Sites like 1und1.de

01 · Entity

About 1und1.de

1und1.de

1&1 Mobilfunk und Internet > Alles aus einer Hand

Die besten Angebote für Mobilfunk & Internet ➤ Günstige Tarife ✓ Handys & Tablets ✓ Highspeed Internet ✓ Top Service ➤ Jetzt bei 1&1 informieren!

Wikidata: German telecommunications company and subsidiary of 1&1 AG

Top 10K · #4,137 German 8 technologies Crawled Nov 6, 2026

Visit 1und1.de

Summary by Claude

German telecommunications provider selling mobile phone plans, home DSL and fiber internet, and smartphones, tablets and laptops bundled with contracts, plus device insurance and support services.

Who it’s for

Consumers and small businesses in Germany

Business model

Subscriptions

• Telecommunications provider
• mobile phone contracts
• All-Net-Flat plans
• DSL home internet
• fiber broadband
• iPhone with contract
• WLAN router
• device trade-in
• mobile data plans

02 · Embedding space

Competitor map

Each alternative by how close its vector is to 1und1.de’s (x) and how much traffic it gets, how much of the stack it shares, or where it sits in the embedding space itself (y). Lines split each axis at the median. Hover for the numbers, click to jump to it in the list.

1. 01
   freenet DLS freenet.de Top 10K German

   freenet | Tarife in allen Netzen und günstige Handy-Angebote

   Bei freenet findest Du Top-Tarife, Handys und Netze nach Deinen Bedürfnissen. Sichere Dir das passende Mobilfunk-Angebot und erlebe unsere Produktvielfalt.

   • Cloudflare
   • Cloudflare Web Analytics
   • Google Search Console
   • Meta Business Suite
   • Adobe Fonts
   • Angular

   0 say freenet DLS is a good alternative to 1und1.de 0 say freenet DLS isn’t a real alternative to 1und1.de

   Comment
   Very close cos 0.950
2. 02
   Telekom telekom.de Top 1K German

   Telekom | Mobilfunk, Festnetz & Internet und TV

   Bei der Telekom bekommen Sie Mobilfunk (5G/LTE), Festnetz & Internet sowie TV aus einer Hand – für zu Hause und unterwegs. Hier erfahren Sie mehr!

   • DocuSign
   • Google Search Console
   • Microsoft 365
   • Miro
   • Adobe
   • Apple Business

   0 say Telekom is a good alternative to 1und1.de 0 say Telekom isn’t a real alternative to 1und1.de

   Comment
   Very close cos 0.940
3. 03
   Easybell easybell.de Top 10K German

   Easybell - Telefon- und Internet-Anschlüsse | Easybell

   Internet- und Telefonanschlüsse für Privat- und Geschäftskunden mit fairen Vertragsbedingungen ohne Vertraglaufzeit.

   • Google Search Console
   • Microsoft 365
   • Atlassian
   • Bootstrap
   • HubSpot
   • jQuery

   0 say Easybell is a good alternative to 1und1.de 0 say Easybell isn’t a real alternative to 1und1.de

   Comment
   Very close cos 0.931
4. 04
   Proximus proximus.be Top 10K English

   Welcome to Proximus – Internet, mobile, phone and TV | Proximus

   Proximus offers you the best quality network and wide mobile coverage within Belgium. You’ll also benefit from a top-quality 24/7 service!

   • AngularJS
   • OneTrust
   • Tealium

   0 say Proximus is a good alternative to 1und1.de 0 say Proximus isn’t a real alternative to 1und1.de

   Comment
   Very close cos 0.932
5. 05
   Vodafone vodafone.de Top 10K German

   Vodafone | Mobilfunk, Handys, Internet & TV-Anbieter

   Entdecke Top-Handys inkl. leistungsstarker Tarife und hole Dir schnelles Internet & TV im ausgezeichneten Vodafone Netz! Jetzt Angebote sichern!

