ISP Postmaster Site FBL signup Whitelist Signup Sender Support Connection Limits Sending Limits Certification services Blocklists
AOL Postmaster Website FBL signup pages Whitelist Signup AOL support pagesAOL Postmaster Blog limit is published on the AOL FAQ page 500 emails per connection
100 recipients per message
Goodmail
AT&T postmaster pages does not offer does not offer blocking page no published limits no published limits Return Path Certified Spamhaus
Symantec
Bellsouth postmaster pages does not offer does not offer blocking page no published limits no published limits Return Path Certified
Charter postmaster pages does not offer does not offer no published limits no published limits Return Path Certified no confirmed
Comcast postmaster pages Comcast FBL signup page does not offer blocklist removal form 25 connections per IP address 1000 recipients per message Return Path Certified Spamhaus ZEN
Cloudmark CSI
Return Path Reputation Network Blacklist
Cox postmaster pages Cox FBL signup page does not offer blocklist removal form 5 connections per IP address 100 messages per connection Return Path Certified Spamhaus ZEN
Invaluement ivmSIP DNSBL
Invaluement ivmURI
Return Path Reputation Network Blacklist
SURBL
URIBL
Earthlink does not provide Send email to [email protected] does not provide send mail to [email protected] with the blocked IP in the subject line does not publish does not publish no known certification services
Excite postmaster website does provide does not provide does not provide 10 per IP Return Path Certified use some
Gmail bulk senders guidelines does not provide does not offer troubleshooting does not publish not using any
Hotmail Postmaster Website JMRPP signup pages does not provide a whitelist Hotmail support pages based on the reputation based on the reputation Return Path Certified
Integra does not offer does not offer does not offer no published limits 100 emails per address
Mail.ru postmaster.mail.ru FBL signup
Rackspace https://emailsrvr.com/ Rackspace FBL signup page does not offer [email protected] very little information available very little information available Return Path Certified has not published
RoadRunner postmaster site FBL page no whitelist provided do not provide do not publish do not publish Return Path Certified Cloudmark CSI
Spamhaus ZEN
Trend-Micro RBL Plus
Return Path Reputation Network Blacklist
Terra.com.br FBL Signup
Tucows does not provide Tucows FBL signup page does not offer does not provide very little information available very little information available Return Path Certified has not published
USA.net postmaster website does provide does not provide IP lookup form does not publish does not publish Return Path Certified Cloudmark
Verizon some help does not provide whitelist does not provide Goodmail
Return Path Certified
not known to use
Yahoo Postmaster Pages Complaint Feedback Loop Yahoo! Mail Bulk Sender Form detailed delivery advice
support request form
limit is not published 20 emails per connection
reputation based rate limiting
Return Path Certified Spamhaus XBL
Spamhaus PBL

 

Data and information provided by http://wiki.wordtothewise.com/ISP_Summary_Information

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