ntdrtf.com

.com crawl

First seen 2026-04-21 · Last seen 2026-05-20 · ok HTTP/1.1 200 1458 ms crawled 2026-05-15

ZA · 168.76.253.108 · AS137951 ASLINE LIMITED

Reputation 70/100 wrong cert weak security headers

Classifying

HTML metadata

Title: 工业大电风扇|工业电风扇|大型工业吊扇|南通东润通风设备有限公司
Description: 南通东润通风（DRTF）致力于通风设备的研发、生产和销售，并可根据企业、公司的特点，提供合理的通风降温最完美解决方案等，以及售前，售后的服务支持及优质的服务。本产品为完善空间环境的新一代通风及降温产品——工业用大风扇，低转速，低能耗，绿色环保的特点。东润通风的产品凭借优异的实用性和节能赢得了众多客户的支持和好评

Open Graph

url: http://ntdrtf.com/
title: 工业大电风扇|工业电风扇|大型工业吊扇|南通东润通风设备有限公司
keywords: 工业大电风扇,工业电风扇,大型工业吊扇
site name: 工业大电风扇|工业电风扇|大型工业吊扇|南通东润通风设备有限公司
description: 南通东润通风（DRTF）致力于通风设备的研发、生产和销售，并可根据企业、公司的特点，提供合理的通风降温最完美解决方案等，以及售前，售后的服务支持及优质的服务。本产品为完善空间环境的新一代通风及降温产品——工业用大风扇，低转速，低能耗，绿色环保的特点。东润通风的产品凭借优异的实用性和节能赢得了众多客户的支持和好评

Technology

Server: nginx

Third-party hosts loaded (1)

222.73.219.23×3

Contact

Phone

2868458587

Registration

Registrar

Gname.com Pte. Ltd.

Created

2016-09-01

Expires

2026-09-01 103 days left

Updated

2025-09-26

Name servers

ns1.julydns.com
ns2.julydns.com

DNS records live

NS

ns1.julydns.com
ns2.julydns.com

Email authentication no MX

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

Certificate (current) wrong cert

R13

from 2026-05-04 to 2026-08-02

Expires in 74 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

checked over plain HTTP
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy