This page provides information about the usage of the SMTP Authentication Support 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.

SMTP Authentication Support project page
Usage statistics for all projects

Show legacy data
Week starting 8.x-1.x Total
June 14th, 2026 99271 99271
June 7th, 2026 96378 96378
May 31st, 2026 96291 96291
May 24th, 2026 95008 95008
May 17th, 2026 102089 102089
May 10th, 2026 96374 96374
May 3rd, 2026 95086 95086
April 26th, 2026 96563 96563
April 19th, 2026 99903 99903
April 12th, 2026 104389 104389
April 5th, 2026 96438 96438
March 29th, 2026 95109 95109
March 22nd, 2026 93728 93728
March 15th, 2026 95366 95366
March 8th, 2026 95920 95920
February 22nd, 2026 96125 96125
February 15th, 2026 94142 94142
February 8th, 2026 94058 94058
February 1st, 2026 94038 94038
January 25th, 2026 94176 94176
January 18th, 2026 93125 93125
January 11th, 2026 93468 93468
January 4th, 2026 90410 90410
December 28th, 2025 80491 80491
December 21st, 2025 82770 82770
December 14th, 2025 93363 93363
December 7th, 2025 93477 93477
November 30th, 2025 92179 92179
November 23rd, 2025 88904 88904
November 16th, 2025 94699 94699
November 9th, 2025 92961 92961
November 2nd, 2025 90775 90775
October 26th, 2025 90018 90018
October 19th, 2025 89493 89493
October 12th, 2025 88764 88764
October 5th, 2025 89222 89222
September 28th, 2025 87677 87677
September 21st, 2025 88404 88404
September 14th, 2025 88128 88128
September 7th, 2025 89908 89908
August 31st, 2025 89065 89065
August 24th, 2025 87243 87243
August 17th, 2025 87742 87742
August 10th, 2025 86364 86364
August 3rd, 2025 85854 85854
July 27th, 2025 87857 87857
July 20th, 2025 87422 87422
July 13th, 2025 87429 87429
July 6th, 2025 88218 88218
June 29th, 2025 88481 88481
June 22nd, 2025 88446 88446
June 15th, 2025 87913 87913
June 8th, 2025 89101 89101
June 1st, 2025 88631 88631
May 25th, 2025 87314 87314
May 18th, 2025 87603 87603
May 11th, 2025 87955 87955
May 4th, 2025 87238 87238
April 27th, 2025 86496 86496
April 20th, 2025 87545 87545
April 13th, 2025 86939 86939
April 6th, 2025 89037 89037
March 30th, 2025 86999 86999
March 23rd, 2025 88299 88299
March 16th, 2025 88796 88796
March 9th, 2025 86834 86834
March 2nd, 2025 89612 89612
February 23rd, 2025 91592 91592
February 16th, 2025 89893 89893
February 9th, 2025 87634 87634
February 2nd, 2025 86549 86549
January 26th, 2025 86612 86612
January 19th, 2025 85726 85726
January 12th, 2025 86582 86582
January 5th, 2025 84398 84398
December 29th, 2024 77314 77314
December 22nd, 2024 75238 75238
December 15th, 2024 85732 85732
December 8th, 2024 86792 86792
December 1st, 2024 88517 88517
November 24th, 2024 84052 84052
November 17th, 2024 89942 89942
November 10th, 2024 85131 85131
November 3rd, 2024 86104 86104
October 27th, 2024 83346 83346
October 20th, 2024 88463 88463
October 13th, 2024 87358 87358
October 6th, 2024 83550 83550
September 29th, 2024 82775 82775
September 22nd, 2024 78919 78919
September 15th, 2024 79021 79021
September 8th, 2024 79017 79017
September 1st, 2024 79403 79403
August 25th, 2024 80821 80821
August 18th, 2024 79140 79140
August 11th, 2024 77496 77496
