# Maintenance

**URL:** https://discourse.mailinabox.email/c/maintenance/7.md?page=2

[Latest](https://discourse.mailinabox.email/latest.md) · [Categories](https://discourse.mailinabox.email/categories.md)

**Page:** 3

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## [The default SPF record fails now with microsoft](https://discourse.mailinabox.email/t/the-default-spf-record-fails-now-with-microsoft/12743)

<div class="topic-metadata">

**Author:** [@miabuser12345](https://discourse.mailinabox.email/u/miabuser12345)\
**Replies:** 3\
**Last updated:** [March 11, 2025, 4:19pm UTC](https://discourse.mailinabox.email/t/the-default-spf-record-fails-now-with-microsoft/12743 "2025-03-11T16:19:01Z")

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I got this delivery result all of a sudden from MS Authentication-Results: spf=fail (sender IP is x) smtp.mailfrom=y.z; dkim=pass (signature was verified) header.d=y.z;dmarc=pass action=none header.from=y.z;compauth=p…

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## [How to redirect spam to teach Bayesian filter](https://discourse.mailinabox.email/t/how-to-redirect-spam-to-teach-bayesian-filter/12732)

<div class="topic-metadata">

**Author:** [@christian7](https://discourse.mailinabox.email/u/christian7)\
**Replies:** 1\
**Last updated:** [March 7, 2025, 2:36pm UTC](https://discourse.mailinabox.email/t/how-to-redirect-spam-to-teach-bayesian-filter/12732 "2025-03-07T14:36:44Z")

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If spam gets through to my client and has been erased from the server, is there a way to send the spam back into the system labeling it as spam to teach the Bayesian filter? I have been able to do this in the past with o…

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## [Certbot failed to authenticate](https://discourse.mailinabox.email/t/certbot-failed-to-authenticate/12703)

<div class="topic-metadata">

**Author:** [@pierrari458](https://discourse.mailinabox.email/u/pierrari458)\
**Replies:** 7\
**Last updated:** [February 21, 2025, 12:04pm UTC](https://discourse.mailinabox.email/t/certbot-failed-to-authenticate/12703 "2025-02-21T12:04:05Z")

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Randomly certbot started to fail to automatically renew my TLS certs. I get the following error in the email: Certbot failed to authenticate some domains (authenticator: webroot). The Certificate Authority reported the…

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## [Can an actual upgrade be done instead of a re-install?](https://discourse.mailinabox.email/t/can-an-actual-upgrade-be-done-instead-of-a-re-install/12693)

<div class="topic-metadata">

**Author:** [@TheRealLifeboy](https://discourse.mailinabox.email/u/TheRealLifeboy)\
**Replies:** 11\
**Last updated:** [February 21, 2025, 2:12am UTC](https://discourse.mailinabox.email/t/can-an-actual-upgrade-be-done-instead-of-a-re-install/12693 "2025-02-21T02:12:45Z")

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I note that in the maintenance guide there is a detailed description of how to create a new Ubuntu 22.04 and migrate one’s data to that. I’d be keen to rather do an upgrade from 18.04 using do-release-upgrade and then r…

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## [Strange Issue with nameservers and subdomains \[solved\]](https://discourse.mailinabox.email/t/strange-issue-with-nameservers-and-subdomains-solved/12655)

<div class="topic-metadata">

**Author:** [@HeatherFeuer](https://discourse.mailinabox.email/u/HeatherFeuer)\
**Replies:** 12\
**Last updated:** [February 17, 2025, 11:17pm UTC](https://discourse.mailinabox.email/t/strange-issue-with-nameservers-and-subdomains-solved/12655 "2025-02-17T23:17:22Z")

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I have an important client, a fairly large Family History Society, that I am having some serious DNS issues with. For several years I had been using ClouDNS as a secondary nameserver but just recently I switched to puck…

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## [Dynamic DNS Script](https://discourse.mailinabox.email/t/dynamic-dns-script/3140)

<div class="topic-metadata">

**Author:** [@dmurphy](https://discourse.mailinabox.email/u/dmurphy)\
**Replies:** 12\
**Last updated:** [February 11, 2025, 12:54am UTC](https://discourse.mailinabox.email/t/dynamic-dns-script/3140 "2025-02-11T00:54:42Z")

