These are as much for my benefit as anybody else’s, but you’re certainly welcome to gank them for yourself. It’s a list of links I find myself using time and again to help me do my job. If they help you do yours, so much the better.
Useful DNS Toolboxen:
- wiseTools | useful tools for email people
- Al Iverson’s XNND | Tools for DNS
- MX Toolbox Network Tools: DNS,IP,Email
- Port25 DomainKey/DKIM Wizard
- EmailStuff.org Tools
- Central Ops Free Online Networking Tools
- dmarcian DMARC Record Inspector
Blocks and Reputation Lists:
- Barracuda Central IP/Domain Lookup
- Cloudmark CSI IP Reputation Remediation Portal
- Commtouch hosted security IP reputation check
- invaluement DNSBL Lookup & Removal Request Utility
- MAPS/Trend Micro Network Reputation Services
- McAfee Trusted Source Reputation & Traffic
- Mimecast Sender Feedback
- Postini: Interpreting Postini Header Fields
- Postini Message Analyzer
- Proofpoint Dynamic Reputation IP Lookup
- Return Path RNBL
- SenderBase® The IronPort Security Network
- SenderScore.org E-mail Reputation
- SophosLabs IP Address Classification Lookup
- SpamCop Blocking List (SCBL)
- Spamhaus Delisting
- Spamhaus SBL Recent Additions & Deletions
- SURBL Lookup
- Symantec Brightmail IQ Services
- Symantec MessageLabs Bounce Code Explainer
- Symantec Norton False Positive Report Form
- URIBL.COM – Realtime URI Blacklist
ISP Postmaster/Delisting/Whitelisting Pages
- AOL Postmaster Pages
- AT&T/Worldnet Postmaster & Sender Support
- Charter.net Postmaster Pages
- Comcast/Xfinity Postmaster Pages
- Cox Delisting Request
- Earthlink De-listing Procedures
- Free.fr and associated domains
- Gmail Bulk Sender Contact Form
- Gmail Postmaster Tools
- GoDaddy/secureserver.net IP Address Unblock Request
- GoDaddy Postmaster Pages
- Orange.fr/Wanadoo.fr Delisting/Investigation
- Outlook.com Email Support
- QQ.com rejection codes explainer
- Road Runner Block Query
- Sohu.com rejection codes, block list lookups and delisting
- Symantec IP Reputation Investigation Request (Delisting)
- Verizon Online – Whitelist Request Form Confirmation
- Windows Live Hotmail Postmaster Pages
- Yahoo! Mail Delivery Issues Form
- Yahoo! Mail Bulk Sender Form | Yahoo! Postmaster Help
Other Stuff from the +1 Bag Of Win:
- M3AAWG’s Best Common Practices for Senders
- SpamAssassin: Tests Performed: v3.3.x
- ISP Information – Word to the Wise
- Interpreting Postini Header Fields
- Windows/MSN/Hotmail/Live Smart Network Data Services
- DeliverabilityConsultant.com Message App
- MXToolbox Email Header Analyzer
- The Inbox Project – a comprehensive spam law reference collection
The Email Skinny 