allegromicro.com
Allegro MicroSystems | Innovation with Purpose
Last scanned Jul 27, 2026, 9:43 AM · 1 view
Overall score
Fair
Summary
With more than 30 years of experience developing advanced semiconductor technology and application-specific algorithms, Allegro is a global leader in power and sensing solutions for motion control and energy-efficient sy… This website is hosted on Azure. SEO is fair (70/100) and accessibility is excellent (90/100). Security scores excellent (100/100) and performance fair (60/100). Top issue: Meta description longer than 160 characters.
With more than 30 years of experience developing advanced semiconductor technology and application-specific algorithms, Allegro is a global leader in power and sensing solutions for motion control and energy-efficient systems.
- United States
- Hosted on Azure
Top issues to fix
5 issues found · 1 high priority
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.
4 cookies without Secure/HttpOnly flags
SecuritySet Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.
Meta description longer than 160 characters
SEOTrim the meta description to under 160 characters to avoid truncation in search results.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
SEO
4 issue(s) found
Performance
626 ms
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
With more than 30 years of experience developing advanced semiconductor technology and application-specific algorithms, Allegro is a global leader in power and sensing solutions for motion control and energy-efficient systems.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- Allegro MicroSystems | Innovation with Purpose
- Description
- With more than 30 years of experience developing advanced semiconductor technology and application-specific algorithms, Allegro is a global leader in power and sensing solutions for motion control and energy-efficient systems.
- Canonical
- https://www.allegromicro.com/en/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
No technologies detected.
Hosting & CDN
- Hosting provider
- Azure
- CDN provider
- —
- IP address
- 13.107.213.48
- ASN
- AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME |
|
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- DigiCert Inc
- Subject
- www.allegromicro.com
- Valid from
- May 15, 2026
- Valid to
- Nov 15, 2026
- Days until expiry
- 111
- SAN domains
- www.allegromicro.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 7 cookie(s) observed
Content & assets
Headings
H1 0 · H2 4 · H3 16
Links
34 internal · 9 external · 0 broken
Images
19 total · 0 missing alt
Scripts / Styles
13 scripts · 6 stylesheets
JS / CSS size
5.7 MB · 681 KB
Page size
142 KB
Robots.txt & Sitemap
- robots.txt
- Found
- Disallow rules
- 15
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Meta description longer than 160 characters
- No H1 heading found
- No structured data (JSON-LD) found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Careers
This company has an active careers page, but individual openings weren't reliably parsed from it — visit the page above for current listings.
Scan details
- Requested URL
- https://allegromicro.com
- Final URL
- https://www.allegromicro.com/en/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 624 ms
- HTML size
- 142 KB
- Redirect chain
- https://allegromicro.com → https://www.allegromicro.com/ → https://www.allegromicro.com/en/
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Frequently asked questions
- What technology does allegromicro.com use?
- We did not detect any specific technologies for allegromicro.com in the latest scan.
- Is allegromicro.com secure (HTTPS)?
- Yes. allegromicro.com uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Nov 15, 2026.
- Who hosts allegromicro.com?
- allegromicro.com is hosted on Azure.
- What is allegromicro.com's SEO score?
- allegromicro.com scored 70/100 for SEO in the latest analysis (fair).
- What is allegromicro.com's overall website score?
- allegromicro.com has an overall SiteGraph score of 79/100, combining SEO, performance, security, and accessibility.
- Is allegromicro.com hiring?
- allegromicro.com has a careers page; check it directly for current openings.
OpenGraph & Twitter Card
OpenGraph
Twitter Card