这款网络军刀Network "Swiss-Army-Knife"对于喜欢整网络的机油还是有帮助的，集成了不少工具，比较专业，，市场售价3.2美金。

网络军刀Network "Swiss-Army-Knife"是一款集成了多款网络工具的合集，包括：

1. IPv4 subnetting/CIDR (Classful & Classless) and all the related valid subnet/network information with a swipe of a finger.

2. Offline hardware MAC address to Organization lookup and vice versa.

3. Single/Batch Domain name lookup. If you have a list of domains name that you want to know the equivalent IP address, this tool will do the job for you.

4. Deep Whois lookup at your fingertips (directly from your device). Whois lookup allow you to query list of NICes for details information. Lookup can be base on IP address (IPv4/IPv6), Domain name or AS Number. Result can be store on a local repository for future references.

5. Offline IANA Port number lookup. IANA assigned port number to name and vice versa on your fingertip.

6. IANA Top level domain lookup. Which countries domain end with .cz, .cv, .su etc. This tools will give you the answer.

7. My device Wifi IP addr. Easy way to find out your local device Wifi IP address and what your device IP address when it connect to Internet.

8. TCPIP Quick Reference Guide. Best way to have the entire essential TCP/IP stack quick reference information on hand without searching the web