webPKI CA Dashboard

Top 15 Certificate Authorities

Validation & Certificate Type Distribution

Global SAN & Domain Statistics totals from active certs · sparklines show monthly issuance trend

Total FQDNs

3.37B

Unique FQDNs

1.57B

Total Reg. Domains

1.86B

Unique Reg. Domains

402.0M

Total Wildcard SANs

1.03B

Unique Wildcard SANs

475.3M

All Certificate Authorities · Click row for breakdown

CA Owner ↕	Active Certs ↓	Market Share	Validation Types	Cert Types	Issuance Trend

Top 50 Registered Domains (PSL) sampled from top 5 CAs

#1 amazonaws.com 53.9M

#2 workers.dev 18.9M

#3 aws.dev 17.2M

#4 amplifyapp.com 13.3M

#5 netcraze.io 10.2M

#6 pages.dev 10.0M

#7 sslip.io 8.4M

#8 on.aws 8.2M

#9 mongodb.net 8.0M

#10 plex.direct 6.3M

#11 cloudflaressl.com 5.6M

#12 zendesk.com 5.5M

#13 ui.direct 5.2M

#14 quickconnect.to 4.8M

#15 nip.io 4.7M

#16 myftpupload.com 4.1M

#17 cloudflarestorage.com 3.6M

#18 hubspot-at-test.com 3.1M

#19 kinsta.cloud 3.0M

#20 stratoserver.net 2.9M

#21 mybluehost.me 2.9M

#22 workdaysuv.com 2.6M

#23 hdoursafety.com 2.5M

#24 mmscloudtest.com 2.3M

#25 myvolumio.org 2.3M

#26 workdaysuvcareers.com 2.2M

#27 keenetic.io 2.1M

#28 rorktest.dev 2.0M

#29 modal.host 1.8M

#30 lwong.fr 1.7M

#31 amazonaws.com.cn 1.5M

#32 workdaysuvsite.com 1.5M

#33 gurudesk.app 1.4M

#34 tunwg.com 1.4M

#35 napkinlands.com 1.2M

#36 insightandsound.co.uk 1.2M

#37 toplinecontentmarketing.net 1.2M

#38 caddy-one-ibe-redirect-proxy.eu-central-1.elasticbeanstalk.com 1.2M

#39 remotewd.com 1.1M

#40 mvpservices.co.uk 1.1M

#41 partner-viessmann.it 1.1M

#42 synology.me 1.1M

#43 myfritz.net 1.0M

#44 hstgr.cloud 1.0M

#45 ug.link 970K

#46 lenaro.store 959K

#47 stripe-terminal-local-reader.net 957K

#48 meteocloud.dev 946K

#49 gn-math.dev 920K

#50 innfinite.co.uk 910K

Certificate Duration Breakdown by CA

>1 year

~1 year

90 days

<90 days

🇺🇸ISRG (Let's Encrypt)

100%

🇺🇸Google Trust Services

100%

🇺🇸Sectigo

91%

🇺🇸GoDaddy

83%

13%

🇺🇸Amazon Trust

76%

23%

🇺🇸DigiCert

60%

37%

🇺🇸Microsoft

89%

10%

🇺🇸IdenTrust

70%

29%

🇺🇸SSL.com

93%

🇧🇪GlobalSign

50%

32%

13%

🇮🇹Actalis

56%

43%

🇵🇱Asseco

27%

72%

🇬🇷HARICA

96%

🇨🇳TrustAsia

92%

🇯🇵SECOM

63%

13%

24%

🇩🇪D-Trust

88%

11%

🇹🇼TWCA

56%

42%

🇨🇭SwissSign AG

100%

🇸🇪Telia Company

90%

🇨🇳Shanghai Electronic Certification Authority Co., Ltd.

42%

58%

🇩🇪D-TRUST

77%

22%

🇩🇪Deutsche Telekom

81%

11%

🇯🇵SECOM Trust Systems Co., Ltd.

51%

38%

10%

🇰🇷NAVER Cloud

92%

🇨🇭OISTE

46%

50%

🇹🇼Chunghwa Telecom

26%

74%

🇮🇳eMudhra Technologies Limited

98%

🇫🇷Certigna

100%

unknown

48%

🇨🇳China Financial Certification Authority (CFCA)

44%

55%

🇷🇴certSIGN

34%

66%

73%

27%

🇭🇰Government of Hong Kong (SAR), Hongkong Post, Certizen

54%

46%

🇳🇴Buypass

61%

39%

🇪🇸Government of Spain, Fábrica Nacional de Moneda y Timbre (FNMT)

100%

🇭🇺Microsec Ltd.

89%

10%

🇪🇸Government of Spain, Autoritat de Certificació de la Comunitat Valenciana (ACCV)

100%

Government of Finland, Population Register Centre’s (Väestörekisterikeskus, VRK)

99%

🇪🇸Autoridad de Certificacion Firmaprofesional

100%

🇫🇷Eviden

79%

13%

🇪🇸Izenpe S.A.

