416 HISTORICAL REPORTS
Monitored since April 2012
Last update in October 2016
Screenshot of katoyoshikazu.com taken in July 2016

Common Elements

This parameter provides the opportunity to check the connections between domains over time. See domains connected with the katoyoshikazu.com in the past on the basis of footprints left in websites' HTML code. This parameter is built around unique data, such as IP Address, Google Analytics tag and Google AdSense tag.
Find other websites of the katoyoshikazu.com owner even in case of private WHOIS data.
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IP Address

This parameter shows changes of IP address to which katoyoshikazu.com domain has been assigned. Webbackmachine also finds other domains that have been assigned to the same IP address.
See how the IP address of katoyoshikazu.com domain has changed over time.
40 reports saved from June 2012 to October 2016

Redirections

Webbackmachine system checks whether the katoyoshikazu.com domain redirects or used to redirect to a different domain and checks the type of that redirection (301,302). This parameter also allows you to verify the list of domains that redirect or used to redirect to katoyoshikazu.com domain along with the type of redirection.
Check the redirections to and from the katoyoshikazu.com domain over time
August
2016
no redirection found
no redirection found
45 reports saved from May 2012 to August 2016
May
2012
no redirection found
no redirection found

Statistics

The parameter tracks changes in various scripts used on a website katoyoshikazu.com and builds the history of changes over time.
Check scripts used by katoyoshikazu.com website over time

Advertising

We regularly check advertisement codes found on katoyoshikazu.com website and track changes therein over time. At the moment, we are analysing Google AdSense, which is also used by us to determine connections between domains.
Check the advertisement tags used by katoyoshikazu.com website.
October
2016
Checked, but no data found
We have found PUB ID (...) in other months. Click View Full History to check it.
47 reports saved from May 2012 to October 2016
May
2012
Checked, but no data found
We have found PUB ID (...) in other months. Click View Full History to check it.

