indexo.dev

gemscience.net

.net crawl

First seen 2026-04-27 · Last seen 2026-05-16 · ok HTTP/1.1 200 3384 ms crawled 2026-05-20

US · 67.205.131.15 · AS14061 DigitalOcean, LLC

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
GSI: Gemological Science International Diamond Certification
Description
Leading The Way With Integrity & Innovation
Language
en

Technology

Server
nginx
CMS
Gatsby

Third-party hosts loaded (1)

  • cdnjs.cloudflare.com×1

Registration

Registrar
GoDaddy.com, LLC
Created
2005-02-19
Expires
2027-02-19 273 days left
Updated
2026-02-19
Name servers
  • ns10.digicertdns.com
  • ns11.digicertdns.com
  • ns12.digicertdns.com
  • ns13.digicertdns.net
  • ns14.digicertdns.net
  • ns15.digicertdns.net

DNS records live

NS
  • ns10.digicertdns.com
  • ns11.digicertdns.com
  • ns12.digicertdns.com
  • ns13.digicertdns.net
  • ns14.digicertdns.net
  • ns15.digicertdns.net
MX
  • 0 gemscience-net.mail.protection.outlook.com
Verified for
  • Brevo
  • Google
  • Microsoft

Email authentication strong

SPF
v=spf1 include:spf.protection.outlook.com include:_spf.sendergen.com include:zcsend.in -all
strict (-all)
DMARC
v=DMARC1;p=reject;rua=mailto:dmarc@gemscience.net
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDERYwa1r8Rc6ImAeDhEAeQQCOkeYUzvOWCl4WKYYNBtJxyF8mQRH5IqM17Jw5mXAni/9HVmENZfyuDGIP8A6…
selectors probed

Certificate (current)

R13
from 2026-04-13 to 2026-07-12
Expires in 52 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://gemscience.net/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)