smtp.cat41.org - robtex.com

smtp.cat41.org

DNSSEC⚠️ Not signed
A71.28.138.209🇺🇸 WINDSTREAM-171.28.0.0/14 Windstream Aggregate (AS7029)
PTRmail.cat41.org

cat41.org

DNSSEC⚠️ Not signed
A71.28.138.209🇺🇸 WINDSTREAM-171.28.0.0/14 Windstream Aggregate (AS7029)
NSns11.domaincontrol.com ⭐
NSns12.domaincontrol.com
MXmail.cat41.org ⭐
MXlists.cat41.org(10)
MXsmtp.cat41.org(20)
TXTv=spf1 a mx ptr -all
SOAns11.domaincontrol.comdns@jomax.net 2020-01-31 #1

MX for

cat41.org

Same first word

smtp.mydns.jp
smtp.gov.mn
smtp.gc.ca
smtp.me
smtp.fi.it
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smtp.demo.jelastic.com

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DNS History

1 record (1 active, 0 former)

20162017201820192020202120222023202420252026A71.28.138.209
●A71.28.138.2092015-05-30 → 2026-08-07 · 2 obs
● 2015-05-30 02:43:30
● 2026-08-07 13:31:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org-
cat41.orgns11.domaincontrol.com, ns12.domaincontrol.com-

✅ Authoritative Response

Server:173.201.73.6

NS records: ns11.domaincontrol.com, ns12.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cat41.org (unsigned zone)

⏱️ Timing

Total: 270ms | Queries: -

📄 Records

TypeCountSample Data
A171.28.138.209

Analysis

Mail Server Role

Mail for cat41.org is routed through the mail server smtp.cat41.org.

lists.cat41.org and mail.cat41.org commonly serve as mail servers alongside smtp.cat41.org.

IP Addresses

smtp.cat41.org has exactly one IP address — 71.28.138.209.

mail.augustanaministerium.org, lutheranministerium.org, lists.cat41.org plus two other host names have IP numbers in common with smtp.cat41.org.