presens.de
Available
Page analyze update date:
2025/09/03 03:13:02
Last whois update date:
2026/03/12 04:57:44
Domain Status
Available
×
![Fullscreen website screenshot]()
presens.de Website screenshot
SEO Score
38.36%
56
Score achieved
146
Maximum score
Main Information
Title: Optical Sensor Technology
Description: PreSens is a world leader in the field of chemical optical O2, pH and CO2 sensors - parameters, essential for life. Learn more!
Keywords: empty
Page Encoding:
utf-8
Page Filesize: 31 KB
Server Information
IP: 185.166.22.213
Location: Germany,DE,,,51.2993,9.491,Europe/Berlin
Encoding: utf-8
Whois Raw Data
Domain: presens.de
Nserver: ns1121.ui-dns.biz
Nserver: ns1121.ui-dns.com
Nserver: ns1121.ui-dns.de
Nserver: ns1121.ui-dns.org
Status: connect
Changed: 2018-08-09T16:55:27+02:00
SEO Audit
Technical SEO
✓
Response Code
HTTP/2 200
Status 200 OK - page loads correctly.
✓
Character Encoding
Page: utf-8, Header: utf-8
Character encoding consistent between HTML and headers.
✓
Page Size
32295 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
Missing
Add robots.txt file to control search engine crawling.
!
Sitemap
Not found
Add sitemap.xml and reference it in robots.txt.
!
HTTPS
No
Switch to HTTPS for security and SEO benefits.
✓
Compression
gzip
Gzip or Zstd compression enabled for faster loading.
✓
Caching
max-age=0,max-age=0
Cache-control headers properly set.
!
Page Speed
Unknown
Load time not measured.
On-Page SEO
!
Title
Optical Sensor Technology
Title too short. Expand to 30-60 characters for better SEO.
✓
Meta Description
PreSens is a world leader in the field of chemical optical O2, pH and CO2 sensors - parameters, essential for life. Learn more! Lenght:127
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
empty
Meta keywords set (note: 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 |
|---|---|---|---|
| 10 | / |