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Hi folks - using MIAB to host my personal domains and absolutely love it! One thing I needed a little help with was some dynamic DNS capabilities… Long story short - MIAB hosts one of my domains for email & web, but I …

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## [ Issues with Backups After Latest Update](https://discourse.mailinabox.email/t/issues-with-backups-after-latest-update/12618)

<div class="topic-metadata">

**Author:** [@Alexademie](https://discourse.mailinabox.email/u/Alexademie)\
**Replies:** 3\
**Last updated:** [February 10, 2025, 2:06pm UTC](https://discourse.mailinabox.email/t/issues-with-backups-after-latest-update/12618 "2025-02-10T14:06:21Z")

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Hey everyone, After updating to the latest version of Mail-in-a-Box, I’ve noticed that my automatic backups don’t seem to be running as expected. Previously, I was getting regular backups to my external storage, but now…

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## [Can't email to a specific external domain](https://discourse.mailinabox.email/t/cant-email-to-a-specific-external-domain/12657)

<div class="topic-metadata">

**Author:** [@stetho](https://discourse.mailinabox.email/u/stetho)\
**Replies:** 10\
**Last updated:** [February 5, 2025, 3:53pm UTC](https://discourse.mailinabox.email/t/cant-email-to-a-specific-external-domain/12657 "2025-02-05T15:53:25Z")

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I’ve been using MIAB for years with hardly any problems. All of a sudden I can’t email my mum or my sister from any of my MIAB domains. They both have @talk21.com email addresses and when I email them I get Feb 2 14:53…

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## [Reverse DNS still a problem](https://discourse.mailinabox.email/t/reverse-dns-still-a-problem/12640)

<div class="topic-metadata">

**Author:** [@MarthinL](https://discourse.mailinabox.email/u/MarthinL)\
**Replies:** 2\
**Last updated:** [January 29, 2025, 9:15pm UTC](https://discourse.mailinabox.email/t/reverse-dns-still-a-problem/12640 "2025-01-29T21:15:42Z")

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There’s an old thread about the same issue does not appear to be resolved yet. I’ve been seeing this (specifically the (timeout) flavour of it), i.e. This (via email) ================================ ✓ Reverse DNS is …

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## [Best way to add custom settings? - to not get overwritten](https://discourse.mailinabox.email/t/best-way-to-add-custom-settings-to-not-get-overwritten/12573)

<div class="topic-metadata">

**Author:** [@ice2k2](https://discourse.mailinabox.email/u/ice2k2)\
**Replies:** 3\
**Last updated:** [January 20, 2025, 12:50pm UTC](https://discourse.mailinabox.email/t/best-way-to-add-custom-settings-to-not-get-overwritten/12573 "2025-01-20T12:50:27Z")

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Hi, i recently switch from DO to Hetzner, in an attempt to resolve my issue with " \[Upstream timed out (110: Unknown error)\] - since it was a 1cpu 1gb ram DO, so now 2cpu and 4gb ram - same issue. however when migratin…

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## [Undelivered Mail Returned to Sender for root@localhost](https://discourse.mailinabox.email/t/undelivered-mail-returned-to-sender-for-root-localhost/12617)

<div class="topic-metadata">

**Author:** [@Backtalk6](https://discourse.mailinabox.email/u/Backtalk6)\
**Replies:** 1\
**Last updated:** [January 18, 2025, 2:59pm UTC](https://discourse.mailinabox.email/t/undelivered-mail-returned-to-sender-for-root-localhost/12617 "2025-01-18T14:59:58Z")

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Hi, one of my servers few days ago sent a bunch of emails from root@localhost it has been corrected since but i keep receiving the notification “Undelivered Mail Returned to Sender”. I assume miab is relentlessly tryi…

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## [No longer getting status check emails after v71 update](https://discourse.mailinabox.email/t/no-longer-getting-status-check-emails-after-v71-update/12612)

<div class="topic-metadata">

**Author:** [@seymail](https://discourse.mailinabox.email/u/seymail)\
**Replies:** 5\
**Last updated:** [January 18, 2025, 8:34am UTC](https://discourse.mailinabox.email/t/no-longer-getting-status-check-emails-after-v71-update/12612 "2025-01-18T08:34:10Z")

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As the title says, I upgraded to v71 on 7 January as recommended by my status checks email, and that was the last status checks email got when I would expect to get one per day or so. I last received a mailbox usage emai…