August 4th, 2024 78988 78988
July 28th, 2024 79410 79410
July 21st, 2024 76935 76935
July 14th, 2024 72731 72731
July 7th, 2024 62874 62874
June 30th, 2024 82554 82554
June 23rd, 2024 81970 81970
June 16th, 2024 77418 77418
June 9th, 2024 76920 76920
June 2nd, 2024 76366 76366
May 26th, 2024 75371 75371
May 19th, 2024 69653 69653
May 12th, 2024 75748 75748
May 5th, 2024 72601 72601
April 28th, 2024 74585 74585
April 21st, 2024 75816 75816
April 14th, 2024 75404 75404
April 7th, 2024 75190 75190
March 31st, 2024 75401 75401
March 24th, 2024 75253 75253
March 17th, 2024 75713 75713
March 10th, 2024 75114 75114
March 3rd, 2024 75582 75582
February 25th, 2024 76768 76768
February 18th, 2024 75294 75294
February 11th, 2024 76024 76024
February 4th, 2024 75836 75836
January 28th, 2024 77448 77448
January 21st, 2024 76634 76634
January 14th, 2024 75699 75699
January 7th, 2024 74639 74639
December 31st, 2023 69748 69748
December 24th, 2023 64969 64969
December 17th, 2023 73206 73206
December 10th, 2023 75701 75701
December 3rd, 2023 73987 73987
November 26th, 2023 74107 74107
November 19th, 2023 72844 72844
November 12th, 2023 74711 74711
November 5th, 2023 78237 78237
October 29th, 2023 75600 75600
October 22nd, 2023 74234 74234
October 15th, 2023 69925 69925
October 8th, 2023 73647 73647
October 1st, 2023 72861 72861
September 24th, 2023 72820 72820
September 17th, 2023 73158 73158
September 10th, 2023 72131 72131
September 3rd, 2023 72544 72544
August 27th, 2023 72120 72120
August 20th, 2023 69947 69947
August 13th, 2023 69090 69090
August 6th, 2023 80696 80696
July 30th, 2023 70532 70532
July 23rd, 2023 69553 69553
July 16th, 2023 70696 70696
July 9th, 2023 70089 70089
July 2nd, 2023 69676 69676
June 25th, 2023 70008 70008
June 18th, 2023 69361 69361
June 11th, 2023 69578 69578
June 4th, 2023 68882 68882
May 28th, 2023 69690 69690
May 21st, 2023 69883 69883
May 14th, 2023 69735 69735
May 7th, 2023 69662 69662
April 30th, 2023 68431 68431
April 23rd, 2023 70126 70126
April 16th, 2023 70130 70130
April 9th, 2023 64060 64060
April 2nd, 2023 68222 68222
March 26th, 2023 70547 70547
March 19th, 2023 70536 70536
March 12th, 2023 70326 70326
March 5th, 2023 67818 67818
February 26th, 2023 67391 67391
February 19th, 2023 67559 67559
February 12th, 2023 68231 68231
February 5th, 2023 67348 67348
January 29th, 2023 68730 68730
January 22nd, 2023 67525 67525
January 15th, 2023 67057 67057
January 8th, 2023 66521 66521
January 1st, 2023 63259 63259
December 25th, 2022 56853 56853
December 18th, 2022 63573 63573
December 11th, 2022 65631 65631
December 4th, 2022 64691 64691
November 27th, 2022 67077 67077
November 20th, 2022 65587 65587
November 13th, 2022 65142 65142
November 6th, 2022 65788 65788
October 30th, 2022 67332 67332
October 23rd, 2022 64000 64000
October 16th, 2022 65075 65075
October 9th, 2022 65901 65901
October 2nd, 2022 65659 65659
September 25th, 2022 65153 65153
September 18th, 2022 63128 63128
September 11th, 2022 60022 60022
September 4th, 2022 62349 62349
August 28th, 2022 62799 62799
August 21st, 2022 62179 62179
August 14th, 2022 62440 62440
August 7th, 2022 59754 59754
July 31st, 2022 60092 60092
