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SGSiteGraph

mayoclinic.org

Access Denied

Last scanned Jul 15, 2026, 11:52 AM

76

Overall score

Fair

Top issues to fix

13 issues found · 4 high priority

  • Missing Strict-Transport-Security header

    Security

    Add HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.

  • Missing Content-Security-Policy header

    Security

    Add a CSP to control which sources can run scripts — the strongest single defense against XSS.

  • Missing meta description

    SEO

    Add a ~150-character meta description to control your search-result snippet and lift click-through rate.

  • Missing viewport meta tag

    Accessibility

    Add <meta name="viewport" content="width=device-width, initial-scale=1"> — without it the site is broken on mobile.

  • Missing X-Content-Type-Options header

    Security

    Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.

  • Missing X-Frame-Options header

    Security

    Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.

+7 more issues — details in the sections below.

Summary

This website is hosted on BBIL-AP - BHARTI Airtel Ltd., IN. SEO is fair (60/100) and accessibility is good (85/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Missing meta description.

60

SEO

6 issue(s) found

100

Performance

260 ms

65

Security

HTTPS & header checks

85

Accessibility

2 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Meta tags

Title
Access Denied
Description
Canonical
Language
Charset
Viewport
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
og:description
og:type
og:url

Twitter Card

twitter:card
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

Hosting & CDN

CDN provider
IP address
23.208.178.66
ASN
AS9498 (BBIL-AP - BHARTI Airtel Ltd., IN)

DNS records

TypeValue
A
  • 23.208.178.66
AAAA
MX
TXT
NS
CAA
CNAME
  • www.mayoclinic.org.edgekey.net
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
DigiCert Inc
Subject
mayo.edu
Valid from
Feb 23, 2026
Valid to
Feb 23, 2027
Days until expiry
223
SAN domains
mayo.edu, *.basicmed.mayo.edu, *.ce.mayo.edu, *.clearapproach.mayoclinic.org, *.employees.mayo.edu, *.kcms.mayoclinic.org, *.mayo.edu, *.mayoclinic.com, *.mayoclinic.org, *.mayocliniclabs.com, *.menshealth.mayoclinic.org, *.ndceducation.mayo.edu, *.onlineservices.mayoclinic.org, *.store.mayoclinic.com, *.testcatalog.org, accru.org, admin.basicmed.mayo.edu, admin.clearapproach.mayoclinic.org, allianceforclinicaltrialsinoncology.org, americanjointreplacementresearchcollaborative.org, can-act-network.org, certification.ndceducation.mayo.edu, charterhouse-mayo.org, collaborate.mayoclinicplatform.org, dev.jss.mcc.mayo.edu, dev.mcc.mayo.edu, gbmnetwork.org, gerosciencenetwork.org, globalbridges.org, hlhsconsortium.org, legacy.allianceforclinicaltrialsinoncology.org, live.myhealthcontent.org, mayoclinic.com, mayoclinic.org, mayoclinichealthcare.co.uk, mayocliniclabs.com, mayoclinicplatform.org, mayoemployees.org, member.accru.org, minnesotapartnership.info, mtaconsortium.com, myscsolutions.com, panc4.org, rapportpc.org, rochesterproject.org, senyohealth.ORG, solutions.mayoclinicplatform.org, stage.opticalstore.mayoclinic.com, test.account.mayoclinic.org, test.ciamfunctions.mayoclinic.org, test.idmadmin.mayo.edu, test.idmcloudservices.mayo.edu, test.jss.mcc.mayo.edu, test.mayoclinichealthsystem.org, test.mcc.mayo.edu, test.profile.mayoclinic.org, test.signup.mayoclinic.org, test.statindecisionaid.mayoclinic.org, testcatalog.org, uscovidplasma.org, www.admin.basicmed.mayo.edu, www.admin.clearapproach.mayoclinic.org, www.allianceforclinicaltrialsinoncology.org, www.americanjointreplacementresearchcollaborative.org, www.blood-donor-program-mn.mayoclinic.org, www.can-act-network.org, www.certification.ndceducation.mayo.edu, www.charterhouse-mayo.org, www.gbmnetwork.org, www.gerosciencenetwork.org, www.globalbridges.org, www.hlhsconsortium.org, www.mayoclinichealthcare.co.uk, www.mayoclinichealthsystem.org, www.mayoclinicplatform.org, www.mayoemployees.org, www.minnesotapartnership.info, www.morpholinodatabase.org, www.mtaconsortium.com, www.myscsolutions.com, www.rapportpc.org, www.rochesterproject.org, www.senyohealth.ORG, www.uscovidplasma.org

Security headers

  • Strict-Transport-SecurityMissing
  • Content-Security-PolicyMissing
  • X-Frame-OptionsMissing
  • X-Content-Type-OptionsMissing
  • Referrer-PolicyMissing
  • Permissions-PolicyMissing

Compression: none · 2 cookie(s) observed

Content & assets

Headings

H1 1 · H2 0 · H3 0

Links

0 internal · 0 external · 0 broken

Images

0 total · 0 missing alt

Scripts / Styles

0 scripts · 0 stylesheets

JS / CSS size

0 B · 0 B

Page size

372 B

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • Missing meta description
  • Missing canonical link
  • No structured data (JSON-LD) found
  • Missing OpenGraph tags
  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

  • Missing <html lang> attribute
  • Missing viewport meta tag

Scan details

Requested URL
https://mayoclinic.org
Final URL
https://www.mayoclinic.org/
HTTP status
403
HTTP version
HTTP/2
Response time
260 ms
HTML size
372 B
Redirect chain
https://mayoclinic.org → https://www.mayoclinic.org/

Frequently asked questions

What technology does mayoclinic.org use?
We did not detect any specific technologies for mayoclinic.org in the latest scan.
Is mayoclinic.org secure (HTTPS)?
Yes. mayoclinic.org uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Feb 23, 2027.
Who hosts mayoclinic.org?
mayoclinic.org is hosted on BBIL-AP - BHARTI Airtel Ltd., IN.
What is mayoclinic.org's SEO score?
mayoclinic.org scored 60/100 for SEO in the latest analysis (fair).
What is mayoclinic.org's overall website score?
mayoclinic.org has an overall SiteGraph score of 76/100, combining SEO, performance, security, and accessibility.