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## [V. 0.44 Upgrade Munin apt-get Failed](https://discourse.mailinabox.email/t/v-0-44-upgrade-munin-apt-get-failed/6030)

<div class="topic-metadata">

**Author:** [@SHAdmin](https://discourse.mailinabox.email/u/SHAdmin)\
**Replies:** 2\
**Last updated:** [January 16, 2025, 8:57am UTC](https://discourse.mailinabox.email/t/v-0-44-upgrade-munin-apt-get-failed/6030 "2025-01-16T08:57:08Z")

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Upgrade failed with the following: Installing Munin (system monitoring)… FAILED: apt-get -y -o Dpkg::Options::=–force-confdef -o Dpkg::Options::=–force-confnew install munin munin-node libcgi-fast-perl E: Could not …

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## [Certificate Update For Box Failed](https://discourse.mailinabox.email/t/certificate-update-for-box-failed/12500)

<div class="topic-metadata">

**Author:** [@elpa](https://discourse.mailinabox.email/u/elpa)\
**Replies:** 3\
**Last updated:** [January 4, 2025, 6:25pm UTC](https://discourse.mailinabox.email/t/certificate-update-for-box-failed/12500 "2025-01-04T18:25:40Z")

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Successfully updated my box to V70 last week. Early this morning miab’s certbot attempted to update the certificate for my box and it failed with the following message: “An unexpected error occurred: The request messag…

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## [Server refuses all connections from public address](https://discourse.mailinabox.email/t/server-refuses-all-connections-from-public-address/12520)

<div class="topic-metadata">

**Author:** [@csandercock](https://discourse.mailinabox.email/u/csandercock)\
**Replies:** 11\
**Last updated:** [December 16, 2024, 10:07pm UTC](https://discourse.mailinabox.email/t/server-refuses-all-connections-from-public-address/12520 "2024-12-16T22:07:02Z")

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Earlier today my MIAB server started refusing connections, except from internal private ip addresses - with 1 exception - the ‘root’ page - that just says this is mail in a box & has link to MIAB - shows, but the /mail, …

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## [BackBlaze B2 functionality working?](https://discourse.mailinabox.email/t/backblaze-b2-functionality-working/12521)

<div class="topic-metadata">

**Author:** [@hzink](https://discourse.mailinabox.email/u/hzink)\
**Replies:** 1\
**Last updated:** [December 12, 2024, 9:26pm UTC](https://discourse.mailinabox.email/t/backblaze-b2-functionality-working/12521 "2024-12-12T21:26:58Z")

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Curious if the BackBlaze B2 functionality is working properly in v70? Any tips or suggestions? I’ve read previously that there were issues (ie it wasn’t working), but didn’t see any more recent statements confirming th…

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## [How to use messageID to find spam?](https://discourse.mailinabox.email/t/how-to-use-messageid-to-find-spam/12508)

<div class="topic-metadata">

**Author:** [@Ozfer](https://discourse.mailinabox.email/u/Ozfer)\
**Replies:** 6\
**Last updated:** [December 9, 2024, 1:31pm UTC](https://discourse.mailinabox.email/t/how-to-use-messageid-to-find-spam/12508 "2024-12-09T13:31:03Z")

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So my host says I am sending spam (using default config of mailinabox never had any issues for 5+ years) and their third party spam scanner only has these logs showing I am sending spam. I am trying to grep in mail.log a…

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## [MissingCommandlineFlag(msg) certbot.errors.MissingCommandlineFlag: Missing command line flag or config entry for this setting: Please choose an account](https://discourse.mailinabox.email/t/missingcommandlineflag-msg-certbot-errors-missingcommandlineflag-missing-command-line-flag-or-config-entry-for-this-setting-please-choose-an-account/7281)

<div class="topic-metadata">

**Author:** [@DaveinCR](https://discourse.mailinabox.email/u/DaveinCR)\
**Replies:** 10\
**Last updated:** [December 7, 2024, 6:54pm UTC](https://discourse.mailinabox.email/t/missingcommandlineflag-msg-certbot-errors-missingcommandlineflag-missing-command-line-flag-or-config-entry-for-this-setting-please-choose-an-account/7281 "2024-12-07T18:54:39Z")

