js.arcgis.com
ArcGIS Maps SDK for JavaScript
Last scanned Jul 31, 2026, 1:00 AM · 11 views
Overall score
Excellent
Summary
ArcGIS Maps SDK for JavaScript. This website uses Astro behind CloudFront CDN. SEO is good (80/100) and accessibility is excellent (100/100). Security scores good (85/100) and performance excellent (100/100). Top issue: No structured data (JSON-LD) found.
ArcGIS Maps SDK for JavaScript
Top issues to fix
6 issues found
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
SecurityAdd X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.
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
60 ms
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Score history
-1 overall since Jul 23, 2026
- Overall
- 90
- SEO
- 80
- Security
- 85
- Performance
- 100
- Accessibility
- 100
Organization
Company details published in this site's own structured data.
ArcGIS Maps SDK for JavaScript
Contact
Email, phone, and address published on this site's own pages.
- devsupport@esri.com
Meta tags
- Title
- ArcGIS Maps SDK for JavaScript
- Description
- ArcGIS Maps SDK for JavaScript
- Canonical
- https://developers.arcgis.com/javascript/latest/
- Language
- en
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1, shrink-to-fit=no
- Robots meta
- index, follow
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- CloudFront
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- Amazon
- Subject
- *.arcgis.com
- Valid from
- Apr 21, 2026
- Valid to
- Nov 4, 2026
- Days until expiry
- 96
- SAN domains
- *.arcgis.com, arcgis.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsMissing
- X-Content-Type-OptionsMissing
- Referrer-PolicyEnabled
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 18 · H3 3
Links
40 internal · 12 external · 20 broken
Images
9 total · 0 missing alt
Scripts / Styles
14 scripts · 6 stylesheets
JS / CSS size
4.3 KB · 7.1 KB
Page size
219 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.arcgis.com
- Final URL
- https://developers.arcgis.com/javascript/latest/
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 56 ms
- HTML size
- 219 KB
- Redirect chain
- https://js.arcgis.com → https://developers.arcgis.com/en/javascript/ → https://developers.arcgis.com/javascript/ → https://developers.arcgis.com/javascript/latest/
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Frequently asked questions
- What technology does js.arcgis.com use?
- js.arcgis.com is built with Astro.
- Is js.arcgis.com secure (HTTPS)?
- Yes. js.arcgis.com uses TLS 1.3 with a certificate issued by Amazon, valid until Nov 4, 2026.
- Who hosts js.arcgis.com?
- Hosting provider information for js.arcgis.com is not available yet.
- What is js.arcgis.com's SEO score?
- js.arcgis.com scored 80/100 for SEO in the latest analysis (great).
- What is js.arcgis.com's overall website score?
- js.arcgis.com has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.
- Has js.arcgis.com's score changed over time?
- js.arcgis.com's overall score has declined by 1 point (from 91 to 90) since Jul 23, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card