indexo.dev

21sci-tech.com

.com crawl

First seen 2026-04-12 · Last seen 2026-05-19 · ok HTTP/1.1 200 2482 ms crawled 2026-05-05

US · 108.167.158.45 · AS31898 Oracle Corporation

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
21st Century Home Page

Technology

Server
nginx

Registration

Registrar
GoDaddy.com, LLC
Created
2017-09-09
Expires
2027-09-09 476 days left
Updated
2022-10-05
Name servers
  • cns283.hostgator.com
  • cns284.hostgator.com

DNS records live

NS
  • cns283.hostgator.com
  • cns284.hostgator.com
MX
  • 0 mail.21sci-tech.com
TXT
  • v=spf1 ip4:108.167.158.24 +a +mx +include:websitewelcome.com ~all

Certificate (current)

R12
from 2026-04-09 to 2026-07-08
Expires in 48 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://21sci-tech.com/

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

Links to (4)

Linked from (1)