Summary
Emails to Interia.pl are often rejected due to a combination of strict spam filters, sender reputation issues, IP blacklisting, content triggers, high complaint rates, and non-compliance with their anti-spam policy. Addressing these rejections involves verifying and improving sender reputation using tools like Google Postmaster Tools, implementing email authentication protocols (SPF, DKIM, DMARC), ensuring user consent and clear unsubscribe options, maintaining clean email lists by removing inactive subscribers and hard bounces, and regularly checking and addressing any blocklist status. Interia.pl may also be particularly sensitive to Polish language content. Contacting Interia.pl support or considering their paid premium channel are other avenues to explore.
Key findings
- Strict Spam Filters: Interia.pl is known for its aggressive spam filters, which can affect even legitimate senders.
- Multi-Factor Issues: Rejections stem from various interconnected issues like sender reputation, blacklisting, and content.
- Authentication Importance: Proper email authentication (SPF, DKIM, DMARC) is crucial for deliverability.
- Content Sensitivity: Content in the Polish language requires extra care to avoid triggering spam filters.
- Sender Reputation Matters: Maintaining a positive sender reputation is essential for reliable delivery.
- Address Complaints: High complaint rates are a significant factor in rejections.
- Contact Interia.pl: Direct communication with Interia.pl support can be helpful in resolving specific issues.
- Premium Channel Option: A paid premium channel with Interia.pl may offer more lenient filtering.
Key considerations
- Review Requirements: Thoroughly review Interia.pl's email sending requirements and anti-spam policy.
- Check Sender Reputation: Use tools like Google Postmaster Tools and Microsoft SNDS to monitor your sender reputation.
- Implement Authentication: Configure SPF, DKIM, and DMARC records for your sending domain.
- Clean Email Lists: Regularly remove inactive subscribers, hard bounces, and potential spam traps from your email lists.
- Monitor Blacklists: Check if your IP address or domain is listed on any major blocklists.
- Handle Complaints: Set up feedback loops to manage subscriber complaints and remove complainers from your lists.
- Review Polish Content: Carefully review and optimize content in Polish to avoid spam triggers.
- Consider Paid Channel: If all else fails, consider Interia.pl's paid premium channel for email senders.
- Check Bounce Messages: Examine the specific error messages you are receiving from Interia.pl to diagnose the problem.
What email marketers say
10 marketer opinions
Emails to Interia.pl are often rejected due to strict spam filters. Several factors contribute to this, including poor sender reputation, IP blacklisting, content triggering spam filters (especially Polish language content), high complaint rates, and sending to spam traps. Solutions include contacting Interia.pl support, checking and improving sender reputation, implementing email authentication (SPF, DKIM, DMARC), cleaning email lists, warming up IP addresses, avoiding spam triggers in content, and considering Interia's paid premium channel.
Key opinions
- Strict Filters: Interia.pl is known for having aggressive spam filters, even for legitimate senders.
- Paid Channel: Interia.pl offers a paid premium channel that may provide more lenient filtering.
- Bounce Messages: Bounce messages may indicate issues beyond just high sending volume, such as poor email metrics (complaints).
- Content Sensitivity: Interia.pl is particularly sensitive to content in the Polish language.
- Authentication: Proper authentication (SPF, DKIM, DMARC) is crucial for improving deliverability to Interia.pl.
- Sender Reputation: Maintaining a good sender reputation is essential to ensure emails are delivered to Interia.pl.
Key considerations
- Contact Support: Reach out to Interia.pl support directly to address specific rejection issues.
- Check IP Reputation: Verify your IP address and domain are not blacklisted.
- Clean Email List: Regularly remove inactive subscribers and hard bounces from your email list.
- Warm Up IP: Gradually warm up your IP address when starting a new campaign to avoid triggering spam filters.
- Avoid Spam Traps: Ensure that you are not sending emails to spam trap addresses.
- Content Review: Carefully review email content for any spam triggers, especially in Polish.
