81dir.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 3782 ms crawled 2026-05-18

CN · 110.42.104.165 · AS136188 NINGBO, ZHEJIANG Province, P.R.China.

Reputation 100/100

Classifying

HTML metadata

Title

网站联盟 - 励志做一个免费永久收录网站的站点,免费为你增加一个外链

Description

网站联盟(81dir.com)是一个集天下网站为一体的网站，再次你可以找到你想要的网站，本站包含了导航，工具，博客，资源，等你能想到的网站，这里都有。

Language

zh-CN

Generator

Z-BlogPHP 1.7.5

Feeds

网站联盟 RSS

Technology

Server: nginx

Contact

Phone

2025186514

Registration

Registrar

Chengdu West Dimension Digital Technology Co., Ltd.

Created

2025-12-05

Expires

2026-12-05 199 days left

Updated

2025-12-05

Name servers

ns1.363.hk
ns2.363.hk

DNS records live

NS

ns1.myhostadmin.net
ns2.myhostadmin.net

Email authentication no MX

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

Certificate (current)

R13

from 2026-04-28 to 2026-07-27

Expires in 69 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://81dir.com/

present

strict-transport-security

findings

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

Header values

strict-transport-security: max-age=31536000