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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 | April 2019 Count |
April 2019 % |
March 2019 Count |
March 2019 % |
Growth % |
COMODO CA Limited | 1,309,700 | 26.15 | 124,460 | 19.87 | 31.58 |
DigiCert | 850,121 | 16.97 | 148,906 | 23.78 | -28.62 |
Let's Encrypt | 821,301 | 16.40 | 95,700 | 15.28 | 7.31 |
GlobalSign nv-sa | 358,258 | 7.15 | 34,900 | 5.57 | 28.35 |
GoDaddy.com, Inc. | 227,130 | 4.53 | 33,730 | 5.39 | -15.80 |
cPanel, Inc. | 178,154 | 3.56 | 27,904 | 4.46 | -20.17 |
Unknown | 137,546 | 2.75 | 15,690 | 2.51 | 9.61 |
Sectigo Limited | 122,352 | 2.44 | 16,335 | 2.61 | -6.35 |
Amazon | 109,874 | 2.19 | 15,089 | 2.41 | -8.95 |
Starfield Technologies, Inc. | 66,358 | 1.32 | 7,479 | 1.19 | 10.94 |
Google Trust Services | 58,941 | 1.18 | 2,631 | 0.42 | 180.11 |
Internet2 | 35,580 | 0.71 | 5,734 | 0.92 | -22.41 |
TERENA | 33,565 | 0.67 | 7,122 | 1.14 | -41.07 |
SomeOrganization | 31,762 | 0.63 | 3,530 | 0.56 | 12.50 |
Microsoft Corporation | 30,647 | 0.61 | 2,258 | 0.36 | 69.71 |
Plesk | 30,600 | 0.61 | 4,341 | 0.69 | -11.86 |
ispgateway | 29,650 | 0.59 | 3,897 | 0.62 | -4.87 |
Unizeto Technologies S.A. | 29,010 | 0.58 | 3,240 | 0.52 | 11.95 |
GeoTrust Inc. | 27,945 | 0.56 | 4,670 | 0.75 | -25.18 |
none | 27,851 | 0.56 | 4,035 | 0.64 | -13.70 |
Entrust, Inc. | 26,025 | 0.52 | 3,885 | 0.62 | -16.24 |
Trustwave Holdings, Inc. | 23,019 | 0.46 | 1,905 | 0.30 | 51.09 |
Gandi | 22,919 | 0.46 | 2,945 | 0.47 | -2.69 |
Parallels | 21,969 | 0.44 | 3,331 | 0.53 | -17.54 |
SecureCore | 21,879 | 0.44 | 2,517 | 0.40 | 8.69 |
Odin | 16,764 | 0.33 | 2,509 | 0.40 | -16.46 |
home.pl S.A. | 15,095 | 0.30 | 2,446 | 0.39 | -22.84 |
Apache HTTP Server | 14,785 | 0.30 | 135 | 0.02 | 1269.37 |
Network Solutions L.L.C. | 14,107 | 0.28 | 2,024 | 0.32 | -12.85 |
Gehirn Inc. | 13,416 | 0.27 | 1,280 | 0.20 | 31.05 |
QuoVadis Limited | 12,496 | 0.25 | 1,927 | 0.31 | -18.92 |
Cybertrust Japan Co., Ltd. | 12,185 | 0.24 | 1,045 | 0.17 | 45.79 |
DreamHost | 9,130 | 0.18 | 1,039 | 0.17 | 9.87 |
Actalis S.p.A./03358520967 | 9,097 | 0.18 | 1,108 | 0.18 | 2.66 |
Internet Widgits Pty Ltd | 8,922 | 0.18 | 361 | 0.06 | 209.02 |
Webhosting | 7,268 | 0.15 | 1,173 | 0.19 | -22.53 |
nazwa.pl sp. z o.o. | 7,236 | 0.14 | 879 | 0.14 | 2.93 |
SECOM Trust Systems CO.,LTD. | 6,499 | 0.13 | 823 | 0.13 | -1.26 |
io.ua | 5,929 | 0.12 | 0 | 0.00 | N/A |
Corporation Service Company | 5,914 | 0.12 | 981 | 0.16 | -24.62 |
Verein zur Foerderung eines Deutschen Forschungsnetzes e. V. | 5,787 | 0.12 | 927 | 0.15 | -21.94 |
StartCom Ltd. | 5,338 | 0.11 | 416 | 0.07 | 60.44 |
WebSupport, s.r.o. | 5,234 | 0.10 | 760 | 0.12 | -13.89 |
The Trustico Group Ltd | 5,132 | 0.10 | 522 | 0.08 | 22.93 |
Trust Provider B.V. | 4,952 | 0.10 | 869 | 0.14 | -28.75 |
Hosting Ukraine LLC | 4,634 | 0.09 | 559 | 0.09 | 3.65 |
Japan Registry Services Co., Ltd. | 4,508 | 0.09 | 782 | 0.12 | -27.92 |
