Cha.ac.kr 차의과학대학교

Cha.ac.kr Overview

Cha.ac.kr ranking shows that the page is at position 735,930 over the world.

In terms of rank-to-traffic ratio, cha.ac.kr has 493 unique users per day, viewing 984 pages. The rank based value of cha.ac.kr is 9,461 USD. Every user makes 2.16 pageviews on average.

Cha.ac.kr boasts a link base consisting of 221 referring domains and 252 external backlinks, as revealed by the data obtained from web network scanning.

Cha.ac.kr top-level domain belongs to .KR domain zone. Check other webpages in .KR zone.

According the last verification test in August 23, 2024, cha.ac.kr has an expired wildcard SSL certificate issued by DigiCert Inc (expired on October 31, 2024). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by DigiCert Inc.

Based on data from Google Safe Browsing, Google Safe Search and Symantec cha.ac.kr is a fairly safe domain.

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

Cha.ac.kr Rank Summary

Global Rank

735,930

Average Load Time

0.00sec

Links In Count

138

Website Value

$8,760

Audience Geography. Where are cha.ac.kr visitors located?

Country	Visitors

Country	Pageviews

Country	Rank

Where do visitors go on cha.ac.kr?

Subdomain	Pageviews

Subdomain	Pageviews per User

Subdomain	Reach

How popular is cha.ac.kr?

Period	Global Rank	Global Rank Delta
past 3 months	735930	172338
past month	1059742	0
past week	368544	0

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	922922	490800	3	-67.517%	2	-64.562%
30	955466	0	3	0%	3	0%
7	356829	0	1	0%	3	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	693791	19310	6	-8.475%
30	1173275	0	4	0%
7	396499	0	2	0%

Cha.ac.kr Website Safety

Overview

Last Updated: 11/27/2024

Overall result - cha.ac.kr 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: 03/22/2024

cha.ac.kr is safe.

Norton ConnectSafe evaluates cha.ac.kr for any unsafe and insecure content. The results are critical for families with young children.

Google Safe Search

Last Updated: 10/23/2016

cha.ac.kr 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

cha.ac.kr 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: 02/23/2021

cha.ac.kr is safe.

McAfee assesses cha.ac.kr 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 cha.ac.kr for mature or inappropriate content, only security checks are evaluated.

Web of Trust

Last Updated: 11/27/2024

cha.ac.kr child safety is unknown.

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

SSL Information

SSL Checker Tool

Domain	*.cha.ac.kr
Issuer Organization	DigiCert Inc
Issuer	RapidSSL TLS RSA CA G1
Algorithm	RSA-SHA256
Valid form	10/05/2023
Expiration	10/31/2024
Signed	Certificate is not self signed
Additional Domains	*.cha.ac.kr cha.ac.kr

Cha.ac.kr Rank History

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

Cha.ac.kr Hosting Information

Server Location

Geolocation Tool

ASN Information

ASN Lookup Tool

ASN ID: 135354

ASN Title: NAVER BUSINESS PLATFORM ASIA PACIFIC PTE. LTD.

Last Update: 03/06/2024

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

% Information related to 'AS134557 - AS135580'

as-block: AS134557 - AS135580
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: 2014-09-03T01:31:50Z
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 'AS135354'

% Abuse contact for 'AS135354' is 'gnoc@navercorp.com'

aut-num: AS135354
as-name: NBPAP-AS-AP
descr: NAVER BUSINESS PLATFORM ASIA PACIFIC PTE. LTD.
country: SG
org: ORG-NBPA1-AP
admin-c: NBPA1-AP
tech-c: NBPA1-AP
mnt-by: MAINT-NBPAP-SG
mnt-irt: IRT-NBPAP-SG
mnt-routes: MAINT-NBPAP-SG
last-modified: 2017-10-16T00:23:17Z
source: APNIC

irt: IRT-NBPAP-SG
address: JTC Summit 8 Jurong Town Hall Road #24-05, Singapore 609434, Singapore Singapore 609434
e-mail: gnoc@navercorp.com
abuse-mailbox: gnoc@navercorp.com
admin-c: NBPA1-AP
tech-c: NBPA1-AP
auth: # Filtered
mnt-by: MAINT-NBPAP-SG
last-modified: 2016-04-15T02:34:48Z
source: APNIC

organisation: ORG-NBPA1-AP
org-name: NAVER BUSINESS PLATFORM ASIA PACIFIC PTE. LTD.
country: SG
address: JTC Summit 8 Jurong Town Hall Road # 24-05
address: Singapore 609434
phone: +65-6818-0847
e-mail: gnoc@navercorp.com
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2017-10-11T01:29:41Z
source: APNIC

role: NAVER BUSINESS PLATFORM ASIA PACIFIC PTE LTD adm
address: JTC Summit 8 Jurong Town Hall Road #24-05, Singapore 609434, Singapore Singapore 609434
country: SG
phone: +65-6818-0847
fax-no: +65-6818-0847
e-mail: gnoc@navercorp.com
admin-c: NBPA1-AP
tech-c: NBPA1-AP
nic-hdl: NBPA1-AP
mnt-by: MAINT-NBPAP-SG
last-modified: 2016-04-15T02:34:46Z
source: APNIC

