pucatalyst.com

.com crawl

First seen 2026-04-17 · Last seen 2026-05-18 · ok HTTP/1.1 200 11708 ms crawled 2026-05-12

CN · 103.219.34.9 · AS58461 CT-HangZhou-IDC

Reputation 100/100

Classifying

HTML metadata

Title: 催化剂_聚氨酯催化剂_环保催化剂_三聚催化剂_延迟催化剂
Description: 催化剂，聚氨酯催化剂，发泡催化剂，延迟催化剂，凝胶催化剂，三聚催化剂，反应型催化剂，金属型催化剂，环保催化剂，聚氨酯软泡就选上海新典化学。

Technology

Server: openresty

Third-party hosts loaded (2)

discuz.gtimg.cn×1
msite.baidu.com×1

Registration

Registrar

Shanghai Meicheng Technology Information Development Co., Ltd.

Created

2014-12-17

Expires

2026-12-17 212 days left

Updated

2026-02-28

Name servers

a.ezdnscenter.com
b.ezdnscenter.com

DNS records live

NS

a.ezdnscenter.com
b.ezdnscenter.com

CNAME

common.g1.91https.com

TXT

2025061600000007onwglhga63dmgxh8dbvpv4coaofx4p8zjhogfi56wnouydau

Email authentication no MX

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

Certificate (current)

Encryption Everywhere DV TLS CA - G2

from 2025-06-17 to 2026-06-17

Expires in 29 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://www.pucatalyst.com/portal.php

present

strict-transport-security
content-security-policy
x-content-type-options

findings

CSP uses wildcard sources
missing frame protection
missing Referrer Policy
missing Permissions Policy

Header values

x-content-type-options: nosniff
content-security-policy: img-src * data: blob; upgrade-insecure-requests;
strict-transport-security: max-age=63072000; includeSubdomains; preload