Reve21.co.jp 【公式】発毛専門リーブ21

薄毛や抜け毛にお悩みなら、発毛専門のリーブ21へ。一人ひとりの薄毛・脱毛原因を正確に突き止め、その原因を解消する独自の発毛システムを提供しています。頭皮・身体・こころのトータルケアでお客様の発毛をサポートします。

Reve21.co.jp Quick Summary

Status

Online

Server IP address resolved: Yes

Http response code: 200

Response time: 1.69 sec.

Last Checked: 08/23/2025

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Reve21.co.jp traffic estimate is about 434 unique visitors and 868 pageviews per day. The approximated value of reve21.co.jp is 8,760 USD. Every unique visitor makes about 2 pageviews on average.

Alexa Traffic Rank estimates that reve21.co.jp is ranked number 25,953 in the world.

Reve21.co.jp server is located in Japan, but, unfortunately, we cannot identify the countries where the visitors come from and thus it’s impossible to define if the distance can potentially affect the page load time. See the list of other websites hosted by SAKURA-A SAKURA Internet Inc., JP.

Reve21.co.jp is registered under .JP top-level domain. Check other websites in .JP zone.

During the last check (July 03, 2022) reve21.co.jp has an expired SSL certificate issued by DigiCert Inc (expired on July 11, 2022), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by DigiCert Inc.

In accordance with Web of Trust reve21.co.jp is a suspicious domain.

Relying on Google Mobile-Friendly test reve21.co.jp is well optimized for mobile and tablet devices, however website page loading time may be improved.

Reve21.co.jp General Information

Reve21.co.jp Audience Geography

Where are website visitors coming from?

Country	Visitors

Reve21.co.jp Traffic Distribution

Where do visitors go on reve21.co.jp?

Subdomain	Pageviews

Reve21.co.jp Popularity

How popular is reve21.co.jp?

Period	Global Rank	Global Rank Delta
past 3 months	781253	-181240
past month	626003	-55736
past week	272378	0

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	933266	13642	3	-1.6%	2	-34.54%
30	656129	-330886	5	80%	3	100%
7	279325	0	2	0%	3	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	759631	-282104	5	50%
30	658491	65455	7	-9.091%
7	302541	0	2	0%

Press rescan to collect fresh statistics for this website...

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Reve21.co.jp Safety Information

Rankchart Summary

Safe

Updated: 08/23/2025

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

Safe

Updated: 03/24/2025

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Norton ConnectSafe evaluates websites for any unsafe and inapropriate content. The results are important for families with young children.

Google Safe Search

Safe

Updated: 11/03/2016

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SafeSearch works as a parental control tool to filter out any content that might be inappropriate for your children.

Google Safe Browsing

Safe

Malware not found

Phishing not detected

Unwanted software not found

Harmfull applications not found

Updated: 01/09/2019

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Google Safe Browsing notifies when websites are compromised by malicious actors. These protections work across Google products and provide a safer online experience.

McAfee® WebAdvisor

Safe

Updated: 02/24/2021

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McAfee assesses reve21.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 reve21.co.jp for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Child safety is uncertain

Updated: 01/10/2019

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The WOT calculates reputation of the reve21.co.jp. This reputation system receives ratings from users and information from third-party sources, assesses the reve21.co.jp for safety features and confirms, whether reve21.co.jp is suitable for children.

Reve21.co.jp SSL Information

Information about SSL/TLS certificates

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Domain	www.reve21.co.jp
Issuer Organization	DigiCert Inc
Issuer	DigiCert TLS RSA SHA256 2020 CA1
Algorithm	RSA-SHA256
Valid form	06/10/2021
Expiration	07/11/2022
Signed	Certificate is not self signed
Additional Domains	www.reve21.co.jp reve21.co.jp

SSL Checker

Reve21.co.jp Server Information

Reve21.co.jp Server Location

Where website hosting server is located?

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Reve21.co.jp ASN Information

Information about IP address owner

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ASN ID: 7684

ASN Title: SAKURA-A SAKURA Internet Inc., JP

Updated: 04/14/2025

Raw ASN data:

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

% Information related to 'AS7467 - AS7722'

as-block: AS7467 - AS7722
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: 2008-09-04T06:40:26Z
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 'AS7660 - AS7691'

as-block: AS7660 - AS7691
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 'AS7684'

aut-num: AS7684
as-name: SAKURA-A
descr: SAKURA Internet Inc.
import: from AS2497 100 accept ANY
import: from AS4703 110 accept ANY
import: from AS7514 110 accept ANY
import: from AS7501 110 accept ANY
export: to AS2497 announce AS7684
export: to AS4703 announce AS7684
export: to AS7514 announce AS7684
export: to AS7501 announce AS7684
country: JP
admin-c: KT749JP
tech-c: KT749JP
tech-c: KW419JP
last-modified: 2007-05-23T21:17:06Z
source: JPNIC

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

Geolocation

ASN Lookup

Reve21.co.jp Domain Name Information

Reve21.co.jp DNS Information

Domain name service records

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Host	A Record	TTL
reve21.co.jp	133.242.29.62	300