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Hi, this is just a note for anyone else that encounters this issue. I recently moved my box to a new host/server. When the certificates came up for renewal (after the reinstall on the new server) I started to get these…

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## [Github v69, script gets v70?](https://discourse.mailinabox.email/t/github-v69-script-gets-v70/12480)

<div class="topic-metadata">

**Author:** [@Mg344](https://discourse.mailinabox.email/u/Mg344)\
**Replies:** 3\
**Last updated:** [December 2, 2024, 12:40am UTC](https://discourse.mailinabox.email/t/github-v69-script-gets-v70/12480 "2024-12-02T00:40:06Z")

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Github shows latest release as v69, but script gets v70? Kind of confusing (to me at least). aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa…

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## [Update from v67 to v70 notes](https://discourse.mailinabox.email/t/update-from-v67-to-v70-notes/12477)

<div class="topic-metadata">

**Author:** [@Mg344](https://discourse.mailinabox.email/u/Mg344)\
**Replies:** 1\
**Last updated:** [November 27, 2024, 9:22am UTC](https://discourse.mailinabox.email/t/update-from-v67-to-v70-notes/12477 "2024-11-27T09:22:07Z")

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This MIAB has been up for 2+ years with not many issues so far. Here are some notes on the recent update 1) After a reboot, when running the script there is an error: \[...\] Executing: /lib/systemd/systemd-sysv-install…

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## [NGINX single file redirect on a single domain](https://discourse.mailinabox.email/t/nginx-single-file-redirect-on-a-single-domain/12471)

<div class="topic-metadata">

**Author:** [@mikeintx](https://discourse.mailinabox.email/u/mikeintx)\
**Replies:** 4\
**Last updated:** [November 24, 2024, 7:24pm UTC](https://discourse.mailinabox.email/t/nginx-single-file-redirect-on-a-single-domain/12471 "2024-11-24T19:24:23Z")

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I have hosted a podcast from my MIAB static file service. It’s great, but I’m moving the files to a commercial host. I receive mail to this domain and use the calendar and contacts. I cannot do a full redirect of the dom…

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## [Unable to send and receive mails](https://discourse.mailinabox.email/t/unable-to-send-and-receive-mails/12433)

<div class="topic-metadata">

**Author:** [@gameboy](https://discourse.mailinabox.email/u/gameboy)\
**Replies:** 1\
**Last updated:** [October 31, 2024, 12:53pm UTC](https://discourse.mailinabox.email/t/unable-to-send-and-receive-mails/12433 "2024-10-31T12:53:39Z")

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From yesterday rouncube mailbox is not working. I have got these logs. root@box:~# tail -n 5 -f /var/log/roundcubemail/errors.log \[30-Oct-2024 12:28:08 +0530\]: \<42cga7pp\> IMAP Error: Could not save message in Drafts in…

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## [So I am listed on spamhaus for CSS Blocklist (CSS). Please help!](https://discourse.mailinabox.email/t/so-i-am-listed-on-spamhaus-for-css-blocklist-css-please-help/12417)

<div class="topic-metadata">

**Author:** [@TheKingZiga](https://discourse.mailinabox.email/u/TheKingZiga)\
**Replies:** 4\
**Last updated:** [October 28, 2024, 9:49pm UTC](https://discourse.mailinabox.email/t/so-i-am-listed-on-spamhaus-for-css-blocklist-css-please-help/12417 "2024-10-28T21:49:34Z")

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So…about 3 months I had a chicken chinnese ddos trojan virus on my MIAB, I have reinstalled whole VM and reinstall. I closed up ssh and make stronger password. No problem until about 2 month back with CSS Blocklist (CSS)…

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## [Outbound mail routed to recipient spam folders](https://discourse.mailinabox.email/t/outbound-mail-routed-to-recipient-spam-folders/12407)

<div class="topic-metadata">

**Author:** [@christian7](https://discourse.mailinabox.email/u/christian7)\
**Replies:** 1\
**Last updated:** [October 17, 2024, 5:01pm UTC](https://discourse.mailinabox.email/t/outbound-mail-routed-to-recipient-spam-folders/12407 "2024-10-17T17:01:17Z")

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running MIAB 70 on Ubuntu 20.4 on same server IP# for years. server not listed on any blacklists. too many of my outbound emails are routing into recipient spam folders. what should I check please? are there additional m…

