Free tools
Check the site, SSL, index, Telegram bot username, webhook and DAU load. No sign-up — results stay on the page.
Site availability
status, redirects, response time
SSL certificate
issuer, expiry, days left
robots.txt and sitemap
files, errors, URL count
Telegram webhook
test POST to your HTTPS URL
Telegram bot username
is @username taken, plus similar names
Bot load
DAU → webhook, VPS and support cost
Why this is useful
A short check shows whether the site responds, the bot name is free and which VPS fits your audience. If leads should reach the messenger — that is the next step.