mail.leonhard.us - robtex.com

mail.leonhard.us

DNSSEC⚠️ Not signed
A192.252.146.17🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA
PTRs455.sureserver.com

leonhard.us

DNSSEC⚠️ Not signed
A192.252.146.17🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA
NSns1.s455.sureserver.com ⭐
NSns2.s455.sureserver.com
MXmail.leonhard.us ⭐
TXTv=spf1 a mx include:s455.smtp-spf.sureserver.com include:spf.messagingengine....
SOAns1.s455.sureserver.comhostmaster@leonhard.us serial=1776015244

MX for

leonhard.us

Same first word

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DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026A192.252.146.1764.14.73.11
●A192.252.146.172026-02-19 → 2026-04-12 · 3 obs
○ 2016-05-16 03:55:56
● 2026-02-19 23:26:46
● 2026-04-12 20:01:12
○A64.14.73.112015-05-30 → 2016-05-16 · 4 obs
● 2015-05-30 03:38:32
● 2016-05-16 03:55:56
○ 2026-02-19 23:26:46
○ 2026-04-12 20:01:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usm.cctld.us, y.cctld.us, f.cctld.us, w.cctld.us...-
leonhard.usns1.s455.sureserver.com, ns2.s455.sureserver.com-

✅ Authoritative Response

Server:192.252.147.17

NS records: ns1.s455.sureserver.com, ns2.s455.sureserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for leonhard.us (unsigned zone)

⏱️ Timing

Total: 882ms | Queries: -

📄 Records

TypeCountSample Data
A1192.252.146.17

Analysis

Mail Server Role

mail.leonhard.us serves as the mail server for leonhard.us.

IP Addresses

mail.leonhard.us points to an IP address: 192.252.146.17.

other host names include showfouamerica.com, alliancedatasolutions.com, graintrain.coop, leonhard.us and andres-inv.com; they share IP numbers with mail.leonhard.us.