mentalfloss.com
Mental Floss - History, Trivia, Interesting Facts, and More
Last scanned Jul 29, 2026, 6:00 PM · 7 views
Overall score
Great
Summary
Learn weird, interesting facts about history, entertainment, language, geography, and more topics. SEO is good (85/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance good (80/100). Top issue: Multiple H1 headings found.
Learn weird, interesting facts about history, entertainment, language, geography, and more topics. Test your knowledge with our quizzes and other trivia.
Top issues to fix
9 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
5 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Multiple H1 headings found
SEOKeep a single H1 per page and demote the others to H2/H3.
+3 more issues — details in the sections below.
SEO
3 issue(s) found
Performance
1.46 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
+3 overall since Jul 21, 2026
- Overall
- 82
- SEO
- 85
- Security
- 65
- Performance
- 80
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Learn weird, interesting facts about history, entertainment, language, geography, and more topics. Test your knowledge with our quizzes and other trivia.
Meta tags
- Title
- Mental Floss - History, Trivia, Interesting Facts, and More
- Description
- Learn weird, interesting facts about history, entertainment, language, geography, and more topics. Test your knowledge with our quizzes and other trivia.
- Canonical
- https://www.mentalfloss.com/
- Language
- en-US
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- max-image-preview:large
- Manifest
Technologies
Detected frameworks, languages, and tools.
No technologies detected.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- CloudFront
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Amazon
- Subject
- api.12up.com
- Valid from
- Aug 21, 2025
- Valid to
- Sep 19, 2026
- Days until expiry
- 52
- SAN domains
- api.12up.com, www.the-real-zone.com, www.food-talks.com, www.5-list.com, www.ia-quiz.com, www.floor8.com, api.floor8.com, www.accio-content.com, www.galaxy-defender.com, www.mentalfloss.com, www.on-the-fly-news.com, www.90min.com, mobile-api.90min.com, www.galaxy-above.com, www.dish-delish-daily.com, tech.minutemedia.com, m.ftbpro.com, www.my-daily-hacks.com, www.playerstribune.com, www.knockout-sports.com, www.daily-library.com, mobile-api.12up.com, www.universe-of-ideas.com, www.sport-kicks.com, api.90min.com, www.economy-geek.com, www.reddevilsdispatch.com, mmsport.minutemediabeta.com, www.ftbpro.com, www.yourdiyhacks.com, www.here-they-come.com, www.bucketsinbrooklyn.com, www.12up.com, api.dbltap.com, www.coffee-high.com, www.dbltap.com, api.90min.de, www.daily-talks.com, www.my-daily-tips.com, www.verity-voice.com, www.superpower-chronicles.com, www.quizsided.com, www.epic-empires.com, www.daily-literary.com, www.theplayerstribune.com, www.infinite-scrolls.com, www.the-wellness-way.com, www.daily-buzzy.com, www.thebiglead.com, www.utahonice.com, www.90min.de, www.path-2-career.com, www.home-is-love.com, www.my-hero-content.com, www.pups-pets.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 5 cookie(s) observed
Content & assets
Headings
H1 2 · H2 10 · H3 53
Links
76 internal · 10 external · 20 broken
Images
57 total · 0 missing alt
Scripts / Styles
18 scripts · 2 stylesheets
JS / CSS size
656 KB · 9.2 KB
Page size
1023 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Multiple H1 headings found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://mentalfloss.com
- Final URL
- https://www.mentalfloss.com/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 1.44 s
- HTML size
- 1023 KB
- Redirect chain
- https://mentalfloss.com → https://www.mentalfloss.com/
See something wrong on this report? Request a correction
Frequently asked questions
- What technology does mentalfloss.com use?
- We did not detect any specific technologies for mentalfloss.com in the latest scan.
- Is mentalfloss.com secure (HTTPS)?
- Yes. mentalfloss.com uses TLS 1.3 with a certificate issued by Amazon, valid until Sep 19, 2026.
- Who hosts mentalfloss.com?
- Hosting provider information for mentalfloss.com is not available yet.
- What is mentalfloss.com's SEO score?
- mentalfloss.com scored 85/100 for SEO in the latest analysis (great).
- What is mentalfloss.com's overall website score?
- mentalfloss.com has an overall SiteGraph score of 82/100, combining SEO, performance, security, and accessibility.
- Has mentalfloss.com's score changed over time?
- mentalfloss.com's overall score has improved by 3 points (from 79 to 82) since Jul 21, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card