Host	MX Record	Priority	TTL
reve21.co.jp	aspmx.l.google.com	1	300
reve21.co.jp	aspmx2.googlemail.com	10	300
reve21.co.jp	aspmx3.googlemail.com	10	300
reve21.co.jp	alt1.aspmx.l.google.com	5	300
reve21.co.jp	alt2.aspmx.l.google.com	5	300

Host	NS Record	TTL
reve21.co.jp	ns-1494.awsdns-58.org	172800
reve21.co.jp	ns-183.awsdns-22.com	172800
reve21.co.jp	ns-1860.awsdns-40.co.uk	172800
reve21.co.jp	ns-569.awsdns-07.net	172800
reve21.co.jp	ns4.x-trans.jp	172800

Host	TXT Record	TTL
reve21.co.jp	facebook-domain-verification=cdca8k9rgtpn8ufo7s1c7w9s2zyaaq	300
reve21.co.jp	google-site-verification=gZ1XTkrhggTZgKluaQJ0Jug-CkBIR_oFrirnGj5dYgc	300
reve21.co.jp	v=spf1 include:_spf1.reve21.co.jp include:_spf2.reve21.co.jp include:_spf3.reve21.co.jp include:_spf.google.com include:_spf.activegate-ss.jp include:spf.w2solution.com ~all	300

Reve21.co.jp Whois Information

Information about registered users or assignees of an Internet resource

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Raw WHOIS data:

Whois

DNS Lookup

Reve21.co.jp HTML Validation

Reve21.co.jp W3C HTML Markup Validation

HTML markup errors and warnings

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Errors:

Bad value “43px” for attribute “height” on element “img”: Expected a digit but saw “p” instead.

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

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

The “width” attribute on the “td” 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.

Element “p” not allowed as child of element “h2” in this context. (Suppressing further errors from this subtree.)

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

Duplicate ID “frame”.

Duplicate ID “portrait”.

Duplicate ID “profile”.

Duplicate ID “top_result_name”.

Duplicate ID “top_result_age”.

Duplicate ID “top_result_condition”.

Duplicate ID “top_result_img”.

Bad value “97%” for attribute “width” on element “img”: Expected a digit but saw “%” instead.

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

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

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

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

Stray end tag “div”.

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

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

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

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

Warnings:

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

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

The first occurrence of ID “frame” was here.

The first occurrence of ID “portrait” was here.

The first occurrence of ID “profile” was here.

The first occurrence of ID “top_result_name” was here.

The first occurrence of ID “top_result_age” was here.

The first occurrence of ID “top_result_condition” was here.

The first occurrence of ID “top_result_img” was here.

HTML Validator

Reve21.co.jp Desktop Performance

How Well Reve21.co.jp Performs On Desktops?

Website desktop performance and usability tips

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Speed

44%

Leverage browser caching

Enable compression

Optimize images

Minify JavaScript

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

Minify HTML

Minify CSS

Updated: 10/09/2016

Reve21.co.jp Mobile Performance

How Optimized Is Reve21.co.jp for Mobile Devices?

Tips on speeding up mobile site performance

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Usability

99%

Size tap targets appropriately

Updated: 12/14/2019

Reve21.co.jp URL Typos

Most common user URL mistypes for reve21.co.jp

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www.revre21.co.jp
www.reve1.co.jp
www.reve2.co.jp

Total Resources	222
Number of Hosts	56
Static Resources	121
JavaScript Resources	62
CSS Resources	7

Text	2.3 KBytes
CSS	95.0 KBytes
Images	1.2 MBytes
HTML	63.7 KBytes
JavaScript	1.1 MBytes
Other	29.6 KBytes

Total Resources	240
Number of Hosts	57
Static Resources	107
JavaScript Resources	63
CSS Resources	7

Text	1.9 MBytes
CSS	353.4 KBytes
Images	2.9 MBytes
HTML	47.7 KBytes
JavaScript	4.0 MBytes
Other	19.5 KBytes

Reve21.co.jp 【公式】発毛専門 リーブ21

Reve21.co.jp Quick Summary

Reve21.co.jp General Information

Reve21.co.jp Audience Geography

Reve21.co.jp Traffic Distribution

Reve21.co.jp Popularity

Reve21.co.jp Safety Information

Reve21.co.jp SSL Information

Reve21.co.jp Server Information

Reve21.co.jp Server Location

Reve21.co.jp ASN Information

Reve21.co.jp Domain Name Information

Reve21.co.jp DNS Information

Reve21.co.jp Whois Information

Reve21.co.jp HTML Validation

Reve21.co.jp W3C HTML Markup Validation

Reve21.co.jp Desktop Performance

How Well Reve21.co.jp Performs On Desktops?

Reve21.co.jp Mobile Performance

How Optimized Is Reve21.co.jp for Mobile Devices?

Reve21.co.jp URL Typos

Most common user URL mistypes for reve21.co.jp

Reve21.co.jp 【公式】発毛専門リーブ21