HreflangAudit benchmark report
Across 21 well-known public sites scanned by Zalwin (as of 2026-10-27), the median HreflangAudit score is 100/100. The least-passed check is "Every alternate answers 200" (62% pass). Automated read-only checks; results may be incomplete.
Scanned 2026-10-27 · Automated read-only checks of public pages; may be incomplete. Not a certification.
Which checks do sites pass least often?
| Check | Priority | Sites passing |
|---|---|---|
| Every alternate answers 200 | high | 62% (13 of 21) |
| Return links from every alternate | high | 67% (14 of 21) |
| x-default present | medium | 71% (15 of 21) |
| hreflang alternates declared | high | 76% (16 of 21) |
| Valid language-region codes | high | 76% (16 of 21) |
| Page lists itself | medium | 76% (16 of 21) |
| Canonicals do not contradict hreflang | medium | 100% (21 of 21) |
Signals found by site
- figma.com: 7 of 7 signals found (100/100)
- gitlab.com: 7 of 7 signals found (100/100)
- hubspot.com: 7 of 7 signals found (100/100)
- intercom.com: 7 of 7 signals found (100/100)
- mailchimp.com: 7 of 7 signals found (100/100)
- notion.so: 7 of 7 signals found (100/100)
- shopify.com: 7 of 7 signals found (100/100)
- slack.com: 7 of 7 signals found (100/100)
- snowflake.com: 7 of 7 signals found (100/100)
- stripe.com: 7 of 7 signals found (100/100)
- zendesk.com: 7 of 7 signals found (100/100)
- twilio.com: 6 of 7 signals found (89/100)
- cloudflare.com: 6 of 7 signals found (83/100)
- monday.com: 6 of 7 signals found (83/100)
- webflow.com: 6 of 7 signals found (83/100)
- datadoghq.com: 5 of 7 signals found (67/100)
- airtable.com: 1 of 7 signals found (11/100)
- asana.com: 1 of 7 signals found (11/100)
- atlassian.com: 1 of 7 signals found (11/100)
- linear.app: 1 of 7 signals found (11/100)
- vercel.com: 1 of 7 signals found (11/100)
Frequently asked questions
Which sites are in the HreflangAudit benchmark?
21 well-known public sites scanned read-only by Zalwin. Site owners can request a correction or removal at any time.
How often is it updated?
The showcase scans refresh monthly.
Is this a certification or a ranking of quality?
No. It is an automated read-only check of a few public signals and may be incomplete.
Computed by Zalwin. Informational only. HreflangAudit alternatives · All reports · Request a correction or removal