CyberPanel

Error: invalid literal for int() with base 10: ‘-‘ [calculateBandwidth]

invalid literal for int() with base 10: ‘-‘ [calculateBandwidth]   This message keeps showing up in my error log, but a few variations.  Basically, right after the 10: and before the [calculateBandwidth] there is a character or string in single quotes.  The script is expecting that data to be a number, not a character.  For …

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550-5.7.1 Our system has detected that this message does not meet IPv6 sending guidelines regarding PTR records and authentication

I think I finally got this issue fixed. Warning: 550-5.7.1 Our system has detected that this message does not meet IPv6 sending guidelines regarding PTR records and authentication. Please review 550-5.7.1 I first mentioned the problem with the IPv6 warning in this thread.  And then I mentioned it again here.  And I had thought it …

550-5.7.1 Our system has detected that this message does not meet IPv6 sending guidelines regarding PTR records and authentication Read More »

Cyberpanel email log – IP address does not have a PTR record setup 550-5.7.25

TLDR:  gmail has very strict anti-spam and forwarding emails makes it even tougher to pass their spam filters.  The best you can do is run your emails through a test site like mail-tester.com and lookup how to solve each of the issues presented.  I found forwarding emails to outlook instead of gmail worked fine.  If …

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Cyberpanel SSL renewal – self-signed instead of full

Updates 8/4/2022 – Cyberpanel now has a page with solutions for SSL problems, and I managed to find a solution that worked for me. I’ve noticed that several of my SSL certificates say they are “self-signed” instead of a full regular SSL certificate.  I had zero issues with my original cpanel host, but started to …

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Number of lookups on your SPF record exceed the allowed limit of 10. This will result in emails failing SPF authentication.

I was working on figuring out why emails forwarded through cyberpanel weren’t being received at gmail.  During the troubleshooting process, I found the following error message when I went into Cloudflare to try to make sure my DNS settings were correct: The number of lookups on your SPF record exceed the allowed limit of 10. …

Number of lookups on your SPF record exceed the allowed limit of 10. This will result in emails failing SPF authentication. Read More »

Cyberpanel forward email – IP Address sending this message does not have a PTR record setup 550-5.7.25

550-5.7.25 The IP address sending this message does not have a PTR record setup, or the corresponding forward DNS entry does not point to the sending IP. As a policy, Gmail does not accept messages from IPs with missing PTR records. Please visit 550-5.7.25 TLDR:  you need to make sure your DNS settings are correct …

Cyberpanel forward email – IP Address sending this message does not have a PTR record setup 550-5.7.25 Read More »