Domain Intelligence
Last Updated:
Mail.de
Proceed With Care
Mail.de is operated by Mail.de GmbH. The domain runs 2 mail exchanges and SMTP is responsive, with 2 of 3 authentication standards in place.
Proceed With Care
RISK
33
/100
Medium
Verify Mailbox
Verify @mail.de emails
Live SMTP handshake against mail.de mail servers. No email is sent. 10 free per day, no signup.
Trusted by 400,000+ senders
4.9/5
From 8,500+ verified reviews
Catch-all detection alone has paid for the subscription. We were hemorrhaging credits at our previous verifier on catch-all domains that accepted the call but never bounced. Saved roughly $400 per month overnight. Brett Anderson · RevOps Manager
SOC 2 Type II
GDPR
CCPA
99.7% Accuracy
Disposable
No
Persistent addresses, not throwaway
SMTP Live
Yes
Mail server responds to SMTP handshake
MX Records
2
Mail exchangers
Mail Exchange (MX) Records for mail.de Mail Exchange records. They tell other mail servers which hosts are responsible for receiving email at this domain, in priority order. Lower priority numbers are tried first.
#10
mx02.mail.de 62.201.172.19
Reachable
#10
mx01.mail.de 62.201.172.18
Reachable
SMTP Handshake
Simple Mail Transfer Protocol. We open a live SMTP connection to the primary MX and read the greeting banner. A response confirms the mail server is alive and accepting connections.
Responsive
BANNER220 mx02.mail.de ESMTP ready
Primary mail server accepted SMTP connection and returned a banner during the live audit.
mail.de Email Authentication SPF · DKIM · DMARC
SPF
Sender Policy Framework. A DNS record listing which servers are allowed to send mail for this domain. Receivers reject or flag mail from unauthorized servers.
Pass
TXTv=spf1 ip4:62.201.172.0/27 ip4:62.201.172.32/27 ip6:2001:0868:0100:0600::/64 ip4:194.113.42.0/26 ip6:2a0f:f640::/56 ~all
Authorized senders are defined and pass SPF policy.
DKIM
DomainKeys Identified Mail. The sending server cryptographically signs outbound mail with a private key, and receivers verify the signature using a public key in DNS.
Missing
No DKIM signature detected on common selectors for mail.de.
No DKIM signature was detected. Receivers cannot verify the integrity of outbound mail.
DMARC
Domain-based Message Authentication, Reporting & Conformance. Tells receivers what to do when SPF or DKIM checks fail: none, quarantine, or reject.
Quarantine
TXTv=DMARC1; p=quarantine; rua=mailto:dmarc-rua@mail.de
Receivers are instructed to quarantine (route to spam) any mail that fails SPF or DKIM.
mail.de Domain Registration WHOIS · Nameservers · Registrar
Last UpdatedApril 26, 2023
TLD.de
Authoritative Nameservers (4)
- anycast1.irondns.net
- anycast2.irondns.net
- sec1.rcode0.net
- sec2.rcode0.net
About this Domain
About mail.de
mail.de is a German email service operated by Mail.de GmbH, providing privacy-focused email to German-speaking users. Based in Germany, mail.de offers free and premium accounts with a focus on German data protection standards and ad-free premium tiers.
mail.de implements SPF, DKIM, and DMARC authentication. The service complies with German Bundesdatenschutzgesetz and EU GDPR, maintaining strict privacy standards for its users.
The mail.de mail servers enforce recipient verification and reject invalid addresses. The domain does not function as catch-all. German providers typically apply thorough reputation-based filtering.
For delivery to mail.de, authenticate with SPF, DKIM, and DMARC. German providers are strict about compliance. Follow German UWG anti-spam rules for commercial messages.
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Common Questions About mail.de
Is mail.de a disposable or temporary email provider?
No. mail.de is not a disposable email provider. It is classified as Free Email Provider operated by Mail.de GmbH and addresses on mail.de are persistent rather than throwaway. Mail sent to a valid mail.de mailbox reaches a real recipient.
How do I verify if a mail.de email address is valid?
The fastest way to verify a mail.de email address is to use our free email checker. Enter any @mail.de mailbox at the top of this page and our system performs a real-time SMTP handshake against mail.de's mail servers, confirming whether the mailbox exists, is reachable, and is safe to send to. No email is ever delivered during the check.
Can I check if a mail.de email exists without sending a message?
Yes. Our real-time email verification API connects directly to mail.de's mail server, opens an SMTP session, and queries the mailbox using the RCPT TO command without ever transmitting an actual email. The server's response confirms whether the mail.de mailbox is valid, full, or non-existent. The recipient never receives anything and never sees the check.
What are the MX records for mail.de?
mail.de currently publishes 2 mail exchange (MX) records. The primary MX is mx02.mail.de, which is the first server contacted when other mail systems try to deliver email to a mail.de address. The full list with priorities and IP addresses is in the MX Records panel above. MX records tell sending servers where to route email for mail.de.
Does mail.de use SPF, DKIM, and DMARC email authentication?
mail.de has 2 of the 3 standard email authentication records in place: SPF, and DMARC (policy: quarantine). Adding the missing layer(s) would tighten anti-spoofing protection and improve deliverability for legitimate mail.de mail.
Why do emails to mail.de bounce or get blocked?
Bounces from mail.de usually fall into three buckets: the mailbox doesn't exist (5xx user unknown), the inbox is full, or your sending domain isn't authenticated to mail.de's satisfaction. The fastest fix is to run each address through a free email verifier before you send, and to make sure your own SPF, DKIM, and DMARC are configured correctly so mail.de's receivers trust you.
How can I verify a large list of mail.de email addresses?
Our bulk email verifier accepts CSV or TXT uploads with thousands or millions of mail.de addresses (or any mix of domains). Every address goes through 30+ checks including SMTP existence, mail.de catch-all detection, role-account detection, and disposable-domain matching. Results typically come back within minutes and previously-failed addresses on your blacklist are reprocessed for free. For continuous high-volume needs, see our unlimited email verification API.
Is it safe to accept signups from mail.de email addresses?
Yes, with normal hygiene. mail.de is a legitimate email service and signups from @mail.de behave like any other real user. Pipe each address through a real-time email verifier API at the moment of signup to catch typos and dead mailboxes, but there is no need to block mail.de by default.
What email format does mail.de use for usernames?
Most mail.de mailboxes follow common patterns like first.last@mail.de, firstinitiallast@mail.de, or first@mail.de, but the actual local-part rules depend on Mail.de GmbH. The only reliable way to confirm whether a specific @mail.de address exists is to run it through a free email verification tool. Guessing patterns will produce a high bounce rate and damage your sender reputation.
How is the mail.de risk score calculated?
The 0-to-100 risk score for mail.de combines disposable-domain classification, mail-server reachability, MX record presence and depth, SPF / DKIM / DMARC enforcement, DMARC policy strength, SMTP banner response, and domain age. Lower scores mean safer to send to. Disposable domains are pinned at the high end of the scale. The mail.de score is recomputed on every audit so it always reflects the live state of the domain.
Is mail.de a valid email domain?
Yes, mail.de is a valid free email domain operated by Mail.de GmbH. It provides permanent email accounts to users.
Is mail.de a disposable or temporary email provider?
No, mail.de is not a disposable or temporary email provider. It offers permanent email accounts with standard email features.
What mail server does mail.de use?
mail.de uses mail servers operated by Mail.de GmbH. Check the MX records section above for specific server details.
Can I send marketing emails to mail.de addresses?
Yes, with proper opt-in consent. Follow email best practices and ensure SPF, DKIM, and DMARC authentication is configured for your sending domain.
How do I verify an email address at mail.de?
Use BulkEmailChecker to verify mail.de addresses via SMTP checks. Verification behavior varies by provider. Our tool handles provider-specific rate limiting automatically.