Praktische Werkzeuge für selbstständiges Arbeiten. Ohne Registrierung. E-Mail
E-Mail-Betreff prüfen
Check subject length without claiming deliverability.
E-Mail-Link erstellen
Build and preview a mailto link with recipients, subject and body.
E-Mail-Signatur erstellen
Preview a signature and copy it into your mail settings.
Beispiel-E-Mail-Adressen generieren
Generate sample email addresses from random names or a TXT username list.
E-Mails extrahieren und gruppieren
Extract email addresses from text or HTML and group by size or domain.
E-Mail-Adressen prüfen
Check syntax, duplicates and common domain spelling mistakes in email lists.
Header analysieren
Inspect routing, authentication results and visible privacy details from raw email headers.
Unzustellbarkeit analysieren
Explain common SMTP and enhanced delivery status codes in bounce messages.
Inhalte prüfen
Review subject length, links, image descriptions and common promotional wording.
DNS und Authentifizierung
Query MX, SPF, DKIM and DMARC; draft SPF and DMARC records.
Datenschutz und Links
Mask email addresses and inspect URL structure without opening links.
Listen bearbeiten
Merge lists, calculate intersections and differences, and export domain statistics.
E-Mails in Dateien suchen
Extract unique addresses from pasted content or local TXT, CSV, HTML and EML files.
E-Mail-Vorlagen
Create an HTML email and a plain-text version from editable message fields.
HTML-Editor und Inline-CSS
Preview HTML email, inline static CSS at a selected width and inspect compatibility risks.