Question and response
Question
dig spf-i.verisign.com. TXT
Answer
spf-i.verisign.com. 900 TXT "v=spf1 ip4:72.13.45.0/25 ip4:69.58.176.0/25 ip4:69.58.186.0/25 ip4:72.13.32.0/25 ip4:72.13.36.0/25 ip4:69.58.178.0/25 ip4:217.30.90.0/25 ip4:69.58.177.0/25 ip4:69.58.187.0/25 ip4:72.13.63.0/25 ip4:198.41.3.0/27" " ip4:69.58.179.0/27 ip4:217.30.89.0/27 ip4:216.168.239.0/25 ip4:209.112.118.0/24 ip4:209.112.117.0/24 ip4:72.13.60.15 ip4:63.77.90.11 ip4:209.9.239.15 ip4:81.19.61.10 ~all"
Authority
verisign.com. 86400 NS av3.nstld.com.
verisign.com. 86400 NS av1.nstld.com.
verisign.com. 86400 NS av4.nstld.com.
verisign.com. 86400 NS av2.nstld.com.
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0