91%

🇺🇸Viking Cloud, Inc.

61%

39%

🇨🇳Global Digital Cybersecurity Authority Co., Ltd. (Formerly Guang Dong Certificate Authority (GDCA))

38%

58%

🇧🇷Serviço Federal de Processamento de Dados

100%

🇨🇿První certifikační autorita, a.s.

100%

🇵🇱Krajowa Izba Rozliczeniowa S.A. (KIR)

100%

🇸🇰Disig, a.s.

96%

🇹🇷Government of Turkey, Kamu Sertifikasyon Merkezi (Kamu SM)

100%

🇺🇸Open Access Technology International, Inc. (OATI)

19%

77%

🇹🇳Agence Nationale de Certification Electronique

94%

🇺🇸Visa

98%

🇪🇸EDICOM

51%

49%

🇰🇷Government of Korea, KLID

100%

🇨🇳BEIJING CERTIFICATE AUTHORITY Co., Ltd.

24%

76%

🇯🇵Cybertrust Japan / JCSI

100%

🇭🇺Netlock

42%

58%

🇦🇹e-commerce monitoring GmbH

33%

67%

🇨🇳iTrusChina Co., Ltd.

62%

38%

🇧🇷Valid Certificadora

100%

🇪🇸Autoridad de Certificación (ANF AC)

100%

🇸🇮SI-TRUST

100%

🇸🇮Halcom D.D.

100%

🇮🇱ComSign

100%

🇵🇹Government of Portugal, Sistema de Certificação Electrónica do Estado (SCEE) / Electronic Certification System of the State

