www.lesker.com
Registered
Page analyze update date:
2026/06/05 04:16:13
Last whois update date:
2026/07/18 13:24:39
Domain Status
Registered
Paid till
09.10.2026
Available from
08.11.2026
×
![Fullscreen website screenshot]()
www.lesker.com Website screenshot
SEO Score
49.32%
72
Score achieved
146
Maximum score
Main Information
Title: Kurt J. Lesker Company | Home | Enabling Technology for a Better World
Description: The leading global provider of high-quality vacuum products and systems, along with an established tradition of service and attention to detail, the Kurt J. Lesker Company® (KJLC®) has built a reputation for Enabling Technology for a Better World.
Keywords: unknown
Page Encoding:
utf-8
Page Filesize: 385 KB
Server Information
IP: 216.24.89.88
Location: United States,US,Uniontown,15401,39.8864,-79.7249,America/New_York
Encoding: utf-8
Meta Tags List
- charset: utf-8
- equiv: x-ua-compatible content: ie=edge
- name: viewport content: width=device-width, initial-scale=1.0
- name: verify-v1 content: A/+Amx6wvqVXpAwPOh1o7znawGoLT0o9r3dEXp9JSYU=
- property: og:image content: https://www.lesker.com/images/lesker-og.png
- property: og:description content: Enabling Technology for a Better World
- property: og:image:width content: 1200
- property: og:image:height content: 1200
- property: og:title content: Kurt J. Lesker Company
- property: og:type content: website
- class: swiftype name: pageType type: string content: home
- class: swiftype name: leskertitle type: string content: Home
- name: description content: The leading global provider of high-quality vacuum products and systems, along with an established tradition of service and attention to detail, the Kurt J. Lesker Company® (KJLC®) has built a reputation for Enabling Technology for a Better World.
- class: swiftype type: string name: keywords content: Vacuum Science, Flanges, Vacuum Pumps, Vacuum Technology, Vacuum Systems, PVD, Deposition, ALD, CVD, Vacuum Supplies, Feedthrough, Valve
Internal Links
External Links
Whois Information
domain_name: lesker.com
update_date: 2021-08-10T08:37:09Z
update_time: 1628584629
creation_date: 1995-10-10T04:00:00Z
creation_time: 813297600
expiration_date: 2026-10-09T04:00:00Z
Whois Raw Data
Domain Name: LESKER.COM
Registrar: Network Solutions, LLC
Domain Status: client transfer prohibited
Creation Date: 1995-10-10T04:00:00Z
Registry Expiry Date: 2026-10-09T04:00:00Z
Updated Date: 2021-08-10T08:37:09Z
Name Server: NS7.WORLDNIC.COM
Name Server: NS8.WORLDNIC.COM
REGISTRAR Contact: Network Solutions, LLC
>>> Last update of RDAP database: 2026-07-18T13:24:39Z
Robots.txt
User-agent: * Disallow: /wedding/ Disallow: /intranet/ Disallow: /emailcampaigns/ Disallow: /feedback/ Disallow: /presstek/ Disallow: /chinawebdemo/ Disallow: /tjlabs/ Disallow: /flashtest/ Disallow: /zxcv/ Disallow: /newweb/vacuum_chambers/ Disallow: /newweb/secure/ Disallow: /api/ Disallow: /lesker-api/ Disallow: /lesker-sale/ Disallow: /msds/ Disallow: /newweb/search/ Disallow: /translation/ Disallow: /deals/admin/ Disallow: /newweb/deposition_materials/api/ user-agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:25.0) Gecko/20100101 Firefox/25.0 allow: /translation/ User-agent: BLEXBot Disallow: / User-agent: bingbot Crawl-delay: 5 User-agent: Swiftbot Crawl-delay: 5 Sitemap: https://www.lesker.com/sitemap.xml User-agent: * Disallow:
SEO Audit
Technical SEO
✓
Response Code
200
Status 200 OK - page loads correctly.
✓
Character Encoding
Page: utf-8, Header: utf-8
Character encoding consistent between HTML and headers.
✓
Page Size
395245 bytes
Page size acceptable for fast loading.
!
Resources
95 total
Too many resources. Optimize and combine files for better performance.
✓
Hreflang Tags
2 hreflang tags
Hreflang tags found for multilingual SEO.
✓
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
Not set
Add cache-control headers to improve loading speed for returning visitors.
✓
Page Speed
4.70 ms
Excellent loading speed.
On-Page SEO
!
Title
Kurt J. Lesker Company | Home | Enabling Technology for a Better World
Title too long. Reduce to 30-60 characters to avoid truncation.
!
Meta Description
The leading global provider of high-quality vacuum products and systems, along with an established tradition of service and attention to detail, the Kurt J. Lesker Company® (KJLC®) has built a reputation for Enabling Technology for a Better World. Lenght:249
Meta description too long. Reduce to 100-160 characters.
!
H1 Heading
2 found - "Enabling Technology for a Better World"
Use only one H1 heading per page. Remove extra H1 tags.
!
Word Count
38
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
de
Language attribute properly set.
!
Images
63 total, 24 missing ALT
Add ALT text to images for accessibility and SEO.
✓
Viewport
width=device-width, initial-scale=1.0
Viewport meta tag properly set for mobile devices.
!
Open Graph
Missing: og:url
Add missing OpenGraph tags for social media sharing: og:url
!
Structured Data
0 JSON-LD scripts
Add structured data (JSON-LD) for rich snippets and better SEO.
Positions in Google
Search Phrases - Google
| Position | Phrase | Page | Snippet |
|---|---|---|---|
| 4 | /newweb/vacuum_pumps... | ||
| 8 | /newweb/vacuum_pumps... |