indexo.dev

dumbartonhouse.org

.org crawl

First seen 2026-04-17 · Last seen 2026-05-08 · ok HTTP/1.1 200 3469 ms crawled 2026-05-12

US · 141.193.213.11 · AS209242 Cloudflare London, LLC

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Dumbarton House
Language
en-US
Generator
Elementor 3.35.0; features: additional_custom_breakpoints; settings: css_print_method-external, google_font-enabled, font_display-auto
Canonical
https://dumbartonhouse.org/
Feeds

Technology

CDN
Cloudflare
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (5)

  • fonts.googleapis.com×6
  • content.r9cdn.net×1
  • gmpg.org×1
  • my.matterport.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone
Address
Street NW. Washington, DC 20007

Registration

Registrar
Network Solutions, LLC
Created
1999-05-04
Expires
2029-05-04 1080 days left
Updated
2026-03-10
Name servers
  • ns.inmotionhosting.com
  • ns2.inmotionhosting.com

DNS records live

NS
  • ns1.inmotionhosting.com
  • ns2.inmotionhosting.com
MX
  • 0 dumbartonhouse-org.mail.protection.outlook.com
TXT
  • MS=ms70364815
  • odyssey-eb3103e46b321f1ddc8c59561ef8150b

Email authentication strong

SPF
v=spf1 +a +mx include:relay.mailchannels.net +ip4:70.39.151.222 include:spf.protection.outlook.com include:salsalabs.org -all
strict (-all)
DMARC
v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:dmarc@dumbartonhouse.org;ruf=mailto:dmarc@dumbartonhouse.org
policy: quarantine · sp=none
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA/PU/8hfojSOZ1fQgVMceBuZLp+rwKLb3a+GChYfDHv9gP6m++xSv/oFO7AXeUGCY8bcN2x2EB/Aos4…
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDGp8WH+txI+VkUh2oMK6MbNKXVkKNPthX3RWMTK/zhyV/9OGot1HhPFDAN0KTrm0teIsJ43OGWA/6tCmF+Dw…
selectors probed

Certificate (current)

E7
from 2026-04-22 to 2026-07-21
Expires in 62 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (11)

Linked from (1)