J-circ.or.jp 一般社団法人日本循環器学会

国民の健康にとって、心血管疾患はいまや悪性腫瘍と双璧をなす重要な克服課題です。２万名を超える会員を擁する日本循環器学会(JCS)は、循環器疾患の研究と診療の両面から、積極的に社会に貢献してまいります。BLS、ACLS講習会をはじめとする心肺蘇生法の普及、また禁煙推進活動など、社会的に関心の高いテーマ...

J-circ.or.jp Overview

When considering the JCS website, it is important to note that it is the official website for the Japanese Circulation Society, as indicated by the domain name j-circ.or.jp. The site's title highlights its purpose as the Japanese Circulation Society and its significance to the health of Japan's citizens, as it focuses on research and treatment of cardiovascular diseases, which fall under the category of serious health challenges that the country faces.

The site is hosted by IDC Yahoo Japan Corporation, JP hosting, indicating that it is based in Japan and not an international site. This local hosting may impact page speed, but with 852 unique users per day and 1874.4 pageviews, it has a sizeable audience. The SSL certification is provided by DigiCert Inc, ensuring a secure connection to the site.

One important factor to consider when evaluating the website is whether it is family-friendly. Based on the information provided, it is not entirely clear whether the site is appropriate for all ages. The lack of clear information about this aspect of the site makes it difficult to make an informed decision in this regard.

When looking at the site's PageSpeed Insights score, the speed score is 53, indicating that the site could benefit from optimization to improve performance. This low score could be due to a variety of factors, such as large image files, excessive JavaScript, or slow hosting.

Overall, the JCS website is a significant resource for those researching and treating cardiovascular diseases in Japan. The site could benefit from optimization to improve page speed, but it appears to be a reputable and trustworthy source of information.

J-circ.or.jp Rank Summary

Global Rank

360,908

Average Load Time

0.37sec

Links In Count

482

Website Value

$32,850

Audience Geography. Where are j-circ.or.jp visitors located?

Country	Visitors
Japan JP	95.3%
Other	4.8%

Country	Pageviews
Japan JP	97.2%
Other	2.8%

Country	Rank
Japan JP	25142

Where do visitors go on j-circ.or.jp?

Subdomain	Pageviews
j-circ.or.jp	100%

Subdomain	Pageviews per User
j-circ.or.jp	3

Subdomain	Reach
j-circ.or.jp	100%

How popular is j-circ.or.jp?

Period	Global Rank	Global Rank Delta
past 3 months	360908	32933
past month	277066	-198566
past week	162606	-183743
yesterday	65635	0

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	426636	-56566	8	20%	2.2	60%
30	300649	-249993	14	100%	3	20%
7	121337	-482199	45	700%	5	400%
1	94378	0	7	0%	2	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	357184	70247	14	-23.65%
30	288787	-189355	2	90%
7	199005	-75188	3	50%
1	63290	0	10	0%

J-circ.or.jp Website Safety

Overview

Last Updated: 11/11/2024

Overall result - j-circ.or.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

j-circ.or.jp is safe.

Norton ConnectSafe evaluates j-circ.or.jp for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 11/07/2016

j-circ.or.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

j-circ.or.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

j-circ.or.jp is safe.

McAfee assesses j-circ.or.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 j-circ.or.jp for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 11/11/2024

j-circ.or.jp child safety is unknown.

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

SSL Information

SSL Checker Tool

Domain	j-circ.or.jp
Issuer Organization	DigiCert Inc
Issuer	Encryption Everywhere DV TLS CA - G1
Algorithm	RSA-SHA256
Valid form	02/01/2022
Expiration	02/01/2023
Signed	Certificate is not self signed
Additional Domains	j-circ.or.jp

J-circ.or.jp Rank History

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

J-circ.or.jp Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 4694

ASN Title: IDC Yahoo Japan Corporation, JP

Last Update: 07/20/2024

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

% Information related to 'AS4608 - AS4864'

as-block: AS4608 - AS4864
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 'AS4672 - AS4735'

as-block: AS4672 - AS4735
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: 2017-06-12T03:54:29Z
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 'AS4694'

aut-num: AS4694
as-name: IDC
descr: Yahoo Japan Corporation
import:
export:
country: JP
admin-c: MH15688JP
tech-c: AN8394JP
tech-c: MT21278JP
last-modified: 2012-10-04T04:24:34Z
source: JPNIC

% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US4)

J-circ.or.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] J-CIRC.OR.JP
e. [そしきめい] しゃだんほうじんにほんじゅんかんきがっかい
f. [組織名] 社団法人日本循環器学会
g. [Organization] The Japanese Circulation Society
k. [組織種別] 社団法人
l. [Organization Type] Organization
m. [登録担当者] YY2071JP
n. [技術連絡担当者] YN152JP
p. [ネームサーバ] ns1.do-reg.jp
p. [ネームサーバ] ns2.do-reg.jp
s. [署名鍵]
[状態] Connected (2025/04/30)
[登録年月日] 2000/04/12
[接続年月日] 2000/05/22
[最終更新] 2024/05/01 01:01:47 (JST)

