stjohnslabs.com
Nanobodies, Antibodies, Proteins & ELISA Kits | St John's Laboratory
Last scanned Jul 26, 2026, 1:49 PM · 3 views
Overall score
Excellent
Summary
Shop 60,000+ research antibodies, 700+ nanobodies, 36,000+ proteins and 12,000+ ELISA kits from St John's Laboratory. This website uses Google Analytics behind Cloudflare CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Title longer than 60 characters.
Shop 60,000+ research antibodies, 700+ nanobodies, 36,000+ proteins and 12,000+ ELISA kits from St John's Laboratory. Trusted by academic and biotech institutions worldwide since 2012.
Top issues to fix
7 issues found · 1 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
2 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.
Title longer than 60 characters
SEOShorten the title to under 60 characters so search results don't truncate it.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
+1 more issue — details in the sections below.
SEO
4 issue(s) found
Performance
397 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Shop 60,000+ research antibodies, 700+ nanobodies, 36,000+ proteins and 12,000+ ELISA kits from St John's Laboratory. Trusted by academic and biotech institutions worldwide since 2012.
Contact
Email, phone, and address published on this site's own pages.
- info@stjohnslabs.com
- Phone
- +44 (0)208 223 3081
Meta tags
- Title
- Nanobodies, Antibodies, Proteins & ELISA Kits | St John's Laboratory
- Description
- Shop 60,000+ research antibodies, 700+ nanobodies, 36,000+ proteins and 12,000+ ELISA kits from St John's Laboratory. Trusted by academic and biotech institutions worldwide since 2012.
- Canonical
- https://stjohnslabs.com/
- Language
- en
- Charset
- Viewport
- width=device-width, initial-scale=1,maximum-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- Cloudflare
- 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
- DigiCert, Inc.
- Subject
- stjohnslabs.com
- Valid from
- Oct 30, 2025
- Valid to
- Oct 29, 2026
- Days until expiry
- 93
- SAN domains
- stjohnslabs.com, www.stjohnslabs.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 6 cookie(s) observed
Content & assets
Headings
H1 1 · H2 3 · H3 16
Links
98 internal · 5 external · 20 broken
Images
19 total · 0 missing alt
Scripts / Styles
34 scripts · 5 stylesheets
JS / CSS size
45.2 KB · 1.5 KB
Page size
168 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
- Meta description longer than 160 characters
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://stjohnslabs.com
- Final URL
- https://stjohnslabs.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 394 ms
- HTML size
- 168 KB
- Redirect chain
- https://stjohnslabs.com
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Frequently asked questions
- What technology does stjohnslabs.com use?
- stjohnslabs.com is built with BigCommerce, jQuery, Google Analytics.
- Is stjohnslabs.com secure (HTTPS)?
- Yes. stjohnslabs.com uses TLS 1.3 with a certificate issued by DigiCert, Inc., valid until Oct 29, 2026.
- Who hosts stjohnslabs.com?
- Hosting provider information for stjohnslabs.com is not available yet.
- What is stjohnslabs.com's SEO score?
- stjohnslabs.com scored 80/100 for SEO in the latest analysis (great).
- What is stjohnslabs.com's overall website score?
- stjohnslabs.com has an overall SiteGraph score of 92/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card