js-alternators.com
High Output Alternators Built in USA – JS Alternators
Last scanned Jul 27, 2026, 9:43 AM
Overall score
Great
Summary
JS Alternators builds custom high output alternators from 170 amp to 420 amp. This website uses Shopify hosted on Cloudflare behind Cloudflare CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores good (80/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.
JS Alternators builds custom high output alternators from 170 amp to 420 amp. Bolt-in solutions for cars, trucks, boats, and motorcycles. Built to perform.
- United States
- Hosted on Cloudflare
Top issues to fix
6 issues found · 2 high priority
Missing Strict-Transport-Security header
SecurityAdd HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEOPublish an XML sitemap and reference it from robots.txt to speed up page discovery.
20 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
3 issue(s) found
Performance
10 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Contact
Email, phone, and address published on this site's own pages.
Meta tags
- Title
- High Output Alternators Built in USA – JS Alternators
- Description
- JS Alternators builds custom high output alternators from 170 amp to 420 amp. Bolt-in solutions for cars, trucks, boats, and motorcycles. Built to perform.
- Canonical
- https://js-alternators.com/
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width,initial-scale=1
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- Cloudflare
- CDN provider
- Cloudflare
- IP address
- 104.26.4.80
- ASN
- AS13335 (CLOUDFLARENET - Cloudflare, Inc., US)
DNS records
| Type | Value |
|---|---|
| A |
|
| AAAA |
|
| MX |
|
| TXT |
|
| NS |
|
| CAA | — |
| CNAME | — |
| IPv6 support | Yes |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Let's Encrypt
- Subject
- js-alternators.com
- Valid from
- Jun 10, 2026
- Valid to
- Sep 8, 2026
- Days until expiry
- 43
- SAN domains
- js-alternators.com
Security headers
- Strict-Transport-SecurityMissing
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: none · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 12 · H3 0
Links
82 internal · 6 external · 20 broken
Images
77 total · 0 missing alt
Scripts / Styles
99 scripts · 23 stylesheets
JS / CSS size
717 KB · 58.1 KB
Page size
9.0 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
No accessibility issues detected.
Scan details
- Requested URL
- https://js-alternators.com
- Final URL
- https://js-alternators.com
- HTTP status
- 429
- HTTP version
- HTTP/2
- Response time
- 10 ms
- HTML size
- 9.0 KB
- Redirect chain
- https://js-alternators.com
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Frequently asked questions
- What technology does js-alternators.com use?
- js-alternators.com is built with Vue.js, Shopify, jQuery.
- Is js-alternators.com secure (HTTPS)?
- Yes. js-alternators.com uses TLS 1.3 with a certificate issued by Let's Encrypt, valid until Sep 8, 2026.
- Who hosts js-alternators.com?
- js-alternators.com is hosted on Cloudflare, behind Cloudflare CDN.
- What is js-alternators.com's SEO score?
- js-alternators.com scored 80/100 for SEO in the latest analysis (great).
- What is js-alternators.com's overall website score?
- js-alternators.com has an overall SiteGraph score of 89/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card