indexo.dev

markapplebaum.com

.com crawl

First seen 2026-04-25 · Last seen 2026-05-15 · ok HTTP/1.1 200 1055 ms crawled 2026-05-18

US · 209.237.151.15 · AS19871 Network Solutions, LLC

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

Classifying

HTML metadata

Title
Welcome to MarkApplebaum.Com
Description
The official website of Mark Applebaum, composer, performer, improviser, electro-acoustic instrument builder, jazz pianist, and professor of music at Stanford University. Biography, vita, list of works, contact info, photos, and more.

Technology

Server
Microsoft-IIS

Registration

Registrar
Network Solutions, LLC
Created
1999-09-28
Expires
2030-09-28 1591 days left
Updated
2020-09-28
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
  • 5 inbound.registeredsite.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 288 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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)