mtbc.com - dns.ninja
mtbc.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1782770321 | ||||||
Subdomains
Same first word
Similar names
DNS History
13 records (5 active, 8 former)
○NSns1.mtbc.com2017-08-10 → 2019-11-30 · 5 obs
● 2017-08-10 19:17:32
● 2019-11-30 05:37:08
○ 2026-02-16 13:03:44
○ 2026-06-29 22:26:40
○NSns2.mtbc.com2017-08-10 → 2019-11-30 · 5 obs
● 2017-08-10 19:17:32
● 2019-11-30 05:37:08
○ 2026-02-16 13:03:44
○ 2026-06-29 22:26:40
○NSns3.mtbc.com2015-08-22 → 2016-11-07 · 4 obs
● 2016-11-07 15:03:32
○ 2017-08-10 19:17:32
○ 2026-06-29 22:26:40
●NSns31.domaincontrol.com2026-02-16 → 2026-06-29 · 3 obs
● 2026-02-16 13:03:44
● 2026-06-29 22:26:40
●NSns32.domaincontrol.com2026-02-16 → 2026-06-29 · 3 obs
● 2026-02-16 13:03:44
● 2026-06-29 22:26:40
○NSns4.mtbc.com2016-11-07 → 2019-11-30 · 5 obs
● 2016-11-07 15:03:32
● 2019-11-30 05:37:08
○ 2026-02-16 13:03:44
○ 2026-06-29 22:26:40
○NSns5.mtbc.com2017-08-10 → 2019-11-30 · 5 obs
● 2017-08-10 19:17:32
● 2019-11-30 05:37:08
○ 2026-02-16 13:03:44
○ 2026-06-29 22:26:40
●MXd157193a.ess.barracudanetworks.com2026-02-16 → 2026-06-29 · 3 obs
● 2026-02-16 13:03:44
● 2026-06-29 22:26:40
●MXd157193b.ess.barracudanetworks.com2026-02-16 → 2026-06-29 · 3 obs
● 2026-02-16 13:03:44
● 2026-06-29 22:26:40
○MXmail.mtbc.com2015-08-22 → 2019-11-30 · 4 obs
● 2019-11-30 05:37:08
○ 2026-02-16 13:03:44
○ 2026-06-29 22:26:40
○MXmail1.mtbc.com2015-10-03 → 2019-11-30 · 5 obs
● 2015-10-03 14:19:16
● 2019-11-30 05:37:08
○ 2026-02-16 13:03:44
○ 2026-06-29 22:26:40
○A209.18.78.1332015-08-22 → 2019-11-30 · 4 obs
● 2019-11-30 05:37:08
○ 2026-02-16 13:03:44
○ 2026-06-29 22:26:40
●A209.18.78.1492026-02-16 → 2026-06-29 · 3 obs
● 2026-02-16 13:03:44
● 2026-06-29 22:26:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net... | - |
| mtbc.com | ns31.domaincontrol.com, ns32.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.73.16
NS records: ns31.domaincontrol.com, ns32.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mtbc.com (unsigned zone)
⏱️ Timing
Total: 276ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 209.18.78.149 |
| NS | 2 | ns31.domaincontrol.com, ns32.domaincontrol.com |
| MX | 2 | d157193a.ess.barracudanetworks.com (pri:, d157193b.ess.barracudanetworks.com (pri: |
| TXT | 7 | N3Ygzl6iCtiSM+Xo2NBCFbiNrrm6vCa4E3m3BDsD, knowbe4-site-verification=2fed692d2786e8... |
| SOA | 1 | ns31.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns31.domaincontrol.com, ns31.domaincontrol.com, ns32.domaincontrol.com...)
Analysis
Hierarchy
mtbc.com is a parent domain; its children include globalportal.mtbc.com, ir.mtbc.com, careers.mtbc.com, www.mtbc.com, mail.mtbc.com and a few other host names.
IP Addresses
mtbc.com resolves to one IP address: 209.18.78.149.
drnmagid.com, for instance, is one of the other host names sharing IP numbers with mtbc.com.
Name Servers
mtbc.com uses two name servers for its delegation: ns31.domaincontrol.com and ns32.domaincontrol.com.
mtbc.com uses the same name servers as several other domains — among them 3dblazers.com, tunercult.com, bua.net and two more.
The two host names ns31.domaincontrol.com and ns32.domaincontrol.com each have a pair of IP addresses: ns31.domaincontrol.com has 97.74.105.16 and 2603:5:2191::10, and ns32.domaincontrol.com has 173.201.73.16 and 2603:5:2291::10.
Mail Servers
Mail for mtbc.com is handled by two mail servers — d157193a.ess.barracudanetworks.com and d157193b.ess.barracudanetworks.com.
Each of d157193a.ess.barracudanetworks.com and d157193b.ess.barracudanetworks.com has three IP addresses: 209.222.82.252, 209.222.82.253 and 209.222.82.255.
Both d157193a.ess.barracudanetworks.com and d157193b.ess.barracudanetworks.com resolve to 209.222.82.252 IP addresses each.
Both d157193a.ess.barracudanetworks.com and d157193b.ess.barracudanetworks.com resolve to 209.222.82.253 IP addresses each.
Both d157193a.ess.barracudanetworks.com and d157193b.ess.barracudanetworks.com resolve to 209.222.82.255 IP addresses each.