July 24th, 2022 60967 60967
July 17th, 2022 60596 60596
July 10th, 2022 59974 59974
July 3rd, 2022 59261 59261
June 26th, 2022 60425 60425
June 19th, 2022 55942 55942
June 12th, 2022 60390 60390
June 5th, 2022 57770 57770
May 29th, 2022 59497 59497
May 22nd, 2022 59684 59684
May 15th, 2022 57854 57854
May 8th, 2022 59352 59352
May 1st, 2022 57238 57238
April 24th, 2022 58781 58781
April 17th, 2022 59100 59100
April 10th, 2022 56930 56930
April 3rd, 2022 58227 58227
March 27th, 2022 57809 57809
March 20th, 2022 60356 60356
March 13th, 2022 58080 58080
March 6th, 2022 58448 58448
February 27th, 2022 52763 52763
February 20th, 2022 57119 57119
February 13th, 2022 58148 58148
February 6th, 2022 56605 56605
January 30th, 2022 56771 56771
January 23rd, 2022 56469 56469
January 16th, 2022 56278 56278
January 9th, 2022 54906 54906
January 2nd, 2022 53427 53427
December 26th, 2021 48142 48142
December 19th, 2021 52205 52205
December 12th, 2021 56544 56544
December 5th, 2021 56498 56498
November 28th, 2021 55302 55302
November 21st, 2021 53905 53905
November 14th, 2021 54944 54944
November 7th, 2021 53929 53929
October 31st, 2021 53206 53206
October 24th, 2021 54793 54793
October 17th, 2021 53685 53685
October 10th, 2021 53122 53122
October 3rd, 2021 54690 54690
September 26th, 2021 52809 52809
September 19th, 2021 53759 53759
September 12th, 2021 53853 53853
September 5th, 2021 51305 51305
August 29th, 2021 51013 51013
August 22nd, 2021 51463 51463
August 15th, 2021 50802 50802
August 8th, 2021 50748 50748
August 1st, 2021 49945 49945
July 25th, 2021 49859 49859
July 18th, 2021 51633 51633
July 11th, 2021 48506 48506
July 4th, 2021 48218 48218
June 27th, 2021 49401 49401
June 20th, 2021 49099 49099
June 13th, 2021 49460 49460
June 6th, 2021 48334 48334
May 30th, 2021 48406 48406
May 23rd, 2021 49384 49384
May 16th, 2021 49742 49742
May 9th, 2021 48724 48724
May 2nd, 2021 47702 47702
April 25th, 2021 48205 48205
April 18th, 2021 49067 49067
April 11th, 2021 46706 46706
April 4th, 2021 46093 46093
March 28th, 2021 45768 45768
March 21st, 2021 46356 46356
March 14th, 2021 47082 47082
March 7th, 2021 46993 46993
February 28th, 2021 47701 47701
February 21st, 2021 46481 46481
February 14th, 2021 45618 45618
February 7th, 2021 46027 46027
January 31st, 2021 45112 45112
January 24th, 2021 45375 45375
January 17th, 2021 45637 45637
January 10th, 2021 45792 45792
January 3rd, 2021 44443 44443
December 27th, 2020 40005 40005
December 20th, 2020 41131 41131
December 13th, 2020 45298 45298
December 6th, 2020 45157 45157
November 29th, 2020 44854 44854
November 22nd, 2020 44169 44169
November 15th, 2020 45419 45419
November 8th, 2020 42929 42929
November 1st, 2020 43850 43850
October 25th, 2020 43342 43342
October 18th, 2020 43858 43858
October 11th, 2020 47395 47395
October 4th, 2020 47034 47034
September 27th, 2020 46076 46076
September 20th, 2020 43975 43975
September 13th, 2020 44411 44411
September 6th, 2020 43021 43021
August 30th, 2020 43025 43025
August 23rd, 2020 41220 41220
August 16th, 2020 41258 41258
August 9th, 2020 41168 41168
August 2nd, 2020 41445 41445
July 26th, 2020 42674 42674
July 19th, 2020 39715 39715
