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hellowatt.fr

Hello Watt : réduisez vos factures d’énergie

Last scanned Aug 4, 2026, 8:00 AM · 17 views

95

Overall score

Excellent

Summary

L’app gratuite avec 3 millions d’utilisateurs : suivez votre conso, trouvez la meilleure offre d’énergie, passez au solaire et à la pompe à chaleur. This website uses Nginx. SEO is excellent (90/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (90/100). Top issue: robots.txt not found.

L’app gratuite avec 3 millions d’utilisateurs : suivez votre conso, trouvez la meilleure offre d’énergie, passez au solaire et à la pompe à chaleur.

Top issues to fix

3 issues found

  • 1 cookie without Secure/HttpOnly flags

    Security

    Set Secure and HttpOnly on session cookies so they can't leak over HTTP or be read by injected scripts.

  • robots.txt not found

    SEO

    Publish /robots.txt with a Sitemap: directive to guide crawlers.

  • sitemap.xml not found

    SEO

    Publish an XML sitemap and reference it from robots.txt to speed up page discovery.

90

SEO

2 issue(s) found

90

Performance

530 ms

100

Security

HTTPS & header checks

100

Accessibility

0 issue(s) found

Score history

0 overall since Jul 27, 2026

Overall
95
SEO
90
Security
100
Performance
90
Accessibility
100

Organization

Company details published in this site's own structured data.

L’app gratuite avec 3 millions d’utilisateurs : suivez votre conso, trouvez la meilleure offre d’énergie, passez au solaire et à la pompe à chaleur.

Contact

Email, phone, and address published on this site's own pages.

Meta tags

Title
Hello Watt : réduisez vos factures d’énergie
Description
L’app gratuite avec 3 millions d’utilisateurs : suivez votre conso, trouvez la meilleure offre d’énergie, passez au solaire et à la pompe à chaleur.
Canonical
https://www.hellowatt.fr/
Language
fr
Charset
utf-8
Viewport
width=device-width, initial-scale=1
Robots meta
Manifest
https://cdn.hellowatt.fr/static/img/favicon/manifest.json

OpenGraph & Twitter Card

OpenGraph

og:title
Hello Watt : réduisez vos factures d’énergie
og:description
L’app gratuite avec 3 millions d’utilisateurs : suivez votre conso, trouvez la meilleure offre d’énergie, passez au solaire et à la pompe à chaleur.
og:type
website
og:url
https://www.hellowatt.fr/

Twitter Card

twitter:card
summary_large_image
twitter:title
twitter:description

Technologies

Detected frameworks, languages, and tools.

Hosting & CDN

Hosting provider
CDN provider
IP address
ASN

DNS records

TypeValue
A
AAAA
MX
TXT
NS
CAA
CNAME
IPv6 supportNo

TLS / SSL certificate

Version
TLS 1.3
Issuer
Amazon
Subject
www.hellowatt.fr
Valid from
Dec 11, 2025
Valid to
Jan 8, 2027
Days until expiry
157
SAN domains
www.hellowatt.fr, hellowatt.fr

Security headers

  • Strict-Transport-SecurityEnabled
  • Content-Security-PolicyEnabled
  • X-Frame-OptionsEnabled
  • X-Content-Type-OptionsEnabled
  • Referrer-PolicyEnabled
  • Permissions-PolicyMissing

Compression: gzip · 2 cookie(s) observed

Content & assets

Headings

H1 1 · H2 9 · H3 12

Links

37 internal · 36 external · 0 broken

Images

154 total · 0 missing alt

Scripts / Styles

26 scripts · 6 stylesheets

JS / CSS size

392 KB · 256 KB

Page size

322 KB

Robots.txt & Sitemap

robots.txt
Not found
Disallow rules
0
sitemap.xml
Not found
URLs in sitemap
0

SEO issues

  • robots.txt not found
  • sitemap.xml not found

Accessibility issues

No accessibility issues detected.

Scan details

Requested URL
https://hellowatt.fr
Final URL
https://www.hellowatt.fr:443/
HTTP status
200
HTTP version
HTTP/2
Response time
524 ms
HTML size
322 KB
Redirect chain
https://hellowatt.fr → https://www.hellowatt.fr:443/

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Frequently asked questions

What technology does hellowatt.fr use?
hellowatt.fr is built with Django, Google Analytics, Nginx.
Is hellowatt.fr secure (HTTPS)?
Yes. hellowatt.fr uses TLS 1.3 with a certificate issued by Amazon, valid until Jan 8, 2027.
Who hosts hellowatt.fr?
Hosting provider information for hellowatt.fr is not available yet.
What is hellowatt.fr's SEO score?
hellowatt.fr scored 90/100 for SEO in the latest analysis (excellent).
What is hellowatt.fr's overall website score?
hellowatt.fr has an overall SiteGraph score of 95/100, combining SEO, performance, security, and accessibility.
Has hellowatt.fr's score changed over time?
hellowatt.fr's overall score has stayed steady at 95/100 since Jul 27, 2026.