Domain > gradebookk12.com

More information on this domain is in AlienVault OTX

Whois

Property	Value
Name	Domain Administrator
Organization	McGraw-Hill Global Education Holdings, LLC
Email	hostmaster@mheducation.com
Address	2 Penn Plaza
Zip Code	10121
City	New York
State	NY
Country	US
Phone	+1.6094265291
Fax	+1.6094265291
NameServer	ns-179.awsdns-22.com
Created	2013-09-01 23:37:25
Changed	2020-10-19 15:26:24
Registrar	CSC CORPORATE DOMAIN

DNS Resolutions

Date	IP Address
2017-10-25	54.86.205.206 (ClassC)
2019-09-20	13.227.45.70 (ClassC)
2019-11-09	13.33.255.58 (ClassC)
2019-11-09	13.33.255.78 (ClassC)
2019-11-09	13.33.255.88 (ClassC)
2019-12-11	13.32.83.42 (ClassC)
2020-05-16	54.230.29.95 (ClassC)
2020-07-23	99.84.191.52 (ClassC)
2020-07-23	99.84.191.76 (ClassC)
2020-08-03	13.226.50.115 (ClassC)
2020-08-03	13.226.50.21 (ClassC)
2020-08-03	13.226.50.44 (ClassC)
2020-08-04	13.32.212.14 (ClassC)
2020-08-04	13.32.212.54 (ClassC)
2020-08-12	13.249.62.34 (ClassC)
2020-08-21	13.35.73.10 (ClassC)
2020-08-27	13.33.81.50 (ClassC)
2020-08-29	13.226.45.70 (ClassC)
2020-08-29	13.226.45.79 (ClassC)
2020-08-29	13.226.52.39 (ClassC)
2020-09-16	13.33.60.102 (ClassC)
2020-09-16	13.33.60.27 (ClassC)
2020-09-16	13.33.60.78 (ClassC)
2020-10-20	13.226.49.23 (ClassC)
2020-10-20	13.226.49.107 (ClassC)
2020-10-20	13.226.49.22 (ClassC)
2020-11-27	13.32.213.107 (ClassC)
2020-12-01	99.84.221.13 (ClassC)
2020-12-01	99.84.221.6 (ClassC)
2020-12-03	99.84.176.42 (ClassC)
2020-12-03	99.84.176.45 (ClassC)
2020-12-03	99.84.176.60 (ClassC)
2021-01-09	99.84.214.95 (ClassC)
2021-01-10	99.84.214.94 (ClassC)
2021-01-12	99.84.214.111 (ClassC)
2021-02-27	54.230.126.127 (ClassC)
2024-06-10	99.84.66.104 (ClassC)
2024-06-28	99.84.66.123 (ClassC)
2024-08-09	204.246.191.82 (ClassC)
2024-10-01	204.246.191.11 (ClassC)
2024-11-09	204.246.191.18 (ClassC)
2024-12-03	18.172.170.122 (ClassC)
2025-01-12	204.246.191.71 (ClassC)
2025-06-04	18.172.170.14 (ClassC)
2025-09-23	3.175.34.93 (ClassC)
2025-12-03	3.175.34.124 (ClassC)
2025-12-17	3.175.34.12 (ClassC)
2026-01-05	3.175.34.30 (ClassC)

HTTP/1.1 200 OKContent-Type: text/htmlContent-Length: 1333Connection: keep-aliveDate: Sat, 27 Feb 2021 07:07:15 GMTLast-Modified: Thu, 29 Aug 2019 16:24:54 GMTETag: f2629c54f28de9b0b32dc939592364b9Ser

!DOCTYPE html>html>head>  title>/title>  meta http-equivX-UA-Compatible contentIEEdge />  meta http-equivContent-Type contenttext/html; charsetUTF-8>  meta http-equivrefresh content10; urlhttps://www.mheducation.com />  style typetext/css>    body {      background-color: #f0f0f0;      padding-top: 50px;      font-family: sans-serif;    }    .log-block {      width: 460px;      background-color: #fff;      padding: 40px;      box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.08);      margin: 0 auto;    }    h1 {      font-size: 20px;      margin-top: 20px;      margin-bottom: 6px;    }    .error-text {      font-size: 14px;      color: #555;      line-height: 1.4;      margin-top: 0;    }    .text-center {      text-align: center;    }  /style>/head>body>  div classcontainer>    div classlog-block>      div classrow>        div classcol-sm-12>          div classtext-center>            img src/logo_mhe.png width60 />            h1>Access to  gradebookk12.com is no longer available.br>              Please see https://www.mheducation.com for other educational resources./h1>            p classerror-text text-center>/p>          /div>        /div>      /div>    /div>  /div>/body>/html>

Subdomains

Date	Domain	IP
api.gradebookk12.com	2024-06-28	204.246.191.18
www.gradebookk12.com	2024-04-07	204.246.191.11

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Domain > gradebookk12.com

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DNS Resolutions

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Port 443

Subdomains