July 12th, 2020 39692 39692
July 5th, 2020 40730 40730
June 28th, 2020 40602 40602
June 21st, 2020 42759 42759
June 14th, 2020 42595 42595
June 7th, 2020 42690 42690
May 31st, 2020 40616 40616
May 24th, 2020 40523 40523
May 17th, 2020 41592 41592
May 10th, 2020 42321 42321
May 3rd, 2020 39344 39344
April 26th, 2020 37842 37842
April 19th, 2020 37961 37961
April 12th, 2020 37436 37436
April 5th, 2020 36640 36640
March 29th, 2020 37684 37684
March 22nd, 2020 38911 38911
March 15th, 2020 38012 38012
March 8th, 2020 37721 37721
March 1st, 2020 37479 37479
February 23rd, 2020 36652 36652
February 16th, 2020 35524 35524
February 9th, 2020 35155 35155
February 2nd, 2020 35018 35018
January 26th, 2020 34579 34579
January 19th, 2020 33847 33847
January 12th, 2020 34553 34553
January 5th, 2020 33640 33640
December 29th, 2019 30374 30374
December 22nd, 2019 29861 29861
December 15th, 2019 34733 34733
December 8th, 2019 33568 33568
December 1st, 2019 32860 32860
November 24th, 2019 31768 31768
November 17th, 2019 32507 32507
November 10th, 2019 32157 32157
November 3rd, 2019 32194 32194
October 27th, 2019 31505 31505
October 20th, 2019 31900 31900
October 13th, 2019 32188 32188
October 6th, 2019 32674 32674
September 29th, 2019 30283 30283
September 22nd, 2019 30807 30807
September 15th, 2019 30909 30909
September 8th, 2019 30025 30025
September 1st, 2019 28992 28992
August 25th, 2019 28468 28468
August 18th, 2019 28734 28734
August 11th, 2019 28013 28013
August 4th, 2019 28350 28350
July 28th, 2019 28112 28112
July 21st, 2019 29152 29152
July 14th, 2019 28043 28043
July 7th, 2019 28132 28132
June 30th, 2019 27058 27058
June 23rd, 2019 27671 27671
June 16th, 2019 27523 27523
June 9th, 2019 27482 27482
June 2nd, 2019 27329 27329
May 26th, 2019 26966 26966
May 19th, 2019 27036 27036
May 12th, 2019 28142 28142
May 5th, 2019 26860 26860
April 28th, 2019 26792 26792
April 21st, 2019 24886 24886
April 14th, 2019 24793 24793
April 7th, 2019 24748 24748
March 31st, 2019 24648 24648
March 24th, 2019 24912 24912
March 17th, 2019 24808 24808
March 10th, 2019 24299 24299
March 3rd, 2019 24081 24081
February 24th, 2019 24507 24507
February 17th, 2019 25603 25603
February 10th, 2019 23529 23529
February 3rd, 2019 23023 23023
January 27th, 2019 22854 22854
January 20th, 2019 23057 23057
January 13th, 2019 22893 22893
January 6th, 2019 22352 22352
December 30th, 2018 20290 20290
December 23rd, 2018 19015 19015
December 16th, 2018 22208 22208
December 9th, 2018 21593 21593
December 2nd, 2018 21636 21636
November 25th, 2018 21246 21246
November 18th, 2018 20812 20812
November 11th, 2018 21259 21259
November 4th, 2018 20945 20945
October 28th, 2018 20821 20821
October 21st, 2018 21221 21221
October 14th, 2018 20432 20432
October 7th, 2018 19708 19708
September 30th, 2018 19450 19450
September 23rd, 2018 19518 19518
September 16th, 2018 19446 19446
September 9th, 2018 19683 19683
September 2nd, 2018 19217 19217
August 26th, 2018 19037 19037
August 19th, 2018 18180 18180
August 12th, 2018 18066 18066
August 5th, 2018 18889 18889
July 29th, 2018 19435 19435
July 22nd, 2018 17545 17545
July 15th, 2018 16408 16408
