Free website checkers, no signup
9 quick checks for the things that most often go quietly wrong: email that lands in junk, pages that struggle on a phone, links that break when they are shared. Enter an address and get a plain-English answer.
Pick the question you need answered
Every checker works today, on any site, without an account.
- No signupCan someone send email pretending to be you?Reads your DMARC record and tells you whether inboxes are told to reject fakes sent in your name.DMARC checker
- No signupAre your own emails landing in junk?Checks the list of services allowed to send email as your domain, and whether it is set up in a way inboxes accept.SPF checker
- No signupDoes your page work on a phone?Loads the page the way Google does on a mid-range phone: how fast it appears, whether it jumps, and whether buttons are easy to tap.Mobile-friendly test
- No signupAre Google and AI search allowed in?Shows which crawlers your robots.txt lets read a page, and the exact line that decided it.Robots.txt checker
- No signupDo your old links still get people there?Follows every hop of a redirect and flags chains, loops and temporary redirects that should be permanent.Redirect checker
- No signupWhat will your listing look like on Google?Checks the page title and description, with a preview of the search result.Meta tag checker
- No signupDoes your link look right when it is shared?Checks the image, title and description that appear when the page is posted on social media or sent in a message.Open Graph checker
- No signupIs the site sending the safety settings browsers expect?Checks HTTPS enforcement and the headers that protect visitors from common attacks.Security headers checker
- No signupDoes your site say what kind of business you are?Reads the structured data on a page and lists what Google needs that is missing.Schema validator
The five launch checks
The ones that get skipped on launch day and come back as a phone call a month later. Each takes under a minute.
DMARC policy set
A new site often means new email services. Check the domain tells inboxes what to do with fakes.
Check DMARCrobots.txt not still blocking the site
A leftover block from the staging build can keep a finished site out of Google entirely.
Check robots.txtContact form tested on an iPhone
Run the contact page through the mobile test, then fill the form in yourself on a real phone. No tool can do that last step for you.
Test the page on mobileOld URLs redirect, with no chains
Every address from the old site should reach its new page in one step.
Check a redirectSocial preview image shows
Share the homepage link and a blank grey box is what people see when this is missing.
Check the link preview
The full scan is paused. Join early access
A checker answers one question. The full scan runs dozens together on a page and tells you what to fix first, in plain English.
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