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Title: SafetyMails Releases Analysis on Form Errors and Email Data Quality

Rio de Janeiro, RJ, Brazil, 30th Mar 2026 - SafetyMails has released a new analysis highlighting how errors in registration forms impact email data quality and marketing performance. The analysis is based on the Email List Quality Report 2025, which examined nearly 1 billion email addresses across multiple industries.According to the findings, 7.60% of captured emails result in hard bounces, while 4.57% are classified as risky, including temporary or potentially problematic addresses. Combined, these groups represent more than 12% of collected emails with some level of inconsistency.This level of inconsistency can directly affect email marketing results, as hard bounce rates above 3% are commonly considered a signal of low-quality sending practices by email providers, increasing the risk of blocking and reduced deliverability.The analysis indicates that many of these issues originate during data entry in registration forms. Common causes include typing errors, invalid domains, and non-existent email addresses.A deeper breakdown shows that:47.64% of issues are related to non-existent email addresses39.45% involve invalid domains12.91% are syntax errors during form inputThese findings suggest that a significant portion of data quality issues could be reduced with validation mechanisms applied at the point of entry. The analysis also indicates that cleaning email lists after campaigns is not sufficient to address the issue, as invalid data continues to be generated during the capture stage. As a result, real-time validation is identified as an effective approach to verify email addresses at the moment they are entered, reducing the likelihood of storing inconsistent data.Additional practices include syntactic validation within form fields, the use of double opt-in, and ong...

This press release is issued by King Newswire