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Survey Data Mining: Home | FAQ | Archive | Glossary |
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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 | January 2021 Count |
January 2021 % |
December 2020 Count |
December 2020 % |
Growth % |
Let's Encrypt | 2,882,062 | 24.22 | 2,792,469 | 23.87 | 1.48 |
Sectigo Limited | 2,285,142 | 19.21 | 2,174,505 | 18.59 | 3.33 |
DigiCert | 1,561,802 | 13.13 | 1,546,562 | 13.22 | -0.71 |
cPanel, Inc. | 705,375 | 5.93 | 693,374 | 5.93 | 0.03 |
GlobalSign nv-sa | 586,013 | 4.93 | 589,054 | 5.04 | -2.18 |
Unknown | 445,088 | 3.74 | 430,674 | 3.68 | 1.62 |
GoDaddy.com, Inc. | 409,195 | 3.44 | 399,988 | 3.42 | 0.59 |
COMODO CA Limited | 366,152 | 3.08 | 431,553 | 3.69 | -16.58 |
Amazon | 239,092 | 2.01 | 226,922 | 1.94 | 3.60 |
Starfield Technologies, Inc. | 218,644 | 1.84 | 235,403 | 2.01 | -8.68 |
Cloudflare, Inc. | 191,631 | 1.61 | 186,242 | 1.59 | 1.17 |
SecureCore | 119,853 | 1.01 | 116,885 | 1.00 | 0.82 |
Plesk | 104,490 | 0.88 | 103,172 | 0.88 | -0.42 |
Gehirn Inc. | 92,692 | 0.78 | 90,825 | 0.78 | 0.35 |
SomeOrganization | 91,118 | 0.77 | 89,520 | 0.77 | 0.08 |
Unizeto Technologies S.A. | 88,162 | 0.74 | 87,526 | 0.75 | -0.96 |
Google Trust Services | 87,886 | 0.74 | 86,968 | 0.74 | -0.64 |
none | 87,359 | 0.73 | 85,994 | 0.74 | -0.11 |
ispgateway | 68,798 | 0.58 | 68,587 | 0.59 | -1.37 |
DreamHost | 65,714 | 0.55 | 62,895 | 0.54 | 2.73 |
Microsoft Corporation | 59,579 | 0.50 | 58,644 | 0.50 | -0.11 |
Internet2 | 54,147 | 0.46 | 54,406 | 0.47 | -2.14 |
home.pl S.A. | 42,799 | 0.36 | 41,896 | 0.36 | 0.44 |
Actalis S.p.A. | 40,853 | 0.34 | 40,012 | 0.34 | 0.39 |
GoGetSSL | 39,099 | 0.33 | 44,320 | 0.38 | -13.26 |
Odin | 37,487 | 0.32 | 37,148 | 0.32 | -0.78 |
Entrust, Inc. | 36,881 | 0.31 | 36,333 | 0.31 | -0.19 |
Parallels | 36,712 | 0.31 | 37,432 | 0.32 | -3.57 |
Gandi | 36,416 | 0.31 | 36,339 | 0.31 | -1.47 |
TERENA | 34,713 | 0.29 | 39,052 | 0.33 | -12.60 |
Trustwave Holdings, Inc. | 30,673 | 0.26 | 30,799 | 0.26 | -2.08 |
Webhosting | 30,419 | 0.26 | 29,986 | 0.26 | -0.26 |
TrustAsia Technologies, Inc. | 28,468 | 0.24 | 28,434 | 0.24 | -1.56 |
GEANT Vereniging | 25,824 | 0.22 | 21,114 | 0.18 | 20.26 |
GeoTrust Inc. | 24,431 | 0.21 | 24,522 | 0.21 | -2.04 |
Japan Registry Services Co., Ltd. | 23,041 | 0.19 | 22,637 | 0.19 | 0.08 |
Cybertrust Japan Co., Ltd. | 19,425 | 0.16 | 19,991 | 0.17 | -4.46 |
Internet Widgits Pty Ltd | 17,602 | 0.15 | 17,271 | 0.15 | 0.21 |
Acme Co | 16,521 | 0.14 | 15,603 | 0.13 | 4.11 |
Apache HTTP Server | 16,385 | 0.14 | 16,360 | 0.14 | -1.53 |
SECOM Trust Systems CO.,LTD. | 15,943 | 0.13 | 15,508 | 0.13 | 1.08 |
QuoVadis Limited | 15,716 | 0.13 | 16,279 | 0.14 | -5.08 |
Network Solutions L.L.C. | 15,080 | 0.13 | 15,202 | 0.13 | -2.46 |
Verein zur Foerderung eines Deutschen Forschungsnetzes e. V. | 15,013 | 0.13 | 14,976 | 0.13 | -1.43 |
WebSupport, s.r.o. | 14,967 | 0.13 | 15,104 | 0.13 | -2.57 |
Soluciones Corporativas IP, SL | 13,978 | 0.12 | 13,689 | 0.12 | 0.40 |
