Yotsuyagakuin.com 予備校・大学受験なら四谷学院 | 公式サイト

大学受験予備校・塾・個別指導の四谷学院。55段階個別指導と科目別能力別授業は、他にはない四谷学院だけの『ダブル教育』。資料請求、個別相談会、校舎案内など受付中!

Online Status
Online

Server IP address resolved: Yes
Http response code: 200
Response time: 1.58 sec.
Last Checked: 08/03/2024

Over the time yotsuyagakuin.com has been ranked as high as 11,411 in the world.

Yotsuyagakuin.com receives about 500 unique visitors and 1,000 pageviews per day. The estimated value of yotsuyagakuin.com is 8,760 USD. Each unique visitor makes about 2 pageviews on average.

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

At the time of the last check (June 18, 2023) yotsuyagakuin.com has an expired SSL certificate issued by SECOM Trust Systems CO.,LTD. (expired on May 22, 2024). 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 yotsuyagakuin.com is quite a safe domain.

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


Global Rank
677,875
Average Load Time
0.53sec
Links In Count
77
Website Value
$8,760

Overview
Last Updated: 11/13/2024
Overall result - "yotsuyagakuin.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: 02/06/2024
yotsuyagakuin.com is safe.

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

Google Safe Search
Last Updated: 03/05/2019
yotsuyagakuin.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 "yotsuyagakuin.com".
"yotsuyagakuin.com" is not a phishing page.
"yotsuyagakuin.com" does not install unwanted software.
"yotsuyagakuin.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: 01/19/2021
yotsuyagakuin.com is safe.

McAfee assesses yotsuyagakuin.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 yotsuyagakuin.com for mature or inappropriate content, only security checks are evaluated.

Web of Trust
Last Updated: 01/11/2019
yotsuyagakuin.com child safety isvery good.

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

SSL Information
Domain www.yotsuyagakuin.com
Issuer OrganizationSECOM Trust Systems CO.,LTD.
Issuer FujiSSL Public Validation Authority - G3
Algorithm RSA-SHA256
Valid form 05/18/2023
Expiration 05/22/2024
SignedCertificate is not self signed
Additional Domains www.yotsuyagakuin.com
yotsuyagakuin.com
Server Location
Tokyo
Tokyo
Japan
ASN Information

ASN ID: 9607
ASN Title: BBTOWER BroadBand Tower, Inc., JP

Last Update: 08/01/2024

% [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 'AS9591 - AS9622'

as-block: AS9591 - AS9622
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 'AS9607'

aut-num: AS9607
as-name: BBTower
descr: BroadBand Tower, Inc.
import: from AS2510 100 accept ANY
import: from AS10026 100 accept ANY
export: to AS2510 announce AS9607
export: to AS10026 announce AS9607
country: JP
admin-c: JP00020513
tech-c: JP00020513
last-modified: 2013-01-12T01:38:04Z
source: JPNIC

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

WHOIS

Domain Name: YOTSUYAGAKUIN.COM
Registry Domain ID: 81623709_DOMAIN_COM-VRSN
Registrar WHOIS Server: whois.jprs.jp
Registrar URL: http://jprs.jp/registrar/
Updated Date: 2020-11-09T15:27:14Z
Creation Date: 2001-12-27T02:16:56Z
Registry Expiry Date: 2025-12-27T02:16:56Z
Registrar: Japan Registry Services Co., Ltd.
Registrar IANA ID: 1485
Registrar Abuse Contact Email: gtld-abuse@jprs.jp
Registrar Abuse Contact Phone: +81.352158457
Domain Status: ok https://icann.org/epp#ok
Name Server: ASNS1.CUSTOMER.NE.JP
Name Server: ASNS2.CUSTOMER.NE.JP
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form: https://www.icann.org/wicf/
>>> Last update of whois database: 2024-10-22T11:46:50Z

DNS Records
HostA RecordTTL
yotsuyagakuin.com203.216.221.84300
HostMX RecordPriorityTTL
yotsuyagakuin.comsgate-sh06.cst.ne.jp10300
yotsuyagakuin.comsgate-sh05.cst.ne.jp20300
HostNS RecordTTL
yotsuyagakuin.comasns2.customer.ne.jp86400
yotsuyagakuin.comasns1.customer.ne.jp86400
HostTXT RecordTTL
yotsuyagakuin.comv=spf1 +ip4:203.138.87.109/32 +ip4:124.146.221.80/32 +ip4:124.146.220.2/32 +ip4:116.118.233.71/32 +ip4:116.118.233.79/32 +ip4:116.118.233.236/32 include:_spf.aispr.jp ~all300
yotsuyagakuin.comv=spf1 +ip4:203.138.87.109/32 +ip4:124.146.221.80/32 +ip4:124.146.220.2/32 +ip4:116.118.233.71/32 +ip4:116.118.233.79/32 +ip4:116.118.233.236/32 include:spf.haihaimail.jp ~all300

asns1.customer.ne.jp
TTL: 86400
Email address: y-abe.yotsuyagakuin.com
Serial: 1970010145
Refresh: 3600
Retry: 1800
Expire: 3600000
Minimum: 3600

Warnings
Errors

Last tested: 09/28/2015

Desktop
Desktop Speed
53%
Desktop Resource Breakdown
Total Resources196
Number of Hosts56
Static Resources122
JavaScript Resources31
CSS Resources5

Last tested: 07/04/2019

Mobile
Mobile Usability
99%
Mobile Speed
52%
Mobile Resource Breakdown
Total Resources250
Number of Hosts12
Static Resources150
JavaScript Resources15
CSS Resources5
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