MailFail version history - 21 versions
MailFail by Hacks and Hops
Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 1.0.21
Released 4 Mar 2025 - 527.89 kBWorks with firefox 58.0 and later- updated t=y finding
Source code released under GNU General Public Licence v3.0 only
Download Firefox and get the extensionYou'll need Firefox to use this extensionOlder versions
Version 1.0.20
Released 12 Feb 2025 - 527.71 kBWorks with firefox 58.0 and later- added DKIM archive query to find domain specific DKIM selectors
Source code released under GNU General Public Licence v3.0 only
Version 1.0.19
Released 5 Feb 2025 - 527.42 kBWorks with firefox 58.0 and later- General improvements and update of working techniquesSource code released under GNU General Public Licence v3.0 only
Version 1.0.18
Released 28 Jun 2024 - 526.96 kBWorks with firefox 58.0 and laterremoved wrong DMARC fo= flagsSource code released under GNU General Public Licence v3.0 only
Version 1.0.17
Released 28 Jun 2024 - 526.88 kBWorks with firefox 58.0 and laterFixed an issue with quad9 DNS lookup experienced by some users by replacing it with cloudflareSource code released under GNU General Public Licence v3.0 only
Version 1.0.16
Released 27 Jun 2024 - 516.13 kBWorks with firefox 48.0 and later- Bug fixesSource code released under GNU General Public Licence v3.0 only
Version 1.0.15
Released 19 Jun 2024 - 516.03 kBWorks with firefox 48.0 and later- Bug fixesSource code released under GNU General Public Licence v3.0 only
Version 1.0.14
Released 13 Jun 2024 - 516.93 kBWorks with firefox 48.0 and later- bug fixesSource code released under GNU General Public Licence v3.0 only
Version 1.0.13
Released 4 Jun 2024 - 516.48 kBWorks with firefox 48.0 and later- added x509 cert parsingSource code released under GNU General Public Licence v3.0 only
Version 1.0.12
Released 22 May 2024 - 461.77 kBWorks with firefox 48.0 and later- Bug FixesSource code released under GNU General Public Licence v3.0 only
Version 1.0.11
Released 15 May 2024 - 461.44 kBWorks with firefox 48.0 and laterBug FixesSource code released under GNU General Public Licence v3.0 only
Version 1.0.10
Released 10 May 2024 - 460.7 kBWorks with firefox 48.0 and later- bug fixes and added NSEC walkingSource code released under GNU General Public Licence v3.0 only
Version 1.0.9
Released 7 May 2024 - 446.51 kBWorks with firefox 48.0 and later- bug fixes and added dnssec checksSource code released under GNU General Public Licence v3.0 only
Version 1.0.8
Released 18 Apr 2024 - 444.67 kBWorks with firefox 48.0 and later- Bug FixesSource code released under GNU General Public Licence v3.0 only
Version 1.0.7
Released 8 Apr 2024 - 454.66 kBWorks with firefox 48.0 and later- bug fixesSource code released under GNU General Public Licence v3.0 only
Version 1.0.6
Released 2 Apr 2024 - 433.8 kBWorks with firefox 48.0 and later- small improvementsSource code released under GNU General Public Licence v3.0 only
Version 1.0.5
Released 20 Mar 2024 - 433.73 kBWorks with firefox 48.0 and later- Bug FixesSource code released under GNU General Public Licence v3.0 only
Version 1.0.4
Released 15 Mar 2024 - 430.55 kBWorks with firefox 48.0 and later- bug fixesSource code released under GNU General Public Licence v3.0 only
Version 1.0.3
Released 14 Mar 2024 - 414.31 kBWorks with firefox 48.0 and later- deleted accidental python fileSource code released under GNU General Public Licence v3.0 only
Version 1.0.1
Released 11 Mar 2024 - 414.37 kBWorks with firefox 48.0 and laterLogic and UI fixesSource code released under GNU General Public Licence v3.0 only
Version 1.0
Released 28 Feb 2024 - 361.15 kBWorks with firefox 48.0 and laterSource code released under GNU General Public Licence v3.0 only