Marketer view
Email marketer from Wykop.pl suggests contacting Interia.pl directly through their support channels as they are known to have strict spam filters and individual cases may require direct intervention.
29 Nov 2024 - Wykop.pl (Polish Reddit)
Marketer view
Email marketer from Litmus explains that spam traps are email addresses used to identify spammers. They advise against purchasing email lists and recommend using double opt-in to ensure that subscribers genuinely want to receive your emails.
27 Nov 2021 - Litmus
What the experts say
4 expert opinions
Emails to Interia.pl may be rejected due to underlying problems that are not solved by whitelisting. Monitoring sender reputation and setting up Feedback Loops (FBLs) are crucial for identifying and addressing deliverability issues and managing subscriber complaints. Also, regularly checking and addressing blocklist status is essential to maintain email deliverability.
Key opinions
- No Whitelisting Quick Fix: Whitelisting is generally not a solution; underlying problems must be addressed.
- Monitor Sender Reputation: Consistent monitoring of sender reputation is crucial for identifying deliverability issues early on.
- Utilize Feedback Loops: Setting up FBLs helps in identifying and removing problematic subscribers.
- Check Blocklists Regularly: Regularly check if your IP or domain is listed on major blocklists.
Key considerations
- Review Requirements: Review Interia's specific requirements for email sending.
- Sender Reputation Tools: Use Google Postmaster Tools and Microsoft SNDS to track your reputation.
- Complaint Management: Actively manage and resolve subscriber complaints received through FBLs.
- Blocklist Removal: Promptly request removal if found on a blocklist.
Expert view
Expert from Word to the Wise explains that setting up and monitoring Feedback Loops (FBLs) allows you to receive complaints directly from ISPs, enabling you to identify and remove problematic subscribers from your email lists, improving overall deliverability.
21 Sep 2024 - Word to the Wise
Expert view
Expert from Word to the Wise explains that consistently monitoring your sender reputation is crucial for identifying and addressing deliverability issues early on. They recommend using tools like Google Postmaster Tools and Microsoft SNDS to track your reputation and identify any potential problems.
23 Jan 2023 - Word to the Wise
What the documentation says
5 technical articles
Emails to Interia.pl may be rejected due to issues with anti-spam compliance, authentication, and sender reputation. Interia.pl emphasizes user consent, clear unsubscribe options, and avoiding misleading content. Implementing SPF, DKIM, and DMARC records is essential for preventing email spoofing and verifying sender identity. Google's bulk sender guidelines also stress authentication, respecting user preferences, and monitoring sender reputation as crucial for deliverability.
Key findings
- Anti-Spam Policy: Interia.pl actively blocks senders who violate their anti-spam policies, including high complaint rates.
- User Consent: User consent and clear unsubscribe options are critical for compliance.
- Email Authentication: SPF, DKIM, and DMARC are vital for verifying sender identity and preventing spoofing.
- Comprehensive Framework: DMARC builds upon SPF and DKIM, providing a comprehensive email authentication framework.
- Bulk Sender Guidelines: Google's guidelines emphasize the importance of authentication, respecting preferences, and monitoring reputation.
Key considerations
- Review Policies: Thoroughly review Interia.pl's anti-spam policy.
- Implement Authentication: Implement SPF, DKIM, and DMARC records for your domain.
- Manage Unsubscribes: Provide clear and easily accessible unsubscribe options.
- Respect Preferences: Respect user preferences and avoid sending unsolicited emails.
- Monitor Reputation: Monitor your sender reputation using tools like Google Postmaster Tools.
Technical article
Documentation from RFC explains that implementing Sender Policy Framework (SPF) records helps to prevent email spoofing and improve deliverability by specifying which mail servers are authorized to send emails on behalf of a domain.
9 May 2024 - RFC
Technical article
Documentation from DKIM.org explains that DomainKeys Identified Mail (DKIM) provides an email authentication method that uses digital signatures to verify the sender's identity and ensure that the message hasn't been altered during transit.
9 Mar 2025 - DKIM.org
