Iknow.jp iKnow!で英語。ちょっとの努力で、大きな成果を。 - iKnow!

iKnow! なら、英語が身につく続く。リスニング、単語、センテンスなど複数のスキルが同時に鍛えられるので効率的。PC、スマホ、タブレットからいつでもどこでも学習が可能。1分程度の待ち時間も活用できるので、継続しやすい。

Iknow.jp Overview

Iknow.jp ranking shows that the page is at position 50,361 over the world, while the bulk of its audience is from Japan, where it ranks 9,346.

It is beneficial to iknow.jp that their hosting company AMAZON-02 - Amazon.com, Inc., US servers are located in Japan, as that reduces page load time for the majority of their users. See the list of other webpages hosted on AMAZON-02 - Amazon.com, Inc., US servers.

In terms of rank-to-traffic ratio, iknow.jp has 3,520 unique users per day, viewing 14,205 pages. The rank based value of iknow.jp is 245,981 USD. Every user makes 4.28 pageviews on average.

Iknow.jp boasts a link base consisting of 619 referring domains and 784 external backlinks, as revealed by the data obtained from web network scanning.

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

According the last verification test in August 20, 2024, iknow.jp has an expired SSL certificate issued by Let's Encrypt (expired on November 15, 2024). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Let's Encrypt.

Based on data from Google Safe Browsing, Symantec and Web of Trust iknow.jp is a fairly safe domain.

According the Mobile-Friendly test by Google iknow.jp is nice optimized for mobile devices and tablets.

Iknow.jp Rank Summary

Global Rank

50,361

Average Load Time

0.95sec

Links In Count

294

Website Value

$227,760

Audience Geography. Where are iknow.jp visitors located?

Country	Visitors
Japan JP	81.2%
United States US	13.4%
Other	5.4%

Country	Pageviews
Japan JP	75.3%
United States US	16.3%
Other	8.4%

Country	Rank
Japan JP	9346
United States US	86625

Where do visitors go on iknow.jp?

Subdomain	Pageviews
iknow.jp	94.54%
other	5.47%

Subdomain	Pageviews per User
iknow.jp	1.7

Subdomain	Reach
iknow.jp	91.84%

How popular is iknow.jp?

Period	Global Rank	Global Rank Delta
past 3 months	50361	26148
past month	92753	36017
past week	84090	-11765
yesterday	59936	17987

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	44789	27235	14	-66.014%	4	-26.28%
30	133479	81869	38	-68.321%	1.6	-57.364%
7	131008	-30548	4	30%	2	20%
1	115079	53587	5	-52.047%	1	-40.1%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	56194	27260	13	-53.826%
30	82110	19208	85	-25.61%
7	72479	-5837	99	9%
1	47007	7899	20	-20.02%

Iknow.jp Website Safety

Overview

Last Updated: 12/26/2024

Unknown status.

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: 03/21/2024

iknow.jp is safe.

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

Google Safe Search

Last Updated: 12/26/2024

Unknown status.

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

iknow.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: 02/22/2021

iknow.jp is safe.

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

Web of Trust

Last Updated: 01/09/2019

iknow.jp child safety is very good.

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

SSL Information

SSL Checker Tool

Domain	iknow.jp
Issuer Organization	Let's Encrypt
Issuer	R11
Algorithm	RSA-SHA256
Valid form	08/17/2024
Expiration	11/15/2024
Signed	Certificate is not self signed
Additional Domains	en.iknow.jp iknow.jp ja.iknow.jp

Iknow.jp Rank History

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

Iknow.jp Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 16509

ASN Title: AMAZON-02 - Amazon.com, Inc., US

Last Update: 07/18/2024

#
# 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: 16509
ASName: AMAZON-02
ASHandle: AS16509
RegDate: 2000-05-03
Updated: 2012-03-02
Ref: https://rdap.arin.net/registry/autnum/16509

OrgName: Amazon.com, Inc.
OrgId: AMAZON-4
Address: 1918 8th Ave
City: SEATTLE
StateProv: WA
PostalCode: 98101-1244
Country: US
RegDate: 1995-01-23
Updated: 2017-01-28
Ref: https://rdap.arin.net/registry/entity/AMAZON-4

OrgAbuseHandle: AEA8-ARIN
OrgAbuseName: Amazon EC2 Abuse
OrgAbusePhone: +1-206-266-4064
OrgAbuseEmail: abuse@amazonaws.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/AEA8-ARIN

OrgTechHandle: ANO24-ARIN
OrgTechName: Amazon EC2 Network Operations
OrgTechPhone: +1-206-266-4064
OrgTechEmail: amzn-noc-contact@amazon.com
OrgTechRef: https://rdap.arin.net/registry/entity/ANO24-ARIN

RTechHandle: AC6-ORG-ARIN
RTechName: Amazon-com Incorporated
RTechPhone: +1-206-266-2187
RTechEmail: ipmanagement@amazon.com
RTechRef: https://rdap.arin.net/registry/entity/AC6-ORG-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.
#

Iknow.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]
[Domain Name] IKNOW.JP

[登録者名] DMM.com Co.,Ltd.
[Registrant] DMM.com Co.,Ltd.

