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fairchildsemi.com

Intelligent Power and Sensing Technologies | onsemi

Last scanned Jul 26, 2026, 4:17 PM · 1 view

93

Overall score

Excellent

Summary

The leader in intelligent power and image sensing technologies that build a better future for the automotive, industrial, cloud, medical, and IoT markets. This website uses Apache. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores good (85/100) and performance excellent (100/100). Top issue: robots.txt not found.

The leader in intelligent power and image sensing technologies that build a better future for the automotive, industrial, cloud, medical, and IoT markets

Top issues to fix

5 issues found · 1 high priority

  • TLS certificate expires in 11 days

    Security

    Renew now (or enable auto-renewal) — an expired certificate blocks visitors with a full-page browser warning.

  • 2 cookies without Secure/HttpOnly flags

    Security

    Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

  • 20 broken links on the page

    SEO

    Fix or remove broken links — they waste crawl budget and erode user trust.

90

SEO

2 issue(s) found

100

Performance

621 ms

85

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

The leader in intelligent power and image sensing technologies that build a better future for the automotive, industrial, cloud, medical, and IoT markets

LinkedInYouTubeX (Twitter)FacebookInstagram

Meta tags

Title
Intelligent Power and Sensing Technologies | onsemi
Description
The leader in intelligent power and image sensing technologies that build a better future for the automotive, industrial, cloud, medical, and IoT markets
Canonical
https://www.onsemi.com/
Language
en
Charset
UTF-8
Viewport
width=device-width, initial-scale=1
Robots meta
Manifest

OpenGraph & Twitter Card

OpenGraph

og:title
Intelligent Power and Sensing Technologies | onsemi
og:description
The leader in intelligent power and image sensing technologies that build a better future for the automotive, industrial, cloud, medical, and IoT markets
og:type
website
og:url
https://www.onsemi.com/

Twitter Card

twitter:card
summary_large_image
twitter:title
Intelligent Power and Sensing Technologies | onsemi
twitter:description
The leader in intelligent power and image sensing technologies that build a better future for the automotive, industrial, cloud, medical, and IoT markets

Technologies

Detected frameworks, languages, and tools.

jQueryApache

Hosting & CDN

Hosting provider
—
CDN provider
—
IP address
—
ASN
—

DNS records

TypeValue
A—
AAAA—
MX—
TXT—
NS—
CAA—
CNAME—
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Let's Encrypt
Subject
www.onsemi.com
Valid from
May 11, 2026
Valid to
Aug 9, 2026
Days until expiry
11
SAN domains
contact.onsemi.com, goldmine.onsemi.com, learn.onsemi.com, learningplus.onsemi.com, m.onsemi.cn, m.onsemi.com, m.onsemi.jp, maps.onsemi.com, my.onsemi.com, think.onsemi.cn, think.onsemi.com, think.onsemi.jp, www.onsemi.cn, www.onsemi.com, www.onsemi.jp

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyEnabled
  • X-Frame-OptionsEnabled
  • X-Content-Type-OptionsEnabled
  • Referrer-PolicyMissing
  • Permissions-PolicyMissing

Compression: gzip · 2 cookie(s) observed

Content & assets

Headings

H1 1 · H2 24 · H3 13

Links

171 internal · 20 external · 20 broken

Images

17 total · 1 missing alt

Scripts / Styles

11 scripts · 3 stylesheets

JS / CSS size

795 B · 14.5 KB

Page size

183 KB

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://fairchildsemi.com
Final URL
https://www.onsemi.com?utm_source=domains&utm_medium=fairchildCOM&utm_campaign=domains
HTTP status
200
HTTP version
HTTP/1.1
Response time
618 ms
HTML size
183 KB
Redirect chain
https://fairchildsemi.com → https://www.onsemi.com?utm_source=domains&utm_medium=fairchildCOM&utm_campaign=domains

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does fairchildsemi.com use?
fairchildsemi.com is built with jQuery, Apache.
Is fairchildsemi.com secure (HTTPS)?
Yes. fairchildsemi.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Aug 9, 2026.
Who hosts fairchildsemi.com?
Hosting provider information for fairchildsemi.com is not available yet.
What is fairchildsemi.com's SEO score?
fairchildsemi.com scored 90/100 for SEO in the latest analysis (excellent).
What is fairchildsemi.com's overall website score?
fairchildsemi.com has an overall SiteGraph score of 93/100, combining SEO, performance, security, and accessibility.