Cu.ac.kr 대구가톨릭대학교

Cu.ac.kr Quick Summary

Status

Offline

Server IP address resolved: No

Http response code: None

Last Checked: 08/18/2025

Cu.ac.kr traffic estimate is about 479 unique visitors and 3,257 pageviews per day. The approximated value of cu.ac.kr is 58,400 USD. Every unique visitor makes about 6.8 pageviews on average.

Alexa Traffic Rank estimates that cu.ac.kr is ranked number 13,431 in the world, while most of its traffic comes from Korea, where it occupies as high as 4,272 place.

It’s good for cu.ac.kr that their hosting company CUTH-AS Catholic University of DAEGU, KR is located in Korea, as that provides the majority of their visitors to benefit from the faster page load time. See the list of other websites hosted by CUTH-AS Catholic University of DAEGU, KR.

Cu.ac.kr is registered under .KR top-level domain. Check other websites in .KR zone.

During the last check (July 06, 2024) cu.ac.kr has an expired wildcard SSL certificate issued by GlobalSign nv-sa (expired on March 08, 2025), please click the “Refresh” button for SSL Information at the Safety Information section. Check other websites using SSL certificates issued by GlobalSign nv-sa.

In accordance with Google Safe Browsing, Google Safe Search and Symantec cu.ac.kr is pretty a safe domain.

Relying on Google Mobile-Friendly test cu.ac.kr isn't optimized for mobile and tablet devices. Designing your websites to be mobile friendly ensures that your pages perform well on all devices, also website page loading time may be improved.

Cu.ac.kr General Information

Cu.ac.kr Audience Geography

Where are website visitors coming from?

Country	Visitors
Korea KR	99.3%
Other	0.6%

Country	Rank
Korea KR	4272

Cu.ac.kr Traffic Distribution

Where do visitors go on cu.ac.kr?

Subdomain	Pageviews
ibsi.cu.ac.kr	31.74%
cu.ac.kr	22.32%
red.cu.ac.kr	17.54%
other	28.38%

Subdomain	Views per User
ibsi.cu.ac.kr	5
red.cu.ac.kr	4
cu.ac.kr	2.2

Subdomain	Reach
cu.ac.kr	67.51%
ibsi.cu.ac.kr	40.1%
red.cu.ac.kr	28.22%

Cu.ac.kr Popularity

How popular is cu.ac.kr?

Period	Global Rank	Global Rank Delta
past 3 months	192116	2828
past month	186584	3803
past week	155939	12482
yesterday	104083	0

Days	Pageviews Rank	Pageviews Rank Delta	Pageviews per Million	Pageviews per Million Delta	Pageviews per User	Pageviews per User Delta
90	122153	3343	43	-1.29%	6.8	-1.59%
30	120342	-2437	44	5%	6.8	7%
7	103992	17414	55	-16.7%	6	-15.35%
1	51296	0	13	0%	10	0%

Days	Reach Rank	Reach Rank Delta	Reach per Million	Reach per Million Delta
90	242123	2776	23	0.3%
30	235393	8272	24	-1.89%
7	198317	10206	3	-1.52%
1	148265	0	5	0%

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

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Cu.ac.kr Safety Information

Rankchart Summary

Safe

Updated: 08/18/2025

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: 03/27/2025

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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: 11/23/2016

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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: 02/26/2021

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

Web of Trust

Not Checked

Updated: 08/18/2025

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

Cu.ac.kr SSL Information

Information about SSL/TLS certificates

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Domain	*.cu.ac.kr
Issuer Organization	GlobalSign nv-sa
Issuer	GlobalSign GCC R6 AlphaSSL CA 2023
Algorithm	RSA-SHA256
Valid form	02/05/2024
Expiration	03/08/2025
Signed	Certificate is not self signed
Additional Domains	*.cu.ac.kr cu.ac.kr

SSL Checker

Cu.ac.kr Server Information

Cu.ac.kr Server Location

Where website hosting server is located?

