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UP

HTTP Status

200

Ping

1 ms

Technologies

3

SSL/TLS Certificate

View Full SSL Report
Issued By

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

Security Score
77 /100

Network & Hosting

View DNS Records
151.101.1.195 • AS54113 • Fastly

Technologies Detected

Fastly

CDN

Evidence
  • • IP 151.101.1.195 → ASN 54113

Google Trust Services

Certificate Authority

Evidence
  • • Google SSL certificate

jQuery

JavaScript Library

Evidence
  • • jQuery reference

Metadata & SEO

Title
Killer Sudoku - Just Killer Sudoku
Description
Killer Sudoku Clean, simple, uncluttered. Free
Keywords
Killer sudoku, Sudoku, Sumdoku, Mathdoku, Puzzle, Logic, Logic puzzle, Brain training
Viewport
width=device-width, initial-scale=1

Social Media Cards

OpenGraph

Type
website
Description
Perfect brain training. Get it on iOS and Android
Title
Killer. The king of sudokus!
Image
https://ianskillersudoku.app/og.png
Url
https://ianskillersudoku.app/
Site Name
Killer Sudoku
Image:width
952
Image:height
500

Twitter Cards

Description
Perfect brain training. Get it on iOS and Android
Title
Killer. The king of sudokus!
Card
app
Image:src
https://ianskillersudoku.app/og.png
App:name:iphone
Killer Sudoku
App:id:iphone
1514554345
App:name:ipad
Killer Sudoku
App:id:ipad
1514554345
App:name:googleplay
Killer Sudoku
App:id:googleplay
com.sutts101.killer_sudoku

Dependencies

🎨 Stylesheets (4)

  • • https://www.ianskillersudoku.app/./css/base.css
  • • https://www.ianskillersudoku.app/./css/site.css
  • • https://fonts.googleapis.com/css2?family=Hammersmith+One&family=Russo+One&display=swap
  • • https://www.ianskillersudoku.app/./css/fonts.css

📜 Scripts (2)

  • • https://www.ianskillersudoku.app/./jquery.min.js
  • • https://www.ianskillersudoku.app/./bootstrap.min.js

🖼️ Images (21)

  • • https://www.ianskillersudoku.app/icons/icon-no-border-192.png
  • • https://www.ianskillersudoku.app/./images/app-store-black-on-color.png
  • • https://www.ianskillersudoku.app/./images/google-play-black-on-color.png
  • • https://www.ianskillersudoku.app/./images/iPhoneBlank.png
  • • https://www.ianskillersudoku.app/./screenshots-framed/screenshot3.jpeg
  • • https://www.ianskillersudoku.app/./screenshots-framed/screenshot2.jpeg
  • • https://www.ianskillersudoku.app/./screenshots-framed/screenshot4.jpeg
  • • https://www.ianskillersudoku.app/./screenshots-framed/screenshot1b.jpeg
  • • https://www.ianskillersudoku.app/./screenshots-framed/screenshot4b.jpeg
  • • https://www.ianskillersudoku.app/images/frame.png
  • • https://www.ianskillersudoku.app/images/frame.png
  • • https://www.ianskillersudoku.app/images/frame.png
  • • https://www.ianskillersudoku.app/images/frame.png
  • • https://www.ianskillersudoku.app/images/frame.png
  • • https://www.ianskillersudoku.app/images/frame.png
  • • https://www.ianskillersudoku.app/images/frame.png
  • • https://www.ianskillersudoku.app/images/frame.png
  • • https://www.ianskillersudoku.app/images/frame.png
  • • https://www.ianskillersudoku.app/images/frame.png
  • • https://www.ianskillersudoku.app/./images/app-store-white-text.png
  • • https://www.ianskillersudoku.app/./images/google-play-white-text.png

Resource Hints

preconnect

https://fonts.googleapis.com

preconnect

https://fonts.gstatic.com

Crossorigin: crossorigin

Inspected on November 12, 2025 at 01:32 UTC