kla-tencor.com website report
Error Page
Last scanned · 1 view
Overall score
Fair
About kla-tencor.com
kla.com is a website. The site is hosted on F5 - F5 Networks SARL, FR.
Score profile
Top issues to fix
8 issues found · 3 high priority
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
No H1 heading found
SEOAdd exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Missing viewport meta tag
AccessibilityAdd <meta name="viewport" content="width=device-width, initial-scale=1"> — without it the site is broken on mobile.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
+2 more issues — details in the sections below.
How it compares
kla-tencor.com scores higher overall than 37% of the 163,243 sites we have scanned.
vs. All scanned sites
163,243 sitesThe dot is this site; the tick is the typical (median) score for the group. The number on the right is the percentile: the share of the group this site scores above.
Technology stack
No technologies were detected in the latest scan.
Hosting & DNS
kla-tencor.com is hosted on F5 - F5 Networks SARL, FR (servers registered in US).
- IP address
- 159.60.151.184
- ASN
- AS35280 · F5 - F5 Networks SARL, FR
- IPv6
- Not supported
- HTTP
- HTTP/2
Show DNS record values
- A
- 159.60.151.184
- CNAME
- ves-io-53f247be-6939-48b0-b0b7-3a313ea0d1b6.ac.vh.ves.io
TXT record contents are not republished; only their count is shown.
Security
kla-tencor.com uses TLS 1.3 with a certificate valid for 82 more days and sets 6 of 6 recommended security headers.
Security headers6 of 6 set
- HSTSForces HTTPS
- CSPBlocks injected scripts
- X-Frame-OptionsStops clickjacking
- X-Content-TypeStops MIME sniffing
- Referrer-PolicyLimits URL leakage
- Permissions-PolicyRestricts browser features
TLS certificate
- Names covered
- 2
- Cookies set
- 0
Email security
kla-tencor.com scores D for email security, with no SPF record and DMARC policy “reject”.
- SPFNot set
No SPF record: anyone can claim to send mail from this domain.
- DMARCGood
Forged mail is rejected; reports are collected.
- MTA-STSNot set
Not published; mail to this domain can be downgraded to plaintext.
- BIMINot set
Not published (optional).
Performance & carbon
kla-tencor.com scores 90/100 for performance, with an estimated load time of 1.6 s. A visit emits an estimated 0.07 g of CO2 (grade A+).
Page weight
- HTML 193 KB
- Est. load
- 1.58 s
- Response
- 1.58 s
- Scripts / CSS
- 0 / 0
Carbon per visitA+
0.07 g CO2 per uncached view
Estimate from the Sustainable Web Design model. HTML, JavaScript and CSS only; images, video and fonts are not measured. Treat it as a lower bound for comparing pages, not an audit.
SEO & accessibility
kla-tencor.com scores 55/100 for SEO and 75/100 for accessibility, with 6 SEO issues to fix.
Heading structure
No H1 found.
Image alt text
0 images · 0 without alt text · 0 lazy-loaded
Links
SEO issues6
- Missing meta description
- Missing canonical link
- No H1 heading found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- sitemap.xml not found
Accessibility issues3
- No H1 heading found
- Missing <html lang> attribute
- Missing viewport meta tag
Company
Location & contact page
Published on this site's own pages.
- Contact page
- Open contact page →
Technical details
Page metadata, social tags, crawl files and scan information.
Meta tags
- Title
- Error Page
- Description
- Canonical
- Language
- Robots meta
Crawl files
- robots.txt
- Found
- Disallow rules
- 4
- sitemap.xml
- Not found
- URLs in sitemap
- 0
Structured data
No JSON-LD types declared.
- Microdata items
- 0
- RDFa items
- 0
Scan
- Final URL
- https://www.kla.com/
- HTTP status
- 200
- Redirects
- https://kla-tencor.com → https://www.kla.com/
- Scanned
- Aug 24, 2026, 1:22 PM
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<a href="https://sitegraph.tech/site/kla-tencor-com"><img src="https://sitegraph.tech/badge/kla-tencor-com.svg" alt="kla-tencor.com on SiteGraph" width="190" height="20" /></a>See something wrong on this report? Request a correction or ask for something to be removed.
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Frequently asked questions about kla-tencor.com
- What is kla-tencor.com?
- kla.com is a website. The site is hosted on F5 - F5 Networks SARL, FR.
- Who hosts kla-tencor.com?
- kla-tencor.com is hosted on F5 - F5 Networks SARL, FR (servers registered in US).
- Is kla-tencor.com secure?
- kla-tencor.com uses TLS 1.3 with a certificate valid for 82 more days and sets 6 of 6 recommended security headers.
- Is kla-tencor.com protected against email spoofing?
- kla-tencor.com scores D for email security, with no SPF record and DMARC policy “reject”.
- How does kla-tencor.com compare with similar sites?
- kla-tencor.com scores higher overall than 37% of the 163,243 sites we have scanned.
- What is kla-tencor.com's overall score?
- kla-tencor.com has an overall SiteGraph score of 79/100, combining SEO (55), performance (90), security (100) and accessibility (75).
Open Graph & Twitter