indexo.dev

immigrationhistory.org

.org crawl

First seen 2026-04-23 · Last seen 2026-05-14 · ok HTTP/1.1 200 10467 ms crawled 2026-05-17

US · 146.6.162.203 · AS18 University of Texas at Austin

Reputation 92/100 no dmarc policy

sector education type homepage

HTML metadata

Title
Immigration History - Immigration History
Description
Explore the legacy of United States immigration policy over the last two and a half centuries.  Find lessons suitable for high school students and a
Language
en-US
Generator
WordPress 6.9.4
Canonical
https://immigrationhistory.org/
Feeds

Open Graph

url
https://immigrationhistory.org/
title
Immigration History - Immigration History
locale
en_US
site name
Immigration History
description
Explore the legacy of United States immigration policy over the last two and a half centuries.  Find lessons suitable for high school students and a

Technology

Server
nginx
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.googleapis.com×2
  • www.googletagmanager.com×2

Registration

Registrar
NameCheap, Inc.
Created
2018-03-02
Expires
2027-03-02 285 days left
Updated
2026-02-05
Name servers
  • dns1.registrar-servers.com
  • dns2.registrar-servers.com

DNS records live

NS
  • dns1.registrar-servers.com
  • dns2.registrar-servers.com
MX
  • 10 eforward1.registrar-servers.com
  • 10 eforward2.registrar-servers.com
  • 10 eforward3.registrar-servers.com
  • 15 eforward4.registrar-servers.com
  • 20 eforward5.registrar-servers.com

Email authentication weak

SPF
v=spf1 include:spf.efwd.registrar-servers.com ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

InCommon ECC Server CA 2
from 2026-04-27 to 2026-11-12
Expires in 175 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://immigrationhistory.org/

present
  • strict-transport-security
  • content-security-policy
  • x-content-type-options
findings
  • short HSTS max-age
  • CSP allows unsafe inline scripts/styles
  • CSP uses wildcard sources
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff
content-security-policy
upgrade-insecure-requests; default-src * 'unsafe-eval' 'unsafe-inline' blob: data:;
strict-transport-security
max-age=2592000;

Links to (1)

Linked from (1)