This page provides information about the usage of the LetsEncrypt project, including summaries across all versions and details for each release. For each week beginning on the given date the figures show the number of sites that reported they are using a given version of the project.

LetsEncrypt project page
Usage statistics for all projects

Week starting 8.x-1.x Total
June 14th, 2026 31 31
June 7th, 2026 28 28
May 31st, 2026 33 33
May 24th, 2026 30 30
May 17th, 2026 34 34
May 10th, 2026 33 33
May 3rd, 2026 32 32
April 26th, 2026 34 34
April 19th, 2026 36 36
April 12th, 2026 35 35
April 5th, 2026 38 38
March 29th, 2026 35 35
March 22nd, 2026 32 32
March 15th, 2026 38 38
March 8th, 2026 34 34
February 22nd, 2026 37 37
February 15th, 2026 36 36
February 8th, 2026 41 41
February 1st, 2026 37 37
January 25th, 2026 41 41
January 18th, 2026 46 46
January 11th, 2026 43 43
January 4th, 2026 42 42
December 28th, 2025 43 43
December 21st, 2025 46 46
December 14th, 2025 43 43
December 7th, 2025 42 42
November 30th, 2025 42 42
November 23rd, 2025 43 43
November 16th, 2025 43 43
November 9th, 2025 40 40
November 2nd, 2025 42 42
October 26th, 2025 43 43
October 19th, 2025 42 42
October 12th, 2025 46 46
October 5th, 2025 43 43
September 28th, 2025 46 46
September 21st, 2025 46 46
September 14th, 2025 41 41
September 7th, 2025 47 47
August 31st, 2025 45 45
August 24th, 2025 48 48
August 17th, 2025 46 46
August 10th, 2025 43 43
August 3rd, 2025 49 49
July 27th, 2025 43 43
July 20th, 2025 44 44
July 13th, 2025 44 44
July 6th, 2025 43 43
June 29th, 2025 44 44
June 22nd, 2025 41 41
June 15th, 2025 43 43
June 8th, 2025 39 39
June 1st, 2025 47 47
May 25th, 2025 50 50
May 18th, 2025 43 43
May 11th, 2025 40 40
May 4th, 2025 40 40
April 27th, 2025 43 43
April 20th, 2025 40 40
April 13th, 2025 40 40
April 6th, 2025 41 41
March 30th, 2025 40 40
March 23rd, 2025 43 43
March 16th, 2025 40 40
March 9th, 2025 42 42
March 2nd, 2025 39 39
February 23rd, 2025 38 38
February 16th, 2025 48 48
February 9th, 2025 49 49
February 2nd, 2025 50 50
January 26th, 2025 47 47
January 19th, 2025 41 41
January 12th, 2025 42 42
January 5th, 2025 43 43
December 29th, 2024 37 37
December 22nd, 2024 41 41
December 15th, 2024 49 49
December 8th, 2024 42 42
December 1st, 2024 45 45
November 24th, 2024 45 45
November 17th, 2024 50 50
November 10th, 2024 46 46
November 3rd, 2024 51 51
October 27th, 2024 51 51
October 20th, 2024 54 54
October 13th, 2024 47 47
October 6th, 2024 52 52
September 29th, 2024 50 50
September 22nd, 2024 47 47
September 15th, 2024 54 54
September 8th, 2024 50 50
September 1st, 2024 46 46
August 25th, 2024 47 47
August 18th, 2024 57 57
August 11th, 2024 47 47
August 4th, 2024 50 50
July 28th, 2024 44 44
July 21st, 2024 50 50
July 14th, 2024 47 47
July 7th, 2024 39 39
June 30th, 2024 47 47
June 23rd, 2024 49 49
June 16th, 2024 50 50
June 9th, 2024 53 53
June 2nd, 2024 57 57
May 26th, 2024 55 55
May 19th, 2024 48 48
May 12th, 2024 54 54
May 5th, 2024 45 45
April 28th, 2024 54 54
April 21st, 2024 52 52
April 14th, 2024 54 54
April 7th, 2024 46 46
March 31st, 2024 49 49
March 24th, 2024 55 55
March 17th, 2024 58 58
March 10th, 2024 49 49
March 3rd, 2024 50 50
February 25th, 2024 49 49
February 18th, 2024 54 54
February 11th, 2024 52 52
February 4th, 2024 50 50
January 28th, 2024 50 50
January 21st, 2024 52 52
January 14th, 2024 54 54
