Website review plesseysemiconductors.com
Home - Plessey
Generated on April 04 2026 09:33 AM
Old data? UPDATE !
The score is 57/100
SEO Content
Title
Home - Plessey
Length : 14
Perfect, your title contains between 10 and 70 characters.
Description
Plessey is a UK-based photonics pioneer with 70+ years of innovation, developing MicroLED displays and optical computing technologies for AR, AI, and next-era wearables — research to volume production under one roof in Plymouth.
Length : 228
Ideally, your meta description should contain between 70 and 160 characters (spaces included). Use this free tool to calculate text length.
Keywords
Very bad. We haven't found meta keywords on your page. Use this free online meta tags generator to create keywords.
Og Meta Properties
Good, your page take advantage of Og Properties.
| Property | Content |
|---|---|
| locale | en_US |
| type | article |
| title | Plessey |
| description | Plessey is a UK-based photonics pioneer with 70+ years of experience, developing MicroLED displays, optical computing and optical interconnects — researched, engineered and manufactured under one roof in Plymouth. |
| url | https://plessey.com/ |
| site_name | Plessey |
| image | https://plessey.com/wp-content/uploads/2026/02/tech2.webp |
| image:width | 1201 |
| image:height | 628 |
| image:type | image/jpeg |
| video | https://plessey.com/wp-content/uploads/2026/03/AdobeStock_277895917.mp4 |
Headings
| H1 | H2 | H3 | H4 | H5 | H6 |
| 1 | 3 | 4 | 0 | 3 | 5 |
- [H1] Engineering the future in light
- [H2] Total process. One operation.
- [H2] Latest from Plessey
- [H2] Ready to discuss your requirements?
- [H3] Technologies shaped by light. We design and build three photonic technologies – integrated under one roof, engineered to work together.
- [H3] Smaller, brighter, sharper, more efficient.
- [H3] Processing with photons, not electrons.
- [H3] Independent spirit. Serious intent.
- [H5] Deep know-how
- [H5] Broad capability
- [H5] Single facility
- [H6] We don’t follow familiar paths—we set new ones. Tested, proven, scaled.
- [H6] Gender Pay Report 2024-2025
- [H6] Haylo Labs Acquires Plessey Semiconductors to Supercharge UK’s Role in the Future of AR/VR and Optical Computing
- [H6] Work Experience Week 2025
- [H6] Gender Pay Report 2023-2024
Images
We found 13 images on this web page.
13 alt attributes are empty or missing. Add alternative text so that search engines can better understand the content of your images.
Text/HTML Ratio
Ratio : 14%
This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content.
Flash
Perfect, no Flash content has been detected on this page.
Iframe
Great, there are no Iframes detected on this page.
SEO Links
URL Rewrite
Good. Your links looks friendly!
Underscores in the URLs
Perfect! No underscores detected in your URLs.
In-page links
We found a total of 14 links including 0 link(s) to files
| Anchor | Type | Juice |
|---|---|---|
| Skip to content | Internal | Passing Juice |
| About | External | Passing Juice |
| Technology | External | Passing Juice |
| Careers | External | Passing Juice |
| News | External | Passing Juice |
| Contact | External | Passing Juice |
| CSR | External | Passing Juice |
| Press Release | External | Passing Juice |
| Privacy & security | External | Passing Juice |
| Cookies | External | Passing Juice |
| Legal | External | Passing Juice |
| Quality assurance | External | Passing Juice |
| Modern slavery | External | Passing Juice |
| Foundation | External | Passing Juice |
SEO Keywords
Keywords Cloud
every research technologies plessey from manufacturing computing integrated technology optical
Keywords Consistency
| Keyword | Content | Title | Keywords | Description | Headings |
|---|---|---|---|---|---|
| plessey | 6 |  |
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| technology | 5 | |
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| technologies | 5 | |
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| research | 4 | |
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| computing | 3 | |
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Usability
Url
Domain : plesseysemiconductors.com
Length : 25
Favicon
Great, your website has a favicon.
Printability
We could not find a Print-Friendly CSS.
Language
Good. Your declared language is en.
Dublin Core
This page does not take advantage of Dublin Core.
Document
Doctype
HTML 5
Encoding
Perfect. Your declared charset is UTF-8.
W3C Validity
Errors : 0
Warnings : 0
Email Privacy
Warning! At least one email address has been found in the plain text. Use free antispam protector to hide email from spammers.
Deprecated HTML
Great! We haven't found deprecated HTML tags in your HTML.
Speed Tips
|
Excellent, your website doesn't use nested tables. |
|
Perfect. No inline css has been found in HTML tags! |
|
Too bad, your website has too many CSS files (more than 4). |
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Too bad, your website has too many JS files (more than 6). |
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Perfect, your website takes advantage of gzip. |
Mobile
Mobile Optimization
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Apple Icon |
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Meta Viewport Tag |
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Flash content |
Optimization
XML Sitemap
Great, your website has an XML sitemap.
| https://plessey.com/sitemap_index.xml |
Robots.txt
https://plesseysemiconductors.com/robots.txt
Great, your website has a robots.txt file.
Analytics
Missing
We didn't detect an analytics tool installed on this website.
Web analytics let you measure visitor activity on your website. You should have at least one analytics tool installed, but It can also be good to install a second in order to cross-check the data.
PageSpeed Insights
Device
Categories
Free SEO Testing Tool
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