yotsuyaotsuka.com - 中学受験塾｜四谷大塚ドットコム｜でてこい、未来のリーダーたち。

Quick Summary

Online Status

Online

Server IP address resolved: Yes
Http response code: 200
Response time: 1.73 sec.
Last Checked: 02/03/2023

Over the time yotsuyaotsuka.com has been ranked as high as 9,596 in the world, while most of its traffic comes from Japan, where it reached as high as 8,592 position.

Yotsuyaotsuka.com receives about 1,365 unique visitors and 4,914 pageviews per day. The estimated value of yotsuyaotsuka.com is 87,600 USD. Each unique visitor makes about 3.6 pageviews on average.

Yotsuyaotsuka.com is registered under .COM top-level domain. Check other websites in .COM zone.

At the time of the last check (April 28, 2021) yotsuyaotsuka.com has an expired SSL certificate issued by SECOM Trust Systems CO.,LTD. (expired on October 11, 2022). Check other websites using SSL certificates issued by SECOM Trust Systems CO.,LTD..

According to Google Safe Browsing, Google Safe Search, Symantec and Web of Trust yotsuyaotsuka.com is quite a safe domain.

Mobile-Friendly test indicates that yotsuyaotsuka.com is well optimized for mobile and tablet devices, however website page loading time could be improved.

Yotsuyaotsuka.com General Information

Global Rank

134,903

Average Load Time

0.54sec

Links In Count

408

Website Value

$87,600

Audience Geography. Where are yotsuyaotsuka.com visitors located?

Country	Rank
Japan JP	8592

Country	Percent of Pageviews
Japan JP	100%

Country	Percent of Visitors
Japan JP	100%

Where do visitors go on yotsuyaotsuka.com?

Subdomain	Pageviews
yotsuyaotsuka.com	100%

Subdomain	Pageviews per User
yotsuyaotsuka.com	4.2

Subdomain	Reach
yotsuyaotsuka.com	100%

How popular is yotsuyaotsuka.com?

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	148522	-5080	42	4%
30	120887	-22661	55	30%
7	74925	-60881	10	100%
1	40483	-22664	20	60%

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	125925	-8578	41	10%	3.6	6%
30	91259	-36697	62	60%	4.2	20%
7	62742	8199	1	-13.45%	4	-57.272%
1	27326	-30868	27	100%	5	40%

Period	Global Rank	Global Rank Delta
past 3 months	134903	-6401
past month	106324	-25779
past week	67404	-34496
yesterday	33856	-23049

Yotsuyaotsuka.com Alexa Rank History

Alexa Rank shows how popular yotsuyaotsuka.com is in comparison with other sites. The most popular site has Alexa Rank equals 1. If yotsuyaotsuka.com has Alexa Rank equals 100,000, then it is in TOP 100,000 popular sites in the world. The rank is calculated using a combination of average daily visitors to yotsuyaotsuka.com and pageviews on yotsuyaotsuka.com over the past 3 months.

Yotsuyaotsuka.com Safety Information

Overview

Last Updated: 05/04/2024

Overall result - "yotsuyaotsuka.com" is SAFE.
We gather website safety and reputation data and compare it with available third-party sources so we calculate own safety and trustworthiness rate based on information that we get.

Norton Connect Safe

Last Updated: 03/24/2024

yotsuyaotsuka.com is safe.

Norton ConnectSafe evaluates yotsuyaotsuka.com for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 02/12/2019

yotsuyaotsuka.com is safe.

SafeSearch is used as a parental control tool to filter out any inappropriate for your children search results on your devices: phones, tablets or personal computers.

Google Safe Browsing

Last Updated: 01/09/2019

Malware not found at "yotsuyaotsuka.com".
"yotsuyaotsuka.com" is not a phishing page.
"yotsuyaotsuka.com" does not install unwanted software.
"yotsuyaotsuka.com" does not contain harmfull applications.
Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

Site Advisor

Last Updated: 02/23/2021

yotsuyaotsuka.com is safe.

McAfee assesses yotsuyaotsuka.com for a meaningful set of security threats. Featured dangers from annoying pop-ups to hidden Trojans, that can steal your identity, will be revealed. McAfee does not analyze yotsuyaotsuka.com for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 01/10/2019

yotsuyaotsuka.com child safety isvery good.

