Domain > koi.or.kr

More information on this domain is in AlienVault OTX

DNS Resolutions

Date	IP Address
2019-03-18	104.28.17.9 (ClassC)
2019-09-30	104.27.188.20 (ClassC)
2021-04-03	13.226.50.74 (ClassC)
2021-04-07	13.249.25.19 (ClassC)
2021-04-07	13.249.25.20 (ClassC)
2021-04-09	13.249.183.68 (ClassC)
2021-04-15	13.226.38.56 (ClassC)
2021-04-15	13.226.38.60 (ClassC)
2021-04-19	13.225.190.102 (ClassC)
2021-04-19	13.225.190.118 (ClassC)
2021-04-25	52.85.61.6 (ClassC)
2021-04-30	13.32.181.70 (ClassC)
2021-06-10	13.226.188.4 (ClassC)
2021-06-10	13.226.188.54 (ClassC)
2021-08-23	99.84.41.36 (ClassC)
2022-02-21	108.156.245.112 (ClassC)
2022-02-21	108.138.246.109 (ClassC)
2022-05-08	13.32.153.55 (ClassC)
2022-08-17	18.67.39.3 (ClassC)
2022-08-17	18.67.39.86 (ClassC)
2022-08-25	13.249.21.84 (ClassC)
2022-09-11	143.204.165.117 (ClassC)
2022-10-28	108.138.64.61 (ClassC)
2022-11-19	18.65.229.50 (ClassC)
2022-11-19	18.65.229.120 (ClassC)
2023-12-05	3.160.5.29 (ClassC)
2024-08-08	18.161.6.103 (ClassC)
2024-11-10	18.161.6.112 (ClassC)
2024-12-18	18.161.6.128 (ClassC)
2024-12-28	3.167.99.50 (ClassC)
2025-01-03	13.224.14.26 (ClassC)
2025-01-12	18.161.6.56 (ClassC)
2025-01-23	13.224.14.83 (ClassC)
2025-01-27	3.166.192.75 (ClassC)
2025-01-30	99.86.38.55 (ClassC)
2025-02-22	99.86.38.104 (ClassC)
2025-03-03	99.86.38.87 (ClassC)
2025-03-10	99.86.38.19 (ClassC)
2025-03-24	104.21.80.1 (ClassC)
2025-06-26	104.21.64.1 (ClassC)
2025-08-16	104.21.16.1 (ClassC)
2025-09-17	104.21.32.1 (ClassC)
2026-02-05	104.21.91.125 (ClassC)
2026-02-10	172.67.219.78 (ClassC)

HTTP/1.1 200 OKContent-Type: text/htmlContent-Length: 8106Connection: keep-aliveDate: Tue, 24 Oct 2023 21:27:51 GMTLast-Modified: Thu, 10 Aug 2023 06:24:11 GMTETag: 7fa3e6c13b964c422029df8f516b4eecx-a

!DOCTYPE html>!-- Minimal Mistakes Jekyll Theme 4.22.0 by Michael Rose Copyright 2013-2020 Michael Rose - mademistakes.com | @mmistakes Free for personal and commercial use under the MIT license https://github.com/mmistakes/minimal-mistakes/blob/master/LICENSE -->html langko classno-js>head>meta http-equivContent-Type contenttext/html; charsetUTF-8>meta charsetutf-8>title>한국정보올림피아드/title>meta namedescription content한국정보올림피아드 공식 웹사이트.>meta propertyog:type contentwebsite>meta propertyog:locale contentko_KR>meta propertyog:site_name content한국정보올림피아드>meta propertyog:title content한국정보올림피아드>meta propertyog:url contenthttps://koi.or.kr/>meta propertyog:description content한국정보올림피아드 공식 웹사이트.>link relcanonical hrefhttps://koi.or.kr/> script typeapplication/ld+json> { @context: https://schema.org, @type: Person, name: null, url: https://koi.or.kr/ } /script>link href/feed.xml typeapplication/atom+xml relalternate title한국정보올림피아드 Feed>meta nameviewport contentwidthdevice-width, initial-scale1.0> script> document.documentElement.className  document.documentElement.className.replace(/no-js/g, ) +  js ; /script>link relstylesheet href/assets/css/main.css>link relpreload hrefhttps://cdn.jsdelivr.net/npm/@fortawesome/fontawesome-free@5/css/all.min.css asstyle onloadthis.onloadnull;this.relstylesheet> noscript>link relstylesheet hrefhttps://cdn.jsdelivr.net/npm/@fortawesome/fontawesome-free@5/css/all.min.css>/noscript>link relstylesheet href/assets/css/custom.css>link relapple-touch-icon sizes180x180 href/apple-touch-icon.png>link relicon typeimage/png sizes32x32 href/favicon-32x32.png>link relicon typeimage/png sizes16x16 href/favicon-16x16.png>link relmanifest href/site.webmanifest>link relstylesheet idskin_css>/head>body classlayout--main_page>nav classskip-links>ul>li>a href#site-nav classscreen-reader-shortcut>Skip to primary navigation/a>/li>li>a href#main classscreen-reader-shortcut>Skip to co

Subdomains

Date	Domain	IP
contest-api.koi.or.kr	2025-01-23	104.21.80.1
contest-admin.koi.or.kr	2025-05-13	104.21.80.1
language-docs.koi.or.kr	2025-03-22	18.161.6.35
contest-ws.koi.or.kr	2025-03-23	3.34.108.53
contest.koi.or.kr	2024-11-15	104.21.91.125
www.koi.or.kr	2024-12-06	172.67.219.78

View on OTX | View on ThreatMiner

Data with thanks to AlienVault OTX, VirusTotal, Malwr and others. [Sitemap]

Domain > koi.or.kr

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DNS Resolutions

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Port 443

Subdomains