dongcong.net

.net crawl

First seen 2026-05-03 · Last seen 2026-05-16 · ok HTTP/1.1 200 2562 ms crawled 2026-05-10

US · 20.51.187.223 · AS8075 Microsoft Corporation

Reputation 87/100 weak security headers no dmarc policy

sector other type homepage

HTML metadata

Title: dongcong.net

Technology

Server: LiteSpeed

Social

Registration

Registrar

Tucows Domains Inc.

Created

2001-01-08

Expires

2027-01-08 233 days left

Updated

2025-12-10

Name servers

ns1.turbify.com
ns2.turbify.com

DNS records live

NS

ns1.turbify.com
ns2.turbify.com

MX

20 mx-biz.mail.am0.yahoodns.net
30 mx-biz.mail.am0.yahoodns.net

Email authentication weak

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

Certificate (current)

R13

from 2026-04-04 to 2026-07-03

Expires in 44 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://dongcong.net/

findings

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

Links to (11)

Linked from (3)