Technical & Infrastructure Myths

Debunking technical myths like "dedicated IPs are always better" (not for low-volume senders) or "you can just buy a 'pre-warmed' IP" (you can't, they're a scam). This section covers the real engine room mechanics.

17 questions in this topic

Can I fix deliverability by changing ESPs? Does a dedicated IP guarantee inboxing? Myth: A dedicated IP always guarantees better deliverability. True or False? Do shared IPs always perform worse? Can you warm up an IP in a week? Does switching domains reset reputation? Is throttling just a fancy word for blocking? Does Gmail blacklist IPs? Can I get blacklisted for one bad send? Is DNS propagation instant? Can I remove a domain from Spamhaus myself? Does IP reputation carry across domains? Does domain reputation reset every year? Can one campaign destroy domain trust? Can you fix DNS errors by editing SPF alone? Can a slow sending server cause spam placement? Do email headers matter to inboxing?

Questions about Technical & Infrastructure Myths