Not claimed on Trooth
None
Nothing witnessed yet
postmark.com has not claimed a page on Trooth yet, so there is nothing witnessed to show. What follows is what Trooth can read from the outside: the company’s own public surface, observed on a date. These are observations, not a grade.
Serves HTTPS with a valid certificate
Forces HTTPS on every connection
Content Security Policy header present
Clickjacking protection present
Blocks MIME-type sniffing (nosniff)
Published a security disclosure contact
Read from postmark.com on 2026-09-03 20:45 UTC (live read). A claimed page shows far more than this, from evidence Trooth reads directly, and it is rechecked on a schedule.
Two honest things you can do
This is the standard list of what a claimed page carries. It is not a set of findings about postmark.com: Trooth has not looked at any of these for this company, and their absence here says nothing about whether the company has them.
Work at postmark.com?
This page exists whether you claim it or not.
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