DNS & SEO Quick Checker
Check basic metadata for a single URL where browser access permits, with clear CORS limitations and links to DNS and search diagnostics.
Page SEO check
Enter a public page URL. The browser checks only the page it can fetch; CORS restrictions may block remote pages. This is not a full-site crawl and cannot predict Google rankings.
DNS lookup guidance
Browsers cannot query DNS records directly. Use a trusted DNS-over-HTTPS service, such as Google Public DNS, or a server-side resolver with appropriate validation and rate limits. This page does not claim to verify DNS records itself.
Before you use DNS & SEO Quick Checker
For DNS & SEO Quick Checker, enter values using the units shown beside each field. Check whether rates are annual or monthly, whether dates are inclusive, and whether the calculation uses assumptions or statutory rules. Use sample figures first to understand the result.
Check the result
Check the inputs and units, compare the result with a second calculation for an important decision, and save the assumptions used. Results are estimates and may not reflect current laws, provider terms, fees, taxes, or individual eligibility.
Common questions
Are the results guaranteed or official?
No. Results depend on the inputs and assumptions; confirm important tax, payroll, investment, or legal matters with the relevant official source or a qualified professional.
Why does my result differ from another calculator?
Calculators may use different rounding, dates, compounding frequency, eligibility rules, or assumptions.
What should I keep with the result?
Record the inputs, units, date checked, and any assumptions so the estimate can be reviewed later.
Privacy reminder: Do not use confidential or personal files unless you are authorised to process them and are comfortable with the tool’s processing method. Keep a backup of important source files.