1. DNS/SPF/testing/txt

治った。-- ToshinoriMaeno 2021-06-06 23:23:54

$ dig -t txt amazon.com +short @ns4.p31.dynect.net.
"MS=4B600B22799EB2CAC0D8FF0A3A3CAECA5EE2BF3A"
"facebook-domain-verification=d9u57u52gylohx845ogo1axzpywpmq"
"google-site-verification=14WGW2MdNMxchG8PlinF7LgqqE0OwwHqOq0HKhb7rDQ"
"pardot326621=b26a7b44d7c73d119ef9dfd1a24d93c77d583ac50ba4ecedd899a9134734403b"
"v=spf1 include:spf1.amazon.com include:spf2.amazon.com include:amazonses.com -all"
"spf2.0/pra include:spf1.amazon.com include:spf2.amazon.com include:amazonses.com -all"
"wrike-verification=MzI3NzM2ODo2NDk5MjE4NjQ2MWJmOTEwMGMxM2MzNzJmNWJlY2U5ZDU4MmVlNzQ2NWU4MTY5OWJjMjlmYjQ4Mjc5M2JiMzky"

1.1. 不良設定時

dig -t txt amazon.com

amazon.com.             900     IN      TXT     "v=spf1 include: amazon.com include:spf1.amazon.com include:spf2.amazon.com include:amazonses.com -all"
amazon.com.             900     IN      TXT     "v=spf1 include:spf1.amazon.com include:spf2.amazon.com include:amazonses.com -all"
amazon.com.             900     IN      TXT     "spf2.0/pra include:spf1.amazon.com include:spf2.amazon.com include:amazonses.com -all"
amazon.com.             900     IN      TXT     "google-site-verification=14WGW2MdNMxchG8PlinF7LgqqE0OwwHqOq0HKhb7rDQ"
amazon.com.             900     IN      TXT     "wrike-verification=MzI3NzM2ODo2NDk5MjE4NjQ2MWJmOTEwMGMxM2MzNzJmNWJlY2U5ZDU4MmVlNzQ2NWU4MTY5OWJjMjlmYjQ4Mjc5M2JiMzky"
amazon.com.             900     IN      TXT     "pardot326621=b26a7b44d7c73d119ef9dfd1a24d93c77d583ac50ba4ecedd899a9134734403b"
amazon.com.             900     IN      TXT     "MS=4B600B22799EB2CAC0D8FF0A3A3CAECA5EE2BF3A"
amazon.com.             900     IN      TXT     "facebook-domain-verification=d9u57u52gylohx845ogo1axzpywpmq"