600 NS ns-uk.topdns.com.
topdns.com. 3600 NS ns-canada.topdns.com.
topdns.com. 3600 NS ns-usa.topdns.com.
Additional
ns-uk.topdns.com. 3600 A 77.247.183.137
ns-canada.topdns.com. 3600 A 109.201.142.225
ns-usa.topdns.com. 3600 A 161.35.225.48
ns-usa.topdns.com. 3600 A 143.198.68.197
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0