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Survey Data Mining: Home | FAQ | Archive | Glossary |
|
Report Description |
This report doesn't have that problem, since it doesn't verify the signatures of the certificates it finds, it only uses the issuer Organization Name to uniquely identify the issuing CA.
CA | February 2021 Count |
February 2021 % |
January 2021 Count |
January 2021 % |
Growth % |
Let's Encrypt | 2,970,259 | 24.55 | 2,882,062 | 24.22 | 1.35 |
Sectigo Limited | 2,332,841 | 19.28 | 2,285,142 | 19.21 | 0.40 |
DigiCert | 1,576,277 | 13.03 | 1,561,802 | 13.13 | -0.74 |
cPanel, Inc. | 728,793 | 6.02 | 705,375 | 5.93 | 1.61 |
GlobalSign nv-sa | 573,071 | 4.74 | 586,013 | 4.93 | -3.83 |
Unknown | 451,130 | 3.73 | 445,088 | 3.74 | -0.32 |
GoDaddy.com, Inc. | 408,692 | 3.38 | 409,195 | 3.44 | -1.78 |
Amazon | 241,245 | 1.99 | 239,092 | 2.01 | -0.77 |
Unizeto Technologies S.A. | 238,345 | 1.97 | 88,162 | 0.74 | 165.88 |
Starfield Technologies, Inc. | 219,347 | 1.81 | 218,644 | 1.84 | -1.34 |
COMODO CA Limited | 207,576 | 1.72 | 366,152 | 3.08 | -44.25 |
Cloudflare, Inc. | 199,238 | 1.65 | 191,631 | 1.61 | 2.25 |
SecureCore | 122,944 | 1.02 | 119,853 | 1.01 | 0.88 |
Plesk | 105,787 | 0.87 | 104,490 | 0.88 | -0.43 |
Gehirn Inc. | 94,739 | 0.78 | 92,692 | 0.78 | 0.52 |
SomeOrganization | 91,951 | 0.76 | 91,118 | 0.77 | -0.76 |
none | 89,500 | 0.74 | 87,359 | 0.73 | 0.76 |
Google Trust Services | 89,105 | 0.74 | 87,886 | 0.74 | -0.29 |
ispgateway | 69,197 | 0.57 | 68,798 | 0.58 | -1.08 |
DreamHost | 68,485 | 0.57 | 65,714 | 0.55 | 2.49 |
Microsoft Corporation | 60,562 | 0.50 | 59,579 | 0.50 | -0.03 |
Internet2 | 53,806 | 0.44 | 54,147 | 0.46 | -2.27 |
home.pl S.A. | 43,581 | 0.36 | 42,799 | 0.36 | 0.14 |
Actalis S.p.A. | 41,709 | 0.34 | 40,853 | 0.34 | 0.41 |
GoGetSSL | 40,679 | 0.34 | 39,099 | 0.33 | 2.32 |
Odin | 37,335 | 0.31 | 37,487 | 0.32 | -2.05 |
Entrust, Inc. | 37,225 | 0.31 | 36,881 | 0.31 | -0.74 |
Gandi | 36,649 | 0.30 | 36,416 | 0.31 | -1.03 |
Parallels | 36,602 | 0.30 | 36,712 | 0.31 | -1.95 |
TERENA | 32,524 | 0.27 | 34,713 | 0.29 | -7.86 |
TrustAsia Technologies, Inc. | 31,178 | 0.26 | 28,468 | 0.24 | 7.71 |
Webhosting | 31,009 | 0.26 | 30,419 | 0.26 | 0.25 |
Trustwave Holdings, Inc. | 30,716 | 0.25 | 30,673 | 0.26 | -1.52 |
GEANT Vereniging | 28,945 | 0.24 | 25,824 | 0.22 | 10.23 |
GeoTrust Inc. | 24,635 | 0.20 | 24,431 | 0.21 | -0.83 |
Japan Registry Services Co., Ltd. | 23,360 | 0.19 | 23,041 | 0.19 | -0.29 |
Cybertrust Japan Co., Ltd. | 19,497 | 0.16 | 19,425 | 0.16 | -1.29 |
Internet Widgits Pty Ltd | 17,711 | 0.15 | 17,602 | 0.15 | -1.05 |
Acme Co | 17,170 | 0.14 | 16,521 | 0.14 | 2.21 |
SECOM Trust Systems CO.,LTD. | 16,558 | 0.14 | 15,943 | 0.13 | 2.14 |
Apache HTTP Server | 16,411 | 0.14 | 16,385 | 0.14 | -1.50 |
Network Solutions L.L.C. | 15,342 | 0.13 | 15,080 | 0.13 | 0.05 |
WebSupport, s.r.o. | 15,175 | 0.13 | 14,967 | 0.13 | -0.29 |
Verein zur Foerderung eines Deutschen Forschungsnetzes e. V. | 15,166 | 0.13 | 15,013 | 0.13 | -0.65 |
QuoVadis Limited | 15,009 | 0.12 | 15,716 | 0.13 | -6.08 |
Soluciones Corporativas IP, SL | 14,268 | 0.12 | 13,978 | 0.12 | 0.39 |
SH | 12,919 | 0.11 | 12,647 | 0.11 | 0.46 |
Default Company Ltd | 12,828 | 0.11 | 12,761 | 0.11 | -1.14 |