The WOT calculates reputation of the yotsuyaotsuka.com. This reputation system receives ratings from users and information from third-party sources, assesses the yotsuyaotsuka.com for safety features and confirms, whether yotsuyaotsuka.com is suitable for children.

SSL Information

SSL Checker Tool

Domain	www.yotsuyaotsuka.com
Issuer Organization	SECOM Trust Systems CO.,LTD.
Issuer	SECOM Passport for Web SR 3.0 CA
Algorithm	RSA-SHA256
Valid form	08/13/2020
Expiration	10/11/2022
Signed	Certificate is not self signed
Additional Domains	www.yotsuyaotsuka.com

Yotsuyaotsuka.com Server Information

Server Location

Geolocation Tool

Not Found

ASN Information

ASN Lookup Tool

ASN ID: 10021
ASN Title: KVH KVH Co.,Ltd, JP

Last Update: 10/04/2023

ASN Whois

% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS9216 - AS10239'

as-block: AS9216 - AS10239
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-05-19T07:00:23Z
source: APNIC

role: APNIC Hostmaster
address: 6 Cordelia Street
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk@apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC

% Information related to 'AS9990 - AS10021'

as-block: AS9990 - AS10021
descr: JPNIC-2Byte-ASBLOCK-AP
descr: for assignment to JPNIC members
country: JP
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can be
remarks: queried at whois.nic.ad.jp.
remarks: To only display English output,
remarks: add '/e' at the end of command,
remarks: e.g. 'whois -h whois.nic.ad.jp xxx/e'.
mnt-by: APNIC-HM
mnt-lower: MAINT-JPNIC
last-modified: 2017-06-12T03:54:30Z
source: APNIC

role: Japan Network Information Center
address: Urbannet-Kanda Bldg 4F
address: 3-6-2 Uchi-Kanda
address: Chiyoda-ku, Tokyo 101-0047,Japan
country: JP
phone: +81-3-5297-2311
fax-no: +81-3-5297-2312
e-mail: hostmaster@nic.ad.jp
admin-c: JI13-AP
tech-c: JE53-AP
nic-hdl: JNIC1-AP
mnt-by: MAINT-JPNIC
last-modified: 2012-08-28T07:58:02Z
source: APNIC

% Information related to 'AS10021'

aut-num: AS10021
as-name: KVH
descr: KVH Co.,Ltd
import: from AS2516 100 accept ANY
import: from AS2914 100 accept ANY
import: from AS2497 100 accept ANY
export: to AS2516 announce AS10021
export: to AS2914 announce AS10021
export: to AS2497 announce AS10021
country: JP
admin-c: KS20321JP
tech-c: TS26848JP
last-modified: 2011-08-05T19:42:14Z
source: JPNIC

% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US3)

Yotsuyaotsuka.com Domain Name Information

WHOIS

WHOIS Lookup Tool

Domain Whois

Domain Name: YOTSUYAOTSUKA.COM
Registry Domain ID: 914903929_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.discount-domain.com
Registrar URL: http://gmo.jp
Updated Date: 2021-03-23T15:40:59Z
Creation Date: 2007-04-08T00:58:49Z
Registry Expiry Date: 2022-04-08T00:58:49Z
Registrar: GMO Internet, Inc. d/b/a Onamae.com
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
Name Server: NAMESERVER1.KVH.NE.JP
Name Server: NAMESERVER2.KVH.NE.JP
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2021-05-02T19:42:03Z

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Yotsuyaotsuka.com HTML Validation

HTML Validation Tool

Errors

Almost standards mode doctype. Expected “<!DOCTYPE html>”.

Attribute “xmlns:fb” not allowed here.

Bad value “”text/javascript”” for attribute “type” on element “script”: Expected a token character but saw “”” instead.

Bad value “utf- 8” for attribute “charset” on element “script”: Value contained “ ”, which is not a valid character in an encoding name.

Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)

Attribute “value” not allowed on element “input” at this point.

Element “input” is missing required attribute “alt”.

The “align” attribute on the “input” element is obsolete. Use CSS instead.

An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.

No space between attributes.

Attribute “　alt” not allowed on element “img” at this point.

