KOI.OR.KR

Last Updated: June 01, 2024

KOI.OR.KR Summary

koi.or.kr has 2 NS records, 4 A records, 8 AAAA records, 5 MX records, and 4 TXT records. Name servers for koi.or.kr are karina.ns.cloudflare.com, luke.ns.cloudflare.com. A records for koi.or.kr are 108.156.245.80, 108.156.245.7, 108.156.245.106, 108.156.245.112. AAAA records for koi.or.kr are 2600:9000:2548:1800:b:b61c:3640:93a1, 2600:9000:2548:e800:b:b61c:3640:93a1, 2600:9000:2548:4a00:b:b61c:3640:93a1, 2600:9000:2548:e000:b:b61c:3640:93a1, 2600:9000:2548:ba00:b:b61c:3640:93a1, 2600:9000:2548:f400:b:b61c:3640:93a1, 2600:9000:2548:d600:b:b61c:3640:93a1, 2600:9000:2548:5200:b:b61c:3640:93a1. MX records that process @koi.or.kr email are alt1.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx.l.google.com, alt3.aspmx.l.google.com, alt2.aspmx.l.google.com. We have observed koi.or.kr to have 4 subdomains. A subdomain count of 4 is considered a small digital footprint. Technology that may be in use at koi.or.kr includes google. The domain's primary website is hosted on a CloudFront web server at 13.226.228.26 in United States. The website's description is: "한국정보올림피아드 공식 웹사이트." As of June 01, 2024, koi.or.kr does not have any threat intelligence reports of concern.

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KOI.OR.KR DNS Records

TXT Records

koi.or.kr. 300 IN TXT "google-site-verification=YfWJMAoPGPVo9oIU8ISFnTzvA1YOTtKX8hFg7Dxz11Y"

koi.or.kr. 300 IN TXT "ca3-4f62cc58d4cf4ca2a9e65e89b951ec09"

koi.or.kr. 300 IN TXT "v=spf1 include:mailgun.org ~all"

koi.or.kr. 300 IN TXT "ZOOM_verify_CY8kJbSYSRCjJMYuJShAYg"

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KOI.OR.KR Subdomains

koi.or.kr has 4 subdomains in our inventory.

Hostname IP Address
koi.or.kr 108.156.245.80
staging.koi.or.kr 172.67.219.78
results-staging.koi.or.kr 104.21.91.125
contest-ws.koi.or.kr 54.180.169.95

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KOI.OR.KR Website

Web Server

CloudFront

IP Address

13.226.228.26

Country

United States

Meta Tags

og:type: website

og:locale: ko_kr

og:site_name: 한국정보올림피아드

og:title: 한국정보올림피아드

og:url: https://koi.or.kr/

og:description: 한국정보올림피아드 공식 웹사이트.

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KOI.OR.KR Certificate Trust

Certificate Trust Log

{"message_type": "certificate_update", "data": {"leaf_cert": {"not_after": 1699084814, "signature_algorithm": "sha256, rsa", "extensions": {"subjectKeyIdentifier": "02:9B:42:7C:B5:D1:49:90:84:D2:AC:41:01:5C:1B:A0:D2:73:16:36", "authorityKeyIdentifier": "keyid:D5:FC:9E:0D:DF:1E:CA:DD:08:97:97:6E:2B:C5:5F:C5:2B:F5:EC:B8\n", "extendedKeyUsage": "TLS Web server authentication", "subjectAltName": "DNS:*.koi.or.kr, DNS:koi.or.kr", "crlDistributionPoints": "Full Name:\n URI:http://crls.pki.goog/gts1p5/O33btpSzrYc.crl", "keyUsage": "Digital Signature, Key Encipherment", "certificatePolicies": "Policy: 1.3.6.1.4.1.11129.2.5.3\nPolicy: 2.23.140.1.2.1", "ctlPoisonByte": true, "authorityInfoAccess": "CA Issuers - URI:http://pki.goog/repo/certs/gts1p5.der\nOCSP - URI:http://ocsp.pki.goog/s/gts1p5/UobWnMZy1E0\n", "basicConstraints": "CA:FALSE"}, "fingerprint": "99:8C:E9:D4:FA:98:F1:1D:C2:03:61:72:BD:26:EA:F7:2B:7B:5B:79", "all_domains": ["*.koi.or.kr", "koi.or.kr"], "serial_number": "4A2313B81CA662D70DE045B58951EDFA", "subject": {"C": null, "CN": "koi.or.kr", "L": null, "O": null, "ST": null, "emailAddress": null, "OU": null, "aggregated": "/CN=koi.or.kr"}, "not_before": 1691308815, "issuer": {"C": "US", "CN": "GTS CA 1P5", "L": null, "O": "Google Trust Services LLC", "ST": null, "emailAddress": null, "OU": null, "aggregated": "/C=US/CN=GTS CA 1P5/O=Google Trust Services LLC"}}, "cert_link": "https://ct.googleapis.com/logs/argon2023/ct/v1/get-entries?start=1490079289&end=1490079289", "source": {"url": "https://ct.googleapis.com/logs/argon2023/", "name": "Google 'Argon2023' log"}, "update_type": "PrecertLogEntry", "seen": 1691312532.092269, "cert_index": 1490079289}}

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