indexo.dev

bricklin.com

.com crawl

First seen 2026-04-23 · Last seen 2026-05-17 · ok HTTP/1.1 200 9401 ms crawled 2026-05-17

US · 209.237.151.18 · AS19871 Network Solutions, LLC

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

sector tech type homepage

HTML metadata

Title
Dan Bricklin: The personal web site of the co-creator of VisiCalc
Description
Dan Bricklin -- The personal web site of the co-creator of VisiCalc

Technology

Server
Microsoft-IIS

Registration

Registrar
Network Solutions, LLC
Created
1994-08-29
Expires
2026-08-28 100 days left
Updated
2025-06-29
Name servers
  • a.ns.interland.net
  • b.ns.interland.net
  • c.ns.interland.net

DNS records live

NS
  • a.ns.interland.net
  • b.ns.interland.net
  • c.ns.interland.net
MX
  • 10 mx2.emailsrvr.com
  • 5 mx1.emailsrvr.com

Email authentication weak

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

Certificate (current) wrong cert

Sectigo Public Server Authentication CA DV R36
from 2026-03-04 to 2027-03-05
Expires in 289 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://bricklin.com/

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

Links to (9)

Linked from (2)