SYS.SCANNER
NEW SCAN

Analyze classroom.google.com

Diagnostic completed at 2026-08-27 09:58:46 UTC

Community Trust:
Security Score 100/100
Performance (FCP)
Fetching...
LIVE PREVIEW

Comprehensive Domain Audit

Server Ping (Port 443)
65 ms
Reverse IP Lookup
nrt13s50-in-f14.1e100.net
HTTP/2 Status
HTTP/2 Supported
Brotli Compression
Disabled / Unknown
File MIME Type
text/html; charset=utf-8
Redirect Chain
2 Redirect(s)
Google Cache Checker
View Snapshot
Admin Gravatar
contact@
Gravatar

Hosting & IP Checker

  • Server IP Address 172.217.25.78
  • ISP / Hosting Provider Google LLC
  • Geographic Location Mountain View, United States
  • IP Spam Reputation Clean (No Blacklists)
MALWARE & LINK AUDIT

Link Scanner & Threat Metrics

  • Total Scanned Links 6 Links
  • Internal vs External 2 Internal / 4 External
  • Link Security Status Clean
Cloudflare Radar Standard Risk Profile (API Quota Limit)
Est. Monthly Traffic
4.8K
Active Visitor Footprint
WHOIS Information
Private / N/A
Age: 1 Years (Expires: N/A)
SSL Certificate
VALID SSL
Expires in 67 days

HTTP Headers Lookup

HTTP/2 302 
content-type: application/binary
vary: Sec-Fetch-Dest, Sec-Fetch-Mode, Sec-Fetch-Site
cache-control: no-cache, no-store, max-age=0, must-revalidate
pragma: no-cache
expires: Mon, 01 Jan 1990 00:00:00 GMT
date: Thu, 27 Aug 2026 09:58:43 GMT
location: https://accounts.google.com/ServiceLogin?service=classroom&passive=1209600&continue=https://classroom.google.com/&followup=https://classroom.google.com/&emr=1
p3p: CP="This is not a P3P policy! See g.co/p3phelp for more info."
strict-transport-security: max-age=31536000
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factors, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
permissions-policy: ch-ua-arch=*, ch-ua-bitness=*, ch-ua-full-version=*, ch-ua-full-version-list=*, ch-ua-model=*, ch-ua-wow64=*, ch-ua-form-factors=*, ch-ua-platform=*, ch-ua-platform-version=*
content-security-policy: script-src 'unsafe-inline' https: http:;object-src 'none';base-uri 'self';report-uri /_/ClassroomUi/cspreport;worker-src 'self' blob:
content-security-policy: require-trusted-types-for 'script';report-uri /_/ClassroomUi/cspreport
cross-origin-opener-policy: same-origin-allow-popups
cross-origin-resource-policy: same-site
server: ESF
content-length: 0
x-xss-protection: 0
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
set-cookie: NID=534=lNMdWvGWEqFomOrhHHO0Hg1r59P3qXL_zyCN3infDRCvWTqdnxZTQXukrDj9KF5htPnRuOzS6kYRoV-adBFzl_-bVZAU5EnDu6erKIG1M5c0CckICoacnjVV5V9T5dhrFUnwpRvseM_zXKTNzCGcdKpDoxLuc1GiDAqCtx6O200ahcbmKDGz4avAvegBXLTn3OEsjCc; expires=Fri, 26-Feb-2027 09:58:43 GMT; path=/; domain=.google.com; HttpOnly
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000

HTTP/2 302 
content-type: application/binary
set-cookie: __Host-GAPS=1:aFuiXoWubugXK2NyMmCCQz7YzFWU9g:6CEjstIjYX5yb_RB; Expires=Sat, 26-Aug-2028 09:58:43 GMT; Path=/; Secure; HttpOnly; Priority=HIGH
cache-control: no-cache, no-store, max-age=0, must-revalidate
pragma: no-cache
expires: Mon, 01 Jan 1990 00:00:00 GMT
date: Thu, 27 Aug 2026 09:58:43 GMT
location: https://accounts.google.com/v3/signin/identifier?continue=https://classroom.google.com/&emr=1&followup=https://classroom.google.com/&passive=1209600&service=classroom&flowName=WebLiteSignIn&flowEntry=ServiceLogin&dsh=S-182613297:1787824723835873
strict-transport-security: max-age=31536000; includeSubDomains
content-security-policy: require-trusted-types-for 'script';report-uri /_/AccountsSigninPassiveLoginHttp/cspreport
content-security-policy: script-src 'unsafe-inline' https: http:;object-src 'none';base-uri 'self';report-uri /_/AccountsSigninPassiveLoginHttp/cspreport;worker-src 'self'
cross-origin-opener-policy: unsafe-none
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factors, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
cross-origin-resource-policy: cross-origin
permissions-policy: ch-ua-arch=*, ch-ua-bitness=*, ch-ua-full-version=*, ch-ua-full-version-list=*, ch-ua-model=*, ch-ua-wow64=*, ch-ua-form-factors=*, ch-ua-platform=*, ch-ua-platform-version=*
server: ESF
content-length: 0
x-xss-protection: 0
x-content-type-options: nosniff
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000

