Domains with DNS TXT v=spf1 mx ip4:164.132.6.236 ip6:2001:41d0:1004:23cd::eb:d00 include:penelope.mx a:relay.penelope.mx -all
There is 1 domain that have DNS TXT set to v=spf1 mx ip4:164.132.6.236 ip6:2001:41d0:1004:23cd::eb:d00 include:penelope.mx a:relay.penelope.mx -all.