Is .au or .com bigger?

.com has more websites in our catalog: 8,937 are .au and 633,525 are .com.

Which has higher-authority sites, .au or .com?

.au has the higher median Ahrefs Domain Rating (.au: 33, .com: 24).

Can a site be both .au and .com?

A site has one top-level domain, so .au and .com are mutually exclusive.

Where does this data come from?

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

.au vs .com — Site Stats Database

.au vs .com

A side-by-side comparison of two domain extensions (tlds), based on the 880,858 sites Site Stats Database tracks in this dimension.

Last updated July 1, 2026

Metric	.au	.com
Websites	8,937	633,525
Market share	1.0%	72%
Rank	#5	#1
Median DR	33	24

Average DR	36	28

Median keywords	927	973

Median referring domains	498	281

Median domain age	22 yrs	13 yrs

Average domain age	19 yrs	14 yrs

Combined monthly traffic	188,490,395	101,923,046,705

Average monthly traffic	21,091	160,882

healthdirect.gov.au
LanguageEnglish
DR (Ahrefs)87
Total Keywords962,620
Referring Domains40,777
Domain Age
Traffic (Jun 2026)17,866,941
Traffic Trend
TLD.au
whitsundaydiscountmarine.com.au
Language
DR (Ahrefs)16
Total Keywords12,654
Referring Domains187
Domain Age
Traffic (Jun 2026)4,442,452
Traffic Trend
TLD
abc.net.au
LanguageEnglish
DR (Ahrefs)91
Total Keywords748,777
Referring Domains301,661
Domain Age
Traffic (Jun 2026)3,238,854
Traffic Trend
TLD.au
nsw.gov.au
LanguageEnglish
DR (Ahrefs)92
Total Keywords509,221
Referring Domains188,460
Domain Age
Traffic (Jun 2026)3,007,823
Traffic Trend
TLD.au
dfat.gov.au
Language
DR (Ahrefs)84
Total Keywords29,622
Referring Domains25,875
Domain Age
Traffic (Jun 2026)2,754,080
Traffic Trend
TLD.au
esafety.gov.au
Language
DR (Ahrefs)84
Total Keywords41,582
Referring Domains17,216
Domain Age
Traffic (Jun 2026)2,589,723
Traffic Trend
TLD.au
uq.edu.au
LanguageEnglish
DR (Ahrefs)87
Total Keywords114,124
Referring Domains66,138
Domain Age
Traffic (Jun 2026)2,543,731
Traffic Trend
TLD.au
roboconverter.com.au
LanguageEnglish
DR (Ahrefs)3.7
Total Keywords37,339
Referring Domains2
Domain Age
Traffic (Jun 2026)2,331,206
Traffic Trend
TLD.au
taste.com.au
Language
DR (Ahrefs)77
Total Keywords499,840
Referring Domains55,362
Domain Age
Traffic (Jun 2026)2,036,260
Traffic Trend
TLD.au
nine.com.au
LanguageEnglish
DR (Ahrefs)82
Total Keywords522,669
Referring Domains30,210
Domain Age
Traffic (Jun 2026)1,981,566
Traffic Trend
TLD.au

Website	Language	DR (Ahrefs)	Total Keywords	Referring Domains	Domain Age	Traffic (Jun 2026)	Traffic Trend	TLD
healthdirect.gov.au	English	87	962,620	40,777		17,866,941		.au

reddit.com
Language
DR (Ahrefs)95
Total Keywords108,484,703
Referring Domains1,816,031
Domain Age21 yrs
Traffic (Jun 2026)4,801,167,771
Traffic Trend
TLD.com
youtube.com
LanguageEnglish
DR (Ahrefs)99
Total Keywords157,188,909
Referring Domains18,877,970
Domain Age21 yrs
Traffic (Jun 2026)3,508,519,347
Traffic Trend
TLD.com
facebook.com
LanguageEnglish
DR (Ahrefs)100
Total Keywords130,296,472
Referring Domains37,387,092
Domain Age29 yrs
Traffic (Jun 2026)3,317,277,661
Traffic Trend
TLD.com
instagram.com
LanguageEnglish
DR (Ahrefs)100
Total Keywords103,652,284
Referring Domains25,257,813
Domain Age22 yrs
Traffic (Jun 2026)2,566,799,220
Traffic Trend
TLD.com
amazon.com
LanguageEnglish
DR (Ahrefs)96
Total Keywords45,669,286
Referring Domains3,247,160
Domain Age31 yrs
Traffic (Jun 2026)2,401,671,408
Traffic Trend
TLD.com
imdb.com
LanguageEnglish
DR (Ahrefs)94
Total Keywords12,598,022
Referring Domains947,689
Domain Age30 yrs
Traffic (Jun 2026)2,387,444,775
Traffic Trend
TLD.com
google.com
LanguageEnglish
DR (Ahrefs)99
Total Keywords14,321,906
Referring Domains28,301,335
Domain Age28 yrs
Traffic (Jun 2026)1,697,994,676
Traffic Trend
TLD.com
yelp.com
Language
DR (Ahrefs)94
Total Keywords34,240,481
Referring Domains773,122
Domain Age22 yrs
Traffic (Jun 2026)1,590,167,976
Traffic Trend
TLD.com
merriam-webster.com
LanguageEnglish
DR (Ahrefs)91
Total Keywords4,579,269
Referring Domains240,838
Domain Age27 yrs
Traffic (Jun 2026)1,467,281,883
Traffic Trend
TLD.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
TLD.com