January 7th, 2024 53 53
December 31st, 2023 46 46
December 24th, 2023 50 50
December 17th, 2023 48 48
December 10th, 2023 41 41
December 3rd, 2023 42 42
November 26th, 2023 48 48
November 19th, 2023 41 41
November 12th, 2023 45 45
November 5th, 2023 47 47
October 29th, 2023 48 48
October 22nd, 2023 51 51
October 15th, 2023 48 48
October 8th, 2023 53 53
October 1st, 2023 51 51
September 24th, 2023 47 47
September 17th, 2023 52 52
September 10th, 2023 54 54
September 3rd, 2023 48 48
August 27th, 2023 49 49
August 20th, 2023 50 50
August 13th, 2023 45 45
August 6th, 2023 53 53
July 30th, 2023 45 45
July 23rd, 2023 41 41
July 16th, 2023 42 42
July 9th, 2023 43 43
July 2nd, 2023 43 43
June 25th, 2023 39 39
June 18th, 2023 44 44
June 11th, 2023 37 37
June 4th, 2023 38 38
May 28th, 2023 33 33
May 21st, 2023 40 40
May 14th, 2023 40 40
May 7th, 2023 45 45
April 30th, 2023 41 41
April 23rd, 2023 44 44
April 16th, 2023 44 44
April 9th, 2023 39 39
April 2nd, 2023 47 47
March 26th, 2023 43 43
March 19th, 2023 46 46
March 12th, 2023 42 42
March 5th, 2023 42 42
February 26th, 2023 45 45
February 19th, 2023 41 41
February 12th, 2023 36 36
February 5th, 2023 42 42
January 29th, 2023 43 43
January 22nd, 2023 38 38
January 15th, 2023 44 44
January 8th, 2023 48 48
January 1st, 2023 52 52
December 25th, 2022 49 49
December 18th, 2022 39 39
December 11th, 2022 45 45
December 4th, 2022 48 48
November 27th, 2022 47 47
November 20th, 2022 46 46
November 13th, 2022 39 39
November 6th, 2022 46 46
October 30th, 2022 43 43
October 23rd, 2022 47 47
October 16th, 2022 43 43
October 9th, 2022 43 43
October 2nd, 2022 47 47
September 25th, 2022 47 47
September 18th, 2022 46 46
September 11th, 2022 41 41
September 4th, 2022 44 44
August 28th, 2022 40 40
August 21st, 2022 38 38
August 14th, 2022 39 39
August 7th, 2022 40 40
July 31st, 2022 41 41
July 24th, 2022 45 45
July 17th, 2022 43 43
July 10th, 2022 42 42
July 3rd, 2022 41 41
June 26th, 2022 37 37
June 19th, 2022 37 37
June 12th, 2022 134 134
June 5th, 2022 111 111
May 29th, 2022 43 43
May 22nd, 2022 61 61
May 15th, 2022 63 63
May 8th, 2022 131 131
May 1st, 2022 169 169
April 24th, 2022 193 193
April 17th, 2022 197 197
April 10th, 2022 153 153
April 3rd, 2022 49 49
March 27th, 2022 51 51
March 20th, 2022 54 54
March 13th, 2022 55 55
March 6th, 2022 40 40
February 27th, 2022 40 40
February 20th, 2022 46 46
February 13th, 2022 39 39
February 6th, 2022 44 44
January 30th, 2022 43 43
January 23rd, 2022 42 42
January 16th, 2022 46 46
January 9th, 2022 46 46
January 2nd, 2022 45 45
December 26th, 2021 42 42
December 19th, 2021 48 48
December 12th, 2021 52 52
December 5th, 2021 49 49
November 28th, 2021 45 45
November 21st, 2021 49 49
November 14th, 2021 54 54
November 7th, 2021 47 47
October 31st, 2021 50 50
October 24th, 2021 51 51
October 17th, 2021 55 55
October 10th, 2021 53 53
October 3rd, 2021 51 51
September 26th, 2021 56 56
September 19th, 2021 47 47
September 12th, 2021 52 52
September 5th, 2021 51 51
August 29th, 2021 48 48
August 22nd, 2021 48 48
August 15th, 2021 37 37
August 8th, 2021 44 44
August 1st, 2021 42 42
July 25th, 2021 54 54
July 18th, 2021 48 48
July 11th, 2021 45 45
July 4th, 2021 37 37
June 27th, 2021 40 40
June 20th, 2021 43 43
June 13th, 2021 54 54
June 6th, 2021 46 46
May 30th, 2021 42 42
May 23rd, 2021 46 46
May 16th, 2021 53 53
May 9th, 2021 45 45
May 2nd, 2021 51 51
