Koltrix
Deliverability
Getting off a blocklist: a calm, step-by-step playbook
Before requesting removal from a blocklist, find and fix what got you listed. A sequenced playbook for confirming, remediating and delisting.
4 min read
DeliverabilityDetecting a compromised account sending spam as you
A hijacked mailbox or leaked SMTP credential can burn your domain reputation in hours. The signals to watch and the containment steps to rehearse.
4 min read