indexo.dev

algomooc.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1351 ms crawled 2026-05-19

CN · 42.194.194.12 · AS45090 Shenzhen Tencent Computer Systems Company Limited

Reputation 100/100

Classifying

HTML metadata

Title
Hcode OnlineJudge
Language
en

Technology

Server
nginx

Registration

Registrar
DNSPod, Inc.
Created
2019-11-08
Expires
2026-11-08 171 days left
Updated
2025-10-24
Name servers
  • fitzgerald.dnspod.net
  • suntan.dnspod.net

DNS records live

NS
  • fitzgerald.dnspod.net
  • suntan.dnspod.net

Email authentication no MX

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

Certificate (current)

R12
from 2026-04-30 to 2026-07-29
Expires in 69 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://algomooc.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

Linked from (1)