IP-Info is a website where you can find out what your IP is as well as your user agent and information about your browser and OS. The site also has tools for looking up information about a particular IP and reverse DNS lookups. There is also a tool where you can check "is this site down" and numerous informative articles.
Die Seite gibt es auch auf Deutsch: Wie ist meine IP
Check out the Valhalla Core Utils Library now! Our PHP library has many easy-to-use classes for tasks such as handling Memcached and MySQL connections, making cURL requests, and much more!
Check it out the documentation on the Valhalla Core Utils Website.
View the code in our Git repository here.
Beginners1 | 5 Points | Solved 1919 times |
Beginners2 | 5 Points | Solved 1594 times |
Beginners3 | 10 Points | Solved 906 times |
Beginners4 | 10 Points | Solved 531 times |
Beginners5 | 10 Points | Solved 459 times |
Beginners6 | 5 Points | Solved 503 times |
Beginners7 | 10 Points | Solved 553 times |
Debugging1 | 30 Points | Solved 268 times |
Debugging2 | 50 Points | Solved 114 times |
Debugging3 | 60 Points | Solved 52 times |
Debugging4 | 40 Points | Solved 63 times |
Debugging5 | 50 Points | Solved 54 times |
Debugging6 | 60 Points | Solved 47 times |
Debugging7 | 40 Points | Solved 53 times |
Debugging8 | 60 Points | Solved 33 times |
Debugging9 | 50 Points | Solved 28 times |
Debugging10 | 60 Points | Solved 62 times |
Debugging11 | 60 Points | Solved 40 times |
Debugging12 | 60 Points | Solved 39 times |
Debugging13 | 30 Points | Solved 48 times |
Debugging14 | 60 Points | Solved 28 times |
Debugging15 | 50 Points | Solved 45 times |
Debugging16 | 50 Points | Solved 21 times |
Debugging17 | 60 Points | Solved 13 times |
Debugging18 | 30 Points | Solved 31 times |
Debugging19 | 30 Points | Solved 9 times |
Debugging20 | 50 Points | Solved 4 times |
ElectricalEngineering1 | 30 Points | Solved 266 times |
ElectricalEngineering2 | 50 Points | Solved 97 times |
ElectricalEngineering3 | 70 Points | Solved 22 times |
ElectricalEngineering4 | 70 Points | Solved 8 times |
Encryption1 | 30 Points | Solved 187 times |
Encryption2 | 50 Points | Solved 79 times |
Encryption3 | 50 Points | Solved 35 times |
Encryption4 | 20 Points | Solved 278 times |
Encryption5 | 50 Points | Solved 34 times |
Encryption6 | 50 Points | Solved 87 times |
Encryption7 | 40 Points | Solved 59 times |
Encryption8 | 80 Points | Solved 21 times |
Encryption9 | 30 Points | Solved 83 times |
Encryption10 | 30 Points | Solved 15 times |
Encryption11 | 60 Points | Solved 58 times |
Encryption12 | 50 Points | Solved 9 times |
Encryption13 | 30 Points | Solved 45 times |
Encryption14 | 30 Points | Solved 27 times |
Encryption15 | 30 Points | Solved 27 times |
InferenceAttack1 | 30 Points | Solved 101 times |
InferenceAttack2 | 40 Points | Solved 88 times |
Javascript1 | 50 Points | Solved 173 times |
Javascript2 | 60 Points | Solved 87 times |
Javascript3 | 40 Points | Solved 189 times |
Math1 | 20 Points | Solved 283 times |
Math2 | 30 Points | Solved 326 times |
Math3 | 50 Points | Solved 102 times |
Math4 | 40 Points | Solved 122 times |
Math5 | 40 Points | Solved 105 times |
Math6 | 40 Points | Solved 160 times |
Math7 | 40 Points | Solved 134 times |
Math8 | 40 Points | Solved 48 times |
Math9 | 40 Points | Solved 84 times |
Math10 | 30 Points | Solved 111 times |
Reconnaissance1 | 10 Points | Solved 192 times |
Reconnaissance2 | 10 Points | Solved 121 times |
Reconnaissance3 | 10 Points | Solved 68 times |
SQLInjection1 | 60 Points | Solved 97 times |
SQLInjection2 | 40 Points | Solved 192 times |
SQLInjection3 | 60 Points | Solved 45 times |
Stegano1 | 40 Points | Solved 26 times |
Stegano2 | 30 Points | Solved 42 times |
Stegano3 | 20 Points | Solved 88 times |
Stegano4 | 30 Points | Solved 51 times |
Stegano5 | 40 Points | Solved 20 times |
Stegano6 | 40 Points | Solved 23 times |
Stegano7 | 5 Points | Solved 85 times |
Stegano8 | 30 Points | Solved 11 times |
Stegano9 | 80 Points | Solved 21 times |
Stegano10 | 40 Points | Solved 6 times |
Check out our new #steganography challenge based on the three.js library. Can you solve it? halls-of-valhalla.org/beta/challenge… #javascript #opengl
Well-written article about the history of the user-agent string: webaim.org/blog/user-agen… #webdev
Check out our newest debugging challenge, this time in #golang: halls-of-valhalla.org/beta/challenge…
Brand New Release, mystery novel, The Forgotten Tomb. amazon.com/Forgotten-Tomb… #ASMSG #twfbg #RPBP #BookBoost #iartg #amwriting, BookBuzzr
Check out this nice intro to #binary, booleans, and bitwise operations: halls-of-valhalla.org/beta/articles/… #Informatics