% Information related to 'AS134557 - AS135580'

as-block: AS134557 - AS135580
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: 2014-09-03T01:31:50Z
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: IDNIC

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

Cha.ac.kr Domain Registration and Settings

WHOIS

WHOIS Lookup Tool

query : cha.ac.kr

# KOREAN(UTF8)

도메인이름 : cha.ac.kr
등록인 : (주)차케어스
책임자 : 이승호
책임자 전자우편 : nninkm@chamc.co.kr
등록일 : 1999. 06. 26.
최근 정보 변경일 : 2016. 06. 22.
사용 종료일 : 2030. 10. 15.
정보공개여부 : N
등록대행자 : (주)아이네임즈(http://www.inames.co.kr)
DNSSEC : 미서명

1차 네임서버 정보
호스트이름 : ns1.kidc.net

2차 네임서버 정보
호스트이름 : ns2.lgdacom.net

네임서버 이름이 .kr이 아닌 경우는 IP주소가 보이지 않습니다.

# ENGLISH

Domain Name : cha.ac.kr
Registrant : chacares
Administrative Contact(AC) : lee seungho
AC E-Mail : nninkm@chamc.co.kr
Registered Date : 1999. 06. 26.
Last Updated Date : 2016. 06. 22.
Expiration Date : 2030. 10. 15.
Publishes : N
Authorized Agency : Inames Co., Ltd.(http://www.inames.co.kr)
DNSSEC : unsigned

Primary Name Server
Host Name : ns1.kidc.net

Secondary Name Server
Host Name : ns2.lgdacom.net

- KISA/KRNIC WHOIS Service -

DNS Records

DNS Lookup Tool

Host	A Record	TTL

Host	MX Record	Priority	TTL

Host	NS Record	TTL

Host	TXT Record	TTL

Cha.ac.kr HTML Check

HTML Validation Tool

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.

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

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

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

Errors

Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.

End tag “br”.

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

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

Attribute “counter-responsv-wrap-4605” not allowed on element “div” at this point.

Attribute “counter-responsv-wrap-3330” not allowed on element “div” at this point.

Attribute “counter-responsv-wrap-3390” not allowed on element “div” at this point.

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

Attribute “counter-responsv-wrap-9362” not allowed on element “div” at this point.

Attribute “counter-responsv-wrap-8478” not allowed on element “div” at this point.

Attribute “counter-responsv-wrap-1249” not allowed on element “div” at this point.

Attribute “counter-responsv-wrap-1140” not allowed on element “div” at this point.

Attribute “counter-responsv-wrap-3827” not allowed on element “div” at this point.

Attribute “counter-responsv-wrap-3445” not allowed on element “div” at this point.

The “font” element is obsolete. Use CSS instead.

No space between attributes.

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

Cha.ac.kr Desktop Performance

Last tested: 05/09/2017

Desktop Speed

26%

Optimize images

Leverage browser caching

Enable compression

Minify CSS

Minify HTML

Desktop Resource Breakdown

Total Resources	118
Number of Hosts	3
Static Resources	115
JavaScript Resources	3
CSS Resources	41

Cha.ac.kr Mobile Insights

Last tested: 05/25/2017

Mobile Usability

66%

Use legible font sizes

Configure the viewport

Size tap targets appropriately

Mobile Speed

23%

Optimize images

Leverage browser caching

Enable compression

Minify CSS

Minify HTML

Mobile Resource Breakdown

Total Resources	118
Number of Hosts	3
Static Resources	115
JavaScript Resources	3
CSS Resources	41

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Cha.ac.kr 차의과학대학교

Cha.ac.kr Overview

Cha.ac.kr Rank Summary

Cha.ac.kr Website Safety

Cha.ac.kr Rank History

Cha.ac.kr Hosting Information

Cha.ac.kr Domain Registration and Settings

Cha.ac.kr HTML Check

Cha.ac.kr Desktop Performance

Cha.ac.kr Mobile Insights

Cha.ac.kr Similar Audits

Cha.ac.kr Common Typos