Portal Status: Verified Operational ✅

Alice/O2 Webmail Login: Access Your Digital Mailbox

Quick Summary

  • Legacy Alice email via O2
  • Login at email.o2online.de
  • Specific server settings needed

For many years, users of Alice DSL enjoyed a reliable email service. Following the acquisition of Alice by Telefónica O2 Germany, these legacy email accounts were seamlessly integrated into the O2 infrastructure. While O2 no longer issues new email addresses under the Alice brand, existing mailboxes continue to operate, allowing long-standing customers to maintain their digital communication. This service, now managed by O2, provides a familiar platform for accessing and managing your emails. This resource offers a comprehensive overview for former Alice customers, guiding you through the process of accessing your email, understanding its capabilities, and resolving any potential access issues. Whether you use a desktop email client or prefer webmail, this information ensures you can continue to manage your messages effectively.

What's Needed to Access Your Alice/O2 Email

Accessing Your Digital Mailbox: The Alice/O2 Webmail Path

  1. Step 1: Open your preferred web browser and navigate to the official O2 Webmail login page at email.o2online.de.
  2. Step 2: On the login screen, enter your full email address in the designated field. This should be your complete email, including the domain (e.g., [email protected]).
  3. Step 3: Carefully type your password into the password field. Remember that passwords are case-sensitive.
  4. Step 4: Click the 'Anmelden' (Log in) button to access your digital mailbox. Always ensure the website address begins with https:// and displays a lock icon, indicating a secure, encrypted connection before entering your credentials.

Managing Your Alice/O2 Mailbox: Key Functions

Resolving Access Challenges for Your Legacy Alice/O2 Account

⚠️ Incorrect Email Address or Password Error

Cause: Typos in the email address or password, or incorrect case sensitivity.

Solution: Double-check your entire email address for any spelling errors. Verify that the correct password is being used and pay attention to uppercase and lowercase letters. If you suspect your password is wrong, proceed to reset it.

⚠️ Forgotten Password

Cause: The user cannot recall their password.

Solution: On the webmail login page, look for a 'Passwort vergessen' (Forgot Password) link. Follow the on-screen prompts, which may involve entering your email address and solving a security code. You might need to contact O2 customer support if security questions were set up or if the online reset fails. Note that O2 sometimes uses different control panels depending on whether your email was linked to a fixed-line/DSL account (admin.o2mail.de) or a mobile contract (gomail.o2online.de).

⚠️ Email Client (Outlook, Thunderbird) Setup Issues

Cause: Incorrect server settings, port numbers, or encryption types.

Solution: Ensure your email client is configured with the following settings. Pay close attention to the incoming server domain, which should be .net, not .de. * Posteingangsserver (IMAP): imap.alice-dsl.net * Port: 993 * Verschlüsselung: SSL/TLS * Posteingangsserver (POP3): pop3.alice-dsl.net * Port: 995 * Verschlüsselung: SSL/TLS * Postausgangsserver (SMTP): smtp.o2online.de * Port: 587 * Verschlüsselung: STARTTLS * Benutzername: Your full email address * Passwort: Your email password * SMTP Authentifizierung: Yes, required.

⚠️ Receiving Excessive Spam

Cause: Your email address has been exposed to spammers.

Solution: Access your webmail portal or email client settings to configure spam filters. While O2 filters some spam, adjusting your personal settings can significantly reduce unwanted messages.

Protecting Your Alice/O2 Email: Essential Measures

📌 Verified Portal Reference Official domain link & quick copy action

🎧 Official Support & Help Center

For assistance with your Alice/O2 email account, you can reach O2 customer service. They offer live chat support from Monday to Friday, 8 AM to 8 PM, and Saturday from 10 AM to 6 PM (German time). You can typically find detailed contact options on the main O2 Germany website, o2online.de/kontakt.

Top Questions About Your Alice/O2 Email Service

Q: How do I access my old Alice email account now that O2 manages it?

You can access your Alice email account via the O2 Webmail portal. Simply navigate to email.o2online.de in your web browser, then enter your complete Alice email address and password to log in. This portal is designed to manage legacy Alice accounts.

Q: What are the correct server settings for my Alice email address if I want to use an email program like Outlook or Thunderbird?

For configuring your Alice email with a desktop client, use these settings: Incoming IMAP server is imap.alice-dsl.net (Port 993, SSL/TLS). Incoming POP3 server is pop3.alice-dsl.net (Port 995, SSL/TLS). Outgoing SMTP server is smtp.o2online.de (Port 587, STARTTLS). Your username is your full email address, and SMTP authentication is required. Remember to use .net for incoming servers.

Q: Can I still use my existing @alice.de or @alice-dsl.net email address, or do I need a new one from O2?

Yes, if you are an existing customer with an @alice.de or @alice-dsl.net email address, you can continue to use it. O2 continues to operate these legacy accounts. However, O2 no longer issues new email addresses under these domains.

Q: What happens to my Alice email address if I cancel my O2 DSL contract?

If you cancel your DSL contract, the associated Alice email address will typically no longer be available. Incoming emails will be deleted. It is strongly recommended to migrate to a different email service and update your contacts and online registrations *before* cancelling your DSL contract to avoid losing important communications.

Q: Why has my Alice email address sometimes changed to an @o2mail.de address?

O2 has transitioned some older Alice email addresses as part of their service integration. Your original Alice address might now function as an alias, with your primary mailbox potentially linked to an @o2mail.de address. You can usually manage these changes within your O2 email control panel.

Wrap Up

Maintaining access to your legacy Alice email through O2 is straightforward once you understand the current operational framework. By utilizing the O2 Webmail portal or correctly configuring your preferred email client, you can continue to manage your digital correspondence. Always prioritize strong security practices and ensure you have the most up-to-date server settings for uninterrupted service. Should you encounter persistent issues, O2's customer support channels are available to provide further assistance, ensuring a smooth and secure email experience.

PS

Portal Support Team

This guide was reviewed and verified by our internal technical support experts in October 2026. We constantly monitor official portal updates to ensure you have the most accurate and secure login instructions.