indexo.dev

21stcenturysciencetech.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP 200 1706 ms crawled 2026-05-19

US · 108.167.158.45 · AS31898 Oracle Corporation

Reputation 87/100 weak security headers no dmarc policy

Registration

Registrar
Network Solutions, LLC
Created
1999-10-23
Expires
2028-10-23 886 days left
Updated
2023-08-24
Name servers
  • cns283.hostgator.com
  • cns284.hostgator.com

DNS records live

NS
  • cns283.hostgator.com
  • cns284.hostgator.com
MX
  • 0 mail.21stcenturysciencetech.com

Email authentication weak

SPF
v=spf1 ip4:108.167.158.24 +a +mx +include:websitewelcome.com ~all
softfail (~all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqpA3WK71JmSFZqA+3N1Pzra8gZwgFSX5usi4S08DSHP1Mi2ywwEADERiK7ltM+W6mnbmrMWZ1bm4eh…
selectors probed

Certificate (current)

R12
from 2026-03-22 to 2026-06-20
Expires in 30 days

Full certificate history on crt.sh ↗

Linked from (2)