Lookup tree for twilio.com

v=spf1 include:twilio.com._nspf.vali.email include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all

• include: twilio.com._nspf.vali.email (lookup #1)

  v=spf1 -all
• include: %{i}._ip.%{h}._ehlo.%{d}._spf.vali.email (lookup #2)