[Name Server] ns-380.awsdns-47.com
[Name Server] ns-1721.awsdns-23.co.uk
[Name Server] ns-1414.awsdns-48.org
[Name Server] ns-588.awsdns-09.net
[Signing Key]

[登録年月日] 2009/03/06
[有効期限] 2025/03/31
[状態] Active
[ロック状態] DomainTransferLocked
[ロック状態] AgentChangeLocked
[最終更新] 2024/04/01 01:05:04 (JST)

Contact Information: [公開連絡窓口]
[名前] iKnow systems
[Name] iKnow systems
[Email] domains@iknow.jp
[Web Page] http://iknow.jp
[郵便番号] 160-0023
[住所] 東京都新宿区西新宿3-9-3
[Postal Address] 3-9-3 Nishishinjuku, Shinjuku-ku, Tokyo
[電話番号] 03-3463-7266
[FAX番号] 03-5489-7015

DNS Records

DNS Lookup Tool

Host	A Record	TTL
iknow.jp	54.250.206.155	60
iknow.jp	52.196.58.246	60

Host	MX Record	Priority	TTL
iknow.jp	aspmx.l.google.com	10	1800
iknow.jp	alt1.aspmx.l.google.com	20	1800
iknow.jp	alt2.aspmx.l.google.com	20	1800
iknow.jp	aspmx2.googlemail.com	30	1800
iknow.jp	aspmx3.googlemail.com	30	1800
iknow.jp	aspmx4.googlemail.com	30	1800
iknow.jp	aspmx5.googlemail.com	30	1800

Host	NS Record	TTL
iknow.jp	ns-1414.awsdns-48.org	172800
iknow.jp	ns-1721.awsdns-23.co.uk	172800
iknow.jp	ns-380.awsdns-47.com	172800
iknow.jp	ns-588.awsdns-09.net	172800

Host	TXT Record	TTL
iknow.jp	google-site-verification=72yUASAWlF5-Z6zUz5RhNfvMBGw1iRu4iadPVs9h_Pc	60
iknow.jp	v=spf1 a mx include:sendgrid.net include:amazonses.com include:support.zendesk.com ~all	60

ns-380.awsdns-47.com
TTL: 900
Email address: awsdns-hostmaster.amazon.com
Serial: 1
Refresh: 7200
Retry: 900
Expire: 1209600
Minimum: 86400

Iknow.jp HTML Check

HTML Validation Tool

Errors

Bad start tag in “img” in “head”.

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

Stray end tag “noscript”.

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 “meta” element with an “http-equiv” attribute whose value is “X-UA-Compatible” must have a “content” attribute with the value “IE=edge”.

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

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

Stray end tag “head”.

Start tag “body” seen but an element of the same type was already open.

Cannot recover after last error. Any further errors will be ignored.

Iknow.jp Lighthouse Performance

Mobile Statistics

Performance 46%

Accessibility 89%

Best Practices 69%

Progressive Web App 46%

Seo 98%

Iknow.jp Desktop Performance

Last tested: 05/31/2017

Desktop Speed

74%

Enable compression

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

Optimize images

Leverage browser caching

Minify HTML

Desktop Resource Breakdown

Total Resources	49
Number of Hosts	16
Static Resources	31
JavaScript Resources	15
CSS Resources	2

Iknow.jp Mobile Insights

Last tested: 05/18/2017

Mobile Usability

98%

Size tap targets appropriately

Mobile Speed

62%

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

Enable compression

Leverage browser caching

Optimize images

Minify HTML

Minify JavaScript

Mobile Resource Breakdown

Total Resources	58
Number of Hosts	18
Static Resources	32
JavaScript Resources	19
CSS Resources	2

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Iknow.jp iKnow!で英語。ちょっとの努力で、大きな成果を。 - iKnow!

Iknow.jp Overview

Iknow.jp Rank Summary

Iknow.jp Website Safety

Iknow.jp Rank History

Iknow.jp Hosting Information

Iknow.jp Domain Registration and Settings

Iknow.jp HTML Check

Iknow.jp Lighthouse Performance

Iknow.jp Desktop Performance

Iknow.jp Mobile Insights

Iknow.jp Similar Audits

Iknow.jp Common Typos