DNS Records

DNS Lookup Tool

Host	A Record	TTL
j-circ.or.jp	154.34.4.248	600

Host	MX Record	Priority	TTL
j-circ.or.jp	ALT2.ASPMX.L.GOOGLE.COM	5	600
j-circ.or.jp	ALT3.ASPMX.L.GOOGLE.COM	10	600
j-circ.or.jp	ALT4.ASPMX.L.GOOGLE.COM	10	600
j-circ.or.jp	ASPMX.L.GOOGLE.COM	1	600
j-circ.or.jp	ALT1.ASPMX.L.GOOGLE.COM	5	600

Host	NS Record	TTL
j-circ.or.jp	NS2.DO-REG.jp	600
j-circ.or.jp	NS1.DO-REG.jp	600

Host	TXT Record	TTL
j-circ.or.jp	v=spf1 ip4:202.217.73.22 ip4:202.217.73.23 ip4:115.177.234.109 ip4:154.34.4.248 ip4:210.134.58.36 ip4:202.222.34.2 include:_spf.google.com include:spf.curumeru.jp a:amazonses.com a:manuscriptcentral.com ~all	600
j-circ.or.jp	google-site-verification=NK6K76mjoROb3sramZ7G4lgFMhNcUnBCVrX9TLXjlUU	600

ns1.do-reg.jp
TTL: 600
Email address: webmaster.j-circ.or.jp
Serial: 20190719
Refresh: 3600
Retry: 1200
Expire: 1209600
Minimum: 900

J-circ.or.jp HTML Check

HTML Validation Tool

Errors

Malformed byte sequence: “8d”.

Malformed byte sequence: “91”.

Malformed byte sequence: “96”.

Malformed byte sequence: “af”.

Malformed byte sequence: “82”.

Malformed byte sequence: “92”.

Malformed byte sequence: “c1”.

Malformed byte sequence: “90”.

Malformed byte sequence: “8c”.

Malformed byte sequence: “8a”.

Malformed byte sequence: “be”.

Malformed byte sequence: “b3”.

Malformed byte sequence: “a2”.

Malformed byte sequence: “ab”.

Malformed byte sequence: “8e”.

Malformed byte sequence: “ee”.

Malformed byte sequence: “e0”.

Malformed byte sequence: “f8”.

Malformed byte sequence: “f0”.

Malformed byte sequence: “b7”.

Malformed byte sequence: “8f”.

Malformed byte sequence: “97”.

Malformed byte sequence: “95”.

Malformed byte sequence: “9e”.

Malformed byte sequence: “89”.

Malformed byte sequence: “e8”, “82”.

Malformed byte sequence: “81”.

Malformed byte sequence: “9c”.

Malformed byte sequence: “bc”.

Malformed byte sequence: “a6”.

Malformed byte sequence: “e9”, “89”.

Malformed byte sequence: “ef”, “88”.

Malformed byte sequence: “f5”.

Malformed byte sequence: “f0”, “97”.

Malformed byte sequence: “e9”, “93”.

Malformed byte sequence: “fa”.

Malformed byte sequence: “ed”, “8a”.

Malformed byte sequence: “ef”.

Malformed byte sequence: “a4”.

Malformed byte sequence: “8b”.

Malformed byte sequence: “86”.

Malformed byte sequence: “a9”.

Malformed byte sequence: “e7”, “81”.

Malformed byte sequence: “ef”, “82”.

Malformed byte sequence: “a3”.

Malformed byte sequence: “b5”.

Malformed byte sequence: “b6”.

Malformed byte sequence: “e9”, “90”.

Malformed byte sequence: “94”.

Malformed byte sequence: “bd”.

Malformed byte sequence: “84”.

Malformed byte sequence: “88”.

Malformed byte sequence: “93”.

Malformed byte sequence: “ae”.

Malformed byte sequence: “ef”, “93”.

Malformed byte sequence: “83”.

Malformed byte sequence: “e6”, “82”.

Malformed byte sequence: “e8”, “91”.

Malformed byte sequence: “f1”, “82”.

Malformed byte sequence: “bf”.

Malformed byte sequence: “e3”, “82”.

Malformed byte sequence: “f1”.

Malformed byte sequence: “ed”.

Malformed byte sequence: “9f”.

Malformed byte sequence: “d8”.

Malformed byte sequence: “ed”, “90”.

Malformed byte sequence: “ea”, “96”.

Malformed byte sequence: “e5”, “88”.

Malformed byte sequence: “e3”.

Malformed byte sequence: “dd”.

Malformed byte sequence: “e2”, “93”.

