alcoa.com
Alcoa -- Home
Last scanned Jul 26, 2026, 5:47 AM
Overall score
Excellent
Summary
Discover how Alcoa is building a legacy of excellence for future generations by excelling today, continuously improving and investing for tomorrow. This website uses Google Analytics. SEO is good (75/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (90/100). Top issue: Missing canonical link.
Discover how Alcoa is building a legacy of excellence for future generations by excelling today, continuously improving and investing for tomorrow.
Top issues to fix
5 issues found
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.
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.
5 broken links on the page
SEOFix or remove broken links — they waste crawl budget and erode user trust.
SEO
4 issue(s) found
Performance
1.69 s
Security
HTTPS & header checks
Accessibility
0 issue(s) found
Organization
Company details published in this site's own structured data.
Discover how Alcoa is building a legacy of excellence for future generations by excelling today, continuously improving and investing for tomorrow.
Meta tags
- Title
- Alcoa -- Home
- Description
- Discover how Alcoa is building a legacy of excellence for future generations by excelling today, continuously improving and investing for tomorrow.
- Canonical
- Language
- en
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- 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
- GoDaddy.com
- Subject
- www.alcoa.com
- Valid from
- Jun 10, 2026
- Valid to
- Dec 25, 2026
- Days until expiry
- 151
- SAN domains
- www.alcoa.com, alcoa.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyEnabled
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyEnabled
- Permissions-PolicyEnabled
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 3 · H3 6
Links
27 internal · 18 external · 5 broken
Images
14 total · 0 missing alt
Scripts / Styles
29 scripts · 3 stylesheets
JS / CSS size
23.3 KB · 57 B
Page size
52.5 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing canonical link
- 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://alcoa.com
- Final URL
- https://www.alcoa.com/global/en/home/
- HTTP status
- 200
- HTTP version
- HTTP/1.1
- Response time
- 1.68 s
- HTML size
- 52.5 KB
- Redirect chain
- https://alcoa.com → https://www.alcoa.com/ → https://www.alcoa.com/global/en/home/
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does alcoa.com use?
- alcoa.com is built with Bootstrap, jQuery, Google Analytics.
- Is alcoa.com secure (HTTPS)?
- Yes. alcoa.com uses TLS 1.3 with a certificate issued by GoDaddy.com, valid until Dec 25, 2026.
- Who hosts alcoa.com?
- Hosting provider information for alcoa.com is not available yet.
- What is alcoa.com's SEO score?
- alcoa.com scored 75/100 for SEO in the latest analysis (fair).
- What is alcoa.com's overall website score?
- alcoa.com has an overall SiteGraph score of 90/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card