Default Company Ltd | 12,761 | 0.11 | 12,683 | 0.11 | -1.07 |
SH | 12,647 | 0.11 | 12,371 | 0.11 | 0.52 |
Trust Provider B.V. | 12,610 | 0.11 | 12,664 | 0.11 | -2.09 |
World4You Internet Services GmbH | 11,830 | 0.10 | 11,554 | 0.10 | 0.67 |
WEDOS Internet, a.s. | 11,671 | 0.10 | 11,536 | 0.10 | -0.52 |
DOMENY.PL sp. z o.o | 9,570 | 0.08 | 9,352 | 0.08 | 0.62 |
Corporation Service Company | 9,421 | 0.08 | 9,416 | 0.08 | -1.62 |
Test Self SSL Company | 8,965 | 0.08 | 8,750 | 0.07 | 0.74 |
KAGOYA-JAPAN | 8,474 | 0.07 | 8,332 | 0.07 | 0.00 |
ZeroSSL | 7,783 | 0.07 | 7,742 | 0.07 | -1.15 |
www.sprinthost.ru | 7,209 | 0.06 | 7,164 | 0.06 | -1.06 |
Unspecified | 6,829 | 0.06 | 6,296 | 0.05 | 6.65 |
ddos-guard | 6,789 | 0.06 | 12,136 | 0.10 | -45.00 |
The Trustico Group Ltd | 6,422 | 0.05 | 6,381 | 0.05 | -1.04 |
Caddy Self-Signed | 5,720 | 0.05 | 5,765 | 0.05 | -2.44 |
XX | 5,667 | 0.05 | 5,553 | 0.05 | 0.34 |
CloudFlare, Inc. | 5,553 | 0.05 | 5,532 | 0.05 | -1.30 |
o2switch | 5,273 | 0.04 | 4,909 | 0.04 | 5.62 |
Basekit Ltd | 5,228 | 0.04 | 4,708 | 0.04 | 9.18 |
Dreamcommerce S.A. | 5,209 | 0.04 | 5,056 | 0.04 | 1.30 |
TAIWAN-CA | 4,824 | 0.04 | 4,688 | 0.04 | 1.18 |
T-Systems International GmbH | 4,578 | 0.04 | 4,459 | 0.04 | 0.95 |
SSL Corporation | 4,339 | 0.04 | 4,227 | 0.04 | 0.93 |
Mirohost | 4,322 | 0.04 | 4,291 | 0.04 | -0.96 |
dhosting.pl Sp. z o.o. | 4,317 | 0.04 | 4,197 | 0.04 | 1.14 |
SwissSign AG | 4,020 | 0.03 | 3,940 | 0.03 | 0.32 |
Buypass AS-983163327 | 3,880 | 0.03 | 3,840 | 0.03 | -0.65 |
National Institute of Informatics | 3,870 | 0.03 | 4,042 | 0.03 | -5.86 |
nazwa.pl sp. z o.o. | 3,869 | 0.03 | 3,762 | 0.03 | 1.12 |
GMO CLOUD K.K. | 3,815 | 0.03 | 3,715 | 0.03 | 0.97 |
thawte, Inc. | 3,685 | 0.03 | 3,704 | 0.03 | -2.18 |
GeoTrust, Inc. | 3,580 | 0.03 | 3,656 | 0.03 | -3.72 |
HydrantID (Avalanche Cloud Corporation) | 3,518 | 0.03 | 3,623 | 0.03 | -4.52 |
DealerInspire | 3,466 | 0.03 | 3,368 | 0.03 | 1.19 |
NetLock Kft. | 3,446 | 0.03 | 3,422 | 0.03 | -0.99 |
QuoVadis Trustlink B.V. | 3,361 | 0.03 | 3,050 | 0.03 | 8.35 |
CentOS Web Panel | 3,325 | 0.03 | 3,252 | 0.03 | 0.53 |
N/A | 3,001 | 0.03 | 2,123 | 0.02 | 38.99 |
testexample | 2,957 | 0.02 | 2,774 | 0.02 | 4.81 |
WoTrus CA Limited | 2,946 | 0.02 | 2,827 | 0.02 | 2.46 |
SSL Server | 2,860 | 0.02 | 2,840 | 0.02 | -0.98 |
Bitrix | 2,822 | 0.02 | 2,731 | 0.02 | 1.60 |
Guardian Inc. | 2,801 | 0.02 | 2,787 | 0.02 | -1.18 |
ONEsolution s.r.o. | 2,707 | 0.02 | 2,654 | 0.02 | 0.29 |
Digital Element | 2,687 | 0.02 | 2,685 | 0.02 | -1.60 |
Beijing Knownsec Information Technology Co., Ltd | 2,577 | 0.02 | 2,747 | 0.02 | -7.76 |
unaone | 2,457 | 0.02 | 2,463 | 0.02 | -1.91 |
FASTVPS | 2,416 | 0.02 | 2,351 | 0.02 | 1.04 |
Fasthosts Internet Limited | 2,375 | 0.02 | 2,315 | 0.02 | 0.87 |
MyCompany | 2,365 | 0.02 | 2,350 | 0.02 | -1.05 |
Comodo Limited | 2,348 | 0.02 | 2,340 | 0.02 | -1.34 |
DivMulTech LLC | 2,291 | 0.02 | 2,267 | 0.02 | -0.63 |
EUNETIC GmbH | 2,227 | 0.02 | 2,200 | 0.02 | -0.47 |
StartCom Ltd. | 2,209 | 0.02 | 2,205 | 0.02 | -1.50 |
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.