   • DocuSign
   • Google Search Console
   • Apache HTTP Server
   • Imperva

   0 say Vodafone is a good alternative to 1und1.de 0 say Vodafone isn’t a real alternative to 1und1.de

   Comment
   Very close cos 0.928
6. 06
   Free free.fr Top 1K French

   Freebox, offres internet Très Haut Débit fibre, ADSL - Free

   Découvrez les offres internet Freebox de Free : Fibre optique, Wi-Fi 7, TV incluse. Freebox Ultra, Pop, Révolution Light... Trouvez l'offre qui vous correspond.

   • Google Search Console
   • Next.js
   • nginx
   • React

   0 say Free is a good alternative to 1und1.de 0 say Free isn’t a real alternative to 1und1.de

   Comment
   Very close cos 0.928
7. 07
   Telefónica Deutschland telefonica.de Top 1K English

   Home Corporate EN

   German telecommunications company

   • jQuery
   • nginx
   • PHP
   • WordPress

   0 say Telefónica Deutschland is a good alternative to 1und1.de 0 say Telefónica Deutschland isn’t a real alternative to 1und1.de

   Comment
   Very close cos 0.924
8. 08
   Vodafone Portugal vodafone.pt Top 10K Portuguese

   Vodafone Portugal - 5G, Telemóveis, Internet, Televisão

   O seu operador de comunicações: rede 5G, pacotes Tv Net Voz com fibra, loja online com os últimos telemóveis, internet móvel e muito mais.

   • Google Search Console
   • Adobe Experience Manager
   • GlobalSign
   • Imperva
   • jQuery

   0 say Vodafone Portugal is a good alternative to 1und1.de 0 say Vodafone Portugal isn’t a real alternative to 1und1.de

   Comment
   Very close cos 0.924
9. 09
   SFR sfr.fr Top 10K French

   SFR | Internet Fibre et ADSL, Forfaits 5G, Téléphone, TV

   Découvrez les offres Internet et mobile sur SFR.FR : Box fibre et Très Haut Débit, forfaits mobiles, smartphones, box 5G, bouquets TV, et maison sécurisée.

   • Google Search Console

   0 say SFR is a good alternative to 1und1.de 0 say SFR isn’t a real alternative to 1und1.de

   Comment
   Very close cos 0.925
10. 10
    XS4ALL xs4all.nl Top 10K Dutch

    XS4ALL - First Class Internet

    XS4ALL First Class Internets, Televisie en Bellen. Voor veilig en betrouwbaar internet. Al jaren bekroond voor de allerbeste service.

    • Google Search Console
    • Amazon Web Services
    • Amazon CloudFront

    0 say XS4ALL is a good alternative to 1und1.de 0 say XS4ALL isn’t a real alternative to 1und1.de

    Comment
    Very close cos 0.921
11. 11
    BT bt.com Top 10K English

    Broadband, TV Packages, TNT Sports & Mobile Deals | BT

    From Ultra Fast Full Fibre broadband to TV & Mobile, BT helps UK families, communities & companies reach their potential. Find more BT products here.

    • Google Search Console
    • Meta Business Suite
    • Microsoft 365
    • Adobe Experience Manager
    • Adobe Experience Platform Tags
    • AngularJS

    0 say BT is a good alternative to 1und1.de 0 say BT isn’t a real alternative to 1und1.de

    Comment
    Very close cos 0.912
12. 12
    AT&T att.com Top 10K English

    AT&T Official Site | Our Best Wireless & Internet Service

    Get our best deals on phones and internet, backed by the AT&T Guarantee. Shop the latest devices, get 24/7 support, and manage your account online.

    • DocuSign
    • Google Search Console
    • Akamai
    • Akamai Bot Manager
    • Akamai Edge DNS
    • Apple Business

    0 say AT&T is a good alternative to 1und1.de 0 say AT&T isn’t a real alternative to 1und1.de

    Comment
    Very close cos 0.910
13. 13
    Swisscom swisscom.ch Top 10K English

    Mobile, TV, Internet & Security: Residential Customers | Swisscom

    Discover the best deals and subscriptions for internet, TV, mobile and security. Experience Switzerland’s best network. Compare offers and switch!