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Cu.ac.kr ASN Information

Information about IP address owner

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ASN ID: 9868

ASN Title: CUTH-AS Catholic University of DAEGU, KR

Updated: 07/13/2025

Raw ASN data:

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

% Information related to 'AS9216 - AS10239'

as-block: AS9216 - AS10239
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: 2009-05-19T07:00:23Z
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 'AS9840 - AS9871'

as-block: AS9840 - AS9871
descr: KRNIC-ASBLOCK-AP
descr: KRNIC
descr: Korea Network Information Center
country: KR
admin-c: HM127-AP
tech-c: HM127-AP
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can also be
remarks: queried at whois.nic.or.kr
mnt-by: APNIC-HM
mnt-lower: MNT-KRNIC-AP
last-modified: 2017-06-15T04:25:41Z
source: APNIC

person: Host Master
address: 135 Jungdae-ro Songpa-gu Seoul
country: KR
phone: +82-2-405-5118
e-mail: hostmaster@nic.or.kr
nic-hdl: HM127-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2016-03-15T04:20:59Z
source: APNIC

% Information related to 'AS9868'

% Abuse contact for 'AS9868' is 'hostmaster@nic.or.kr'

aut-num: AS9868
as-name: CUTH-AS
descr: Catholic University of DAEGU
country: KR
admin-c: AM1574-AP
tech-c: AM1574-AP
import: from AS1237
action pref=100;
accept ANY
import: from AS4766
action pref=10;
accept ANY
export: to AS1237
announce AS9868
export: to AS4766
announce AS9868
default: to AS4766
action pref=10;
networks ANY
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
last-modified: 2016-10-25T06:42:39Z
source: APNIC

irt: IRT-KRNIC-KR
address: Seocho-ro 398, Seocho-gu, Seoul, Korea
e-mail: hostmaster@nic.or.kr
abuse-mailbox: hostmaster@nic.or.kr
admin-c: IM574-AP
tech-c: IM574-AP
auth: # Filtered
mnt-by: MNT-KRNIC-AP
last-modified: 2017-10-19T07:36:36Z
source: APNIC

person: AS Manager
address: Gyeongsangbuk-do Gyeongsan-si Hayang-ro 13-13
country: KR
phone: +82-53-850-2625
e-mail: skyman20@cu.ac.kr
nic-hdl: AM1574-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2017-11-23T05:54:25Z
source: APNIC

% Information related to 'AS9868'

aut-num: AS9868
as-name: CUTH-AS-KR
descr: Catholic University of DAEGU
country: KR
import: from AS4766 action pref=10 accept ANY
import: from AS1237 action pref=100 accept ANY
export: to AS4766 announce AS9868
export: to AS1237 announce AS9868
admin-c: GN216-KR
tech-c: SK216-KR
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
changed: hostmaster@nic.or.kr
source: KRNIC

person: AS Manager
address: Gyeongsangbuk-do Gyeongsan-si Hayang-ro 13-13
address: Information Technology Center 102
country: KR
phone: +82-53-850-2625
e-mail: skyman20@cu.ac.kr
nic-hdl: GN216-KR
mnt-by: MNT-KRNIC-AP
changed: hostmaster@nic.or.kr
source: KRNIC

person: AS Manager
address: Gyeongsangbuk-do Gyeongsan-si Hayang-ro 13-13
address: Information Technology Center 102
country: KR
phone: +82-53-850-2625
e-mail: skyman20@cu.ac.kr
nic-hdl: SK216-KR
mnt-by: MNT-KRNIC-AP
changed: hostmaster@nic.or.kr
source: KRNIC

% Information related to 'AS9216 - AS10239'

as-block: AS9216 - AS10239
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: 2009-05-19T07:00:23Z
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-US3)

Geolocation

ASN Lookup

Cu.ac.kr Domain Name Information

Cu.ac.kr DNS Information

Domain name service records

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Host	A Record	TTL
cu.ac.kr	203.250.62.200	3581

Host	MX Record	TTL
cu.ac.kr	mtestmail.cu.ac.kr	3600
cu.ac.kr	mail.cu.ac.kr	3600
cu.ac.kr	testmail.cu.ac.kr	3600

Host	NS Record	TTL
cu.ac.kr	ns.cu.ac.kr
cu.ac.kr	ns2.cu.ac.kr

Host	TXT Record	TTL
cu.ac.kr	v=spf1 ip4:203.250.62.124 ip4:203.250.62.126 ip4:203.250.57.21 ip4:203.250.62.84 ip4:203.250.57.23 ip4:203.250.56.28 ip4:203.250.62.129 ip4:203.250.57.61 ~all include:_spf.google.com ~all	3600

Cu.ac.kr Whois Information

Information about registered users or assignees of an Internet resource

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Raw WHOIS data:

Whois

DNS Lookup

Cu.ac.kr HTML Validation

Cu.ac.kr W3C HTML Markup Validation

HTML markup errors and warnings

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Errors:

Malformed byte sequence: “b4”.

