chemicalbook.com
ChemicalBook
Last scanned Aug 2, 2026, 8:00 AM · 7 views
Overall score
Great
Summary
Chemicalbook is a platform dedicated to provide the most valuable resources for chemical industry users. This website uses Nginx. SEO is fair (65/100) and accessibility is excellent (90/100). Security scores good (75/100) and performance excellent (100/100). Top issue: Meta description longer than 160 characters.
Chemicalbook is a platform dedicated to provide the most valuable resources for chemical industry users. Here you can get chemical information (such as chemical physical properties, safety data, Excellent china suppliers and their web addresses and etc.)by searching the name, CAS number, molecular formula, molecular weight, MDL number, EINECS number, structure.
Top issues to fix
11 issues found · 3 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.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
TLS certificate expires in 26 days
SecurityRenew soon or enable auto-renewal to avoid a browser-warning outage.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
3 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.
+5 more issues — details in the sections below.
SEO
5 issue(s) found
Performance
295 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Score history
-3 overall since Jul 26, 2026
- Overall
- 81
- SEO
- 65
- Security
- 75
- Performance
- 100
- Accessibility
- 90
Organization
Company details published in this site's own structured data.
Chemicalbook is a platform dedicated to provide the most valuable resources for chemical industry users. Here you can get chemical information (such as chemical physical properties, safety data, Excellent china suppliers and their web addresses and etc.)by searching the name, CAS number, molecular formula, molecular weight, MDL number, EINECS number, structure.
Meta tags
- Title
- ChemicalBook
- Description
- Chemicalbook is a platform dedicated to provide the most valuable resources for chemical industry users. Here you can get chemical information (such as chemical physical properties, safety data, Excellent china suppliers and their web addresses and etc.)by searching the name, CAS number, molecular formula, molecular weight, MDL number, EINECS number, structure.
- Canonical
- https://www.chemicalbook.com/
- Language
- zh-EN
- Charset
- utf-8
- Viewport
- width=device-width,initial-scale=1.0
- Robots meta
- 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
- GlobalSign nv-sa
- Subject
- *.chemicalbook.com
- Valid from
- Jul 28, 2025
- Valid to
- Aug 29, 2026
- Days until expiry
- 26
- SAN domains
- *.chemicalbook.com, chemicalbook.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 5 cookie(s) observed
Content & assets
Headings
H1 0 · H2 2 · H3 2
Links
266 internal · 40 external · 20 broken
Images
26 total · 1 missing alt
Scripts / Styles
18 scripts · 5 stylesheets
JS / CSS size
779 B · 1.4 KB
Page size
71.2 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- No H1 heading found
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://chemicalbook.com
- Final URL
- https://www.chemicalbook.com/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 294 ms
- HTML size
- 71.2 KB
- Redirect chain
- https://chemicalbook.com → https://www.chemicalbook.com/
See something wrong on this report? Request a correction
Related websites
Same technology stack
linuxiac.com
Linuxiac - All things Linux & Open Source
quackquack.in
QuackQuack Dating App | 100% Free Dating Site to Meet Singles
enfocus.com
PDF Preflight & Print Automation Software | Enfocus
doshinsports.com
道新スポーツ | DOSHIN SPORTS
meon.co.in
Meon - Complete Digital Verification & eKYC Automation Suite
therightlife.in
Child-Centric Township in Sarjapur-Whitefield Rd | Mana Skanda
Frequently asked questions
- What technology does chemicalbook.com use?
- chemicalbook.com is built with jQuery, Google Analytics, Nginx.
- Is chemicalbook.com secure (HTTPS)?
- Yes. chemicalbook.com uses TLS 1.3 with a certificate issued by GlobalSign nv-sa, valid until Aug 29, 2026.
- Who hosts chemicalbook.com?
- Hosting provider information for chemicalbook.com is not available yet.
- What is chemicalbook.com's SEO score?
- chemicalbook.com scored 65/100 for SEO in the latest analysis (fair).
- What is chemicalbook.com's overall website score?
- chemicalbook.com has an overall SiteGraph score of 81/100, combining SEO, performance, security, and accessibility.
- Has chemicalbook.com's score changed over time?
- chemicalbook.com's overall score has declined by 3 points (from 84 to 81) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card