Classu.co.kr ranking shows that the page is at position 3,460 over the world.
In terms of rank-to-traffic ratio, classu.co.kr has 1,594 unique users per day, viewing 3,220 pages. The rank based value of classu.co.kr is 2,333 USD. Every user makes 2.16 pageviews on average.
Classu.co.kr boasts a link base consisting of 254 referring domains and 306 external backlinks, as revealed by the data obtained from web network scanning.
Classu.co.kr top-level domain belongs to .KR domain zone. Check other webpages in .KR zone.
According the last verification test in August 04, 2024, classu.co.kr has an expired SSL certificate issued by Amazon (expired on May 03, 2025). Click button “Update” SSL Information at the Safety Information section. Check the list of websites using SSL by Amazon.
Based on data from Google Safe Browsing and Symantec classu.co.kr is a fairly safe domain.
According the Mobile-Friendly test by Google classu.co.kr is nice optimized for mobile devices and tablets.
Domain | classu.co.kr |
Issuer Organization | Amazon |
Issuer | Amazon RSA 2048 M02 |
Algorithm | RSA-SHA256 |
Valid form | 04/03/2024 |
Expiration | 05/03/2025 |
Signed | Certificate is not self signed |
Additional Domains |
classu.co.kr |
Alexa Rank shows how popular classu.co.kr is in comparison with other sites. The most popular site has Alexa Rank equals 1. If classu.co.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 classu.co.kr and pageviews on classu.co.kr over the past 3 months.
ASN ID: 16509
ASN Title: AMAZON-02 - Amazon.com, Inc., USLast Update: 12/22/2024
#
# 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.
#
query : classu.co.kr
# KOREAN(UTF8)
도메인이름 : classu.co.kr
등록인 : 신민수
등록인 주소 : 서울특별시 마포구 양화로 92 4층 모두의클래스
등록인 우편번호 : 04043
책임자 : 신민수
책임자 전자우편 : mms@classtok.net
책임자 전화번호 : 82-70-7605-9636
등록일 : 2021. 04. 22.
최근 정보 변경일 : 2022. 01. 28.
사용 종료일 : 2028. 04. 22.
정보공개여부 : Y
등록대행자 : 메가존(주)(http://HOSTING.KR)
DNSSEC : 미서명
등록정보 보호 : clientTransferProhibited
1차 네임서버 정보
호스트이름 : ns-1162.awsdns-17.org
2차 네임서버 정보
호스트이름 : ns-1649.awsdns-14.co.uk
호스트이름 : ns-615.awsdns-12.net
호스트이름 : ns-427.awsdns-53.com
네임서버 이름이 .kr이 아닌 경우는 IP주소가 보이지 않습니다.
# ENGLISH
Domain Name : classu.co.kr
Registrant : shinminsoo
Registrant Address : 4th floor 92, Yanghwa-ro,, Mapo-gu Seoul
Registrant Zip Code : 04043
Administrative Contact(AC) : shinminsoo
AC E-Mail : mms@classtok.net
AC Phone Number : 82-70-7605-9636
Registered Date : 2021. 04. 22.
Last Updated Date : 2022. 01. 28.
Expiration Date : 2028. 04. 22.
Publishes : Y
Authorized Agency : Megazone(http://HOSTING.KR)
DNSSEC : unsigned
Domain Status : clientTransferProhibited
Primary Name Server
Host Name : ns-1162.awsdns-17.org
Secondary Name Server
Host Name : ns-1649.awsdns-14.co.uk
Host Name : ns-615.awsdns-12.net
Host Name : ns-427.awsdns-53.com
- KISA/KRNIC WHOIS Service -
Host | A Record | TTL |
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Host | MX Record | Priority | TTL |
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Host | NS Record | TTL |
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Host | TXT Record | TTL |
---|
Last tested: 03/15/2016
Total Resources | 15 |
Number of Hosts | 2 |
Static Resources | 11 |
JavaScript Resources | 3 |
CSS Resources | 1 |
Last tested: 03/15/2016
Total Resources | 15 |
Number of Hosts | 2 |
Static Resources | 11 |
JavaScript Resources | 3 |
CSS Resources | 1 |