Is IONOS or opalstack.com more popular?

IONOS is used by more websites in our catalog: 7,789 use IONOS and 112 use opalstack.com.

Does IONOS or opalstack.com have higher-authority sites?

opalstack.com sites have the higher median Ahrefs Domain Rating (IONOS: 20, opalstack.com: 27).

Is IONOS or opalstack.com growing faster?

Between 2026-06 and 2026-07, IONOS went from 0.97% to 0.88% of all tracked sites, while opalstack.com went from 0.02% to 0.01%. opalstack.com is gaining ground faster in our index.

Can a site use both IONOS and opalstack.com?

No. A site runs a single email host, so IONOS and opalstack.com are mutually exclusive.

Where does this IONOS vs opalstack.com 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.

IONOS vs opalstack.com — Site Stats Database

IONOS vs opalstack.com

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	IONOS	opalstack.com
Websites	7,789	112
Market share	1.1%	0.02%
Share of top 10K sites	0.28%	0.02%

Rank	#12	#147

Median DR	20	27

Average DR	23	30

Median keywords	740	814

Median referring domains	262	422

Median domain age	14 yrs	15 yrs

Average domain age	15 yrs	15 yrs

Average monthly traffic	24,476	58,641

Combined monthly traffic	190,641,754	6,567,751

hymnary.org
LanguageEnglish
DR (Ahrefs)76
Total Keywords117,263
Referring Domains11,140
Domain Age18 yrs
Traffic (Jun 2026)4,772,622
Traffic Trend
TechnologyIONOS
globalgrasshopper.com
LanguageEnglish
DR (Ahrefs)56
Total Keywords34,335
Referring Domains5,752
Domain Age16 yrs
Traffic (Jun 2026)3,446,026
Traffic Trend
Technology
shabdkosh.com
LanguageEnglish
DR (Ahrefs)71
Total Keywords506,879
Referring Domains7,464
Domain Age22 yrs
Traffic (Jun 2026)3,091,148
Traffic Trend
Technology
playoffstatus.com
LanguageEnglish
DR (Ahrefs)45
Total Keywords38,733
Referring Domains2,460
Domain Age20 yrs
Traffic (Jun 2026)2,596,888
Traffic Trend
Technology
dickies.com
Language
DR (Ahrefs)71
Total Keywords80,796
Referring Domains6,617
Domain Age30 yrs
Traffic (Jun 2026)2,530,864
Traffic Trend
TechnologyIONOS
bachelorprint.com
LanguageEnglish
DR (Ahrefs)46
Total Keywords65,856
Referring Domains2,364
Domain Age11 yrs
Traffic (Jun 2026)2,498,336
Traffic Trend
Technology
workybooks.com
LanguageEnglish
DR (Ahrefs)19
Total Keywords114,432
Referring Domains211
Domain Age9 yrs
Traffic (Jun 2026)2,298,750
Traffic Trend
Technology
costumesupercenter.com
Language
DR (Ahrefs)52
Total Keywords52,686
Referring Domains2,654
Domain Age20 yrs
Traffic (Jun 2026)1,975,810
Traffic Trend
Technology
njweather.org
LanguageEnglish
DR (Ahrefs)39
Total Keywords8,820
Referring Domains929
Domain Age12 yrs
Traffic (Jun 2026)1,884,496
Traffic Trend
Technology
pigeonforge.com
Language
DR (Ahrefs)54
Total Keywords51,381
Referring Domains5,067
Domain Age30 yrs
Traffic (Jun 2026)1,859,433
Traffic Trend
Technology

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
hymnary.org	English	76	117,263	11,140	18 yrs	4,772,622		IONOS

wordsies.com
LanguageEnglish
DR (Ahrefs)33
Total Keywords27,396
Referring Domains415
Domain Age12 yrs
Traffic (Jun 2026)2,247,281
Traffic Trend
Technologyopalstack.com
morsecode.world
LanguageEnglish
DR (Ahrefs)63
Total Keywords4,901
Referring Domains3,341
Domain Age8 yrs
Traffic (Jun 2026)1,009,605
Traffic Trend
Technology
fachords.com
LanguageEnglish
DR (Ahrefs)35
Total Keywords13,914
Referring Domains1,155
Domain Age13 yrs
Traffic (Jun 2026)763,266
Traffic Trend
Technologyopalstack.com
omniatlas.com
LanguageEnglish
DR (Ahrefs)31
Total Keywords12,827
Referring Domains1,566
Domain Age14 yrs
Traffic (Jun 2026)443,631
Traffic Trend
Technology
hanginghyena.com
LanguageEnglish
DR (Ahrefs)35
Total Keywords29,535
Referring Domains1,810
Domain Age14 yrs
Traffic (Jun 2026)356,859
Traffic Trend
Technology
differencebetween.net
LanguageEnglish
DR (Ahrefs)72
Total Keywords112,461
Referring Domains18,613
Domain Age17 yrs
Traffic (Jun 2026)238,288
Traffic Trend
Technology
tophonetics.com
LanguageEnglish
DR (Ahrefs)57
Total Keywords2,813
Referring Domains1,439
Domain Age9 yrs
Traffic (Jun 2026)185,171
Traffic Trend
Technology
jumblesolver.us
LanguageEnglish
DR (Ahrefs)18
Total Keywords10,364
Referring Domains658
Domain Age9 yrs
Traffic (Jun 2026)158,172
Traffic Trend
Technology
how-to-type.com
LanguageEnglish
DR (Ahrefs)41
Total Keywords4,943
Referring Domains951
Domain Age14 yrs
Traffic (Jun 2026)137,122
Traffic Trend
Technology
lauraerickson.com
LanguageEnglish
DR (Ahrefs)40
Total Keywords11,285
Referring Domains1,061
Domain Age24 yrs
Traffic (Jun 2026)133,999
Traffic Trend
Technology