100%

Top 50 TLDs sampled from top 5 CAs · top 3 issuers per TLD

#1 .com 761.2M

ISRG (Let's Encrypt) 323.0M Google Trust Services 130.8M GoDaddy 114.7M

#2 .dev 116.6M

Google Trust Services 55.5M ISRG (Let's Encrypt) 24.3M Sectigo 18.8M

#3 .net 65.8M

ISRG (Let's Encrypt) 37.7M Sectigo 9.8M Google Trust Services 9.6M

#4 .org 50.9M

ISRG (Let's Encrypt) 24.1M Sectigo 9.5M Google Trust Services 8.9M

#5 .de 44.5M

ISRG (Let's Encrypt) 25.3M Sectigo 14.5M Google Trust Services 3.8M

#6 .io 37.8M

ISRG (Let's Encrypt) 31.4M Google Trust Services 2.5M Sectigo 1.5M

#7 .uk 30.8M

ISRG (Let's Encrypt) 13.5M Sectigo 6.2M Google Trust Services 5.4M

#8 .xyz 23.4M

GoDaddy 9.4M ISRG (Let's Encrypt) 8.4M Google Trust Services 3.7M

#9 .br 18.6M

ISRG (Let's Encrypt) 13.1M Google Trust Services 4.1M Sectigo 753K

#10 .to 15.7M

ISRG (Let's Encrypt) 15.5M GoDaddy 61K Google Trust Services 56K

#11 .top 15.3M

ISRG (Let's Encrypt) 9.3M Google Trust Services 3.1M Sectigo 2.0M

#12 .info 14.7M

ISRG (Let's Encrypt) 7.1M GoDaddy 2.8M Google Trust Services 2.5M

#13 .cn 14.5M

ISRG (Let's Encrypt) 7.6M Amazon Trust 2.9M Google Trust Services 2.4M

#14 .fr 14.4M

ISRG (Let's Encrypt) 9.9M Sectigo 2.4M Google Trust Services 1.8M

#15 .ru 14.2M

ISRG (Let's Encrypt) 13.2M Google Trust Services 1.1M GoDaddy 12K

#16 .shop 13.8M

ISRG (Let's Encrypt) 5.7M Google Trust Services 4.6M GoDaddy 2.3M

#17 .in 13.7M

ISRG (Let's Encrypt) 7.4M GoDaddy 3.5M Google Trust Services 2.0M

#18 .me 13.0M

ISRG (Let's Encrypt) 10.0M Google Trust Services 1.1M Sectigo 1.1M

#19 .au 12.7M

ISRG (Let's Encrypt) 7.0M Google Trust Services 2.8M GoDaddy 1.7M

#20 .nl 12.7M

ISRG (Let's Encrypt) 9.7M Google Trust Services 1.8M Sectigo 931K

#21 .co 12.3M

ISRG (Let's Encrypt) 5.6M GoDaddy 2.7M Google Trust Services 2.7M

#22 .ca 12.0M

ISRG (Let's Encrypt) 6.1M GoDaddy 2.8M Google Trust Services 2.3M

#23 .direct 11.6M

ISRG (Let's Encrypt) 11.5M Sectigo 104K GoDaddy 8K

#24 .online 11.0M

ISRG (Let's Encrypt) 5.1M Sectigo 2.2M Google Trust Services 1.8M

#25 .app 10.8M

ISRG (Let's Encrypt) 3.8M Google Trust Services 3.0M Sectigo 2.9M

#26 .cc 10.0M

ISRG (Let's Encrypt) 5.1M Google Trust Services 2.5M Sectigo 1.9M

#27 .cloud 9.9M

ISRG (Let's Encrypt) 4.7M Google Trust Services 4.0M Amazon Trust 565K

#28 .store 9.7M

Google Trust Services 3.2M ISRG (Let's Encrypt) 3.0M GoDaddy 1.8M

#29 .it 9.5M

ISRG (Let's Encrypt) 6.7M Sectigo 1.4M Google Trust Services 1.1M

#30 .aws 9.2M

Amazon Trust 9.2M ISRG (Let's Encrypt) 353 Sectigo 10

#31 .site 8.4M

ISRG (Let's Encrypt) 5.2M Google Trust Services 1.6M Sectigo 850K

#32 .eu 8.1M

ISRG (Let's Encrypt) 5.1M Sectigo 1.3M Google Trust Services 991K

#33 .us 6.7M

ISRG (Let's Encrypt) 2.8M GoDaddy 2.0M Google Trust Services 1.2M

#34 .ch 6.7M

ISRG (Let's Encrypt) 5.4M Google Trust Services 851K Sectigo 269K

#35 .ai 6.5M

ISRG (Let's Encrypt) 2.8M Google Trust Services 1.7M GoDaddy 1.2M

#36 .pl 6.5M

ISRG (Let's Encrypt) 5.3M Google Trust Services 800K Sectigo 287K

#37 .vip 5.5M

ISRG (Let's Encrypt) 2.5M GoDaddy 1.2M Google Trust Services 871K

#38 .id 5.3M

ISRG (Let's Encrypt) 3.3M Google Trust Services 1.5M Sectigo 488K

#39 .es 5.2M

ISRG (Let's Encrypt) 3.3M Sectigo 866K Google Trust Services 747K

#40 .be 4.9M

ISRG (Let's Encrypt) 3.3M Sectigo 827K Google Trust Services 617K

#41 .at 4.8M

ISRG (Let's Encrypt) 3.2M Sectigo 1.1M Google Trust Services 467K

#42 .pro 4.8M

ISRG (Let's Encrypt) 3.2M Google Trust Services 907K Sectigo 409K

#43 .se 4.8M

ISRG (Let's Encrypt) 3.9M Google Trust Services 648K Sectigo 157K

#44 .za 4.4M

ISRG (Let's Encrypt) 3.4M Google Trust Services 598K GoDaddy 301K

#45 .jp 4.4M

ISRG (Let's Encrypt) 3.3M Google Trust Services 567K Amazon Trust 363K

#46 .cz 3.7M

ISRG (Let's Encrypt) 3.0M Google Trust Services 339K Sectigo 306K

#47 .mx 3.4M

ISRG (Let's Encrypt) 2.0M Google Trust Services 570K GoDaddy 542K

#48 .biz 3.3M

ISRG (Let's Encrypt) 1.5M GoDaddy 698K Sectigo 543K

#49 .hu 3.2M

ISRG (Let's Encrypt) 2.8M Google Trust Services 212K Sectigo 108K

#50 .nz 3.1M

ISRG (Let's Encrypt) 1.9M Google Trust Services 701K Sectigo 289K

Monthly Issuance Trend — Top 10 CAs (last 6 months)

Monthly Expiry Trend — Top 10 CAs (last 6 months)

Geographic Distribution of Certificate Authorities CA owners & issuing CAs by country

🇺🇸 US 12 CAs

🇪🇸 ES 6 CAs

🇨🇳 CN 6 CAs

🇩🇪 DE 3 CAs

🇯🇵 JP 3 CAs

🇨🇭 CH 2 CAs

🇧🇷 BR 2 CAs

🇫🇷 FR 2 CAs

🇹🇼 TW 2 CAs

🇭🇺 HU 2 CAs

🇸🇮 SI 2 CAs

🇰🇷 KR 2 CAs

🇵🇱 PL 2 CAs

🇹🇳 TN 1 CA

🇬🇷 GR 1 CA

🇵🇹 PT 1 CA

🇸🇰 SK 1 CA

🇹🇷 TR 1 CA

🇮🇱 IL 1 CA

🇮🇳 IN 1 CA

🇷🇴 RO 1 CA

🇳🇴 NO 1 CA

🇦🇹 AT 1 CA

🇸🇪 SE 1 CA

🇨🇿 CZ 1 CA

🇮🇹 IT 1 CA

🇧🇪 BE 1 CA

🇭🇰 HK 1 CA