indexo.dev

herbertrsim.com

.com crawl

First seen 2026-04-15 · Last seen 2026-05-07 · ok HTTP/1.1 200 4336 ms crawled 2026-05-10

SG · 43.229.85.207 · AS38532 Exabytes Network Singapore Pte. Ltd.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Column - Herbert R. Sim
Language
en-US
Generator
WordPress 6.9.4
Canonical
https://herbertrsim.com/
Feeds

Open Graph

url
https://herbertrsim.com/
title
Column - Herbert R. Sim
locale
en_US
site name
Herbert R. Sim

Technology

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

Third-party hosts loaded (2)

  • www.googletagmanager.com×3
  • fonts.googleapis.com×2

Social

Registration

Registrar
Tucows Domains Inc.
Created
2017-11-27
Expires
2027-11-27 556 days left
Updated
2025-08-20
Name servers
  • ns184.mschosting.com
  • ns185.mschosting.com
  • ns186.mschosting.com

DNS records live

NS
  • ns184.mschosting.com
  • ns185.mschosting.com
  • ns186.mschosting.com
MX
  • 0 herbertrsim.com
TXT
  • facebook-domain-verification=f6gkmnvg95v23oedqwhd2208ifjf8i

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-11 to 2026-07-10
Expires in 51 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (5)