indexo.dev

constructioninstruction.com

.com crawl

First seen 2026-04-23 · Last seen 2026-05-14 · ok HTTP/1.1 200 9899 ms crawled 2026-05-17

US · 141.193.213.11 · AS209242 Cloudflare London, LLC

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Construction Instruction - Building Science Education For All
Language
en-US
Generator
WP Rocket 3.21.3
Canonical
https://constructioninstruction.com/

Open Graph

url
https://constructioninstruction.com/
title
Construction Instruction - Building Science Education For All
locale
en_US
site name
Construction Instruction

Technology

CDN
Cloudflare
CMS
WordPress
Analytics
  • Google Analytics
  • Google Tag Manager
Ads
  • Meta Pixel

Third-party hosts loaded (6)

  • www.google.com×3
  • www.googletagmanager.com×2
  • connect.facebook.net×1
  • www.facebook.com×1
  • www.google-analytics.com×1
  • www.gstatic.com×1

Social

Contact

Phone

Registration

Registrar
Amazon Registrar, Inc.
Created
2004-09-16
Expires
2026-09-16 120 days left
Updated
2026-05-13
Name servers
  • ns-1291.awsdns-33.org
  • ns-147.awsdns-18.com
  • ns-1906.awsdns-46.co.uk
  • ns-513.awsdns-00.net

DNS records live

NS
  • ns-1291.awsdns-33.org
  • ns-147.awsdns-18.com
  • ns-1906.awsdns-46.co.uk
  • ns-513.awsdns-00.net
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
TXT
Show 5 TXT records
  • wpe-verification=ciprod
  • google-site-verification=Kf2m6g_ruGJ3_ZwDrPAtGYGZ9aj6ZIIbl0nqDi1jmP0
  • google-site-verification=g41FCVN41_HGvHeTgZCulmbDStZ1Tb8lYDxIr2tlVGA
  • google-site-verification=gBryWe8W6HfDXyvghpYO5yAPARsAWg09bn4bSnzm-PU
  • stripe-verification=d49649ff42089c5ec070b0ac0bfea476f6e8b4906f4e97038b0eecd9ce807de5

Email authentication partial

SPF
v=spf1 include:_spf.google.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:info@constructioninstruction.com
policy: none (monitoring only)
DKIM
  • google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC8OfWYnPA0mwnjWTm+XXjttezf/mJLKYzO2to3HrYYr7cfV9uazcUZPq5IKE39THxRak3Ppt2AqQhcnpO3Fz…
selectors probed

Certificate (current)

E7
from 2026-05-04 to 2026-08-02
Expires in 75 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://constructioninstruction.com/

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

Links to (8)

Linked from (1)