indexo.dev

post-tensioning.org

.org crawl

First seen 2026-04-13 · Last seen 2026-05-13 · ok HTTP/1.1 200 4550 ms crawled 2026-05-07

US · 169.48.76.206 · AS36351 IBM Cloud

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Post-Tensioning Institute > Home
Language
en-US
Canonical
https://www.post-tensioning.org

Technology

Analytics
  • Google Tag Manager
Fonts
  • Google Fonts
Social widgets
  • Twitter Widget

Third-party hosts loaded (3)

  • fonts.googleapis.com×1
  • platform.twitter.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

Registration

Registrar
Wild West Domains, LLC
Created
1999-06-22
Expires
2027-06-22 397 days left
Updated
2022-10-02
Name servers
  • ns10.dnsmadeeasy.com
  • ns11.dnsmadeeasy.com
  • ns12.dnsmadeeasy.com
  • ns13.dnsmadeeasy.com
  • ns14.dnsmadeeasy.com
  • ns15.dnsmadeeasy.com

DNS records live

NS
  • ns10.dnsmadeeasy.com
  • ns11.dnsmadeeasy.com
  • ns12.dnsmadeeasy.com
  • ns13.dnsmadeeasy.com
  • ns14.dnsmadeeasy.com
  • ns15.dnsmadeeasy.com
MX
  • 0 posttensioning-org01b.mail.protection.outlook.com
TXT
  • knowbe4-site-verification=bb860cf86b5dbecd047e80fba1deae41
  • 21u2n4pq41dqbcme0dr9s10puh
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 ip4:12.148.47.128/25 ip4:169.60.155.192/28 ip4:199.167.224.0/22 ip4:108.168.158.20 ip4:52.112.0.0/14 include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:information.systems@post-tensioning.org; ruf=mailto:information.systems@post-tensioning.org; fo=1
policy: none (monitoring only)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtz6VrpkaAIjtrmz9NtAWMFU63G3NY8u0zCUAFmKY8tZ5D/6fWvU9TjpxruaTUL6QL5ofKQ7N0Z2QYD…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

R12
from 2026-05-07 to 2026-08-05
Expires in 76 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://www.post-tensioning.org/

present
  • x-frame-options
findings
  • missing HSTS
  • missing Content Security Policy
  • weak frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN, SAMEORIGIN

Links to (5)

Linked from (6)