Summary

When verifying the SPF record provided to the end user, if the dns records for SPF is over 255 characters the internal verification tool cuts it off and does not verify.

Per https://tools.ietf.org/html/rfc4408#section-3.1.3 We should be compliant with this and take over 255 characters.

Steps to Reproduce

1. Add a SPF record greater than 255 characters to a domain, including the Atlassian SPF record.
2. Try and verify utilizing the SPF/DKIM internal checker or through the instances project email settings.

Expected Results

SPF record is confirmed.

Actual Results

SPF record cannot be verified.

Workaround

Add SPF records on different lines in your DNS configuration. I.E. splitting in two separate records.