Element “div” not allowed as child of element “ul” in this context. (Suppressing further errors from this subtree.)

End tag “div” seen, but there were open elements.

Unclosed element “ul”.

Saw “<!--” within a comment. Probable cause: Nested comment (not allowed).

Attribute “http-equiv” not allowed on element “meta” at this point.

Element “meta” is missing one or more of the following attributes: “itemprop”, “property”.

A document must not include more than one “meta” element with a “http-equiv” attribute whose value is “content-type”.

Duplicate attribute “class”.

End tag “li” seen, but there were open elements.

Unclosed element “div”.

End tag “br”.

Text not allowed in element “ul” in this context.

Duplicate ID “acpro_inp0”.

Duplicate ID “button”.

Duplicate ID “sixgrade_margin”.

Saw “"” when expecting an attribute name. Probable cause: “=” missing immediately before.

Quote “"” in attribute name. Probable cause: Matching quote missing somewhere earlier.

Attribute “"height:100%;"” not allowed on element “div” at this point.

Stray end tag “a”.

Element “fb:fan” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)

The “cellpadding” attribute on the “table” element is obsolete. Use CSS instead.

The “cellspacing” attribute on the “table” element is obsolete. Use CSS instead.

The “border” attribute on the “table” element is obsolete. Use CSS instead.

The “valign” attribute on the “td” element is obsolete. Use CSS instead.

The “scrolling” attribute on the “iframe” element is obsolete. Use CSS instead.

The “frameborder” attribute on the “iframe” element is obsolete. Use CSS instead.

The “allowtransparency” attribute on the “iframe” element is obsolete. Use CSS instead.

Element “g:plusone” not allowed as child of element “td” in this context. (Suppressing further errors from this subtree.)

A “charset” attribute on a “meta” element found after the first 1024 bytes.

Attribute “charset” not allowed on element “meta” at this point.

Element “meta” is missing one or more of the following attributes: “content”, “itemprop”, “property”.

A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.

Warnings

Attribute with the local name “xmlns:fb” is not serializable as XML 1.0.

The “language” attribute on the “script” element is obsolete. You can safely omit it.

Attribute “　alt” is not serializable as XML 1.0.

The document is not mappable to XML 1.0 due to two consecutive hyphens in a comment.

The first occurrence of ID “acpro_inp0” was here.

The first occurrence of ID “button” was here.

The first occurrence of ID “sixgrade_margin” was here.

Attribute “"height:100%;"” is not serializable as XML 1.0.

Element name “fb:fan” cannot be represented as XML 1.0.

Element name “g:plusone” cannot be represented as XML 1.0.

Yotsuyaotsuka.com Desktop Insights

Desktop Page Insights Tool

Last tested: 10/14/2016

Desktop

Desktop Speed

33%

Leverage browser caching

Optimize images

Enable compression

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Prioritize visible content

Minify HTML

Minify JavaScript

Minify CSS

Desktop Resource Breakdown

Total Resources	240
Number of Hosts	25
Static Resources	196
JavaScript Resources	28
CSS Resources	6

Yotsuyaotsuka.com Mobile Insights

Mobile Page Insights Tool

Last tested: 10/14/2016

Mobile

Mobile Usability

96%

Size content to viewport

Size tap targets appropriately

Mobile Speed

33%

Leverage browser caching

Optimize images

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Enable compression

Avoid landing page redirects

Minify JavaScript

Minify HTML

Minify CSS

Mobile Resource Breakdown

Total Resources	232
Number of Hosts	47
Static Resources	128
JavaScript Resources	32
CSS Resources	1

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Yotsuyaotsuka.com 中学受験塾｜四谷大塚ドットコム｜でてこい、未来のリーダーたち。

Quick Summary

Yotsuyaotsuka.com General Information

Yotsuyaotsuka.com Alexa Rank History

Yotsuyaotsuka.com Safety Information

Yotsuyaotsuka.com Server Information

Yotsuyaotsuka.com Domain Name Information

Yotsuyaotsuka.com HTML Validation

Yotsuyaotsuka.com Desktop Insights

Yotsuyaotsuka.com Mobile Insights

Yotsuyaotsuka.com Nearest Competitors

Yotsuyaotsuka.com Typos