Documentation

How can we help?

Guides, references, and everything you need to get the most out of Guardr.

Getting Started

Add your first site, set up alerts and understand your security score in under 5 minutes.

Reports

Weekly summaries, PDF security reports, shareable scan links, and before/after comparisons.

API Reference

Scan sites, manage your monitored domains and automate security checks via the Guardr REST API.

Your Trial

How the 14-day Pro trial works, what happens on day 14 and how paused sites resume after upgrading.

Popular topics

What does my security grade mean?
Getting Started
How do I fix a missing HSTS header?
Blog
How to generate a PDF report
Reports
How does uptime monitoring work?
Getting Started
Migrate from SecurityHeaders.com API
API
Set up webhook alerts
Getting Started
Upload a branded logo to PDF reports
Reports
Add and remove sites via API
API
Bulk scan multiple domains
API
Generate and revoke API keys
API

Feature availability by plan

Every new account starts with 14 days on Pro. No credit card required. See how the trial works →

Feature Free Solo Starter Pro Agency*
Security scanning
Downtime & recovery alerts
Grade-drop & SSL expiry alerts -
Uptime monitoring
PDF security reports - -
Before/after scan compare - - -
Branded PDF reports - - -
Webhook alerts - - -
API access - read results -
API access - on-demand scans - -
API access - site management

Each feature name links to its documentation. * Agency is waitlist-only and not yet available for self-serve signup. See full pricing →

Email support

Cannot find what you need? Reach out directly - typically replies within 24 hours.

Blog & guides

Deep dives into fixing specific headers, understanding DNS security, and more.