IP: 149.28.119.169
College Park Maryland (MD) United States (US)
College Park Maryland (MD) United States (US)
Nameservers
ns3.xo.com - 1062 site(s) with the same NS
exeter.acp.org - 24 site(s) with the same NS
newman.acp.org - 23 site(s) with the same NS
ns1.xo.com - 1112 site(s) with the same NS
ns3.xo.com - 1062 site(s) with the same NS
exeter.acp.org - 24 site(s) with the same NS
newman.acp.org - 23 site(s) with the same NS
ns1.xo.com - 1112 site(s) with the same NS
Google Links: 0 | Indexed Pages: 0 updated 2011-07-13
PageRank: 6 updated 2011-07-13
PageRank: 6 updated 2011-07-13
Alexa ranking table for physicsclassroom.com
| Date | Position | Change |
|---|---|---|
| 2012-09-16 | #69892 |  8% |
| 2012-09-09 | #75297 |  1% |
| 2012-09-02 | #74840 | 4% |
| 2012-08-26 | #71679 | 3% |
| 2012-08-19 | #69670 | 9% |
physicsclassroom.com Worth
We have estimated the price of physicsclassroom.com comparing unique visitors, search traffic and realtime advertising rates to $22,589 You can place our price widget on your site in order to attract attention to your users.
source: webtarantula.com
Meta Information Analysis:
Title: The Physics Classroom
Description: The Physics Classroom is an online interactive tutorial of basic physics concepts. The lessons use an easy-to-understand language to present common physics principles discussed in a first-year high s
Keywords: physics, multimedia, Classroom, tutorial, interactive, high school, motion, kinematics, Newton's Laws, vectors, projectiles, momentum, energy, circular motion, relativity, Einstein, electricity, wav
*Note: Meta information should be descriptive enough, but not so long. It should help search engines to provide reliable information about the site.
Title: The Physics Classroom
Description: The Physics Classroom is an online interactive tutorial of basic physics concepts. The lessons use an easy-to-understand language to present common physics principles discussed in a first-year high s
Keywords: physics, multimedia, Classroom, tutorial, interactive, high school, motion, kinematics, Newton's Laws, vectors, projectiles, momentum, energy, circular motion, relativity, Einstein, electricity, wav
*Note: Meta information should be descriptive enough, but not so long. It should help search engines to provide reliable information about the site.
We found 13 sites with ip addresses near 149.28.119.169
This could also means that there are association between these domains. It could be mutual webmaster or shared hosting, it could not be said for sure
| Website | IP | Traffic Rank | Change |
|---|---|---|---|
per-central.org  | 149.28.119.163 | n/a | 0% - |
| ptec.org | 149.28.119.164 | n/a | 0% - |
| adoptaphysicist.org | 149.28.119.165 | 879887 | 24% |
| advlabs.aapt.org | 149.28.119.166 | n/a | 0% - |
| physicssource.org | 149.28.119.167 | n/a | 0% - |
| physicsclassroom.com | 149.28.119.169 | 69670 | 9% |
| perusersguide.org | 149.28.119.172 | n/a | 0% - |
| aapt.org | 149.28.119.190 | 514534 | 11% |
| ementoring.aapt.org | 149.28.119.194 | n/a | 0% - |
| iweb.aapt.org | 149.28.119.235 | n/a | 0% - |
View all click here to view full list with filter options
Outbound links information for physicsclassroom.com
If a site has a lot of external links (these are links from the site to third-party sites) it is not good for the site authority, and also it can be a signal that the site is selling link ads. These practices are a good argument for search engines to block the sites for manipulating the results.
We found 1 outbound links to physicsclassroom.com (0 with nofollow relation).
| Website | Link Anchor |
|---|---|
| compadre.org | Hosted by comPADRE. |
Inbound links information for physicsclassroom.com
More links to the site, mean better authority of the site in search engines, and also if the links are from quality sites, it makes the page more reliable and trustworthy.
