URL Inspection: https://www.silesia.fortum.pl

Technologies Detected

Infrastructure & Network (2)

CDN	Fastly https://www.fastly.com
Evidence: • IP 199.36.158.100 → ASN 54113

Web Server	Varnish https://varnish-cache.org
Evidence: • Header Via: 1.1 varnish, 1.1 varnish

Development (1)

JavaScript Library	Webpack https://webpack.js.org
Evidence: • HTML <script>: https://www.silesia.fortum.pl/_next/static/chunks/webpack-65e5565fe5849334.js

Security & Privacy (1)

Security	Valimail https://www.valimail.com
Evidence: • DMARC RUA: mailto:dmarc_agg@vali.email

SSL & Certificates (1)

Certificate Authority	Let's Encrypt https://letsencrypt.org
Evidence: • SSL Certificate Issuer: C=US, O=Let's Encrypt, CN=R12

Other (1)

Framework	Next.js https://nextjs.org/
Evidence: • Header X-Nextjs-Cache: STALE • HTML <script>: https://www.silesia.fortum.pl/_next/static/chunks/polyfills-42372ed130431b0a.js • HTML <script>: https://www.silesia.fortum.pl/_next/static/chunks/webpack-65e5565fe5849334.js • HTML <script>: https://www.silesia.fortum.pl/_next/static/chunks/framework-e16a166cb9edf2ed.js • HTML <script>: https://www.silesia.fortum.pl/_next/static/chunks/main-6575b8219dcc5696.js ... and 8 more

Metadata & SEO

Title

Fortum Silesia S.A. | Fortum

Canonical URL

https://www.fortum.pl/silesia

Language

pl

Viewport

width=device-width, initial-scale=1, shrink-to-fit=no

Domain Owner Information

View Full WHOIS

Created

September 06, 2003

22 years 98 days old

Expires

September 05, 2026

9 months 1 days left

SSL/TLS Certificate

View Full SSL Report

Issued By

C=US, O=Let's Encrypt, CN=R12

Security Score

91 /100

Social Media Cards

OpenGraph (5 properties)

Type

website

Title

Fortum Silesia S.A. | Fortum

Image

https://www.fortum.pl/images/social-share-default-image.png

Url

https://www.fortum.pl/silesia

Site Name

Fortum

Twitter Cards (1 properties)

Card

summary_large_image

Network & Hosting

View DNS Records

199.36.158.100 • AS54113

Fastly

External Dependencies

No external dependencies found

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