89s51.com
89s51.com
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HTML validation:
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DNS resolve:
Domain worth:
$40,425
Health score:
5.96%
Technical
Website availability:
(is site down?)
Hosting:
China Unicom Beijing (NWT CRS Dynamic Pool)
Hosting admin phone:
+ 852 - 2130-0120
Hosting admin mail:
Domain IP:
118.244.216.54 China (17 changes since January 15, 2010)
IP history:
February 8, 2013 210.209.122.24 (New World Telephone) → 118.244.216.54(China Unicom Beijing)
December 17, 2012 116.255.234.96 (ZhengZhou GIANT Computer Network Technology Co., L) → 210.209.122.24(New World Telephone)
November 28, 2012 116.255.242.137 (ZhengZhou GIANT Computer Network Technology Co., L) → 116.255.234.96(ZhengZhou GIANT Computer Network Technology Co., L)
November 10, 2012 58.64.194.164 (New World Telecom Ltd., Hong Kong) → 116.255.242.137(ZhengZhou GIANT Computer Network Technology Co., L)
September 12, 2012 64.32.4.229 (SHARKTECH INTERNET SERVICES) → 58.64.194.164(New World Telecom Ltd., Hong Kong)
August 20, 2012 64.32.4.228 (SHARKTECH INTERNET SERVICES) → 64.32.4.229(SHARKTECH INTERNET SERVICES)
June 23, 2012 122.193.64.204 (China Unicom Jiangsu province network) → 64.32.4.228(SHARKTECH INTERNET SERVICES)
June 8, 2012 218.77.79.100 (Data Communication Division) → 122.193.64.204(China Unicom Jiangsu province network)
March 12, 2012 173.234.197.2 (Nobis Technology Group, LLC) → 218.77.79.100(Data Communication Division)
February 26, 2012 118.145.14.230 (Beijing Bitone United Networks) → 173.234.197.2(Nobis Technology Group, LLC)
January 17, 2012 204.188.253.59 (SHARKTECH INTERNET SERVICES) → 118.145.14.230(Beijing Bitone United Networks)
November 30, 2011 11.11.11.11 (DoD Network Information Center) → 204.188.253.59(SHARKTECH INTERNET SERVICES)
March 25, 2011 67.228.226.120 (SoftLayer Technologies) → 11.11.11.11(DoD Network Information Center)
February 3, 2011 60.169.0.8 (CHINANET Anhui province network) → 67.228.226.120(SoftLayer Technologies)
October 14, 2010 67.228.226.120 (SoftLayer Technologies) → 60.169.0.8(CHINANET Anhui province network)
July 2, 2010 174.139.244.100 (VPLS Inc. d/b/a Krypt Technologies) → 67.228.226.120(SoftLayer Technologies)
June 17, 2010 60.169.1.63 (CHINANET Anhui province network) → 174.139.244.100(VPLS Inc. d/b/a Krypt Technologies)
December 17, 2012 116.255.234.96 (ZhengZhou GIANT Computer Network Technology Co., L) → 210.209.122.24(New World Telephone)
November 28, 2012 116.255.242.137 (ZhengZhou GIANT Computer Network Technology Co., L) → 116.255.234.96(ZhengZhou GIANT Computer Network Technology Co., L)
November 10, 2012 58.64.194.164 (New World Telecom Ltd., Hong Kong) → 116.255.242.137(ZhengZhou GIANT Computer Network Technology Co., L)
September 12, 2012 64.32.4.229 (SHARKTECH INTERNET SERVICES) → 58.64.194.164(New World Telecom Ltd., Hong Kong)
August 20, 2012 64.32.4.228 (SHARKTECH INTERNET SERVICES) → 64.32.4.229(SHARKTECH INTERNET SERVICES)
June 23, 2012 122.193.64.204 (China Unicom Jiangsu province network) → 64.32.4.228(SHARKTECH INTERNET SERVICES)
June 8, 2012 218.77.79.100 (Data Communication Division) → 122.193.64.204(China Unicom Jiangsu province network)
March 12, 2012 173.234.197.2 (Nobis Technology Group, LLC) → 218.77.79.100(Data Communication Division)
February 26, 2012 118.145.14.230 (Beijing Bitone United Networks) → 173.234.197.2(Nobis Technology Group, LLC)
January 17, 2012 204.188.253.59 (SHARKTECH INTERNET SERVICES) → 118.145.14.230(Beijing Bitone United Networks)
November 30, 2011 11.11.11.11 (DoD Network Information Center) → 204.188.253.59(SHARKTECH INTERNET SERVICES)
March 25, 2011 67.228.226.120 (SoftLayer Technologies) → 11.11.11.11(DoD Network Information Center)
February 3, 2011 60.169.0.8 (CHINANET Anhui province network) → 67.228.226.120(SoftLayer Technologies)
October 14, 2010 67.228.226.120 (SoftLayer Technologies) → 60.169.0.8(CHINANET Anhui province network)
July 2, 2010 174.139.244.100 (VPLS Inc. d/b/a Krypt Technologies) → 67.228.226.120(SoftLayer Technologies)
June 17, 2010 60.169.1.63 (CHINANET Anhui province network) → 174.139.244.100(VPLS Inc. d/b/a Krypt Technologies)
DNS Resolve:
Domain registrar:
Name server (NS) records:
f1g1ns2.dnspod.net (IP 180.153.162.150)
Other domains using this NS: 12,852
f1g1ns1.dnspod.net (IP 183.60.52.217)
Other domains using this NS: 12,857
Other domains using this NS: 12,852
f1g1ns1.dnspod.net (IP 183.60.52.217)
Other domains using this NS: 12,857
NS history:
8 changes since January 15, 2010
| June 8, 2012 | ns1.360wzb.com ns2.360wzb.com |
→ | ns1.anquanbao.com ns2.anquanbao.com |
| March 12, 2012 | f1g1ns1.dnspod.net f1g1ns2.dnspod.net |
→ | ns1.360wzb.com ns2.360wzb.com |
| November 30, 2011 | ns41.domaincontrol.com ns42.domaincontrol.com |
→ | f1g1ns1.dnspod.net f1g1ns2.dnspod.net |
| March 25, 2011 | ns1.4everdns.com ns2.4everdns.com |
→ | ns41.domaincontrol.com ns42.domaincontrol.com |
Public registrar record:
Profile
Unique visitors:
Domain age:
17 years and 2 months
Domain worth:
$40,425
Health score:
5.96%
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MarkosWeb certification:
Social #89s51.com
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Title:
89s51.com
Links from homepages:(detailed)
3 links (from 3 unique hosts)
Examples: iccavr.com, xie-gang.com, mcufan.com, plc51.com.cn, plateau.com.cn
Examples: iccavr.com, xie-gang.com, mcufan.com, plc51.com.cn, plateau.com.cn
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This website does not receive any organic traffic (based on our research of 16 million keywords conducted 21 April 2012)