July 8th, 2018 17613 17613
July 1st, 2018 14984 14984
June 24th, 2018 17279 17279
June 17th, 2018 17073 17073
June 10th, 2018 17192 17192
June 3rd, 2018 17218 17218
May 27th, 2018 16718 16718
May 20th, 2018 16104 16104
May 13th, 2018 16260 16260
May 6th, 2018 16088 16088
April 29th, 2018 16326 16326
April 22nd, 2018 17317 17317
April 15th, 2018 16631 16631
April 8th, 2018 16183 16183
April 1st, 2018 16373 16373
March 25th, 2018 15976 15976
March 18th, 2018 14907 14907
March 11th, 2018 15231 15231
March 4th, 2018 14887 14887
February 25th, 2018 14715 14715
February 18th, 2018 14647 14647
February 11th, 2018 14626 14626
February 4th, 2018 14665 14665
January 28th, 2018 14304 14304
January 21st, 2018 13822 13822
January 14th, 2018 13468 13468
January 7th, 2018 13749 13749
December 31st, 2017 12097 12097
December 24th, 2017 11059 11059
December 17th, 2017 12703 12703
December 10th, 2017 13395 13395
December 3rd, 2017 12915 12915
November 26th, 2017 12685 12685
November 19th, 2017 12444 12444
November 12th, 2017 12653 12653
November 5th, 2017 12684 12684
October 29th, 2017 12376 12376
October 22nd, 2017 11607 11607
October 15th, 2017 11264 11264
October 8th, 2017 11796 11796
October 1st, 2017 10897 10897
September 24th, 2017 11517 11517
September 17th, 2017 11148 11148
September 10th, 2017 10634 10634
September 3rd, 2017 10322 10322
August 27th, 2017 10519 10519
August 20th, 2017 10632 10632
August 13th, 2017 12048 12048
August 6th, 2017 9722 9722
July 30th, 2017 9087 9087
July 23rd, 2017 8649 8649
July 16th, 2017 8314 8314
July 9th, 2017 8408 8408
July 2nd, 2017 8592 8592
June 25th, 2017 8606 8606
June 18th, 2017 7881 7881
June 11th, 2017 7587 7587
June 4th, 2017 7513 7513
May 28th, 2017 7272 7272
May 21st, 2017 6987 6987
May 14th, 2017 7170 7170
May 7th, 2017 7184 7184
April 30th, 2017 6842 6842
April 23rd, 2017 6536 6536
April 16th, 2017 6535 6535
April 9th, 2017 6106 6106
April 2nd, 2017 6081 6081
March 26th, 2017 5951 5951
March 19th, 2017 5783 5783
March 12th, 2017 5315 5315
March 5th, 2017 5188 5188
February 26th, 2017 5032 5032
February 19th, 2017 4862 4862
February 12th, 2017 4674 4674
February 5th, 2017 4626 4626
January 29th, 2017 4561 4561
January 22nd, 2017 4305 4305
January 15th, 2017 4247 4247
January 8th, 2017 4061 4061
January 1st, 2017 3784 3784
December 25th, 2016 3067 3067
December 18th, 2016 3457 3457
December 11th, 2016 3506 3506
December 4th, 2016 3404 3404
November 27th, 2016 3376 3376
November 20th, 2016 3188 3188
November 13th, 2016 3321 3321
November 6th, 2016 3183 3183
October 30th, 2016 3083 3083
October 23rd, 2016 3116 3116
October 16th, 2016 3038 3038
October 9th, 2016 2530 2530
October 2nd, 2016 2499 2499
September 25th, 2016 2404 2404
September 18th, 2016 2484 2484
September 11th, 2016 2301 2301
September 4th, 2016 2127 2127
August 28th, 2016 1987 1987
August 21st, 2016 1957 1957
August 14th, 2016 1869 1869
August 7th, 2016 1812 1812
July 31st, 2016 1789 1789
July 24th, 2016 1755 1755
July 17th, 2016 1713 1713
July 10th, 2016 1477 1477
July 3rd, 2016 1530 1530
June 26th, 2016 1583 1583
June 19th, 2016 1443 1443
June 12th, 2016 1354 1354
June 5th, 2016 1274 1274
