SSL Usage Distribution in the United Kingdom

Distribution for websites using SSL providers

Technology	Websites	%
SSL by Default	4,674,230	53.63
LetsEncrypt	1,795,589	20.6
HSTS	1,544,399	17.72
Sectigo SSL	156,773	1.8
GoDaddy SSL	113,285 ^*	1.3
DigiCert SSL	105,366	1.21
Encryption Everywhere	68,235	0.78
Common Name Invalid	61,807	0.71
Amazon SSL	42,274	0.49
Symantec Secure Site	39,860	0.46
Invalid Certificate Dates	30,899	0.35
Starfield Technologies	28,424	0.33
GeoTrust SSL	18,530	0.21
RapidSSL	12,089	0.14
GlobalSign	7,210	0.08
AlphaSSL	3,495	0.04
Cloudflare SSL	3,205	0.04
GoGetSSL	2,604	0.03
Thawte SSL	1,515	0.02
GlobalSign OV	961	0.01
CPanel SSL	790	0.01
Entrust SSL	570	0.01
Entrust EV	560	0.01
CERTUM	522	0.01
Comodo SSL	330	0
SSL.com	321	0
TrustAsia	209	0
USERTrust	151	0
SwissSign	147	0
GlobalSign EV	134	0
Network Solutions SSL	115	0
Corporation Service Company SSL	113	0
Buypass	109	0
Trustico DV	105	0
MrDomain	62	0
Isimtescil SSL	33	0
QuoVadis	21	0
JPRS	16	0
WoTrus	14	0
HydrantID	10	0
Gandi Standard SSL	10	0
FujiSSL	9	0
Telia Finland SSL	8	0
TBS INTERNET	8	0
Google SSL	7	0
InCommon	6	0
Heroku SSL	5	0
NETLOCK	3	0
Microsoft SSL	3	0
Trustwave SSL	3	0
TWCA	2	0
China Financial Certification Authority	1	0
Hongkong Post SSL	1	0
United SSL	1	0
Symantec Secure Site Pro	1	0
Extended Validation Certificate	1	0
AffirmTrust	1	0
CAcert	1	0
Strato SSL	1	0
Internet Widgits Pty Ltd	1	0
Symantec VeriSign	1	0
OVH SSL	1	0
EV United Kingdom	1	0