sciencenotes.org
What's New at Science Notes - Periodic Tables and More - Science Notes and Projects
Last scanned Aug 4, 2026, 9:00 AM · 12 views
Overall score
Great
Summary
Are you wondering what's new and what we're working on at Science Notes? Here's a running update. This website uses WordPress. SEO is good (80/100) and accessibility is excellent (100/100). Security scores fair (65/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
Are you wondering what's new and what we're working on at Science Notes? Here's a running update.
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.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
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
4 issue(s) found
Performance
477 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
-3 overall since Jul 27, 2026
- Overall
- 85
- SEO
- 80
- Security
- 65
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
Are you wondering what's new and what we're working on at Science Notes? Here's a running update.
Meta tags
- Title
- What's New at Science Notes - Periodic Tables and More - Science Notes and Projects
- Description
- Are you wondering what's new and what we're working on at Science Notes? Here's a running update.
- Canonical
- https://sciencenotes.org/
- Language
- en-US
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- 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
- Let's Encrypt
- Subject
- *.sciencenotes.org
- Valid from
- Jul 7, 2026
- Valid to
- Oct 5, 2026
- Days until expiry
- 62
- SAN domains
- *.sciencenotes.org, sciencenotes.org
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 4 · H2 3 · H3 12
Links
73 internal · 3 external · 20 broken
Images
12 total · 0 missing alt
Scripts / Styles
19 scripts · 1 stylesheets
JS / CSS size
78.9 KB · 35.8 KB
Page size
165 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Title longer than 60 characters
- Multiple H1 headings found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://sciencenotes.org
- Final URL
- https://sciencenotes.org
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 474 ms
- HTML size
- 165 KB
- Redirect chain
- https://sciencenotes.org
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does sciencenotes.org use?
- sciencenotes.org is built with WordPress, jQuery, Google Analytics, Google Ads, Nginx.
- Is sciencenotes.org secure (HTTPS)?
- Yes. sciencenotes.org uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Oct 5, 2026.
- Who hosts sciencenotes.org?
- Hosting provider information for sciencenotes.org is not available yet.
- What is sciencenotes.org's SEO score?
- sciencenotes.org scored 80/100 for SEO in the latest analysis (great).
- What is sciencenotes.org's overall website score?
- sciencenotes.org has an overall SiteGraph score of 85/100, combining SEO, performance, security, and accessibility.
- Has sciencenotes.org's score changed over time?
- sciencenotes.org's overall score has declined by 3 points (from 88 to 85) since Jul 27, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card