indexo.dev

21x20.com

.com crawl

First seen 2026-05-27 · Last seen 2026-05-30 · ok HTTP/1.1 200 710 ms crawled 2026-05-30

US · 45.56.117.107 · AS63949 Akamai Connected Cloud

Reputation 67/100 wrong cert no dmarc policy

Classifying

HTML metadata

Title
21x20 Media, Inc. - Welcome To 21x20.Com!
Description
21x20 Media, Inc. - Welcome To 21x20.Com!

Technology

Server
Apache

Registration

Registrar
Dynadot Inc
Created
2000-03-23
Expires
2034-03-23 2850 days left
Updated
2026-05-25
Name servers
  • ns1.linode.com
  • ns2.linode.com
  • ns3.linode.com
  • ns4.linode.com
  • ns5.linode.com

DNS records live

NS
  • ns1.linode.com
  • ns2.linode.com
  • ns3.linode.com
  • ns4.linode.com
  • ns5.linode.com
MX
  • 0 mail.21x20.com
  • 10 mail2.21x20.com

Email authentication weak

SPF
v=spf1 a mx ip4:192.155.94.75 ip6:2600:3c02::f03c:92ff:fed3:1dd6 ip4:172.105.135.91 ip6:2600:3c02::f03c:92ff:fe6d:21bc ip4:194.195.215.150 ip6:2600:3c02::f03c:92ff:fe96:fb64 mx:smtp.21x20.com mx:smtp2.21x20.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current) wrong cert

Sectigo Public Server Authentication CA DV R36
from 2025-07-06 to 2026-08-07
Expires in 65 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 55/100 Checked over plain HTTP: http://21x20.com/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=63072000; includeSubdomains;

Links to (1)

Linked from (6)