Jeroen Verschoor

JeroenVerschoor.nl is the professional brand of Jeroen Verschoor, an email deliverability and data security specialist who helps organizations get their messages reliably into recipients’ inboxes. The service combines technical expertise with clear explanations and practical guidance, making complex email requirements easier to understand and manage.

Support includes deliverability audits covering email authentication, sender reputation, data quality, and campaign practices, followed by a straightforward report and improvement plan. Ongoing services monitor inbox performance, domain and IP reputation, blacklists, and changes to mailbox-provider requirements. The brand also helps organizations implement and monitor DMARC, SPF, and DKIM, protect domains from spoofing and phishing, and improve database quality through email verification that identifies invalid addresses, spambots, and spam traps.

For organizations seeking hands-on support, Jeroen Verschoor provides continuing advice and periodic inbox placement analysis, drawing on tools such as Google Postmaster, Microsoft SNDS, and Yahoo Sender Hub. Clients can also use the in-house DMARCAnalyzer software through a standalone licence or with professional guidance. The overall focus is dependable email delivery and safer domain configuration.