indexo.dev

mattvis.co

.co crawl

First seen 2026-04-20 · Last seen 2026-05-11 · ok HTTP/1.1 200 719 ms crawled 2026-05-14

US · 192.30.252.153 · AS36459 GitHub, Inc.

Reputation 62/100 wrong cert weak security headers no dmarc policy

Classifying

HTML metadata

Title
Matt Visco
Description
Interaction Designer.
Language
en
Feeds

Technology

CDN
Fastly
Server
GitHub.com

DNS records live

NS
  • ns1.justhost.com
  • ns2.justhost.com
MX
  • 0 mail.mattvis.co

Email authentication weak

SPF
v=spf1 a mx ptr include:justhost.com ?all
neutral (?all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

Sectigo Public Server Authentication CA DV R36
from 2026-04-14 to 2026-07-13
Expires in 53 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://mattvis.co/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (1)