Preclass / PRE - 세상 모든 IT지식의 시작점

Robots.txt Information

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Meta Tags

Title	PRE - 세상 모든 IT지식의 시작점
Description	세상 모든 IT지식의 시작점
Keywords	IT,온라인,플랫폼,온라인강의,온라인 강의,프리,pre,PRE

Server Information

WebSite	www.preclass.co.kr
Host IP	108.139.29.9
Location	Seattle, Washington, United States

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Preclass.co.kr Valuation

US$2,951

Last updated: Jul 10, 2022

Preclass.co.kr has global traffic rank of 28,280,823. Preclass.co.kr has an estimated worth of US$ 2,951, based on its estimated Ads revenue. Preclass.co.kr receives approximately 107 unique visitors each day. Its web server is located in Seattle, Washington, United States, with IP address 108.139.29.9. According to SiteAdvisor, preclass.co.kr is unknown to visit.

Traffic & Worth Estimates

Purchase/Sale Value	US$2,951
Daily Ads Revenue	US$1
Monthly Ads Revenue	US$48
Yearly Ads Revenue	US$590
Daily Unique Visitors	107
Note: All traffic and earnings values are estimates.

Traffic Ranks

Global Rank	28,280,823
Delta (90 Days)	0
Most Popular In Country	N/A
Country Rank	N/A

DNS Records

Host	Type	TTL	Data
preclass.co.kr	A	60	IP: 13.32.208.37
preclass.co.kr	A	60	IP: 13.32.208.3
preclass.co.kr	A	60	IP: 13.32.208.51
preclass.co.kr	A	60	IP: 13.32.208.44
preclass.co.kr	NS	21600	Target: ns-1981.awsdns-55.co.uk.
preclass.co.kr	NS	21600	Target: ns-322.awsdns-40.com.
preclass.co.kr	NS	21600	Target: ns-667.awsdns-19.net.
preclass.co.kr	NS	21600	Target: ns-1037.awsdns-01.org.
preclass.co.kr	TXT	300	TXT: google-site-verification=STKkzFy3jFc4F3KhdRJ7et9aAhlv4oA0jZwAERxw7hY
preclass.co.kr	SOA	900	MNAME: ns-1037.awsdns-01.org. RNAME: awsdns-hostmaster.amazon.com. Serial: 1 Refresh: 7200 Retry: 900 Expire: 1209600 Minimum TTL: 86400

HTTP Headers

HTTP/1.1 301 Moved Permanently
Server: CloudFront
Date: Sun, 10 Jul 2022 18:19:48 GMT
Content-Type: text/html
Content-Length: 183
Connection: keep-alive
Location: https://preclass.co.kr/
X-Cache: Redirect from cloudfront
Via: 1.1 b7a66b6616123855c5af2d7cdf2b099e.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: EWR52-C1
X-Amz-Cf-Id: 8mE5v1WS-79ciw5dx4fqC3nMkju_2w65WA7U4yPifG8GXaeGwjS9DA==

HTTP/2 302 
content-length: 0
location: https://www.preclass.co.kr/
server: CloudFront
date: Sun, 10 Jul 2022 18:19:49 GMT
x-cache: Miss from cloudfront
via: 1.1 66114286e54efb82c700272100713f2e.cloudfront.net (CloudFront)
x-amz-cf-pop: EWR52-C1
x-amz-cf-id: 1dyYJ2J7qK_4Nsj5DEcZkJ3dUo9eCLP0eX6i6AQ85xjJ2yglz_HIWw==

HTTP/2 200 
content-type: text/html
content-length: 5954
date: Sun, 10 Jul 2022 18:19:50 GMT
last-modified: Wed, 06 Jul 2022 03:08:23 GMT
x-amz-server-side-encryption: AES256
accept-ranges: bytes
server: AmazonS3
cache-control: public, max-age=0, s-maxage=2
etag: "5d114362721189894212e60bd4dcd359"
vary: Accept-Encoding
x-cache: RefreshHit from cloudfront
via: 1.1 bdc824c8e03ec386d5eb83e9ff916440.cloudfront.net (CloudFront)
x-amz-cf-pop: EWR52-C1
x-amz-cf-id: uysAwBO8SaMW03hZtC6NPKcO86NafuYKxx4ib-ClKqAL2nYj14osRw==

Preclass.co.kr Whois Information

query : preclass.co.kr

도메인이름                  : preclass.co.kr
등록인                      : 최원영
책임자                      : 최원영
책임자 전자우편             : wychoi0709@gmail.com
등록일                      : 2022. 02. 15.
최근 정보 변경일            : 2022. 03. 22.
사용 종료일                 : 2023. 02. 15.
정보공개여부                : N
등록대행자                  : (주)가비아(http://www.gabia.co.kr)
DNSSEC                      : 미서명

1차 네임서버 정보
   호스트이름               : ns-1037.awsdns-01.org

2차 네임서버 정보
   호스트이름               : ns-667.awsdns-19.net
   호스트이름               : ns-1981.awsdns-55.co.uk
   호스트이름               : ns-322.awsdns-40.com

네임서버 이름이 .kr이 아닌 경우는 IP주소가 보이지 않습니다.

Domain Name                 : preclass.co.kr
Registrant                  : WonYoungChoi
Administrative Contact(AC)  : WonYoungChoi
AC E-Mail                   : wychoi0709@gmail.com
Registered Date             : 2022. 02. 15.
Last Updated Date           : 2022. 03. 22.
Expiration Date             : 2023. 02. 15.
Publishes                   : N
Authorized Agency           : Gabia, Inc.(http://www.gabia.co.kr)
DNSSEC                      : unsigned

Primary Name Server
   Host Name                : ns-1037.awsdns-01.org

Secondary Name Server
   Host Name                : ns-667.awsdns-19.net
   Host Name                : ns-1981.awsdns-55.co.uk
   Host Name                : ns-322.awsdns-40.com

- KISA/KRNIC WHOIS Service -

Preclass.co.kr valuation and analysis