montgomeryschoolmd.org

.org crawl

First seen 2026-05-27 · Last seen 2026-05-27 · ok HTTP/1.1 200 15771 ms crawled 2026-05-31

VG · 199.191.50.73 · AS40034 Confluence Networks Inc

Reputation 87/100 weak security headers no dmarc policy

Classifying

Technology

Server: openresty

Third-party hosts loaded (1)

l.cdn-fileserver.com×1

Registration

Registrar

April Sea Corporation Company Limited

Created

2005-03-16

Expires

2027-03-16 288 days left

Updated

2026-04-30

Name servers

ns111373.ztomy.com
ns211373.ztomy.com

DNS records live

NS

ns111373.ztomy.com
ns211373.ztomy.com

MX

300 ~

Email authentication weak

SPF: v=spf1 a -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

ZeroSSL ECC DV SSL CA 2

from 2026-05-22 to 2026-08-21

Expires in 81 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://montgomeryschoolmd.org/

findings

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

Linked from (1)

teng2503.com×1