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That check looks for blacklisted IPs of your provider. Gmail is blacklisted very often, thus making deliverability of your messages to some servers lower. Might
by premyslruzicka 13y ago
That check looks for blacklisted IPs of your provider. Gmail is blacklisted very often, thus making deliverability of your messages to some servers lower. Might be a poor wording on our side. We'll take a look at that.