Duo.co.kr ranking shows that the page is at position 197,461 over the world, while the bulk of its audience is from Korea, where it ranks 3,860.
It is beneficial to duo.co.kr that their hosting company SEJONGTELECOM-AS-KR Sejong Telecom, KR servers are located in Korea, as that reduces page load time for the majority of their users. See the list of other webpages hosted on SEJONGTELECOM-AS-KR Sejong Telecom, KR servers.
In terms of rank-to-traffic ratio, duo.co.kr has 1,167 unique users per day, viewing 3,616 pages. The rank based value of duo.co.kr is 63,135 USD. Every user makes 3.35 pageviews on average.
Duo.co.kr boasts a link base consisting of 246 referring domains and 274 external backlinks, as revealed by the data obtained from web network scanning.
Duo.co.kr top-level domain belongs to .KR domain zone. Check other webpages in .KR zone.
According the last verification test in June 23, 2019, duo.co.kr has an invalid SSL certificate. Click button “Update” SSL Information at the Safety Information section.
Based on data from Google Safe Browsing, Google Safe Search and Symantec duo.co.kr is a fairly safe domain.
According the Mobile-Friendly test by Google duo.co.kr is nice optimized for mobile devices and tablets, however the webpage speed could be improved.
WARNING! | Certificate download error. Previous scan results are shown below. |
Domain | www.duo.co.kr |
Issuer Organization | Unknown |
Issuer | DigiCert SHA2 Secure Server CA |
Algorithm | RSA-SHA256 |
Valid form | 01/18/2019 |
Expiration | 02/19/2020 |
Signed | Certificate is not self signed |
Additional Domains |
www.duo.co.kr duo.co.kr |
Alexa Rank shows how popular duo.co.kr is in comparison with other sites. The most popular site has Alexa Rank equals 1. If duo.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 duo.co.kr and pageviews on duo.co.kr over the past 3 months.
ASN ID: 9848
ASN Title: SEJONGTELECOM-AS-KR Sejong Telecom, KRLast Update: 11/09/2024
% [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 'AS9848'
% Abuse contact for 'AS9848' is 'hostmaster@nic.or.kr'
aut-num: AS9848
as-name: SejongTelecom-AS-KR
descr: Sejong Telecom
country: KR
admin-c: AM1737-AP
tech-c: AM1737-AP
import: from AS3786
action pref=0;
accept ANY
import: from AS9457
action pref=0;
accept ANY
export: to AS3786
announce AS9848
export: to AS9457
announce AS9848
default: to AS9457
action pref=0;
networks ANY
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
last-modified: 2018-01-25T05:12:52Z
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: Seoul Gangdong-gu Sangil-ro 10-gil 36
country: KR
phone: +82-70-7997-6133
e-mail: papilion@sejongtelecom.net
nic-hdl: AM1737-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2017-08-07T00:55:25Z
source: APNIC
% Information related to 'AS9848'
aut-num: AS9848
as-name: SejongTelecom-AS-KR-KR
descr: Sejong Telecom
country: KR
import: from 3786 action pref=0 accept ANY
import: from 9457 action pref=0 accept ANY
export: to 3786 announce NEW
export: to 9457 announce NEW
admin-c: NM5030-KR
tech-c: NM5030-KR
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
changed: hostmaster@nic.or.kr
source: KRNIC
person: AS Manager
address: Seoul Gangdong-gu Sangil-ro 10-gil 36
address: (SangIldong)
country: KR
phone: +82-70-7997-6133
e-mail: papilion@sejongtelecom.net
nic-hdl: NM5030-KR
mnt-by: MNT-KRNIC-AP
changed: hostmaster@nic.or.kr
source: KRNIC
% This query was served by the APNIC Whois Service version 1.88.15-46 (WHOIS-US3)
query : duo.co.kr
# KOREAN(UTF8)
도메인이름 : duo.co.kr
등록인 : 듀오정보(주)
등록인 주소 : 서울 강남구 역삼동 820-9 글라스타워 11층
등록인 우편번호 : 135080
책임자 : 듀오정보(주)
책임자 전자우편 : duo@duonet.com
책임자 전화번호 : +82.25506082
등록일 : 1998. 06. 12.
최근 정보 변경일 : 2006. 11. 22.
사용 종료일 : 2026. 10. 15.
정보공개여부 : Y
등록대행자 : (주)아이네임즈(http://www.inames.co.kr)
DNSSEC : 미서명
1차 네임서버 정보
호스트이름 : ns.gihc.net
2차 네임서버 정보
호스트이름 : ns2.gihc.net
네임서버 이름이 .kr이 아닌 경우는 IP주소가 보이지 않습니다.
# ENGLISH
Domain Name : duo.co.kr
Registrant : Duo information
Registrant Address : Duo Information glass tower B/D 11F, 820-9, Yeoksam-dong, Gangnam-gu, Seoul, KR
Registrant Zip Code : 135080
Administrative Contact(AC) : duo infomation
AC E-Mail : duo@duonet.com
AC Phone Number : +82.25506082
Registered Date : 1998. 06. 12.
Last Updated Date : 2006. 11. 22.
Expiration Date : 2026. 10. 15.
Publishes : Y
Authorized Agency : Inames Co., Ltd.(http://www.inames.co.kr)
DNSSEC : unsigned
Primary Name Server
Host Name : ns.gihc.net
Secondary Name Server
Host Name : ns2.gihc.net
- KISA/KRNIC WHOIS Service -
Host | A Record | TTL |
---|---|---|
duo.co.kr | 203.235.121.200 | 10 |
Host | MX Record | Priority | TTL |
---|---|---|---|
duo.co.kr | duomail.duonet.com | 10 | 10 |
duo.co.kr | spam.duonet.com | 5 | 10 |
Host | NS Record | TTL |
---|---|---|
duo.co.kr | ns.gihc.net | 10 |
duo.co.kr | ns2.gihc.net | 10 |
Host | TXT Record | TTL |
---|---|---|
duo.co.kr | google-site-verification=R2LSk4T7ptVL01cNjaw_-CZbUoxPeAgCVkaHXje9wzQ | 10 |
ns.gihc.net
TTL: 10
Email address: dnsmaster.gihc.net
Serial: 2023062000
Refresh: 21600
Retry: 3600
Expire: 864000
Minimum: 10
Last tested: 11/03/2019
Total Resources | 181 |
Number of Hosts | 18 |
Static Resources | 128 |
JavaScript Resources | 14 |
CSS Resources | 9 |
Last tested: 05/28/2017
Total Resources | 88 |
Number of Hosts | 16 |
Static Resources | 76 |
JavaScript Resources | 14 |
CSS Resources | 7 |