dteenergy.com
DTE Energy Home | DTE Energy
Last scanned Jul 26, 2026, 5:17 AM
Overall score
Fair
Summary
DTE Energy is a Detroit-based diversified energy company involved in the development and management of energy-related businesses and services nationwide. This website uses jQuery. SEO is fair (65/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance fair (70/100). Top issue: No H1 heading found.
DTE Energy is a Detroit-based diversified energy company involved in the development and management of energy-related businesses and services nationwide.
Top issues to fix
8 issues found · 3 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
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.
Slow estimated load (11.7s)
PerformanceUse a CDN, enable caching/compression, and cut render-blocking assets — every extra second costs conversions.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEOAdd og:title/og:description/og:image so shared links render a proper preview card.
robots.txt not found
SEOPublish /robots.txt with a Sitemap: directive to guide crawlers.
+2 more issues — details in the sections below.
SEO
5 issue(s) found
Performance
11.68 s
Security
HTTPS & header checks
Accessibility
1 issue(s) found
Organization
Company details published in this site's own structured data.
DTE Energy is a Detroit-based diversified energy company involved in the development and management of energy-related businesses and services nationwide.
Contact
Email, phone, and address published on this site's own pages.
- Phone
- 8009475000911
Meta tags
- Title
- DTE Energy Home | DTE Energy
- Description
- DTE Energy is a Detroit-based diversified energy company involved in the development and management of energy-related businesses and services nationwide.
- Canonical
- https://www.dteenergy.com/us/en.html
- Language
- en-US
- Charset
- UTF-8
- Viewport
- width=device-width, initial-scale=1
- Robots meta
- index, follow
- 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
- Sectigo Limited
- Subject
- www.dteenergy.com
- Valid from
- Nov 14, 2025
- Valid to
- Nov 14, 2026
- Days until expiry
- 111
- SAN domains
- www.dteenergy.com, dteenergy.com
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsEnabled
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 1 cookie(s) observed
Content & assets
Headings
H1 0 · H2 5 · H3 8
Links
204 internal · 50 external · 20 broken
Images
17 total · 0 missing alt
Scripts / Styles
23 scripts · 3 stylesheets
JS / CSS size
3.4 KB · 0 B
Page size
582 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- No H1 heading found
- No structured data (JSON-LD) found
- Missing OpenGraph tags
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- No H1 heading found
Scan details
- Requested URL
- https://dteenergy.com
- Final URL
- https://dteenergy.com
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 11.66 s
- HTML size
- 582 KB
- Redirect chain
- https://dteenergy.com
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Frequently asked questions
- What technology does dteenergy.com use?
- dteenergy.com is built with jQuery.
- Is dteenergy.com secure (HTTPS)?
- Yes. dteenergy.com uses TLS 1.3 with a certificate issued by Sectigo Limited, valid until Nov 14, 2026.
- Who hosts dteenergy.com?
- Hosting provider information for dteenergy.com is not available yet.
- What is dteenergy.com's SEO score?
- dteenergy.com scored 65/100 for SEO in the latest analysis (fair).
- What is dteenergy.com's overall website score?
- dteenergy.com has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.
OpenGraph & Twitter Card
OpenGraph
Twitter Card