indexo.dev

powerandsamplesize.com

.com crawl

First seen 2026-04-22 · Last seen 2026-05-13 · pending HTTP 403 crawled 2026-05-15 4 attempts

US · 104.21.4.177 · AS13335 Cloudflare, Inc.

Reputation 100/100

cloudflare bot challenge

Registration

Registrar
Cloudflare, Inc.
Created
2014-01-30
Expires
2028-01-30 621 days left
Updated
2026-03-14
Name servers
  • john.ns.cloudflare.com
  • mary.ns.cloudflare.com

DNS records live

NS
  • john.ns.cloudflare.com
  • mary.ns.cloudflare.com
MX
  • 10 in1-smtp.messagingengine.com
  • 20 in2-smtp.messagingengine.com
TXT
  • google-site-verification=iEIekwcgsiFGIxMBKiGCNfNbxTL83SD2Z7fvYt3iELY

Email authentication strong

SPF
v=spf1 include:spf.messagingengine.com include:send.resend.com ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine; rua=mailto:contact@powerandsamplesize.com
policy: quarantine
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-04-29 to 2026-07-28
Expires in 71 days

Full certificate history on crt.sh ↗

Linked from (1)