indexo.dev

upon2020.com

.com crawl

First seen 2026-06-01 · Last seen 2026-06-03 · ok HTTP/1.1 200 1020 ms crawled 2026-06-01

US · 54.173.23.77 · AS14618 Amazon.com, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Upon 2020 – Musings by Johannes Ernst
Language
en-US
Generator
WordPress 6.9.4
Feeds

Technology

Server
Apache
CMS
WordPress 6.9.4
PHP
8.3.15 security-only

Registration

Registrar
Amazon Registrar, Inc.
Created
2010-01-01
Expires
2027-01-01 211 days left
Updated
2026-05-14
Name servers
  • ns1.indiecomp.com
  • ns2.indiecomp.com
  • ns3.indiecomp.com
  • ns4.indiecomp.com

DNS records live

NS
  • ns1.indiecomp.com
  • ns2.indiecomp.com
  • ns3.indiecomp.com
  • ns4.indiecomp.com

Email authentication no MX

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

Certificate (current)

R13
from 2026-04-05 to 2026-07-04
Expires in 30 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://upon2020.com/blog/

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

Links to (1)

Linked from (3)