[Sarcasm]
Oh, but their customers would never send spam -- they pay for mail
services, and their credit cards aren't even lost, forged, or stolen!
[/Sarcasm]
They really do need to work on customer intake, but the inflow of
billions of dollars is likely pushing a lot of heavy roc
For the record, looking at the 'too big to block' stats, and definitely
the o365 spam is leading the pack..
IPs that are temporarily rate limited because of too many invalid
recipients reported in a 24 hour period.. (2871 IPs vs Gmail 155 IPs)
Of course, not 100% relative, as their retry algo