Efjapan.co.jp EF Education First - 留学・海外留学はEF

EFは、50年以上のスタディツアーの経験により、語学コースと文化交流型カリキュラムを組み合わせたプログラムで、世界への扉を開くサポートをします。交換留学、海外進学準備コース、企業研修プログラム、オンライン英語コース、全寮制私立高校も提供しています。

Efjapan.co.jp Overview

Efjapan.co.jp ranking shows that the page is at position 162,841 over the world, while the bulk of its audience is from Japan, where it ranks 11,697.

In terms of rank-to-traffic ratio, efjapan.co.jp has 1,704 unique users per day, viewing 4,470 pages. The rank based value of efjapan.co.jp is 78,919 USD. Every user makes 2.78 pageviews on average.

Efjapan.co.jp boasts a link base consisting of 435 referring domains and 664 external backlinks, as revealed by the data obtained from web network scanning.

Efjapan.co.jp top-level domain belongs to .JP domain zone. Check other webpages in .JP zone.

According the last verification test in June 30, 2024, efjapan.co.jp has a valid and up-to-date SSL certificate issued by CloudFlare, Inc. , certificate expiration date: December 31, 2024. Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by CloudFlare, Inc..

Based on data from Google Safe Browsing, Google Safe Search and Symantec efjapan.co.jp is a fairly safe domain.

According the Mobile-Friendly test by Google efjapan.co.jp is nice optimized for mobile devices and tablets, however the webpage speed could be improved.

Efjapan.co.jp Rank Summary

Global Rank

162,841

Average Load Time

1.57sec

Links In Count

173

Website Value

$73,073

Audience Geography. Where are efjapan.co.jp visitors located?

Country	Visitors
Japan JP	99.5%
Other	0.5%

Country	Pageviews
Japan JP	99.8%
Other	0.2%

Country	Rank
Japan JP	11697

Where do visitors go on efjapan.co.jp?

Subdomain	Pageviews
efjapan.co.jp	100%

Subdomain	Pageviews per User
efjapan.co.jp	3

Subdomain	Reach
efjapan.co.jp	100%

How popular is efjapan.co.jp?

Period	Global Rank	Global Rank Delta
past 3 months	162841	-48885
past month	142564	14098

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	188549	-97798	26	80%	2.6	50%
30	150631	-3924	36	6%	3	20%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	165366	-29980	37	20%
30	151493	21971	4	-13.25%

Efjapan.co.jp Website Safety

Overview

Last Updated: 12/27/2024

Overall result - efjapan.co.jp 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: 03/25/2024

efjapan.co.jp is safe.

Norton ConnectSafe evaluates efjapan.co.jp for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 03/11/2019

efjapan.co.jp 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

efjapan.co.jp is safe.
Malware: not found.
Phishing: not detected.
Unwanted software: not found.
Harmfull applications: not found.

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: 02/25/2021

efjapan.co.jp is safe.

McAfee assesses efjapan.co.jp 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 efjapan.co.jp for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 12/27/2024

efjapan.co.jp child safety is unknown.

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

SSL Information

SSL Checker Tool

Domain	efjapan.co.jp
Issuer Organization	CloudFlare, Inc.
Issuer	Cloudflare Inc ECC CA-3
Algorithm	ecdsa-with-SHA256
Valid form	01/01/2024
Expiration	12/31/2024
Signed	Certificate is not self signed
Additional Domains	*.efjapan.co.jp efjapan.co.jp

Efjapan.co.jp Rank History

Alexa Rank shows how popular efjapan.co.jp is in comparison with other sites. The most popular site has Alexa Rank equals 1. If efjapan.co.jp 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 efjapan.co.jp and pageviews on efjapan.co.jp over the past 3 months.