We found 78 inbound links to physicsclassroom.com, but we show only 30 of them.
| Website | Traffic Rank | Link Anchor | Date Checked |
| fisikasma-online.blogspot.com | 937231 | The Physics Classroom | 19 Jul 2011 |
| classedie.blogspot.com | 1M+ | The Physics Classroom | 30 Apr 2013 |
| sgaissert.wordpress.com | 1M+ | Issac Newton proved that | 19 Sep 2011 |
| artin00m.blogfa.com | 1M+ | physic classroom | 05 Mar 2012 |
| mleila.persianblog.ir | 1M+ | [Foreign Language] | 11 Aug 2012 |
| sciencevideos.files.wordpress.com | 1M+ | The Physics Classroom | 22 Dec 2012 |
| fisika-sma.us | 1M+ | Physics Classroom | 05 Aug 2011 |
| homephysics.blogspot.com | 1M+ | The Physics Classroom - Laboratory | 25 Oct 2011 |
| higgsfhs.blogfa.com | 1M+ | [Foreign Language] | 17 Apr 2012 |
| drjj.uitm.edu.my | 1M+ | The Physics Classroom Website | 06 Nov 2012 |
| herminsman1pamulang.blogspot.com | 1M+ | Belajar Fisika di Kelas | 21 Mar 2013 |
| gphysic.blogfa.com | 1M+ | physicsclassroom | 05 May 2013 |
| kitchenpantryscientist.com | 1M+ | potential energy | 27 Sep 2011 |
| ichwanromo.wordpress.com | 1M+ | physics classroom | 23 Mar 2012 |
| basuphy87.blogfa.com | 1M+ | Physics classroom | 17 Aug 2012 |
| car-sun-visor.com | 1M+ | Reflection or glare | 04 Jan 2013 |
| arrozi.wordpress.com | 1M+ | http://www.physicsclassroom.com/ | 11 Aug 2011 |
| criticalnoise.blogspot.com | 1M+ | The Physics Classroom: Sound Waves and Music | 03 Dec 2011 |
| dboccio.com | 1M+ | Physics Classroom | 23 Apr 2012 |
| sciencevideos.wordpress.com | 1M+ | The Physics Classroom | 26 Nov 2012 |
| mattkressel.livejournal.com | 1M+ | article on the mathematics of planetary and satellite motion nofollow | 30 Mar 2013 |
| thechemguy.com | 1M+ | www.physicsclassroom.com nofollow | 04 Oct 2011 |
| cikguyassir.blogspot.com | 1M+ | GO TO >>>>>>>>http://www.physicsclassroom.com/Class/energy/U5L1e.cfm | 27 Mar 2012 |
| physicist7.blogfa.com | 1M+ | [Foreign Language] | 27 Aug 2012 |
| smpputri.wordpress.com | 1M+ | The Physics Classroom online | 13 Feb 2013 |
| ga-ph-ch.blogfa.com | 1M+ | [Foreign Language] | 21 Apr 2013 |
| behdan.blogfa.com | 1M+ | [Foreign Language] | 02 Sep 2011 |
| input.to | 1M+ | The Physics Classroom | 11 Feb 2012 |
| phyc.blogfa.com | 1M+ | physics classroom | 23 May 2012 |
| galeski.wordpress.com | 1M+ | The Physics Classroom | 04 Dec 2012 |
View all click here to view all backlinks
physicsclassroom.com uses Google Analytics with id: UA-852193-1
| site | Google Analytics account |
| compadre.org | UA-852193-1 |
| advlabs.aapt.org | UA-852193-1 |
| ptec.org | UA-852193-1 |
HTML Validation
Address: physicsclassroom.com
Result: 8 errors, 0 warnings
Encoding: utf-8
Doctype: XHTML 1.0 Transitional
Checked: 2012-08-29
Internet webpages are composed by using programming languages such as HTML or XHTML. These styles have technical details they include vocabulary and machine-readable formal grammar. examining documents against these rules is called validation (using Markup Validator). The validator tests the validity of Web pages written in XHTML, HTML, SMIL, etc. Click here to get detailed analysis of your site.