Malformed byte sequence: “a1”.

Malformed byte sequence: “fc”.

Malformed byte sequence: “e8”.

Malformed byte sequence: “e3”, “97”.

Malformed byte sequence: “c3”.

Malformed byte sequence: “b0”.

Malformed byte sequence: “b1”.

Malformed byte sequence: “ed”, “95”.

Malformed byte sequence: “e9”, “83”.

Malformed byte sequence: “b2”.

Malformed byte sequence: “e7”, “83”.

Malformed byte sequence: “f6”.

Malformed byte sequence: “c0”.

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

Internal encoding declaration “shift_jis” disagrees with the actual encoding of the document (“utf-8”).

Bad value “content-style-type” for attribute “http-equiv” on element “meta”.

Forbidden code point U+008a.

Forbidden code point U+0082.

Malformed byte sequence: “b8”.

Malformed byte sequence: “ea”, “94”.

Malformed byte sequence: “ef”, “8a”.

Malformed byte sequence: “c4”.

Malformed byte sequence: “ef”, “81”.

Malformed byte sequence: “fb”.

Malformed byte sequence: “a7”.

Malformed byte sequence: “a8”.

Malformed byte sequence: “e1”, “8a”.

No “li” element in scope but a “li” end tag seen.

Malformed byte sequence: “ea”, “8f”.

Malformed byte sequence: “ed”, “97”.

Malformed byte sequence: “87”.

Malformed byte sequence: “d6”.

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

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

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

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

Duplicate ID “bnArea”.

Malformed byte sequence: “e7”, “82”.

Malformed byte sequence: “ac”.

Malformed byte sequence: “e5”, “8d”.

Malformed byte sequence: “e3”, “96”.

Malformed byte sequence: “e6”.

Malformed byte sequence: “f1”, “93”.

Malformed byte sequence: “ee”, “91”.

Malformed byte sequence: “80”.

Malformed byte sequence: “e9”, “8a”.

Malformed byte sequence: “98”.

Malformed byte sequence: “e5”, “8f”.

Malformed byte sequence: “aa”.

Malformed byte sequence: “e7”, “8e”.

Malformed byte sequence: “bb”.

Malformed byte sequence: “ad”.

Malformed byte sequence: “ef”, “90”.

Malformed byte sequence: “e9”.

Malformed byte sequence: “e8”, “8b”.

Malformed byte sequence: “f4”, “8a”.

Malformed byte sequence: “ee”, “96”.

Malformed byte sequence: “9d”.

Malformed byte sequence: “cd”.

Malformed byte sequence: “e3”, “95”.

Malformed byte sequence: “a5”.

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

The “color” attribute on the “hr” element is obsolete. Use CSS instead.

Malformed byte sequence: “ce”.

Malformed byte sequence: “a0”.

Malformed byte sequence: “e7”.

Malformed byte sequence: “e8”, “88”.

Malformed byte sequence: “e8”, “8c”.

Malformed byte sequence: “eb”, “82”.

Warnings

The value of attribute “content” on element “meta” from namespace “http://www.w3.org/1999/xhtml” is not in Unicode Normalization Form C.

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

The “border” attribute is obsolete. Consider specifying “img { border: 0; }” in CSS instead.

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

The first occurrence of ID “bnArea” was here.

Document uses the Unicode Private Use Area(s), which should not be used in publicly exchanged documents. (Charmod C073)

NON-DOCUMENT-ERROR

Too many messages.

J-circ.or.jp Desktop Performance

Last tested: 11/15/2018

Desktop Speed

65%

Leverage browser caching

Optimize images

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

Enable compression

Minify CSS

Minify HTML

Minify JavaScript

Desktop Resource Breakdown

Total Resources	74
Number of Hosts	4
Static Resources	70
JavaScript Resources	7
CSS Resources	2

J-circ.or.jp Mobile Insights

Last tested: 11/15/2018

Mobile Usability

60%

Use legible font sizes

Size tap targets appropriately

Configure the viewport

Mobile Speed

53%

Leverage browser caching

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

Optimize images

Enable compression

Minify CSS

Minify HTML

Minify JavaScript

Mobile Resource Breakdown

Total Resources	74
Number of Hosts	4
Static Resources	70
JavaScript Resources	7
CSS Resources	2

J-circ.or.jp Common Typos

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J-circ.or.jp 一般社団法人 日本循環器学会

J-circ.or.jp Overview

J-circ.or.jp Rank Summary

J-circ.or.jp Website Safety

J-circ.or.jp Rank History

J-circ.or.jp Hosting Information

J-circ.or.jp Domain Registration and Settings

J-circ.or.jp HTML Check

J-circ.or.jp Desktop Performance

J-circ.or.jp Mobile Insights

J-circ.or.jp Similar Audits

J-circ.or.jp Common Typos

J-circ.or.jp 一般社団法人日本循環器学会