How many email patterns does IONOS use?

IONOS uses 16 known email patterns.

What domain does IONOS use for work emails?

IONOS uses ionos.com, 1und1.de for work email addresses.

Most Common Email Formats at IONOS

IONOS's most common email format is First.Last@ionos.com (ex. John.Doe@ionos.com), used for 97% of ionos.com addresses. IONOS uses 5 email patterns across 2 domains: ionos.com and 1und1.de. Percentages are the share of addresses within each domain.

@ionos.com

3 patterns

Format	Example	Share of ionos.com
First.Last@ionos.comMost common	John.Doe@ionos.com	97%
First.L@ionos.com	John.D@ionos.com	2%
First.Middle@ionos.com	John.Michael@ionos.com	1%

@1und1.de

2 patterns

Format	Example	Share of 1und1.de
First.Last@1und1.deMost common	John.Doe@1und1.de	99%
F.Last@1und1.de	J.Doe@1und1.de	1%

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Frequently Asked Questions

What does IONOS do?

IONOS was founded in 1988 and operates in the IT Services and IT Consulting industry, alongside similar companies like Squarespace, hosting.com and Weebly. You can visit ionos.ly or contact IONOS's headquarters by phone at

+1-484-254-****

. Explore IONOS's company overview page for more information.

What is IONOS's email address format?

IONOS's email format typically follows the pattern of First.Last@ionos.com; this email format is used 97% of the time. Other contacts within LeadIQ's database had email formats such as First.L@ionos.com and First.Middle@ionos.com. Looking for more contact data? Unlock accurate emails and phone numbers from millions of profiles verified in real-time.

How many employees does IONOS have currently?

IONOS has approximately 2.8K employees as of October 2026. Key team members to contact include Chief Executive Officer: A. W., Cto / Mitglied Des Vorstands: M. N. and Coo & Chief People Officer (chro): H. D. For more team information and contact data, explore IONOS's employee directory with LeadIQ.

IONOS Email Format

Q: What is IONOS's email address format?

IONOS's email format typically follows the pattern of ${fn}.${ln}. Other email formats include ${fn}.${li} and ${fn}.${mn}.

IT Services and IT ConsultingBaden-Württemberg, Germany1001-5000 Employees

IONOS is an IT services and IT consulting company headquartered at 5 Hinterm Hauptbahnhof, Karlsruhe, Baden-Württemberg 76137, Germany. The company has between 1,001 and 5,000 employees. It offers domains, hosting, websites, e-commerce, and online marketing tools for small and medium-sized businesses, serving more than six million customers in 18 markets worldwide. For enterprises, it provides cloud solutions focused on scalability, European data sovereignty, security, and compliance. The company states a mission to make the digital world simple, affordable, and sovereign for businesses of all sizes, and its revenue is reported in the range of $1B to $10B.

Most common format

First.Last@ionos.com

Example: John.Doe@ionos.com

5 patterns across 2 domains. See all formats

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Most Common Email Formats at IONOS

@ionos.com

@1und1.de

Need a specific person's email?

Frequently Asked Questions

What does IONOS do?

What is IONOS's email address format?

How many employees does IONOS have currently?

IONOS Email Format

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What you can expect from LeadIQ:

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Everything for prospecting,
in one platform.