myprepcourse.com

.com crawl

First seen 2026-04-21 · Last seen 2026-05-11 · ok HTTP/1.1 200 3332 ms crawled 2026-05-15

US · 44.226.222.166 · AS16509 Amazon.com, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Language: en

Technology

Server: nginx
CMS: Next.js

Fonts

Google Fonts

Third-party hosts loaded (1)

fonts.googleapis.com×1

Registration

Registrar

Amazon Registrar, Inc.

Created

2018-05-01

Expires

2027-05-01 346 days left

Updated

2026-03-27

Name servers

ns-1378.awsdns-44.org
ns-2005.awsdns-58.co.uk
ns-296.awsdns-37.com
ns-884.awsdns-46.net

DNS records live

NS

ns-1378.awsdns-44.org
ns-2005.awsdns-58.co.uk
ns-296.awsdns-37.com
ns-884.awsdns-46.net

MX

Show 6 MX records

1 aspmx.l.google.com
10 alt3.aspmx.l.google.com
10 alt4.aspmx.l.google.com
15 qxlihpidgov56ahdh5umtjoyk3nl5jsxdgc2ukwohdfeyzmynima.mx-verification.google.com
5 alt1.aspmx.l.google.com
5 alt2.aspmx.l.google.com

TXT

google-site-verification=quRPRgfoD6lsnWvVGvKc2KKzK7kjj9xPLVyRGji6HJU

Email authentication weak

SPF

not published

DMARC

v=DMARC1; p=none;

policy: none (monitoring only)

DKIM

google: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCd1JIUvQYyWNhKvvQz28JdO8D+yV9BH3cdKbBiYR+BW3X8PrEVu9msOkKEOR8VbK7DHJlcnme/1+xtfkt2Cu…
s1: k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyeGJTdthyMXdgK0f5loeKT0QhHGZ8pD6VX4m1Gl5zls5R5CxxcXpxgiWBl5No14e/Kwelnt1QBTLZlnv4f…
s2: k=rsa; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCcB4mHF+e4t6w/ITvjV/YSkBml1gZ4P3kgTLGbQpYMuFMUGOE3BluDunTx4O2wpXOlWvZsT9TFxTQtAdYyFLD9Yz…

selectors probed

Certificate (current)

Amazon RSA 2048 M04

from 2025-08-14 to 2026-09-12

Expires in 115 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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

Linked from (1)

class101.com×2