Malformed byte sequence: “b0”.

Malformed byte sequence: “a1”.

Malformed byte sequence: “c5”.

Malformed byte sequence: “eb”.

Malformed byte sequence: “c7”.

Malformed byte sequence: “b3”.

Malformed byte sequence: “b8”.

Malformed byte sequence: “f0”, “b9”.

Malformed byte sequence: “d9”.

Malformed byte sequence: “c0”.

Malformed byte sequence: “cf”.

Malformed byte sequence: “b1”.

Malformed byte sequence: “e2”, “b1”.

Malformed byte sequence: “bc”.

Malformed byte sequence: “ad”.

Malformed byte sequence: “c1”.

Malformed byte sequence: “a2”.

Malformed byte sequence: “c3”.

Malformed byte sequence: “a5”.

Malformed byte sequence: “c6”.

Malformed byte sequence: “e4”.

Malformed byte sequence: “cc”.

Malformed byte sequence: “f6”.

Malformed byte sequence: “b6”.

Malformed byte sequence: “e7”, “bf”.

Malformed byte sequence: “f2”.

Malformed byte sequence: “ae”.

Malformed byte sequence: “a4”.

Malformed byte sequence: “bd”.

Malformed byte sequence: “e9”.

Malformed byte sequence: “bb”.

Malformed byte sequence: “ec”, “b1”.

Malformed byte sequence: “e2”.

Malformed byte sequence: “a7”.

Malformed byte sequence: “d1”.

Malformed byte sequence: “ba”.

Malformed byte sequence: “af”.

Malformed byte sequence: “be”.

Malformed byte sequence: “f0”.

Malformed byte sequence: “d8”.

Quirky doctype. Expected “<!DOCTYPE html>”.

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

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

Malformed byte sequence: “f2”, “bb”.

Malformed byte sequence: “f3”, “bd”.

Malformed byte sequence: “d3”.

Malformed byte sequence: “b2”.

Malformed byte sequence: “b9”.

Warnings:

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

HTML Validator

Cu.ac.kr Desktop Performance

How Well Cu.ac.kr Performs On Desktops?

Website desktop performance and usability tips

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Speed

37%

Enable compression

Leverage browser caching

Optimize images

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

Minify JavaScript

Minify HTML

Minify CSS

Updated: 06/02/2017

Cu.ac.kr Mobile Performance

How Optimized Is Cu.ac.kr for Mobile Devices?

Tips on speeding up mobile site performance

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Usability

59%

Use legible font sizes

Size tap targets appropriately

Configure the viewport

Size content to viewport

Updated: 05/20/2017

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Estimated Nearest Competitors Of Cu.ac.kr

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Cu.ac.kr URL Typos

Most common user URL mistypes for cu.ac.kr

www.cu.com
www.cu.net
www.cu.org
www.cu.info
www.cu.biz
www.cu.us
www.cu.mobi
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www.xu.ac.kr
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www.du.ac.kr
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www.dcu.ac.kr
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www.vcu.ac.kr
www.c.ac.kr
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www.cj.ac.kr
www.cuj.ac.kr
www.cju.ac.kr
www.ci.ac.kr
www.cui.ac.kr
www.ciu.ac.kr

Total Resources	161
Number of Hosts	8
Static Resources	149
JavaScript Resources	7
CSS Resources	5

Text	3.7 MBytes
CSS	33.5 KBytes
Images	2.9 MBytes
HTML	103.2 KBytes
JavaScript	169.1 KBytes
Other	50.0 Bytes

Total Resources	155
Number of Hosts	8
Static Resources	146
JavaScript Resources	7
CSS Resources	5

Text	3.3 MBytes
CSS	33.5 KBytes
Images	3.0 MBytes
HTML	101.3 KBytes
JavaScript	169.1 KBytes
Other	50.0 Bytes