Domains with DNS TXT v=spf1 +ip4:202.172.28.107 +a:smtp.s106.coreserver.jp -all

There are 3 domains that have DNS TXT set to v=spf1 +ip4:202.172.28.107 +a:smtp.s106.coreserver.jp -all. The top 3 records ordered by domain rank are listed below.

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