jnludong.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-17 · ok HTTP/1.1 200 2526 ms crawled 2026-05-06

CN · 118.190.173.104 · AS37963 Hangzhou Alibaba Advertising Co.,Ltd.

Reputation 30/100 listed in spam blocklist wrong cert weak security headers

Classifying

HTML metadata

Title: 阻垢剂-反渗透缓蚀阻垢剂厂家-山东鲁东环保科技有限公司
Description: 山东鲁东环保提供各种阻垢剂产品，其中包含:循环水处理药剂,反渗透阻垢药剂,清洗剂,还原剂,絮凝剂,杀菌剂,调节剂;主要用于换热器/冷凝器/膜清洗服务;反渗透设备和超滤设备等.

Technology

Server: nginx
CMS: Gatsby

Contact

Phone

Registration

Registrar

Alibaba Cloud Computing (Beijing) Co., Ltd.

Created

2012-12-21

Expires

2028-12-21 946 days left

Updated

2025-12-01

Name servers

dns17.hichina.com
dns18.hichina.com

DNS records live

NS

dns17.hichina.com
dns18.hichina.com

MX

10 hzmx01.mxmail.netease.com
10 hzmx02.mxmail.netease.com

CNAME

wh-nq0emtfjynutbdhz3h3.my3w.com

Email authentication no MX

SPF

not published

DMARC

v=DMARC1; p=quarantine; fo=1; ruf=mailto:dmarc@qiye.163.com; rua=mailto:dmarc_report@qiye.163.com

policy: quarantine

DKIM

default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCBGNXGk5WiOH8HP2en4ca7amOj3xFrDU2O7ATr0azqEG4AldaFe0HboSu8jVAWq2clWYDPEozEvBAPia9fpt…

selectors probed

Certificate (current) wrong cert

Encryption Everywhere DV TLS CA - G1

from 2018-08-13 to 2019-08-13

Expired 2471 days ago

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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