smtp.mhd.com - robtex.com
smtp.mhd.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.104.49.106🇺🇸 ARCES-NETWORK192.104.49.0/24 RR-RC-Methodist Health System-North Texas | ||||||
| PTR | smtp.mhd.com | ||||||
| TXT | v=spf1 a -all | ||||||
mhd.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | cbru.br.ns.els-gms.att.net ⭐ | ||||||
| NS | cmtu.mt.ns.els-gms.att.net | ||||||
| MX | smtp.mhd.com ⭐ | ||||||
| MX | smtp2.mhd.com ⭐ | ||||||
| MX | smtp3.mhd.com ⭐ | ||||||
| TXT | cisco-ci-domain-verification=1fb82195e6e2f845c0b39e0d8ef326698929c906c8017167... | ||||||
| TXT | e564134a-07cd-486e-bbda-aeafffbbbfdc | ||||||
| TXT | MS=ms26490725 | ||||||
| TXT | apple-domain-verification=pYrnKKcYO3lZKdcr | ||||||
| TXT | v=spf1 mx ip4:192.104.49.106 ip4:192.104.49.107 ip4:192.104.49.25 ip4:192.104... | ||||||
| SOA | cbru.br.ns.els-gms.att.netrm-hostmaster@ems.att.com serial=111 | ||||||
PTR for
MX for
Previously MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
●A192.104.49.1062015-10-19 → 2026-04-15 · 3 obs
○ 2015-10-06 01:32:44
● 2015-10-19 19:08:28
● 2026-04-15 22:53:20
● 2015-10-19 19:08:28
● 2026-04-15 22:53:20
○A76.225.133.1062015-07-07 → 2015-10-06 · 4 obs
● 2015-07-07 15:11:44
● 2015-10-06 01:32:44
○ 2015-10-19 19:08:28
○ 2026-04-15 22:53:20
● 2015-10-06 01:32:44
○ 2015-10-19 19:08:28
○ 2026-04-15 22:53:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net... | - |
| mhd.com | cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net | - |
✅ Authoritative Response
Server:99.99.99.132
NS records: cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mhd.com (unsigned zone)
⏱️ Timing
Total: 253ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.104.49.106 |
| TXT | 1 | v=spf1 a -all |
Analysis
Mail Server Role
smtp.mhd.com serves as the mail server for mhd.com and methodistsouthlake.com.
smtp2.mhd.com and smtp3.mhd.com are commonly used as mail servers alongside smtp.mhd.com.
IP Addresses
smtp.mhd.com resolves to one IP number: 192.104.49.106.
Other host names such as smtp.methodisthealthsystem.org and smtp.methodistslh.com share IP numbers with smtp.mhd.com.