Efjapan.co.jp Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 13335

ASN Title: CLOUDFLARENET - Cloudflare, Inc., US

Last Update: 10/27/2024

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

ASNumber: 13335
ASName: CLOUDFLARENET
ASHandle: AS13335
RegDate: 2010-07-14
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/autnum/13335

OrgName: Cloudflare, Inc.
OrgId: CLOUD14
Address: 101 Townsend Street
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2010-07-09
Updated: 2017-02-17
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Ref: https://rdap.arin.net/registry/entity/CLOUD14

OrgTechHandle: ADMIN2521-ARIN
OrgTechName: Admin
OrgTechPhone: +1-650-319-8930
OrgTechEmail: rir@cloudflare.com
OrgTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

OrgAbuseHandle: ABUSE2916-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-650-319-8930
OrgAbuseEmail: abuse@cloudflare.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

OrgNOCHandle: NOC11962-ARIN
OrgNOCName: NOC
OrgNOCPhone: +1-650-319-8930
OrgNOCEmail: noc@cloudflare.com
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RNOCHandle: NOC11962-ARIN
RNOCName: NOC
RNOCPhone: +1-650-319-8930
RNOCEmail: noc@cloudflare.com
RNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN

RTechHandle: ADMIN2521-ARIN
RTechName: Admin
RTechPhone: +1-650-319-8930
RTechEmail: rir@cloudflare.com
RTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN

RAbuseHandle: ABUSE2916-ARIN
RAbuseName: Abuse
RAbusePhone: +1-650-319-8930
RAbuseEmail: abuse@cloudflare.com
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/whois_tou.html
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/whois_reporting/index.html
#
# Copyright 1997-2018, American Registry for Internet Numbers, Ltd.
#

Efjapan.co.jp Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

[ JPRS database provides information on network administration. Its use is ]
[ restricted to network administration purposes. For further information, ]
[ use 'whois -h whois.jprs.jp help'. To suppress Japanese output, add'/e' ]
[ at the end of command, e.g. 'whois -h whois.jprs.jp xxx/e'. ]
Domain Information: [ドメイン情報]
a. [ドメイン名] EFJAPAN.CO.JP
e. [そしきめい] いーえふとらべるいんたーなしょなるかぶしきがいしゃ
f. [組織名] イーエフトラベルインターナショナル株式会社
g. [Organization] EF Travel International, Ltd.
k. [組織種別] 株式会社
l. [Organization Type] corporation
m. [登録担当者] RA1138JP
n. [技術連絡担当者] FS7435JP
p. [ネームサーバ] anirban.ns.cloudflare.com
p. [ネームサーバ] pam.ns.cloudflare.com
s. [署名鍵]
[状態] Connected (2025/01/31)
[登録年月日] 2006/01/23
[接続年月日] 2006/02/14
[最終更新] 2024/02/01 01:03:44 (JST)

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Efjapan.co.jp HTML Check

HTML Validation Tool

Errors

Stray doctype.

Bad value “og:http://ogp.me/ns#” for attribute “prefix” on element “html”.

A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.

Bad value “Set-Cookie” for attribute “http-equiv” on element “meta”.

Attribute “arial-label” not allowed on element “a” at this point.

Attribute “aria-role” not allowed on element “a” at this point.

Bad value “s_objectID = /fp/brochure/v4/;” for attribute “onclick” on element “a”: invalid flag after regular expression

Bad value “s_objectID = /fp/book-now/;” for attribute “onclick” on element “a”: invalid flag after regular expression

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

Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.

Warnings

Consider avoiding viewport values that prevent users from resizing documents.

Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.

Efjapan.co.jp Desktop Performance

Last tested: 09/09/2015

Desktop Speed

66%

Enable compression

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

Optimize images

Leverage browser caching

Minify JavaScript

Desktop Resource Breakdown

Total Resources	55
Number of Hosts	28
Static Resources	31
JavaScript Resources	21
CSS Resources	2

Efjapan.co.jp Mobile Insights

Last tested: 06/22/2019

Mobile Usability

99%

Size tap targets appropriately

Mobile Speed

47%

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

Avoid landing page redirects

Leverage browser caching

Optimize images

Minify JavaScript

Reduce server response time

Minify HTML

Mobile Resource Breakdown

Total Resources	83
Number of Hosts	26
Static Resources	42
JavaScript Resources	36
CSS Resources	3

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Efjapan.co.jp EF Education First - 留学・海外留学はEF

Efjapan.co.jp Overview

Efjapan.co.jp Rank Summary

Efjapan.co.jp Website Safety

Efjapan.co.jp Rank History

Efjapan.co.jp Hosting Information

Efjapan.co.jp Domain Registration and Settings

Efjapan.co.jp HTML Check

Efjapan.co.jp Desktop Performance

Efjapan.co.jp Mobile Insights

Efjapan.co.jp Similar Audits

Efjapan.co.jp Common Typos