How to improve email delivery rates to WP and Onet mailboxes?

Email marketer from Reddit r/emailmarketing emphasizes the importance of rigorous list hygiene, regularly removing inactive subscribers and bouncing addresses, as WP and Onet are known to penalize senders with high bounce rates.

Email marketer from Email Geeks shares that WP and Onet are difficult providers to send to with any significant volume. He recommends throttling sends and breaking up recipients under that umbrella into separate sends over time. He also mentions he hasn't been able to find a reliable postmaster contact in over a year.

Email marketer from Email Marketing Secrets Blog that WP and Onet heavily rely on authentication protocols. If your email marketing domain isn't set up with SPF, DKIM, and DMARC correctly, your emails are more likely to land in the spam folder.

Email marketer from Onet Poczta Forum recommends using a dedicated IP address with a good reputation, as shared IPs are more likely to be blacklisted due to the actions of other senders.

Email marketer from Email Marketing Tips Blog advises gradually warming up new IP addresses by starting with low sending volumes and slowly increasing them over time. This helps establish a positive sending reputation with WP and Onet.

Email marketer from Email Marketing Advice Forum suggests carefully analyzing email content to avoid using spam trigger words or phrases that might cause WP and Onet to flag messages as spam.

Email marketer from Marketing Conversion Blog advises making the unsubscribe process easy and straightforward. Hiding or complicating the unsubscribe process can lead to increased spam complaints, negatively impacting deliverability to WP and Onet.

Email marketer from Email Geeks explains that after reviewing data, hitting the #CR-IN-DEF-2 bounces seemed to happen after sending to 200-300 emails.

Email marketer from StackExchange Email Deliverability notes that implementing a DMARC policy with a 'p=reject' or 'p=quarantine' setting can significantly improve deliverability by protecting against email spoofing. However, it's crucial to ensure SPF and DKIM are properly configured first.

Email marketer from Growth Hacking Community recommends actively monitoring sender reputation using tools like Google Postmaster Tools to identify and address any deliverability issues with WP and Onet.

Email marketer from Email Geeks shares that polish providers offer "premium" mail channels, where bulk senders are throttled by default, but can pay to have their emails delivered.

Email marketer from EmailMarketingPolska Forum suggests throttling sending volume significantly and segmenting WP and Onet recipients into separate sending campaigns with longer sending windows to avoid triggering spam filters.

Expert from Word to the Wise shares that maintaining a high-quality email list and focusing on engagement are essential. She recommends regularly removing inactive subscribers and implementing strategies to re-engage dormant users to prevent low engagement from negatively impacting your reputation with WP and Onet.

Expert from Word to the Wise explains that focusing on strong sender authentication (SPF, DKIM, DMARC) and actively managing your sender reputation are key to improving deliverability with any mailbox provider, including WP and Onet. He emphasizes the importance of consistent sending practices and engagement.

Documentation from Google explains that monitoring domain reputation in Postmaster Tools can reveal valuable insights into how WP and Onet (which often use Google's spam filtering) view your sending practices. Low reputation scores indicate deliverability problems.

Documentation from WP.pl explains that they have specific guidelines for bulk email senders, requiring proper authentication (SPF, DKIM, DMARC), a low spam complaint rate, and adherence to CAN-SPAM regulations. They actively filter senders not meeting these criteria.

Documentation from Onet.pl explains that they provide a feedback loop (FBL) program for senders to monitor spam complaints and identify problematic sending practices. Participating in the FBL can help improve deliverability.

Documentation from DKIM.org details that DKIM signatures cryptographically authenticate the sender of an email, verifying that the message hasn't been altered in transit and that it truly originates from the claimed sender. This is a crucial factor for improving deliverability with WP and Onet.

Documentation from RFC Editor explains that SPF records must be correctly configured to authorize sending servers for your domain. Incorrect SPF records are a common cause of deliverability issues and can lead to emails being rejected.