indexo.dev

labxchange.org

.org crawl

First seen 2026-04-16 · Last seen 2026-05-09 · ok HTTP/1.1 200 5128 ms crawled 2026-05-11

US · 13.33.235.30 · AS16509 Amazon.com, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
LabXchange
Description
A free online platform for science education from Harvard University

Open Graph

title
LabXchange
description
A free online platform for science education from Harvard University

Technology

CDN
Amazon CloudFront
CMS
Gatsby
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • dev.visualwebsiteoptimizer.com×1
  • www.googletagmanager.com×1

Registration

Registrar
Register.com - Network Solutions, LLC
Created
2018-04-02
Expires
2027-04-02 316 days left
Updated
2026-03-08
Name servers
  • ns-1334.awsdns-38.org
  • ns-102.awsdns-12.com
  • ns-1806.awsdns-33.co.uk
  • ns-923.awsdns-51.net

DNS records live

NS
  • ns-102.awsdns-12.com
  • ns-1334.awsdns-38.org
  • ns-1806.awsdns-33.co.uk
  • ns-923.awsdns-51.net
MX
  • 1 aspmx.l.google.com
  • 10 aspmx2.googlemail.com
  • 10 aspmx3.googlemail.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
Verified for
  • Atlassian
  • Google
  • Meta
  • Pinterest

Email authentication partial

SPF
v=spf1 include:bounce.labxchange.org include:_spf.google.com include:spf.mandrillapp.com include:amazonses.com -all
strict (-all)
DMARC
v=DMARC1;p=none;pct=100;rua=mailto:quarantine@dmarc.labxchange.org,mailto:dmarc-reports@labxchange.org;ruf=mailto:quarantine@dmarc.labxchange.org,mailto:dmarc-reports@labxchange.org
policy: none (monitoring only)
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2SPNQ/g0E4Mvwu6yaCEFyuG6qtETsOZtyETTTBwdOV2rJ4lWiI1k9KqpXx4zhIcn4dIp6uXV1Re4Cw…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

Amazon RSA 2048 M04
from 2026-02-18 to 2027-03-19
Expires in 302 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://www.labxchange.org/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • cross-origin-opener-policy
findings
  • missing Content Security Policy
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
DENY
x-content-type-options
nosniff
strict-transport-security
max-age=31536000; includeSubDomains
cross-origin-opener-policy
same-origin

Linked from (2)