May 29th, 2016 1160 1160
May 22nd, 2016 1141 1141
May 15th, 2016 1084 1084
May 8th, 2016 1073 1073
May 1st, 2016 1020 1020
April 24th, 2016 955 955
April 17th, 2016 844 844
April 10th, 2016 774 774
April 3rd, 2016 727 727
March 27th, 2016 654 654
March 20th, 2016 661 661
March 13th, 2016 613 613
March 6th, 2016 578 578
February 28th, 2016 536 536
February 21st, 2016 501 501
February 14th, 2016 516 516
February 7th, 2016 451 451
January 31st, 2016 414 414
January 24th, 2016 325 325
January 17th, 2016 235 235
January 10th, 2016 231 231
January 3rd, 2016 204 204
December 27th, 2015 141 141
December 20th, 2015 147 147
December 13th, 2015 137 137
December 6th, 2015 146 146
November 29th, 2015 141 141
November 22nd, 2015 131 131
November 15th, 2015 108 108
November 8th, 2015 89 89
November 1st, 2015 75 75
October 25th, 2015 66 66
October 18th, 2015 61 61
October 11th, 2015 55 55
October 4th, 2015 57 57
September 27th, 2015 39 39
September 20th, 2015 32 32
September 13th, 2015 31 31
September 6th, 2015 38 38
August 30th, 2015 35 35
August 23rd, 2015 33 33
August 16th, 2015 28 28
August 9th, 2015 23 23
August 2nd, 2015 18 18
July 26th, 2015 20 20
July 19th, 2015 20 20
July 12th, 2015 15 15
July 5th, 2015 17 17
June 28th, 2015 20 20
June 21st, 2015 18 18
June 14th, 2015 20 20
June 7th, 2015 16 16
May 31st, 2015 14 14
May 24th, 2015 11 11
May 17th, 2015 9 9
May 10th, 2015 11 11
May 3rd, 2015 7 7
April 26th, 2015 12 12
April 19th, 2015 10 10
April 12th, 2015 11 11
April 5th, 2015 9 9
March 29th, 2015 9 9
March 22nd, 2015 5 5
March 15th, 2015 5 5
March 8th, 2015 3 3

Recent release usage

Release June 14th, 2026 June 7th, 2026 May 31st, 2026 May 24th, 2026 May 17th, 2026 May 10th, 2026
5.x-1.x-dev 5 4 5 6 4 5
5.x-1.0 7 10 8 10 6 6
6.x-1.x-dev 16 15 17 16 17 17
6.x-1.0-beta3 8 7 8 7 7 7
6.x-1.0-beta4 24 24 27 23 23 25
6.x-1.0-beta5 136 135 138 138 129 129
6.x-1.0 17 16 18 22 15 15
6.x-1.1 277 276 279 274 266 274
6.x-1.2 87 83 85 76 77 71
7.x-1.x-dev 476 470 482 495 508 511
7.x-1.0-beta1 84 73 84 81 82 82
7.x-1.0-beta2 160 161 151 159 160 160
7.x-1.0 1512 1528 1528 1525 1523 1528
7.x-1.1 1 1 1 0 1 1
7.x-1.2 784 808 810 788 814 810
7.x-1.3 499 501 478 487 483 482
7.x-1.4 462 464 477 472 469 468
7.x-1.6 353 353 348 372 361 363
7.x-1.7 17117 17223 17068 17197 17397 17542
7.x-1.8 155 157 157 155 159 154
7.x-1.9 11658 11686 11803 11991 11878 12248
7.x-2.x-dev 67 62 62 64 64 70
8.x-1.x-dev 241 240 240 239 244 242
8.x-1.0-alpha0 11 10 10 8 9 10
8.x-1.0-alpha1 1 1 1 1 1 1
8.x-1.0-alpha2 37 39 36 37 34 39
8.x-1.0-beta1 9 7 7 7 7 9
8.x-1.0-beta2 116 111 117 103 103 102
8.x-1.0-beta3 499 492 495 508 508 502
8.x-1.0-beta4 1350 1357 1337 1344 1377 1403
8.x-1.0-beta5 29 27 31 35 30 35
8.x-1.0-beta6 798 789 794 786 778 789
8.x-1.0-beta7 419 403 411 421 418 421
8.x-1.0-rc1 28 30 29 28 26 26
8.x-1.0-rc2 81 82 81 81 80 76
8.x-1.0-rc3 298 273 274 276 274 284
8.x-1.0-rc4 230 217 222 225 234 235
8.x-1.0 5303 5241 5193 5206 5406 5396
8.x-1.1 895 896 916 929 933 912
8.x-1.2 10641 10726 10735 10824 11397 11557
8.x-1.3 987 1023 1020 990 1089 1033
8.x-1.4 77298 74414 74342 72960 79141 73302

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