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 1085 times |
Beginners2 | 5 Points | Solved 951 times |
Beginners3 | 10 Points | Solved 510 times |
Beginners4 | 10 Points | Solved 298 times |
Beginners5 | 10 Points | Solved 265 times |
Beginners6 | 5 Points | Solved 242 times |
Beginners7 | 10 Points | Solved 272 times |
Debugging1 | 30 Points | Solved 200 times |
Debugging2 | 50 Points | Solved 82 times |
Debugging3 | 60 Points | Solved 40 times |
Debugging4 | 40 Points | Solved 49 times |
Debugging5 | 50 Points | Solved 41 times |
Debugging6 | 60 Points | Solved 37 times |
Debugging7 | 40 Points | Solved 41 times |
Debugging8 | 60 Points | Solved 27 times |
Debugging9 | 50 Points | Solved 23 times |
Debugging10 | 60 Points | Solved 48 times |
Debugging11 | 60 Points | Solved 34 times |
Debugging12 | 60 Points | Solved 31 times |
Debugging13 | 30 Points | Solved 38 times |
Debugging14 | 60 Points | Solved 21 times |
Debugging15 | 50 Points | Solved 36 times |
Debugging16 | 50 Points | Solved 15 times |
Debugging17 | 60 Points | Solved 9 times |
Debugging18 | 30 Points | Solved 16 times |
Debugging19 | 30 Points | Solved 9 times |
Debugging20 | 50 Points | Solved 4 times |
ElectricalEngineering1 | 30 Points | Solved 166 times |
ElectricalEngineering2 | 50 Points | Solved 64 times |
ElectricalEngineering3 | 70 Points | Solved 16 times |
ElectricalEngineering4 | 70 Points | Solved 7 times |
Encryption1 | 30 Points | Solved 107 times |
Encryption2 | 50 Points | Solved 60 times |
Encryption3 | 50 Points | Solved 29 times |
Encryption4 | 20 Points | Solved 172 times |
Encryption5 | 50 Points | Solved 26 times |
Encryption6 | 50 Points | Solved 63 times |
Encryption7 | 40 Points | Solved 43 times |
Encryption8 | 80 Points | Solved 16 times |
Encryption9 | 30 Points | Solved 59 times |
Encryption10 | 30 Points | Solved 13 times |
Encryption11 | 60 Points | Solved 43 times |
Encryption12 | 50 Points | Solved 9 times |
Encryption13 | 30 Points | Solved 33 times |
Encryption14 | 30 Points | Solved 16 times |
Encryption15 | 30 Points | Solved 14 times |
InferenceAttack1 | 30 Points | Solved 62 times |
InferenceAttack2 | 40 Points | Solved 55 times |
Javascript1 | 50 Points | Solved 118 times |
Javascript2 | 60 Points | Solved 61 times |
Javascript3 | 40 Points | Solved 128 times |
Math1 | 20 Points | Solved 199 times |
Math2 | 30 Points | Solved 204 times |
Math3 | 50 Points | Solved 72 times |
Math4 | 40 Points | Solved 93 times |
Math5 | 40 Points | Solved 81 times |
Math6 | 40 Points | Solved 102 times |
Math7 | 40 Points | Solved 91 times |
Math8 | 40 Points | Solved 38 times |
Math9 | 40 Points | Solved 59 times |
Math10 | 30 Points | Solved 61 times |
Reconnaissance1 | 10 Points | Solved 90 times |
Reconnaissance2 | 10 Points | Solved 64 times |
Reconnaissance3 | 10 Points | Solved 48 times |
SQLInjection1 | 60 Points | Solved 62 times |
SQLInjection2 | 40 Points | Solved 108 times |
SQLInjection3 | 60 Points | Solved 27 times |
Stegano1 | 40 Points | Solved 25 times |
Stegano2 | 30 Points | Solved 39 times |
Stegano3 | 20 Points | Solved 63 times |
Stegano4 | 30 Points | Solved 39 times |
Stegano5 | 40 Points | Solved 16 times |
Stegano6 | 40 Points | Solved 20 times |
Stegano7 | 5 Points | Solved 48 times |
Stegano8 | 30 Points | Solved 8 times |
Stegano9 | 80 Points | Solved 8 times |
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
Check out our new #stegano challenge by bolofecal: halls-of-valhalla.org/beta/challenge… It's a tough one, so good luck!