URL Inspection: https://perfk.dk

Open Cached · just now

UP

HTTP Status

200

Ping

18 ms

Technologies

6

Technologies Detected

Infrastructure & Network (4)

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

CDN	Google Fonts https://fonts.google.com
Evidence: • HTML <link>: https://fonts.googleapis.com/css?family=Open+Sans:300,300i,400,400i,600,600i,700,700i\|Raleway:300,300i,400,400i,500,500i,600,600i,700,700i\|Poppins:300,300i,400,400i,500,500i,600,600i,700,700i

DNS Provider	One.com https://www.one.com
Evidence: • DNS Record NS: ns01.one.com • DNS Record NS: ns02.one.com

Email Provider	Google Mail https://workspace.google.com/products/gmail/
Evidence: • DNS Record MX: aspmx.l.google.com • DNS Record MX: alt2.aspmx.l.google.com • DNS Record MX: alt1.aspmx.l.google.com • DNS Record MX: alt4.aspmx.l.google.com • DNS Record MX: alt3.aspmx.l.google.com

SSL & Certificates (1)

Certificate Authority	Google Trust https://pki.goog
Evidence: • SSL Certificate Issuer: C=US, O=Google Trust Services, CN=WR3

Other (1)

Cloud	Google Console https://search.google.com/search-console
Evidence: • DNS Record TXT: google-site-verification=swKiVimtOe-5wHhBsuBfxdnVIThGudk4e0OdGX8SCWM

Metadata & SEO

Title

Per Koustrup

Description

Keywords

Language

en

Viewport

width=device-width, initial-scale=1.0

Domain Owner Information

View Full WHOIS

Expires

May 31, 2028

SSL/TLS Certificate

View Full SSL Report

Issued By

C=US, O=Google Trust Services, CN=WR3

Security Score

81 /100

Network & Hosting

View DNS Records

199.36.158.100 • AS54113

Fastly

External Dependencies

googleapis.com (1 resources)

Stylesheets (1)

• https://fonts.googleapis.com/css?family=Open+Sans:300,300i,400,400i,600,600i,700,700i|Raleway:300,300i,400,400i,500,500i,600,600i,700,700i|Poppins:300,300i,400,400i,500,500i,600,600i,700,700i

Inspected on November 22, 2025 at 03:37 UTC