indexo.dev

opensergo.io

.io crawl

First seen 2026-04-14 · Last seen 2026-05-05 · ok HTTP/1.1 200 1191 ms crawled 2026-05-07

HK · 47.79.65.195 · AS45102 Alibaba US Technology Co., Ltd.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
OpenSergo | OpenSergo
Description
Description will go into a meta tag in <head />
Language
en-US
Generator
Docusaurus v2.0.0-beta.18
Canonical
https://opensergo.io/
Translations
  • en-us
  • zh-cn
Feeds

Open Graph

url
https://opensergo.io/
title
OpenSergo | OpenSergo
description
Description will go into a meta tag in <head />

Technology

Server
AliyunOSS
Analytics
  • Google Analytics
  • Google Tag Manager

Third-party hosts loaded (3)

  • g.alicdn.com×4
  • www.googletagmanager.com×2
  • www.google-analytics.com×1

Social

DNS records live

NS
  • ns1.alibabadns.com
  • ns2.alibabadns.com
CNAME
  • opensergo-website-cn-hongkong.oss-cn-hongkong.aliyuncs.com

Email authentication no MX

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

Certificate (current)

RapidSSL TLS RSA CA G1
from 2026-01-19 to 2027-02-18
Expires in 274 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://opensergo.io/

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

Links to (2)

Linked from (1)