indexo.dev

masschallenge.com

.com crawl

First seen 2026-05-27 · Last seen 2026-05-27 · ok HTTP 200 1296 ms crawled 2026-05-30

US · 104.21.55.59 · AS13335 Cloudflare, Inc.

Reputation 89/100 weak security headers dmarc monitor-only

Registration

Registrar
GoDaddy.com, LLC
Created
2009-02-26
Expires
2030-02-26 1366 days left
Updated
2025-02-27
Name servers
  • bayan.ns.cloudflare.com
  • demi.ns.cloudflare.com

DNS records live

NS
  • bayan.ns.cloudflare.com
  • demi.ns.cloudflare.com
MX
  • 0 masschallenge-com.mail.protection.outlook.com
Verified for
  • Google
  • Microsoft 365

Email authentication partial

SPF
v=spf1 include:_spf.google.com ~all include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=none; fo=1; rua=mailto:rua+masschallenge.com@dmarc.barracudanetworks.com; ruf=mailto:ruf+masschallenge.com@dmarc.barracudanetworks.com
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-04-17 to 2026-07-16
Expires in 45 days

Full certificate history on crt.sh ↗

Linked from (1)