Whois

We collect domain WHOIS information for katoyoshikazu.com.
Check how katoyoshikazu.com WHOIS information has been changing over time.
October
2016
Domain Name: katoyoshikazu.com
Registry Domain ID: 1630968042_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.discount-domain.com
Registrar URL: http://www.onamae.com
Updated Date: 2015-11-20T00:00:00Z
Creation Date: 2010-12-18T00:00:00Z
Registrar Registration Expiration Date: 2018-12-18T00:00:00Z
Registrar: GMO INTERNET, INC.
Registrar IANA ID: 49
Registrar Abuse Contact Email: abuse@gmo.jp
Registrar Abuse Contact Phone: +81.337709199
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Registry Registrant ID: Not Available From Registry
Registrant Name: Whois Privacy Protection Service by MuuMuuDomain
Registrant Organization: Whois Privacy Protection Service by MuuMuuDomain
Registrant Street: 2-7-21 Tenjin Chuo-ku
Registrant Street: Tenjin Prime 8F
Registrant City: Fukuoka-shi
Registrant State/Province: Fukuoka
Registrant Postal Code: 810-0001
Registrant Country: JP
Registrant Phone: +81.927137999
Registrant Phone Ext:
Registrant Fax: +81.927137944
Registrant Fax Ext:
Registrant Email: privacy@whoisprivacyprotection.info
Registry Admin ID: Not Available From Registry
Admin Name: Whois Privacy Protection Service by MuuMuuDomain
Admin Organization: Whois Privacy Protection Service by MuuMuuDomain
Admin Street: 2-7-21 Tenjin Chuo-ku
Admin Street: Tenjin Prime 8F
Admin City: Fukuoka-shi
Admin State/Province: Fukuoka
Admin Postal Code: 810-0001
Admin Country: JP
Admin Phone: +81.927137999
Admin Phone Ext:
Admin Fax: +81.927137944
Admin Fax Ext:
Admin Email: privacy@whoisprivacyprotection.info
Registry Tech ID: Not Available From Registry
Tech Name: Whois Privacy Protection Service by MuuMuuDomain
Tech Organization: Whois Privacy Protection Service by MuuMuuDomain
Tech Street: 2-7-21 Tenjin Chuo-ku
Tech Street: Tenjin Prime 8F
Tech City: Fukuoka-shi
Tech State/Province: Fukuoka
Tech Postal Code: 810-0001
Tech Country: JP
Tech Phone: +81.927137999
Tech Phone Ext:
Tech Fax: +81.927137944
Tech Fax Ext:
Tech Email: privacy@whoisprivacyprotection.info
Name Server: uns01.lolipop.jp
Name Server: uns02.lolipop.jp
DNSSEC: unsigned
URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net/
10 reports saved from December 2015 to October 2016
December
2015
Domain Name: katoyoshikazu.com
Registry Domain ID: 1630968042_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.discount-domain.com
Registrar URL: http://www.onamae.com
Updated Date: 2015-11-20 03:20:36
Creation Date: 2010-12-18 22:55:10.0
Registrar Registration Expiration Date: 2018-12-18 22:55:10.0
Registrar: GMO INTERNET, INC.
Registrar IANA ID: 49
Registrar Abuse Contact Email: abuse@gmo.jp
Registrar Abuse Contact Phone: +81.337709199
Domain Status: ACTIVE
Registry Registrant ID: 
Registrant Name: Whois Privacy Protection Service by MuuMuuDomain
Registrant Organization: Whois Privacy Protection Service by MuuMuuDomain
Registrant Street1: 2-7-21 Tenjin Chuo-ku
Registrant Street2: Tenjin Prime 8F
Registrant City: Fukuoka-shi
Registrant State/Province: Fukuoka
Registrant Postal Code: 810-0001
Registrant Country: JP
Registrant Phone: +81.927137999
Registrant Phone Ext: 
Registrant Fax: +81.927137944
Registrant Fax Ext: 
Registrant Email: privacy@whoisprivacyprotection.info
Registry Admin ID: 
Admin Name: Whois Privacy Protection Service by MuuMuuDomain
Admin Organization: Whois Privacy Protection Service by MuuMuuDomain
Admin Street1: 2-7-21 Tenjin Chuo-ku
Admin Street2: Tenjin Prime 8F
Admin City: Fukuoka-shi
Admin State/Province: Fukuoka
Admin Postal Code: 810-0001
Admin Country: JP
Admin Phone: +81.927137999
Admin Phone Ext: 
Admin Fax: +81.927137944
Admin Fax Ext: 
Admin Email: privacy@whoisprivacyprotection.info
Registry Tech ID: 
Tech Name: Whois Privacy Protection Service by MuuMuuDomain
Tech Organization: Whois Privacy Protection Service by MuuMuuDomain
Tech Street1: 2-7-21 Tenjin Chuo-ku
Tech Street2: Tenjin Prime 8F
Tech City: Fukuoka-shi
Tech State/Province: Fukuoka
Tech Postal Code: 810-0001
Tech Country: JP
Tech Phone: +81.927137999
Tech Phone Ext: 
Tech Fax: +81.927137944
Tech Fax Ext: 
Tech Email: privacy@whoisprivacyprotection.info
Name Server: uns01.lolipop.jp
Name Server: uns02.lolipop.jp
DNSSEC: Unsigned
URL of the ICANN WHOIS Data Problem Reporting System: http://wdprs.internic.net/

