This is a sample report with illustrative data — not a live scan. Run a real check to compare your own sites.

Comparing old.example.com against example.com

Important migration issues found

Based on 5 of 61 eligible old URLs (out of 64 discovered). This is not a ranking-preservation score — it only measures observable technical differences.

Checked
5
Preserved
0
Redirected correctly
1
Needing review
3
Missing
1
Failed to validate
0
New-site indexability issues
0
Old-host links remaining
1
Sitemap coverage
80% of 5 paths

Critical and high-priority findings

No usable replacement was found for this URL

https://old.example.com/products/legacy-widget

Critical

Final response was 404 at https://old.example.com/products/legacy-widget

Recommendation: Add a redirect from this URL to its closest equivalent on the new site.

This URL redirects to the new homepage instead of an equivalent page

https://old.example.com/blog/2019-annual-review

High priority

Redirects to https://example.com/

Recommendation: Map this URL to its actual equivalent page rather than the homepage.

Migration map

5 of 5 URLs shown
Old URLRedirectFinal destinationResultStrongest finding
/aboutPermanent (1)New site — 200Redirected—
/blog/2019-annual-reviewPermanent (1)New site — 200Review
This URL redirects to the new homepage instead of an equivalent page
  • This URL redirects to the new homepage instead of an equivalent pageHigh priority

    Redirects to https://example.com/

    Map this URL to its actual equivalent page rather than the homepage.

/products/legacy-widgetNone (0)Missing — 404Missing
No usable replacement was found for this URL
  • No usable replacement was found for this URLCritical

    Final response was 404 at https://old.example.com/products/legacy-widget

    Add a redirect from this URL to its closest equivalent on the new site.

/contactNone (0)Old site (unchanged) — 200Review
This URL still responds directly from the old site
  • This URL still responds directly from the old siteMedium priority

    Old URL returned 200 without redirecting

    Add a redirect to the corresponding page on the new site.

/pricingTemporary (1)New site — 200Review
A temporary redirect is used for what looks like a permanent move
  • A temporary redirect is used for what looks like a permanent moveLow priority

    Observed a 302/307 status in the redirect chain

    Switch to a 301 or 308 permanent redirect.

Sitemap coverage and site configuration

Possible homepage catch-all redirect

6 of 61 checked old URLs all redirect to the new homepage (https://example.com/) instead of an equivalent page. This is flagged for review, not automatically treated as incorrect.

  • https://old.example.com/blog/2019-annual-review
  • https://old.example.com/blog/2018-year-in-review

Unchanged paths

4

Old URLs absent from new sitemap

1

  • /products/legacy-widget

New URLs not in old sitemap

1

Informational — new pages are expected during a redesign.

Old-host URLs still in new sitemap

0

Site-level configuration

  • Old site robots.txt: found
  • New site robots.txt: found

Ready to check your own migration? Run the Website Migration Check

The Ace
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