indexo.dev

penton.com

.com crawl

First seen 2026-04-13 · Last seen 2026-05-20 · ok HTTP 200 1047 ms crawled 2026-05-06

US · 104.18.42.117 · AS13335 Cloudflare, Inc.

Reputation 100/100

Registration

Registrar
SafeNames Ltd.
Created
1994-03-05
Expires
2027-03-06 289 days left
Updated
2026-03-07
Name servers
  • ns1.informadns.com
  • ns2.informadns.com

DNS records live

NS
  • ns1.informadns.com
  • ns2.informadns.com
MX
  • 10 us-smtp-inbound-1.mimecast.com
  • 10 us-smtp-inbound-2.mimecast.com
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 include:_u.penton.com._spf.smart.ondmarc.com ~all
softfail (~all)
DMARC
v=DMARC1; p=quarantine; pct=100; fo=1; ri=3600; rua=mailto:937ab994@inbox.ondmarc.com; ruf=mailto:937ab994@inbox.ondmarc.com;
policy: quarantine
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-05-01 to 2026-07-30
Expires in 71 days

Full certificate history on crt.sh ↗

Linked from (1)