Trust Provider B.V. | 12,750 | 0.11 | 12,610 | 0.11 | -0.56 |
World4You Internet Services GmbH | 12,126 | 0.10 | 11,830 | 0.10 | 0.81 |
WEDOS Internet, a.s. | 11,791 | 0.10 | 11,671 | 0.10 | -0.64 |
DOMENY.PL sp. z o.o | 9,612 | 0.08 | 9,570 | 0.08 | -1.22 |
Corporation Service Company | 9,567 | 0.08 | 9,421 | 0.08 | -0.13 |
Test Self SSL Company | 9,188 | 0.08 | 8,965 | 0.08 | 0.79 |
KAGOYA-JAPAN | 8,629 | 0.07 | 8,474 | 0.07 | 0.14 |
ZeroSSL | 7,883 | 0.07 | 7,783 | 0.07 | -0.39 |
Unspecified | 7,501 | 0.06 | 6,829 | 0.06 | 8.02 |
www.sprinthost.ru | 7,455 | 0.06 | 7,209 | 0.06 | 1.70 |
ddos-guard | 6,982 | 0.06 | 6,789 | 0.06 | 1.14 |
The Trustico Group Ltd | 6,499 | 0.05 | 6,422 | 0.05 | -0.48 |
Basekit Ltd | 5,838 | 0.05 | 5,228 | 0.04 | 9.82 |
XX | 5,834 | 0.05 | 5,667 | 0.05 | 1.24 |
CloudFlare, Inc. | 5,753 | 0.05 | 5,553 | 0.05 | 1.89 |
o2switch | 5,583 | 0.05 | 5,273 | 0.04 | 4.13 |
Caddy Self-Signed | 5,573 | 0.05 | 5,720 | 0.05 | -4.18 |
Dreamcommerce S.A. | 5,341 | 0.04 | 5,209 | 0.04 | 0.84 |
TAIWAN-CA | 4,877 | 0.04 | 4,824 | 0.04 | -0.57 |
T-Systems International GmbH | 4,608 | 0.04 | 4,578 | 0.04 | -1.01 |
dhosting.pl Sp. z o.o. | 4,503 | 0.04 | 4,317 | 0.04 | 2.58 |
SSL Corporation | 4,443 | 0.04 | 4,339 | 0.04 | 0.70 |
Mirohost | 4,377 | 0.04 | 4,322 | 0.04 | -0.40 |
nazwa.pl sp. z o.o. | 3,986 | 0.03 | 3,869 | 0.03 | 1.32 |
SwissSign AG | 3,976 | 0.03 | 4,020 | 0.03 | -2.73 |
Buypass AS-983163327 | 3,923 | 0.03 | 3,880 | 0.03 | -0.56 |
GMO CLOUD K.K. | 3,911 | 0.03 | 3,815 | 0.03 | 0.82 |
thawte, Inc. | 3,623 | 0.03 | 3,685 | 0.03 | -3.31 |
GeoTrust, Inc. | 3,582 | 0.03 | 3,580 | 0.03 | -1.60 |
CentOS Web Panel | 3,581 | 0.03 | 3,325 | 0.03 | 5.92 |
DealerInspire | 3,580 | 0.03 | 3,466 | 0.03 | 1.58 |
HydrantID (Avalanche Cloud Corporation) | 3,553 | 0.03 | 3,518 | 0.03 | -0.68 |
QuoVadis Trustlink B.V. | 3,543 | 0.03 | 3,361 | 0.03 | 3.67 |
National Institute of Informatics | 3,497 | 0.03 | 3,870 | 0.03 | -11.13 |
testexample | 3,171 | 0.03 | 2,957 | 0.02 | 5.46 |
N/A | 3,012 | 0.02 | 3,001 | 0.03 | -1.29 |
WoTrus CA Limited | 2,978 | 0.02 | 2,946 | 0.02 | -0.59 |
Bitrix | 2,974 | 0.02 | 2,822 | 0.02 | 3.64 |
SSL Server | 2,883 | 0.02 | 2,860 | 0.02 | -0.86 |
Guardian Inc. | 2,858 | 0.02 | 2,801 | 0.02 | 0.35 |
ONEsolution s.r.o. | 2,776 | 0.02 | 2,707 | 0.02 | 0.85 |
Beijing Knownsec Information Technology Co., Ltd | 2,731 | 0.02 | 2,577 | 0.02 | 4.22 |
Digital Element | 2,688 | 0.02 | 2,687 | 0.02 | -1.62 |
FASTVPS | 2,505 | 0.02 | 2,416 | 0.02 | 1.97 |
unaone | 2,443 | 0.02 | 2,457 | 0.02 | -2.22 |
Fasthosts Internet Limited | 2,428 | 0.02 | 2,375 | 0.02 | 0.54 |
NetLock Kft. | 2,419 | 0.02 | 3,446 | 0.03 | -30.96 |
MyCompany | 2,378 | 0.02 | 2,365 | 0.02 | -1.11 |
Comodo Limited | 2,316 | 0.02 | 2,348 | 0.02 | -3.00 |
DivMulTech LLC | 2,306 | 0.02 | 2,291 | 0.02 | -1.01 |
AttHost Sp z o.o. | 2,246 | 0.02 | 0 | 0.00 | N/A |
EUNETIC GmbH | 2,228 | 0.02 | 2,227 | 0.02 | -1.61 |
Note: Readers are cautioned that the Growth percentages are based on
a CA's market share penetration rather than the absolute number of
certificates we detected. Thus, it is possible for the number of certificates
to increase, while the growth is actually a negative value.