ended9월 6일· 1 sources
Gmail bounced everything the relay sent: three broken auth mechanisms and a silent OpenDKIM
Why it matters
Short answer: Three independent mechanisms were broken at once, and fixing any one of them changed nothing visible. The domain had no v=spf1 record (only a dead SenderID one), the PTR resolved forward...
1
Sources
+0
24h
—
Growth
15d
Active