如果我将 SPF 策略添加v=spf1 include:_spf.google.com -all
到我的域,它会-all
产生一些效果吗?或者它会~all
“_spf.google.com
继承”到我的域吗?
答案1
简而言之,include
通常只会导致匹配(如果通过)或否则会导致不匹配(如果为负面结果,或者可能是错误条件下的错误)。除了通过/不通过之外,所包含记录中的具体操作无关紧要。
+---------------------------------+---------------------------------+
| A recursive check_host() result | Causes the "include" mechanism |
| of: | to: |
+---------------------------------+---------------------------------+
| pass | match |
| | |
| fail | not match |
| | |
| softfail | not match |
| | |
| neutral | not match |
| | |
| temperror | return temperror |
| | |
| permerror | return permerror |
| | |
| none | return permerror |
+---------------------------------+---------------------------------+