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 1977 times |
Beginners2 | 5 Points | Solved 1642 times |
Beginners3 | 10 Points | Solved 928 times |
Beginners4 | 10 Points | Solved 548 times |
Beginners5 | 10 Points | Solved 474 times |
Beginners6 | 5 Points | Solved 521 times |
Beginners7 | 10 Points | Solved 570 times |
Debugging1 | 30 Points | Solved 270 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 10 times |
Debugging20 | 50 Points | Solved 4 times |
ElectricalEngineering1 | 30 Points | Solved 267 times |
ElectricalEngineering2 | 50 Points | Solved 99 times |
ElectricalEngineering3 | 70 Points | Solved 23 times |
ElectricalEngineering4 | 70 Points | Solved 8 times |
Encryption1 | 30 Points | Solved 189 times |
Encryption2 | 50 Points | Solved 80 times |
Encryption3 | 50 Points | Solved 37 times |
Encryption4 | 20 Points | Solved 278 times |
Encryption5 | 50 Points | Solved 36 times |
Encryption6 | 50 Points | Solved 88 times |
Encryption7 | 40 Points | Solved 60 times |
Encryption8 | 80 Points | Solved 21 times |
Encryption9 | 30 Points | Solved 84 times |
Encryption10 | 30 Points | Solved 15 times |
Encryption11 | 60 Points | Solved 59 times |
Encryption12 | 50 Points | Solved 9 times |
Encryption13 | 30 Points | Solved 45 times |
Encryption14 | 30 Points | Solved 27 times |
Encryption15 | 30 Points | Solved 28 times |
InferenceAttack1 | 30 Points | Solved 101 times |
InferenceAttack2 | 40 Points | Solved 88 times |
Javascript1 | 50 Points | Solved 175 times |
Javascript2 | 60 Points | Solved 88 times |
Javascript3 | 40 Points | Solved 190 times |
Math1 | 20 Points | Solved 285 times |
Math2 | 30 Points | Solved 329 times |
Math3 | 50 Points | Solved 103 times |
Math4 | 40 Points | Solved 123 times |
Math5 | 40 Points | Solved 106 times |
Math6 | 40 Points | Solved 161 times |
Math7 | 40 Points | Solved 135 times |
Math8 | 40 Points | Solved 49 times |
Math9 | 40 Points | Solved 85 times |
Math10 | 30 Points | Solved 112 times |
Reconnaissance1 | 10 Points | Solved 193 times |
Reconnaissance2 | 10 Points | Solved 121 times |
Reconnaissance3 | 10 Points | Solved 68 times |
SQLInjection1 | 60 Points | Solved 98 times |
SQLInjection2 | 40 Points | Solved 195 times |
SQLInjection3 | 60 Points | Solved 47 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 24 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