Frontend & Backend

We analyse the HTTP header. We check changes in protocol versions, web servers, language, charset, etc. In addition, this parameter makes it possible to see how some elements of katoyoshikazu.com website content, such as meta title, meta keywords or meta description, have changed over time.
Get various technical information about katoyoshikazu.com gathered over time
October
2016
Client-server: HTTP/1.1
Web server: Apache
Language: n/a
Charset: n/a
DOCTYPE: XHTML 1.0 Transitional
Meta title: 加藤嘉一オフィシャルサイト
Meta description: 加藤嘉一(かとうよしかず 1984年生まれ 北京在住)2003年に単身で北京大学に国費留学。同大学国際関係学院大学院修士課程修了。英フィナンシャルタイムズ中国版コラムニスト、北京大学研究員、香港フェニックステレビコメンテーター。年間300以上の取材を受け、200本以上のコラムを書く。趣味はマラソン。
Meta keywords: 加藤嘉一,北京,講演,講演依頼,プロフィール,公式サイト,中国,北京大学,コラムニスト,日中関係,中国経済,所属事務所,マネジメント,中国ビジネス,講師,研究員
Show full information
HTTP/1.1 200 OK
Date: Tue, 11 Oct 2016 18:03:35 GMT
Server: Apache
Last-Modified: Tue, 28 May 2013 15:53:33 GMT
Accept-Ranges: bytes
Content-Length: 2917
Vary: Accept-Encoding
Content-Type: text/html
Connection: close
47 reports saved from November 2012 to October 2016
November
2012
Client-server: HTTP/1.1
Web server: Apache
Language: n/a
Charset: n/a
DOCTYPE: n/a
Meta title: 加藤嘉一オフィシャルサイト
Meta description: 加藤嘉一(かとうよしかず 1984年生まれ 北京在住)2003年に単身で北京大学に国費留学。同大学国際関係学院大学院修士課程修了。英フィナンシャルタイムズ中国版コラムニスト、北京大学研究員、香港フェニックステレビコメンテーター。年間300以上の取材を受け、200本以上のコラムを書く。趣味はマラソン。
Meta keywords: 加藤嘉一,北京,講演,講演依頼,プロフィール,公式サイト,中国,北京大学,コラムニスト,日中関係,中国経済,所属事務所,マネジメント,中国ビジネス,講師,研究員
Show full information
HTTP/1.1 200 OK
Date: Wed, 28 Nov 2012 00:16:13 GMT
Server: Apache
Last-Modified: Wed, 14 Mar 2012 06:26:54 GMT
ETag: "6ba0842-b91-fc06780"
Accept-Ranges: bytes
Content-Length: 2961
Vary: Accept-Encoding
Content-Type: text/html
Connection: close
X-Pad: avoid browser bug

Security Check

We monitor whether browsing of the katoyoshikazu.com website was safe for users in terms of various threats, i.e. whether katoyoshikazu.com website was not blacklisted by antivirus companies.
Check if the katoyoshikazu.com was mark as not safe for browsing
October
2016
Fully safe
Google Lookup Api
Google Safe Browsing
42 reports saved from April 2012 to October 2016
April
2012
Fully safe
Google Lookup Api

Robots.txt file

Robots.txt (or Robots Exclusion Standard) is a file prepared exclusively for search engine robots. It contains a set of instructions describing the way the contents of a given website is to be indexed by search engines in accordance with the recommendations of the website owner. The file may contain the URL address to the sitemap.
Keep track of robots.txt content over time.
fully allowed
partially allowed
disallowed
October
2016
Checked, but no data found
33 reports saved from October 2013 to October 2016
October
2013
Checked, but no data found

Web design

We take screenshots of katoyoshikazu.com website design on a regular basis. The screenshots are available in the native resolution.
See how the design of katoyoshikazu.com website has changed over time.
July
2016
show all
12 reports saved from July 2012 to July 2016
July
2012
show all

Social: Facebook

We check whether katoyoshikazu.com website contains the like button of facebook.com. We also check if the website has its fan page, and if it does - we create a history of changes in the number of likes.
See how katoyoshikazu.com website has been promoted on Facebook.
October
2016
Checked, but no fanpage detected
47 reports saved from May 2012 to October 2016
May
2012
Checked, but no fanpage detected

Social: Twitter

We check if katoyoshikazu.com website is or was promoted on twitter.com.
Check katoyoshikazu.com user activity on Twitter.
October
2016
Checked, but no fanpage detected
47 reports saved from May 2012 to October 2016
May
2012
Checked, but no fanpage detected

Social: Google+

Webbackmachine system analyses historical data related to the means of promotion of katoyoshikazu.com website on Google+.
Check the interaction of katoyoshikazu.com users on Google+.
October
2016
Checked, but no fanpage detected
47 reports saved from May 2012 to October 2016
May
2012
Checked, but no fanpage detected

Google Page Rank

PageRank is an algorithm developed by Google which helps search engines determine the importance of katoyoshikazu.com on the basis of quantity and quality of links redirecting to the website from other websites. The maximum value of PageRank is 10.
Check changes made in Google PageRank parameter over time.
June
2014
2
16 reports saved from June 2012 to June 2014
June
2012
4
We build history of website changes by gathering various information from dozens of independent resources. Our goal is to collect only relevant information and present it in a simple and transparent way. Every month we visit 56 275 804 websites and check 12 parameters in 3 different categories. more...
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