indexo.dev

followmychallenge.com

.com crawl

First seen 2026-05-20 · Last seen 2026-05-30 · pending HTTP 403 crawled 2026-05-31 3 attempts

US · 104.26.10.136 · AS13335 Cloudflare, Inc.

Reputation 100/100

http 403

Registration

Registrar
Key-Systems GmbH
Created
2015-07-09
Expires
2026-07-09 38 days left
Updated
2025-11-27
Name servers
  • amy.ns.cloudflare.com
  • vick.ns.cloudflare.com

DNS records live

NS
  • amy.ns.cloudflare.com
  • vick.ns.cloudflare.com
MX
  • 10 mail.followmychallenge.com
Verified for
  • Google

Email authentication strong

SPF
v=spf1 +mx +a +ip4:93.158.202.6 ~all
softfail (~all)
DMARC
v=DMARC1; p=reject
policy: reject (enforced)
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr2QGW3YoTIqf8Rq98vDmMox886NT9rxwiWJdaprQJiyoZR5vMGsOAMfNj87KF3sN/jafpu0eVQ+nF8…
selectors probed

Certificate (current)

WE1
from 2026-04-02 to 2026-07-01
Expires in 31 days

Full certificate history on crt.sh ↗

Linked from (2)