indexo.dev

charlestonmathscience.org

.org crawl

First seen 2026-04-23 · Last seen 2026-05-16 · ok HTTP/1.1 200 2352 ms crawled 2026-05-16

US · 18.165.140.111 · AS16509 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Home Page - Charleston Charter School for Math + Science
Language
en

Technology

CDN
Amazon CloudFront
Analytics
  • Google Tag Manager
Ads
  • Meta Pixel
Social widgets
  • YouTube Embed
Third-party hosts loaded (10)
  • image.echalk.com×21
  • echalk-slate-prod.s3.amazonaws.com×11
  • ci3.googleusercontent.com×1
  • connect.facebook.net×1
  • cse.google.com×1
  • play.google.com×1
  • tools.applemediaservices.com×1
  • translate.google.com×1
  • www.googletagmanager.com×1
  • www.youtube.com×1

Social

Contact

Email
Phone
Address
Charleston Charter School for Math & Science1002 King StreetCharleston,SC29403(843) 720-3085(843) 887-8303

Registration

Registrar
Tucows Domains Inc.
Created
2008-07-02
Expires
2026-07-02 43 days left
Updated
2025-06-30
Name servers
  • ns-1072.awsdns-06.org
  • ns-1904.awsdns-46.co.uk
  • ns-272.awsdns-34.com
  • ns-605.awsdns-11.net

DNS records live

NS
  • ns-1072.awsdns-06.org
  • ns-1904.awsdns-46.co.uk
  • ns-272.awsdns-34.com
  • ns-605.awsdns-11.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
TXT
  • 29.06.2024
  • MS=BAF90F9088F09B3C3BA0E3377C1CC4585D8720FA

Email authentication weak

SPF
v=spf1 +a +mx +ip4:204.44.192.18 +include:spf.antispamcloud.com +include:_spf.google.com ~all
softfail (~all)
DMARC
not published
DKIM
  • google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC0DKKv9F9QhQGfJfpbQtsWiH2Fn3orU37xgbRlziTKqng4kWOfKaQGVaUHAJ+MJwVh6sRDOQ87PlKkXcilpg…
selectors probed

Certificate (current)

Amazon RSA 2048 M04
from 2026-01-23 to 2027-02-21
Expires in 277 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 85/100 Checked live page: https://charlestonmathscience.org/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
findings
  • CSP uses wildcard sources
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
content-security-policy
base-uri 'self';frame-ancestors 'self';frame-src *;object-src 'none';
strict-transport-security
max-age=31536000

Links to (11)

Linked from (1)