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## [User creation and user remove process is delaying](https://discourse.mailinabox.email/t/user-creation-and-user-remove-process-is-delaying/12396)

<div class="topic-metadata">

**Author:** [@gameboy](https://discourse.mailinabox.email/u/gameboy)\
**Replies:** 2\
**Last updated:** [October 15, 2024, 8:25pm UTC](https://discourse.mailinabox.email/t/user-creation-and-user-remove-process-is-delaying/12396 "2024-10-15T20:25:47Z")

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How can I streamline the time-consuming tasks involved in managing Mail-in-a-Box, such as creating and removing DNS records, and managing user accounts? Are there any recommended automation methods, scripts, or best prac…

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## [Upstream timed out (110: Unknown error)](https://discourse.mailinabox.email/t/upstream-timed-out-110-unknown-error/12327)

<div class="topic-metadata">

**Author:** [@ice2k2](https://discourse.mailinabox.email/u/ice2k2)\
**Replies:** 0\
**Last updated:** [September 11, 2024, 11:41am UTC](https://discourse.mailinabox.email/t/upstream-timed-out-110-unknown-error/12327 "2024-09-11T11:41:05Z")

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An issue that has been nagging me for a while, and didn’t really find any answer to it, so before going to deep in the rabit hole someone might have some advice :slight\_smile: Searching on the web module - it from time …

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## [Ok to delete owncloud-backup directories](https://discourse.mailinabox.email/t/ok-to-delete-owncloud-backup-directories/12300)

<div class="topic-metadata">

**Author:** [@tdahbura](https://discourse.mailinabox.email/u/tdahbura)\
**Replies:** 1\
**Last updated:** [September 2, 2024, 11:25pm UTC](https://discourse.mailinabox.email/t/ok-to-delete-owncloud-backup-directories/12300 "2024-09-02T23:25:38Z")

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I have own cloud backup directories dating back to 2021. Can I just remove these older directories? drwxr-xr-x 3 root root 4096 Sep 2 17:49 2024-09-02-17:48:35 drwxr-xr-x 2 root root 4096 Sep 5 …

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## [DNS Issues on only one domain - Help with daignosing the issue](https://discourse.mailinabox.email/t/dns-issues-on-only-one-domain-help-with-daignosing-the-issue/12197)

<div class="topic-metadata">

**Author:** [@BangsKeyboards](https://discourse.mailinabox.email/u/BangsKeyboards)\
**Replies:** 9\
**Last updated:** [September 2, 2024, 10:28pm UTC](https://discourse.mailinabox.email/t/dns-issues-on-only-one-domain-help-with-daignosing-the-issue/12197 "2024-09-02T22:28:17Z")

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Looking for a little help diagnosing where my issues may be coming from. I have one domain that is causing me a lot of issues with resolving and I asked about it before in the following thread: To summarize, I was ha…

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## [Using VScode SSH connection to server, good?bad?](https://discourse.mailinabox.email/t/using-vscode-ssh-connection-to-server-good-bad/12299)

<div class="topic-metadata">

**Author:** [@wenx](https://discourse.mailinabox.email/u/wenx)\
**Replies:** 0\
**Last updated:** [September 2, 2024, 5:40pm UTC](https://discourse.mailinabox.email/t/using-vscode-ssh-connection-to-server-good-bad/12299 "2024-09-02T17:40:01Z")

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It is suggested to keep the mail server as clean as possible, so what about using VScode SSH connecting to the mail server? it will created a ~/…vscode-server folder, and i am using a ‘sudo’ user not the root user, does …

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## [Admin panel 2FA settings not respected after upgrade to v70](https://discourse.mailinabox.email/t/admin-panel-2fa-settings-not-respected-after-upgrade-to-v70/12274)

<div class="topic-metadata">

**Author:** [@tyler](https://discourse.mailinabox.email/u/tyler)\
**Replies:** 6\
**Last updated:** [September 1, 2024, 12:14pm UTC](https://discourse.mailinabox.email/t/admin-panel-2fa-settings-not-respected-after-upgrade-to-v70/12274 "2024-09-01T12:14:55Z")

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I am able to log in to the admin panel without being prompted for 2FA. I disabled it, and re-enabled it, and no change. I am using Bitwarden, but I don’t think that matters here. Has anyone else encountered this? Everyt…

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