TrustAsia Technologies, Inc. | 4,371 | 0.09 | 457 | 0.07 | 19.59 |
thawte, Inc. | 4,219 | 0.08 | 661 | 0.11 | -20.19 |
Nijimo, Inc. | 3,931 | 0.08 | 397 | 0.06 | 23.81 |
GeoTrust, Inc. | 3,415 | 0.07 | 543 | 0.09 | -21.36 |
Pizza-Taxi.de GmbH / CA | 3,381 | 0.07 | 0 | 0.00 | N/A |
HydrantID (Avalanche Cloud Corporation) | 3,376 | 0.07 | 746 | 0.12 | -43.42 |
DOMENY.PL sp. z o.o | 3,213 | 0.06 | 365 | 0.06 | 10.07 |
SH | 2,998 | 0.06 | 341 | 0.05 | 9.93 |
WEDOS Internet, a.s. | 2,786 | 0.06 | 352 | 0.06 | -1.04 |
Symantec Corporation | 2,663 | 0.05 | 483 | 0.08 | -31.06 |
Default Company Ltd | 2,660 | 0.05 | 324 | 0.05 | 2.65 |
Acme Co | 2,514 | 0.05 | 243 | 0.04 | 29.36 |
National Institute of Informatics | 2,405 | 0.05 | 473 | 0.08 | -36.43 |
Comodo Limited | 2,353 | 0.05 | 305 | 0.05 | -3.54 |
KAGOYA-JAPAN | 2,325 | 0.05 | 400 | 0.06 | -27.32 |
KDDI Web Communications Inc. | 2,210 | 0.04 | 370 | 0.06 | -25.32 |
XX | 2,157 | 0.04 | 400 | 0.06 | -32.57 |
Test Self SSL Company | 2,151 | 0.04 | 297 | 0.05 | -9.44 |
World4You Internet Services GmbH | 2,133 | 0.04 | 194 | 0.03 | 37.47 |
TAIWAN-CA | 2,122 | 0.04 | 339 | 0.05 | -21.73 |
Rede Nacional de Ensino e Pesquisa - RNP | 2,075 | 0.04 | 728 | 0.12 | -64.36 |
SSL.com | 2,067 | 0.04 | 404 | 0.06 | -36.03 |
SwissSign AG | 2,044 | 0.04 | 392 | 0.06 | -34.80 |
CloudFlare, Inc. | 1,983 | 0.04 | 0 | 0.00 | N/A |
T-Systems International GmbH | 1,982 | 0.04 | 327 | 0.05 | -24.21 |
www.sprinthost.ru | 1,679 | 0.03 | 150 | 0.02 | 39.96 |
Government of Korea | 1,645 | 0.03 | 337 | 0.05 | -38.97 |
WoSign CA Limited | 1,593 | 0.03 | 284 | 0.05 | -29.87 |
Soluciones Corporativas IP, SL | 1,552 | 0.03 | 110 | 0.02 | 76.41 |
AC Camerfirma S.A. | 1,521 | 0.03 | 277 | 0.04 | -31.34 |
Mirohost | 1,469 | 0.03 | 147 | 0.02 | 24.95 |
NetLock Kft. | 1,456 | 0.03 | 245 | 0.04 | -25.69 |
MyCompany | 1,455 | 0.03 | 443 | 0.07 | -58.93 |
Buypass AS-983163327 | 1,448 | 0.03 | 241 | 0.04 | -24.88 |
EUNETIC GmbH | 1,396 | 0.03 | 155 | 0.02 | 12.61 |
AffirmTrust | 1,319 | 0.03 | 224 | 0.04 | -26.37 |
Dreamcommerce S.A. | 1,296 | 0.03 | 459 | 0.07 | -64.70 |
Verisign | 1,268 | 0.03 | 122 | 0.02 | 29.95 |
UIC | 1,170 | 0.02 | 0 | 0.00 | N/A |
dhosting.pl Sp. z o.o. | 1,150 | 0.02 | 0 | 0.00 | N/A |
Guardian Inc. | 1,148 | 0.02 | 0 | 0.00 | N/A |
CertCenter AG | 1,143 | 0.02 | 205 | 0.03 | -30.29 |
Globe Hosting, Inc. | 862 | 0.02 | 240 | 0.04 | -55.09 |
OVH | 820 | 0.02 | 0 | 0.00 | N/A |
Thawte, Inc. | 780 | 0.02 | 126 | 0.02 | -22.60 |
WoTrus CA Limited | 779 | 0.02 | 0 | 0.00 | N/A |
GMO CLOUD K.K. | 771 | 0.02 | 104 | 0.02 | -7.31 |
Comvive Servidores SL | 770 | 0.02 | 0 | 0.00 | N/A |
Equifax (Geotrust) | 748 | 0.01 | 0 | 0.00 | N/A |
Fiducia & GAD IT AG | 745 | 0.01 | 162 | 0.03 | -42.50 |
Beijing Knownsec Information Technology Co., Ltd | 720 | 0.01 | 0 | 0.00 | N/A |
DHIMYOTIS | 712 | 0.01 | 124 | 0.02 | -28.21 |
TBS INTERNET | 677 | 0.01 | 0 | 0.00 | N/A |
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.