indexo.dev

usamts.org

.org crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 689 ms crawled 2026-05-18

US · 173.236.250.40 · AS26347 New Dream Network, LLC

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
USA Mathematical Talent Search: Free Online Math Contest
Description
Free online math contest for high school and middle school students in the United States
Language
en

Technology

Server
Apache
Analytics
  • Google Tag Manager

Third-party hosts loaded (1)

  • www.googletagmanager.com×1

Registration

Registrar
NameCheap, Inc.
Created
2004-04-14
Expires
2027-04-14 330 days left
Updated
2026-03-20
Name servers
  • ns1.dreamhost.com
  • ns2.dreamhost.com
  • ns3.dreamhost.com

DNS records live

NS
  • ns1.dreamhost.com
  • ns2.dreamhost.com
  • ns3.dreamhost.com
MX
  • 0 mx1.mailchannels.net
  • 0 mx2.mailchannels.net

Email authentication strong

SPF
v=spf1 include:sendgrid.net -all
strict (-all)
DMARC
v=DMARC1;p=quarantine;rua=mailto:dmarc@usamts.org
policy: quarantine
DKIM
  • s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnKfAly6brHYuOTbOpAQqLSQQLDotoYdKifuyd2iMPseqMSgw51HQ91YkkDhIZshiurf8PoMSgWo4M0DRUt…
  • s2: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwG2jlQ8s4NpB5T4rKE5KzTo3fLCuvdazoRKrHQnlmkjgpmtOLt4cFjo+b4/FzRhhJDoRUSqxF6ZPkEZ2+8…
selectors probed

Certificate (current)

R12
from 2026-05-18 to 2026-08-16
Expires in 89 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://usamts.org/

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

Links to (5)

Linked from (2)