csl.com
Registered
Page analyze update date:
2026/05/31 14:57:55
Last whois update date:
2026/03/19 01:47:39
Domain Status
Registered
Paid till
28.10.2027
Available from
27.11.2027
×
![Fullscreen website screenshot]()
csl.com Website screenshot
SEO Score
65.07%
95
Score achieved
146
Maximum score
Main Information
Title: Global Biotechnology Company | CSL
Description: CSL consists of CSL Behring, CSL Seqirus and CSL Vifor. Together they help ensure people everywhere get the treatments they need.
Keywords: unknown
Page Encoding:
utf-8
Page Filesize: 239 KB
Server Information
IP: 12.3.33.229
Location: United States,US,Philadelphia,19118,40.0711,-75.2051,America/New_York
Encoding: utf-8
Whois Information
domain_name: csl.com
update_date: 2025-09-26T09:05:22Z
update_time: 1758877522
creation_date: 1997-10-29T05:00:00Z
creation_time: 878101200
expiration_date: 2027-10-28T04:00:00Z
Whois Raw Data
Domain Name: CSL.COM
Registrar: MarkMonitor Inc.
Domain Status: client delete prohibited
Domain Status: client transfer prohibited
Domain Status: client update prohibited
Creation Date: 1997-10-29T05:00:00Z
Registry Expiry Date: 2027-10-28T04:00:00Z
Updated Date: 2025-09-26T09:05:22Z
Name Server: DBRU.BR.NS.ELS-GMS.ATT.NET
Name Server: DMTU.MT.NS.ELS-GMS.ATT.NET
REGISTRAR Contact: MarkMonitor Inc.
>>> Last update of RDAP database: 2026-03-19T01:47:39Z
Robots.txt
User-agent: *
Sitemap: https://www.csl.com/sitemap.xml
Disallow: /Sitecore
Disallow: /sitecore_files/
Disallow: /sitecore modules/
Disallow: /App_Browsers/
Disallow: /App_config/
Disallow: /App_Data/
Disallow: /temp/
Disallow: /upload/
Disallow: /xsl/
SEO Audit
Technical SEO
✓
Response Code
HTTP/1.1 200 OK
Status 200 OK - page loads correctly.
✓
Character Encoding
Page: utf-8, Header: utf-8
Character encoding consistent between HTML and headers.
✓
Page Size
245421 bytes
Page size acceptable for fast loading.
✓
Resources
0 total
Optimal number of resources.
✓
Hreflang Tags
hreflang tags
Add hreflang tags if you have multilingual content.
✓
Robots.txt
Exists
Robots.txt file found.
✓
Sitemap
Declared in robots.txt
Sitemap declared in robots.txt.
✓
HTTPS
Yes
Secure HTTPS connection enabled.
!
Compression
Not detected
Enable gzip or zstd compression to reduce file sizes.
✓
Caching
max-age=0, must-revalidate, private,no-cache, no-store
Cache-control headers properly set.
✓
Page Speed
4.28 ms
Excellent loading speed.
On-Page SEO
✓
Title
Global Biotechnology Company | CSL
Good title length (30-60 characters).
✓
Meta Description
CSL consists of CSL Behring, CSL Seqirus and CSL Vifor. Together they help ensure people everywhere get the treatments they need. Lenght:129
Good meta description length (100-160 characters).
!
H1 Heading
0 found - ""
Add exactly one H1 heading with primary keywords.
!
Word Count
Content very short. Aim for at least 500 words for better SEO.
!
Canonical Tag
Add canonical tag to prevent duplicate content issues.
✓
Duplicate Meta
[]
No duplicate meta tags found.
✓
Keywords
Meta keywords are optional (not used by major search engines).
Content and UX
!
Language
Add lang attribute to tag for accessibility and SEO.
✓
Images
0 total, 0 missing ALT
All images have proper ALT text.
!
Viewport
Add viewport meta tag for mobile responsiveness.
!
Open Graph
Missing: og:title, og:description, og:image, og:url
Add missing OpenGraph tags for social media sharing: og:title, og:description, og:image, og:url
!
Structured Data
JSON-LD scripts
Add structured data (JSON-LD) for rich snippets and better SEO.
Positions in Google
Search Phrases - Google
| Position | Phrase | Page | Snippet |
|---|---|---|---|
| 1 | / |