Top Deliverability’s Blog
Spam Resource: Querying Spamhaus via Cloudflare DNS? Read this
- January 27, 2022
- Posted by: Top Deliverability
- Category: Industry News Spam Resource
Al Iverson just posted a brilliant article on Spam Resource:
Remember how I warned that querying Spamhaus via public DNS resolvers wasn’t a great idea?”Spamhaus clearly doesn’t want to provide this IP reputation data via [public resolvers] and right now it’s just a question of how effective they are at blocking it. They’re not fully effective at it today, but I’m sure they’ll get better at it over time.”Well, here they are, getting better: This is a clear warning from Spamhaus that while it may work to query Spamhaus via Cloudflare’s 1.1.1.1/1.0.0.1 public DNS service today, it’s not going to work in the near future.
Read more from the original source: Querying Spamhaus via Cloudflare DNS? Read this
Leave a Reply Cancel reply
Email Service Providers Handbook
The most comprehensive “Handbook of Email Service Providers“!
SPAMASSASSIN RULES
All SpamAssassin rules in one place, EXPLAINED!
SMTP COMMANDS
& REPLY CODES
All SMTP/ESMTP commands and reply codes in one place, EXPLAINED!
Free DNS Tool
Check the DNS records of your domain with our free DNS tool.
Deliverability Glossary
The most comprehensive Email Deliverability and Marketing Glossary!