HTTP/2 200 
content-type: text/html; charset=utf-8
x-frame-options: DENY
vary: Sec-Fetch-Dest, Sec-Fetch-Mode, Sec-Fetch-Site
set-cookie: __Host-GAPS=1:m8PHhZAa2O3--m4mSLjpRyqjPqod:9IjfPUysL9B1NApk; Expires=Sat, 26-Aug-2028 09:58:43 GMT; Path=/; Secure; HttpOnly; Priority=HIGH
x-auto-login: realm=com.google&args=service%3Dclassroom%26continue%3Dhttps://classroom.google.com/
link: <https://edu.google.com/workspace-for-education/products/classroom/>; rel="canonical"
x-ua-compatible: IE=edge
cache-control: no-cache, no-store, max-age=0, must-revalidate
pragma: no-cache
expires: Mon, 01 Jan 1990 00:00:00 GMT
date: Thu, 27 Aug 2026 09:58:43 GMT
strict-transport-security: max-age=31536000; includeSubDomains
permissions-policy: ch-ua-arch=*, ch-ua-bitness=*, ch-ua-full-version=*, ch-ua-full-version-list=*, ch-ua-model=*, ch-ua-wow64=*, ch-ua-form-factors=*, ch-ua-platform=*, ch-ua-platform-version=*
cross-origin-opener-policy-report-only: same-origin; report-to="AccountsSignInUi"
report-to: {"group":"AccountsSignInUi","max_age":2592000,"endpoints":[{"url":"https://csp.withgoogle.com/csp/report-to/AccountsSignInUi"}]}
cross-origin-resource-policy: same-site
content-security-policy: require-trusted-types-for 'script';report-uri /v3/signin/_/AccountsSignInUi/cspreport
content-security-policy: script-src 'unsafe-inline' https: http:;object-src 'none';base-uri 'self';report-uri /v3/signin/_/AccountsSignInUi/cspreport;worker-src 'self'
accept-ch: Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, Sec-CH-UA-Full-Version-List, Sec-CH-UA-Model, Sec-CH-UA-WoW64, Sec-CH-UA-Form-Factors, Sec-CH-UA-Platform, Sec-CH-UA-Platform-Version
reporting-endpoints: default="/v3/signin/_/AccountsSignInUi/web-reports?context=eJwNyVtIk2EABuCx_F5CDHQdtAUxhKAF2hy5hLqxKFk7uPHv3wlraVs4yM1t_4ZalGZGWESUOrCLIIoMSUEoyIgiipKwqC2ayw4XJYqFFSlFQr0Xz9VTOFSwpVCrsm3Wqh6Vj6tr939W76GBojn1IPVMvRD9pFx9KU5RLw1S88FX4ghV6V6LWrJ6MsJB8bKsOEn6mqyooMf6nHhGPztyQnM0J3Yv5UQdrcu_E1qayE6LSVplfy9KaLnTDFWXGbN1Fnwl5bkFbXSCumnxowV_6EbGioszVgyQvtKGClpK2ADFhvnTdizQcL8dozRypx5jVPCtHlqnAxtpE-nJSCa62e3ALcrTB3ry1oEJCuicOETXzjsxRNEHTiTo-1oJv6i4TMIa-mGSsEj7dkqw05dGCXP0m5ZpdZOEUvJel9BAqX8SWgMuKBQ95oI17UJHiYzjlNPImKY3pTKmKBWWYW6TcaWdd0bG_FkZCxR7KiNJvZMywj43Wqjrvhs9dI4uUJouk3uDB366lPcgTdvXe7GDdg17sZdaqn2I0ciMD2MU_OvDbZ0fd-mA2Y9tn_zQFK3M9D3Moni2r_PeivKtTdFYIBwMRZSw0n44Ho0ooUiwMak0J8OJUDwVigeMBqPJUGOsqjRUB1oN_wE-yN7E"
content-encoding: gzip
server: ESF
x-xss-protection: 0
x-content-type-options: nosniff
alt-svc: h3=":443"; ma=2592000,h3-29=":443"; ma=2592000

DNS Infrastructure Records

Type Host Target / IP / Value
A classroom.google.com 172.217.25.78
MX classroom.google.com alt3.gmr-smtp-in.l.google.com
MX classroom.google.com gmr-smtp-in.l.google.com
MX classroom.google.com alt4.gmr-smtp-in.l.google.com
MX classroom.google.com alt2.gmr-smtp-in.l.google.com
MX classroom.google.com alt1.gmr-smtp-in.l.google.com
TXT classroom.google.com v=spf1 redirect=_spf.google.com
AAAA classroom.google.com 2404:6800:4001:811::200e

Meta Tags Checker

Meta Title

Sign in - Google Accounts

Meta Description

Main Heading (H1)

Sign in

Application Security Headers

  • Strict-Transport-Security (HSTS) ENABLED
  • Content-Security-Policy (CSP) ENABLED
  • X-Frame-Options (Clickjacking) ENABLED
  • X-Content-Type-Options (MIME) ENABLED

Frequently Asked Questions

Q: Is classroom.google.com safe to visit?

Based on our scan, classroom.google.com is safe. It has a valid SSL certificate and is clear of active network threats.

Q: Who hosts classroom.google.com?

classroom.google.com is currently hosted on IP 172.217.25.78 by Google LLC.

Q: Is the classroom.google.com IP blacklisted?

No, the server IP is clean on major DNSBL lists like Spamhaus.

Detailed Analysis Report for classroom.google.com

This detailed intelligence report for classroom.google.com provides technical parameters regarding infrastructure, DNS lookup queries, reverse IP addresses, and HTTP/2 network capabilities. Mapped to server IP 172.217.25.78 under Google LLC.

Features such as Brotli compression checking, file MIME type verification, redirect chain mapping, IP Spam blacklist checking, live link malware analysis, and Cloudflare safe URL status assist webmasters in securing and optimizing their infrastructure.

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