• Another name for a computer on a TCP/IP network is: Host
• The Internet was originally called: ARPAnet
• Other names for hardware address are: MAC, Ethernet, physical, or NIC
• Software utility which uses ICMP is Ping
• The hardware address contain 12 hexadecimal characters
• The two protocols at the Transport layer are TCP (Transmission Control Protocol) and UDP (User Datagram Protocol)
• The name of the process that TCP uses to set up a connection is Three-way handshake
• The benefit of UDP is that UDP can transfer data faster.
• The benefit of TCP is that TCP guarantees delivery of data.
• The protocol that uses a larger header is TCP and not UDP
• The purpose of a checksum is to verifies that the packet was received correctly.
• The applications listen for requests at ports
• There are 65,536 ports

You can see below detailed web site live statistic with country name, flags and ip addresses that belong to countries.

We respect privacy from our visitors and because of that IP Address and host name are not fully viewable and only last 75 visitors are displayed. If host address from visitors is known then host address will be partially visible. Othervise ip address will be partially visible.

The last 75 visitors came from:

United States ec2-52-91-185-49.compute-1.amazonaws.* on 17th December 2018 @ 16:52 United States msnbot-40-77-167-173.search.msn.* on 17th December 2018 @ 15:52 Unknown r-169-32-101-185.consumer-pool.prcdn.* on 17th December 2018 @ 15:30 United States crawl-66-249-69-45.googlebot.com.* on 17th December 2018 @ 15:25 United States 8.37.231.* on 17th December 2018 @ 15:13 Czech Republic 77.75.74.* on 17th December 2018 @ 14:43 France barrel.pocentek.net.* on 17th December 2018 @ 14:35 United States 64.30.54.* on 17th December 2018 @ 13:45 United States google-proxy-66-102-9-142.google.com.* on 17th December 2018 @ 13:01 United States google-proxy-66-102-9-140.google.com.* on 17th December 2018 @ 13:01 Greece 139.91.70.* on 17th December 2018 @ 12:59 United States crawl-66-249-70-14.googlebot.com.* on 17th December 2018 @ 12:43 Unknown 188.146.108.* on 17th December 2018 @ 8:27 Unknown 14.139.116.* on 17th December 2018 @ 6:52 United States 159.203.83.* on 17th December 2018 @ 6:28 Australia 120.20.114.* on 17th December 2018 @ 5:05 Unknown 190.219.190.* on 17th December 2018 @ 4:46 United States msnbot-207-46-13-33.search.msn.* on 17th December 2018 @ 4:17 Unknown 240.172.151.* on 17th December 2018 @ 3:49 United States msnbot-157-55-39-93.search.msn.* on 17th December 2018 @ 2:55 Unknown sogouspider-106-38-241-172.crawl.sogou.* on 16th December 2018 @ 16:46 Unknown 104-163-182-92.qc.cable.* on 17th December 2018 @ 14:42 Czech Republic fulltextrobot-77-75-76-162.seznam.cz.* on 16th December 2018 @ 15:31 Unknown modemcable070.74-160-184.mc.* on 16th December 2018 @ 13:50 Vietnam 123.20.213.* on 16th December 2018 @ 9:42 United States 208-87-233-140.mailcontrol.com.* on 16th December 2018 @ 5:35