    • Google Search Console
    • Microsoft 365
    • Adobe Experience Manager

    0 say Swisscom is a good alternative to 1und1.de 0 say Swisscom isn’t a real alternative to 1und1.de

    Comment
    Very close cos 0.909
14. 14
    Check24 check24.de Top 10K German

    CHECK24 | Das Vergleichsportal

    CHECK24 - Das Vergleichsportal: Sparen Sie mit den Vergleichsrechnern für Versicherungen, Kredite, Energie, Internet, Reisen, Flüge und mehr.

    • DocuSign
    • Google Search Console
    • Apple Business
    • Atlassian
    • Google Tag Manager
    • nginx

    0 say Check24 is a good alternative to 1und1.de 0 say Check24 isn’t a real alternative to 1und1.de

    Comment
    Very close cos 0.910
15. 15
    Jio jio.com Top 10K English

    Jio | Prepaid, Postpaid, WiFi Plans & Mobile Apps

    Jio is India's largest telecom network for customers and businesses. Jio offers Postpaid and Prepaid Connections, WiFi plans, Jioapps, & more. Join us today!

    • Google Search Console
    • Meta Business Suite
    • Microsoft 365
    • Adobe Experience Manager
    • Bing Webmaster Tools
    • GlobalSign

    0 say Jio is a good alternative to 1und1.de 0 say Jio isn’t a real alternative to 1und1.de

    Comment
    Very close cos 0.910
16. 16
    Telenet telenet.be Top 10K English

    Fast internet, fixed & mobile telephony and digital tv | Telenet

    Internet, fixed & mobile telephony, digital tv, entertainment for private customers. And business internet & telephony solutions for enterprises.

    • Cloudflare
    • Google Search Console
    • Adobe Experience Manager
    • Adobe Experience Platform Tags
    • AngularJS
    • OneTrust

    0 say Telenet is a good alternative to 1und1.de 0 say Telenet isn’t a real alternative to 1und1.de

    Comment
    Very close cos 0.908
17. 17
    T-Mobile US t-mobile.com Top 10K

    American telecommunications company

    • Canva
    • Google Search Console
    • Microsoft 365
    • Adobe
    • Akamai
    • Akamai Edge DNS

    0 say T-Mobile US is a good alternative to 1und1.de 0 say T-Mobile US isn’t a real alternative to 1und1.de

    Comment
    Very close cos 0.906
18. 18
    GIGA giga.de Top 10K German

    GIGA | News und Tipps zu Android, Apple, Games, Entertainment, Tech und Haushalt

    Bei GIGA findet ihr aktuelle News, Tests, Tipps und Schnäppchen rund um Technik, Games und Entertainment.

    • Google Search Console
    • Meta Business Suite
    • Miro
    • Amazon CloudFront
    • Google Workspace
    • Mailchimp Transactional

    0 say GIGA is a good alternative to 1und1.de 0 say GIGA isn’t a real alternative to 1und1.de

    Comment
    Very close cos 0.907
19. 19
    Verizon verizon.com Top 10K English

    Verizon: Wireless, Internet, TV and Phone Services | Official Site

    Shop Verizon smartphone deals and wireless plans on the largest 4G LTE network. First to 5G. Get Fios for the fastest internet, TV and phone service.

    • DocuSign
    • Google Search Console
    • Meta Business Suite
    • Microsoft 365
    • Miro
    • Adobe

    0 say Verizon is a good alternative to 1und1.de 0 say Verizon isn’t a real alternative to 1und1.de

    Comment
    Very close cos 0.901
20. 20
    orange.fr Top 10K French

    ‍

    former internet provider

    • Google Search Console
    • Meta Business Suite

    0 say orange.fr is a good alternative to 1und1.de 0 say orange.fr isn’t a real alternative to 1und1.de

    Comment
    Very close cos 0.900

Ranked by score: the cosine similarity of each site’s vector to 1und1.de’s, less a small penalty for generic sites that are close to everything. Highlighted technologies are ones 1und1.de uses too. Votes and comments come from visitors and don’t change the ranking.

04 · Fingerprints

Technology

What 1und1.de is built with, and what its closest competitors use, from its homepage’s code and its DNS records.