Rating:

4 of 5 (7 votes)

Indexed pages:

Backwards:

Links from homepages:

20 links (from 19 hosts)
updated November 6, 2013

Homepage links:

Unique visitors:

Snapshot history:

HTML validation:

Error

DNS resolve:

OK

Domain worth:

$1,498,620

Health score:

54.06%

Google updates:

Technical

Website availability: (is site down?)

Used technologies:

Analytics

Google Analytics

Operating systems

Windows Server

Web servers

IIS (version 7.0)

Hosting:

American Center for Physics (American Physical Society)

Hosting abuse phone:

office +1-301-209-3117

Hosting abuse mail:

Domain IP:

149.28.119.169 United States (1 changes since July 6, 2009)

IP history:

July 6, 2009 149.28.119.69 (American Physical Society) → 149.28.119.169(American Center for Physics)

DNS Resolve:

OK

Domain registrar:

NETWORK SOLUTIONS, LLC. domain profile
Domains using same registrar:417,278

Name server (NS) records:

ns1.xo.com (IP 156.154.64.25)
Other domains using this NS: 549
ns3.xo.com (IP 156.154.66.25)
Other domains using this NS: 126
exeter.acp.org (IP 149.28.112.2)
Other domains using this NS: (11): physicscentral.com, compadre.org, aapm.org, aapt.org, acp.org, medphys.org, adoptaphysicist.org, physics2005.org, physicscentral.org, laserfest.org, iomp.org
newman.acp.org (IP 144.202.247.133)
Other domains using this NS: (11): physicscentral.com, compadre.org, aapm.org, aapt.org, acp.org, medphys.org, adoptaphysicist.org, physics2005.org, physicscentral.org, laserfest.org, iomp.org

NS history:

3 changes since July 6, 2009

May 31, 2013	defiant.acp.org exeter.acp.org info-btp.acp.org newman.acp.org ns1.xo.com ns3.xo.com	→	defiant.acp.org exeter.acp.org info-btp.acp.org ns1.xo.com ns3.xo.com server1.dnsnotify.acp.org server2.dnsnotify.acp.org server3.dnsnotify.acp.org server4.dnsnotify.acp.org server5.dnsnotify.acp.org server6.dnsnotify.acp.org
December 17, 2012	defiant.acp.org exeter.acp.org info-btp.acp.org ns1.xo.com ns3.xo.com	→	defiant.acp.org exeter.acp.org info-btp.acp.org newman.acp.org ns1.xo.com ns3.xo.com
October 7, 2009	exeter.acp.org newman.acp.org ns1.xo.com ns3.xo.com	→	defiant.acp.org exeter.acp.org info-btp.acp.org ns1.xo.com ns3.xo.com

Public registrar record:

Profile

Unique visitors:

Domain age:

19 years and 6 months

Domain worth:

$1,498,620

Health score:

54.06%

Domain score widget:

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MarkosWeb certification:

Social #physicsclassroom.com

Social activity: updated 19 Aug 2014

Twitter: 816 tweets (+6 new tweets for the last 7 days)

Google+: 74 shares (+1 new shares for the last 14 days)

LinkedIn: 9 likes (+3 new likes for the last 283 days)

Delicious: 928 bookmarks

Facebook:

613 likes (+2 likes for the last 14 days)

2,161 shares (+7 shares for the last 7 days)

684 comments (+1 comments for the last 28 days)

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Associated domains:

Based on Google Analytics ID UA-852193-1: 2 domains found, examples: compadre.org, adoptaphysicist.org

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Ads SERP visibility: based on research of 16,000,000 keywords

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SERP organic visitors pie

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Title:

The Physics Classroom

Meta-keywords:

physics multimedia Classroom tutorial interactive high school motion kinematics Newton's Laws vectors projectiles momentum energy circular motion relativity Einstein electricity waves sound light interference reflection refraction optics roller coasters Kepler planetary motion

Meta-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 introductory physics course

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SERP organic visibility: based on research of 16,000,000 keywords

Domain name is seen on 5,417 search engine queries. Average position in SERP is 13. Best position in SERP for this domain is #1 (it's found 297 times). Statistical information was collected from April 20, 2012 to April 22, 2012

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physicsclassroom.com