Is kasserver.com or Microsoft 365 more popular?

Microsoft 365 is used by more websites in our catalog: 736 use kasserver.com and 159,483 use Microsoft 365.

Does kasserver.com or Microsoft 365 have higher-authority sites?

Microsoft 365 sites have the higher median Ahrefs Domain Rating (kasserver.com: 29, Microsoft 365: 34).

Is kasserver.com or Microsoft 365 growing faster?

Between 2026-06 and 2026-07, kasserver.com went from 0.10% to 0.08% of all tracked sites, while Microsoft 365 went from 21% to 18%. kasserver.com is gaining ground faster in our index.

Can a site use both kasserver.com and Microsoft 365?

No. A site runs a single email host, so kasserver.com and Microsoft 365 are mutually exclusive.

Where does this kasserver.com vs Microsoft 365 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.

kasserver.com vs Microsoft 365 — Site Stats Database

kasserver.com vs Microsoft 365

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	kasserver.com	Microsoft 365
Websites	736	159,483
Market share	0.10%	22%
Share of top 10K sites	0.01%	23%

Rank	#47	#2

Median DR	29	34

Average DR	31	36

Median keywords	555	1,062

Median referring domains	523	469

Median domain age	11 yrs	19 yrs

Average domain age	11 yrs	18 yrs

Average monthly traffic	16,577	124,094

Combined monthly traffic	12,200,584	19,790,892,765

snappywords.com
LanguageEnglish
DR (Ahrefs)66
Total Keywords510,352
Referring Domains4,899
Domain Age16 yrs
Traffic (Jun 2026)3,461,389
Traffic Trend
Technologykasserver.com
timezones.de
LanguageEnglish
DR (Ahrefs)25
Total Keywords30,571
Referring Domains353
Domain Age
Traffic (Jun 2026)557,670
Traffic Trend
Technologykasserver.com
graffiti-empire.com
LanguageEnglish
DR (Ahrefs)41
Total Keywords5,004
Referring Domains2,350
Domain Age9 yrs
Traffic (Jun 2026)504,075
Traffic Trend
Technology
learn-german-easily.com
LanguageEnglish
DR (Ahrefs)32
Total Keywords5,453
Referring Domains1,293
Domain Age16 yrs
Traffic (Jun 2026)470,761
Traffic Trend
Technology
spongepedia.org
LanguageGerman
DR (Ahrefs)29
Total Keywords26,958
Referring Domains2,479
Domain Age16 yrs
Traffic (Jun 2026)359,820
Traffic Trend
Technology
violinspiration.com
LanguageEnglish
DR (Ahrefs)37
Total Keywords13,476
Referring Domains1,257
Domain Age10 yrs
Traffic (Jun 2026)328,798
Traffic Trend
Technology
cmmodels.com
LanguageEnglish
DR (Ahrefs)43
Total Keywords11,359
Referring Domains701
Domain Age5 yrs
Traffic (Jun 2026)247,961
Traffic Trend
Technologykasserver.com
snow-online.com
LanguageEnglish
DR (Ahrefs)51
Total Keywords48,279
Referring Domains4,306
Domain Age24 yrs
Traffic (Jun 2026)221,875
Traffic Trend
Technology
a-n-a.com
LanguageGerman
DR (Ahrefs)49
Total Keywords3,010
Referring Domains1,616
Domain Age24 yrs
Traffic (Jun 2026)176,443
Traffic Trend
Technologykasserver.com
coatsandcolors.com
LanguageEnglish
DR (Ahrefs)31
Total Keywords7,513
Referring Domains194
Domain Age4 yrs
Traffic (Jun 2026)168,047
Traffic Trend
Technology

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	Technology
snappywords.com	English	66	510,352	4,899	16 yrs	3,461,389		kasserver.com

espn.com
LanguageEnglish
DR (Ahrefs)91
Total Keywords4,106,588
Referring Domains255,313
Domain Age31 yrs
Traffic (Jun 2026)1,425,283,167
Traffic Trend
TechnologyMicrosoft 365
mlb.com
LanguageEnglish
DR (Ahrefs)90
Total Keywords1,403,577
Referring Domains165,017
Domain Age31 yrs
Traffic (Jun 2026)376,727,145
Traffic Trend
TechnologyMicrosoft 365
adobe.com
LanguageEnglish
DR (Ahrefs)96
Total Keywords4,590,632
Referring Domains1,640,623
Domain Age39 yrs
Traffic (Jun 2026)293,123,914
Traffic Trend
TechnologyMicrosoft 365
healthline.com
LanguageEnglish
DR (Ahrefs)92
Total Keywords7,041,614
Referring Domains458,961
Domain Age21 yrs
Traffic (Jun 2026)220,346,497
Traffic Trend
Technology
microsoft.com
LanguageEnglish
DR (Ahrefs)96
Total Keywords3,038,378
Referring Domains2,803,353
Domain Age35 yrs
Traffic (Jun 2026)168,600,293
Traffic Trend
Technology
ca.gov
LanguageEnglish
DR (Ahrefs)93
Total Keywords3,288,410
Referring Domains475,784
Domain Age28 yrs
Traffic (Jun 2026)136,738,647
Traffic Trend
TechnologyMicrosoft 365
lowes.com
LanguageEnglish
DR (Ahrefs)88
Total Keywords4,826,414
Referring Domains158,334
Domain Age31 yrs
Traffic (Jun 2026)135,785,869
Traffic Trend
TechnologyMicrosoft 365
carfax.com
LanguageEnglish
DR (Ahrefs)90
Total Keywords1,945,867
Referring Domains47,295
Domain Age28 yrs
Traffic (Jun 2026)125,863,196
Traffic Trend
TechnologyMicrosoft 365
akc.org
LanguageEnglish
DR (Ahrefs)90
Total Keywords655,094
Referring Domains78,973
Domain Age31 yrs
Traffic (Jun 2026)125,727,029
Traffic Trend
TechnologyMicrosoft 365
nps.gov
LanguageEnglish
DR (Ahrefs)92
Total Keywords1,563,784
Referring Domains315,622
Domain Age28 yrs
Traffic (Jun 2026)121,452,048
Traffic Trend
TechnologyMicrosoft 365