April 25th, 2021 48 48
April 18th, 2021 50 50
April 11th, 2021 51 51
April 4th, 2021 49 49
March 28th, 2021 45 45
March 21st, 2021 44 44
March 14th, 2021 43 43
March 7th, 2021 48 48
February 28th, 2021 51 51
February 21st, 2021 47 47
February 14th, 2021 50 50
February 7th, 2021 48 48
January 31st, 2021 59 59
January 24th, 2021 51 51
January 17th, 2021 50 50
January 10th, 2021 53 53
January 3rd, 2021 59 59
December 27th, 2020 51 51
December 20th, 2020 51 51
December 13th, 2020 44 44
December 6th, 2020 56 56
November 29th, 2020 47 47
November 22nd, 2020 53 53
November 15th, 2020 48 48
November 8th, 2020 54 54
November 1st, 2020 46 46
October 25th, 2020 48 48
October 18th, 2020 43 43
October 11th, 2020 46 46
October 4th, 2020 40 40
September 27th, 2020 44 44
September 20th, 2020 37 37
September 13th, 2020 35 35
September 6th, 2020 33 33
August 30th, 2020 31 31
August 23rd, 2020 29 29
August 16th, 2020 33 33
August 9th, 2020 33 33
August 2nd, 2020 30 30
July 26th, 2020 29 29
July 19th, 2020 28 28
July 12th, 2020 41 41
July 5th, 2020 31 31
June 28th, 2020 34 34
June 21st, 2020 29 29
June 14th, 2020 23 23
June 7th, 2020 22 22
May 31st, 2020 23 23
May 24th, 2020 24 24
May 17th, 2020 21 21
May 10th, 2020 27 27
May 3rd, 2020 30 30
April 26th, 2020 26 26
April 19th, 2020 26 26
April 12th, 2020 19 19
April 5th, 2020 23 23
March 29th, 2020 24 24
March 22nd, 2020 26 26
March 15th, 2020 25 25
March 8th, 2020 21 21
March 1st, 2020 22 22
February 23rd, 2020 21 21
February 16th, 2020 21 21
February 9th, 2020 18 18
February 2nd, 2020 15 15
January 26th, 2020 12 12
January 19th, 2020 14 14
January 12th, 2020 13 13
January 5th, 2020 13 13
December 29th, 2019 13 13
December 22nd, 2019 13 13
December 15th, 2019 11 11
December 8th, 2019 15 15
December 1st, 2019 15 15
November 24th, 2019 11 11
November 17th, 2019 15 15
November 10th, 2019 12 12
November 3rd, 2019 18 18
October 27th, 2019 17 17
October 20th, 2019 17 17
October 13th, 2019 16 16
October 6th, 2019 18 18
September 29th, 2019 20 20
September 22nd, 2019 13 13
September 15th, 2019 14 14
September 8th, 2019 15 15
September 1st, 2019 13 13
August 25th, 2019 15 15
August 18th, 2019 11 11
August 11th, 2019 11 11
August 4th, 2019 14 14
July 28th, 2019 11 11
July 21st, 2019 9 9
July 14th, 2019 14 14
July 7th, 2019 9 9
June 30th, 2019 11 11
June 23rd, 2019 8 8
June 16th, 2019 9 9
June 9th, 2019 10 10
June 2nd, 2019 10 10
May 26th, 2019 8 8
May 19th, 2019 10 10
May 12th, 2019 8 8
May 5th, 2019 8 8
April 28th, 2019 10 10
April 21st, 2019 8 8
April 14th, 2019 8 8
April 7th, 2019 7 7
March 31st, 2019 5 5
March 24th, 2019 4 4
March 17th, 2019 2 2
March 10th, 2019 3 3
March 3rd, 2019 1 1
February 24th, 2019 3 3
February 17th, 2019 2 2
February 10th, 2019 4 4
February 3rd, 2019 5 5
January 27th, 2019 3 3
January 20th, 2019 1 1
January 13th, 2019 2 2
January 6th, 2019 1 1
December 30th, 2018 4 4
December 23rd, 2018 3 3
December 16th, 2018 6 6
December 9th, 2018 3 3
December 2nd, 2018 3 3
November 25th, 2018 3 3
November 18th, 2018 2 2
November 11th, 2018 5 5
November 4th, 2018 6 6
October 28th, 2018 2 2
October 21st, 2018 1 1

Recent release usage

Release June 14th, 2026 June 7th, 2026 May 31st, 2026 May 24th, 2026 May 17th, 2026
8.x-1.4 1 1 1 1 1
8.x-1.9 1 1 1 1 1
8.x-1.11 1 2 1 1 2
8.x-1.12 7 3 6 7 6
8.x-1.13 6 7 9 8 7
8.x-1.14 15 14 15 12 17

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