Is dfn.de or Proton Mail more popular?

Proton Mail is used by more websites in our catalog: 109 use dfn.de and 1,505 use Proton Mail.

Does dfn.de or Proton Mail have higher-authority sites?

dfn.de sites have the higher median Ahrefs Domain Rating (dfn.de: 74, Proton Mail: 30).

Is dfn.de or Proton Mail growing faster?

Between 2026-06 and 2026-07, dfn.de went from 0.02% to 0.01% of all tracked sites, while Proton Mail went from 0.21% to 0.17%. dfn.de is gaining ground faster in our index.

Can a site use both dfn.de and Proton Mail?

No. A site runs a single email host, so dfn.de and Proton Mail are mutually exclusive.

Where does this dfn.de vs Proton Mail data come from?

Adoption is counted from Site Stats Database's own crawl; Domain Rating comes from Ahrefs and traffic from DataForSEO. Figures reflect the sites we track and refresh at least monthly.

dfn.de vs Proton Mail — Site Stats Database

dfn.de vs Proton Mail

A side-by-side comparison of two email hosting providers, based on the 736,999 Email Host sites tracked by Site Stats Database.

Last updated July 1, 2026

Metric	dfn.de	Proton Mail
Websites	109	1,505
Market share	0.01%	0.20%
Share of top 10K sites	0.00%	0.09%
Share of top 100K sites

Rank	#150	#31

Median DR	74	30

Average DR	73	32

Median keywords	766	991

Median referring domains	5,766	455

Median domain age	20 yrs	10 yrs

Average domain age	20 yrs	12 yrs

Average monthly traffic	18,202	39,981

Combined monthly traffic	1,984,049	60,171,105

mpg.de
LanguageGerman
DR (Ahrefs)89
Total Keywords61,365
Referring Domains103,616
Domain Age
Traffic (Jun 2026)560,707
Traffic Trend
Technologydfn.de
astro4edu.org
LanguageEnglish
DR (Ahrefs)48
Total Keywords15,128
Referring Domains1,030
Domain Age6 yrs
Traffic (Jun 2026)262,741
Traffic Trend
Technology
smb.museum
LanguageGerman
DR (Ahrefs)81
Total Keywords4,741
Referring Domains20,447
Domain Age22 yrs
Traffic (Jun 2026)130,439
Traffic Trend
Technology
desy.de
LanguageGerman
DR (Ahrefs)77
Total Keywords7,742
Referring Domains11,479
Domain Age
Traffic (Jun 2026)107,045
Traffic Trend
Technologydfn.de
dwds.de
LanguageGerman
DR (Ahrefs)76
Total Keywords25,999
Referring Domains10,456
Domain Age
Traffic (Jun 2026)97,901
Traffic Trend
Technologydfn.de
dsmz.de
LanguageEnglish
DR (Ahrefs)72
Total Keywords7,492
Referring Domains3,431
Domain Age
Traffic (Jun 2026)63,362
Traffic Trend
Technologydfn.de
dblp.org
LanguageEnglish
DR (Ahrefs)80
Total Keywords11,991
Referring Domains15,607
Domain Age20 yrs
Traffic (Jun 2026)59,083
Traffic Trend
Technologydfn.de
tu.berlin
LanguageGerman
DR (Ahrefs)80
Total Keywords2,609
Referring Domains10,822
Domain Age11 yrs
Traffic (Jun 2026)41,952
Traffic Trend
Technologydfn.de
hhu.de
LanguageGerman
DR (Ahrefs)79
Total Keywords6,183
Referring Domains14,893
Domain Age
Traffic (Jun 2026)38,730
Traffic Trend
Technologydfn.de
mathunion.org
LanguageEnglish
DR (Ahrefs)73
Total Keywords1,789
Referring Domains5,409
Domain Age26 yrs
Traffic (Jun 2026)35,522
Traffic Trend
Technology

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
mpg.de	German	89	61,365	103,616		560,707		dfn.de

proton.me
LanguageEnglish
DR (Ahrefs)88
Total Keywords50,573
Referring Domains42,038
Domain Age15 yrs
Traffic (Jun 2026)3,839,682
Traffic Trend
TechnologyProton Mail
iowagirleats.com
LanguageEnglish
DR (Ahrefs)70
Total Keywords122,890
Referring Domains13,141
Domain Age16 yrs
Traffic (Jun 2026)3,361,786
Traffic Trend
Technology
theskylive.com
LanguageEnglish
DR (Ahrefs)71
Total Keywords77,801
Referring Domains8,940
Domain Age13 yrs
Traffic (Jun 2026)2,171,738
Traffic Trend
Technology
neocities.org
LanguageEnglish
DR (Ahrefs)88
Total Keywords147,055
Referring Domains74,781
Domain Age13 yrs
Traffic (Jun 2026)2,161,252
Traffic Trend
Technology
diffordsguide.com
LanguageEnglish
DR (Ahrefs)74
Total Keywords113,139
Referring Domains8,993
Domain Age22 yrs
Traffic (Jun 2026)1,841,808
Traffic Trend
Technology
y2mate.is
LanguageEnglish
DR (Ahrefs)50
Total Keywords5,720
Referring Domains4,200
Domain Age5 yrs
Traffic (Jun 2026)1,383,942
Traffic Trend
TechnologyProton Mail
gccsatx.com
LanguageEnglish
DR (Ahrefs)36
Total Keywords17,834
Referring Domains832
Domain Age21 yrs
Traffic (Jun 2026)1,333,879
Traffic Trend
Technology
stocksnap.io
LanguageEnglish
DR (Ahrefs)84
Total Keywords23,397
Referring Domains19,383
Domain Age11 yrs
Traffic (Jun 2026)1,124,408
Traffic Trend
Technology
croxyproxy.com
LanguageEnglish
DR (Ahrefs)61
Total Keywords3,017
Referring Domains3,850
Domain Age9 yrs
Traffic (Jun 2026)1,038,163
Traffic Trend
Technology
practicalselfreliance.com
LanguageEnglish
DR (Ahrefs)60
Total Keywords61,686
Referring Domains4,144
Domain Age10 yrs
Traffic (Jun 2026)863,827
Traffic Trend
Technology