last data update: 2011/10/15, 19:55
Website loading time
during the test: 0.96 s
cable connection (average): 1.02 s
DSL connection (average): 1.08 s
modem (average): 4.2 s
HTTP headers
HTTP/1.1 200 OK
Date: Sun, 16 Oct 2011 02:55:09 GMT
Server: Apache/2.2.8 (Ubuntu) PHP/5.2.6-2ubuntu4.6 with Suhosin-Patch
X-Powered-By: PHP/5.2.6-2ubuntu4.6
Set-Cookie: SESS15002c50561b55e8a1a8a8cb4bc7c8b1=fcd856f2a15e18e2d2cba4637d3a6327; expires=Tue, 08 Nov 2011 06:28:29 GMT; path=/; domain=.osischool.com
Expires: Sun, 19 Nov 1978 05:00:00 GMT
Last-Modified: Sun, 16 Oct 2011 02:55:09 GMT
Cache-Control: store, no-cache, must-revalidate
Cache-Control: post-check=0, pre-check=0
Connection: close
Content-Type: text/html; charset=utf-8
Information about DNS servers
osischool.com | A | 208.77.99.218 | IN | 43200 | |
osischool.com | SOA | ns99218.rapidvps.net | ns100135.rapidvps.net | 1 | 86400 86400 2419200 3600 IN 43200 |
osischool.com | NS | ns100135.rapidvps.net | IN | 43200 | |
osischool.com | NS | ns99218.rapidvps.net | IN | 43200 |
Received from the first DNS server
Request to the server "osischool.com"
You used the following DNS server:
DNS Name: ns100135.rapidvps.net
DNS Server Address: 208.77.100.135#53
DNS server aliases:
HEADER opcode: REQUEST, status: NOERROR, id: 63512
flag: qr aa rd REQUEST: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 0
REQUEST SECTION:
osischool.com. IN ANY
ANSWER SECTION:
osischool.com. 86400 IN SOA ns99218.rapidvps.net. ns100135.rapidvps.net. 1 86400 86400 2419200 3600
osischool.com. 86400 IN NS ns99218.rapidvps.net.
osischool.com. 86400 IN NS ns100135.rapidvps.net.
osischool.com. 86400 IN A 208.77.99.218
Received 140 bytes from address 208.77.100.135#53 in 47 ms
Received from the second DNS server
Request to the server "osischool.com"
You used the following DNS server:
DNS Name: ns99218.rapidvps.net
DNS Server Address: 208.77.99.218#53
DNS server aliases:
HEADER opcode: REQUEST, status: NOERROR, id: 11738
flag: qr aa rd REQUEST: 1, ANSWER: 4, AUTHORITY: 0, ADDITIONAL: 0
REQUEST SECTION:
osischool.com. IN ANY
ANSWER SECTION:
osischool.com. 86400 IN SOA ns99218.rapidvps.net. ns100135.rapidvps.net. 1 86400 86400 2419200 3600
osischool.com. 86400 IN NS ns100135.rapidvps.net.
osischool.com. 86400 IN NS ns99218.rapidvps.net.
osischool.com. 86400 IN A 208.77.99.218
Received 140 bytes from address 208.77.99.218#53 in 47 ms
Subdomains (the first 50)
Typos (misspells)
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Location
IP: 208.77.99.218
continent: NA, country: United States (USA), city: Altamonte Springs
Website value
rank in the traffic statistics:
There is not enough data to estimate website value.
Basic information
website build using CSS
code weight: 22.67 KB
text per all code ratio: 14 %
title: Online Interactive Lessons & Tutorials | osischool
description:
keywords: network tutorials, computer tutorials, interactive lessons, telecommunication, understanding computers, net, tcp/ip
encoding: utf-8
language: en
Website code analysis
one word phrases repeated minimum three times
two word phrases repeated minimum three times
three word phrases repeated minimum three times
B tags
osischool
U tags
I tags
images
file name | alternative text |
---|---|
simply_modern_logo.jpg | Home |
forum_ad2.png | |
follow_us.png | typical_experiement_create.jpg |
youtube.png | Bookmark and Share |
facebook.png | Share This On facebook |
facebook_fan.png | Share This On myspace |
tcp_fun_ad_free.jpg | Share This On google |
forum.png | Share This On twitter |
shop.png | |
pub.png | |
new.png | |
typical_experiement_create.jpg | |
checksum.png | |
keepalive.png | |
bandwidth.png | |
handshake.png | |
osi_vs_tcp.png | |
tcp_header.png | |
lg-share-en.gif | |
myspace.png | |
google.png | |
twitter.png |
headers
H1
Online Interactive Lessons & Tutorials
eLab Experiment
TCP Checksum
Keepalive
Bandwidth
Three Way Handshake
Layering Model
TCP Header
H2
H3
H4
H5
H6
internal links
address | anchor text |
---|---|
/ | Home |
http://www.osischool.com/forum | |
/user/password | My Password? |
/lesson-store/lesson/180 | TCP Fundamentals |
/lesson-store/lesson/149 | Hacking - Footprinting |
/lesson-store/lesson/152 | Network Configuration |
/lesson-store | Lesson Store... |
/tools/ping/basic | Learn Ping |
/tools/traceroute/basic | Learn Traceroute |
/protocol/tcp/three-way-handshake | Learn TCP |
/protocol/udp/basic | Learn UDP |
/protocol/arp/basic | Learn ARP |
http://www.osischool.com/protocol/routing/static-routing | Learn Routing |
/protocol/wireless/path-loss | Learn Wireless |
/concept/communication/bandwidth | Communication |
/concept/communication/DNS_Propagation_Checker | DNS Propagation Checker |
http://www.osischool.com/contact | Contact us |
/lesson-store | img |
/forum | img |
/forum | Networking Forum |
/lesson-store | img |
/lesson-store | Lesson Store |
/help/building-lessons | img |
/help/building-lessons | Build and deliver your lessons |
/node/100 | img |
/node/100 | Online Lab |
/contact | contact us |
/node/100 | eLab Experiment |
/node/100 | Read More |
/protocol/tcp/checksum | img |
/protocol/tcp/checksum | TCP Checksum |
/protocol/tcp/keepalive | img |
/protocol/tcp/keepalive | Keepalive |
/concept/communication/bandwidth | img |
/concept/communication/bandwidth | Bandwidth |
/protocol/tcp/three-way-handshake | img |
/protocol/tcp/three-way-handshake | Three Way Handshake |
/concept/communication/osi_model_vs_tcp_ip_model | img |
/concept/communication/osi_model_vs_tcp_ip_model | Layering Model |
/protocol/tcp/tcp-header | img |
/protocol/tcp/tcp-header | TCP Header |
/contact | Contact Us |
external links
address | anchor text |
---|---|
http://twitter.com/osischool | |
http://www.youtube.com/osischool | |
http://www.facebook.com/profile.php?ref=profile&id=1636538693 | |
http://www.facebook.com/pages/-/networking-simulation/271312565661 | |
http://www.addthis.com/bookmark.php?v=250&pub=amit3 | Bookmark and Share |