cbtxpress.com - dns.ninja
cbtxpress.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 47.206.71.177🇺🇸 ASN-ELIX47.206.0.0/16 | ||||||
| PTR | static-47-206-71-177.mias.fl.frontiernet.net | ||||||
| NS | ns1.cbtdirect.com ⭐ | ||||||
| A | 47.206.71.202🇺🇸 ASN-ELIX47.206.0.0/16 | ||||||
| PTR | static-47-206-71-202.mias.fl.frontiernet.net | ||||||
| NS | ns2.cbtdirect.com | ||||||
| A | 47.206.71.178🇺🇸 ASN-ELIX47.206.0.0/16 | ||||||
| PTR | static-47-206-71-178.mias.fl.frontiernet.net | ||||||
| NS | ns2.smartcertify.com | ||||||
| MX | hercules.cbtdirect.com ⭐ | ||||||
| A | 47.206.71.176🇺🇸 ASN-ELIX47.206.0.0/16 | ||||||
| PTR | hercules.cbtdirect.com | ||||||
| TXT | google-site-verification=yGjz7_mIlyM8BjDPz_QWtLOTKgoMPKNTUZFTf4EmM2E | ||||||
| TXT | v=spf1 mx ~all | ||||||
| SOA | ns1.cbtdirect.comadmin@cbtdirect.com 2007-10-10 #26 | ||||||
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=1783075811 | ||||||
Same first word
cbtxpress.com |
Similar names
DNS History
10 records (5 active, 5 former)
○NSns01.domaincontrol.com2015-05-27 → 2015-05-27 · 3 obs
○ 2015-11-03 14:32:50
○ 2026-07-03 11:05:32
○NSns02.domaincontrol.com2015-05-27 → 2015-05-27 · 3 obs
○ 2015-11-03 14:32:50
○ 2026-07-03 11:05:32
●NSns1.cbtdirect.com2015-11-03 → 2026-07-03 · 3 obs
● 2015-11-03 14:32:50
● 2026-07-03 11:05:32
●NSns2.cbtdirect.com2015-11-03 → 2026-07-03 · 3 obs
● 2015-11-03 14:32:50
● 2026-07-03 11:05:32
●NSns2.smartcertify.com2015-11-03 → 2026-07-03 · 3 obs
● 2015-11-03 14:32:50
● 2026-07-03 11:05:32
●MXhercules.cbtdirect.com2015-11-03 → 2026-07-03 · 3 obs
● 2015-11-03 14:32:50
● 2026-07-03 11:05:32
○MXhercules.cbtxpress.com2015-05-27 → 2015-05-27 · 3 obs
○ 2015-11-03 14:32:50
○ 2026-07-03 11:05:32
○A208.109.107.1412015-05-27 → 2015-05-27 · 3 obs
○ 2015-11-03 14:32:50
○ 2026-07-03 11:05:32
●A47.206.71.1772021-09-15 → 2026-07-03 · 3 obs
● 2021-09-15 03:37:26
● 2026-07-03 11:05:32
○A71.40.177.2462015-11-03 → 2018-05-05 · 5 obs
● 2015-11-03 14:32:50
● 2018-05-05 05:28:38
○ 2021-09-15 03:37:26
○ 2026-07-03 11:05:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cbtxpress.com | ns2.smartcertify.com, ns1.cbtdirect.com, ns2.cbtdirect.com | 3 records |
✅ Authoritative Response
Server:47.206.71.202
NS records: ns2.smartcertify.com, ns1.cbtdirect.com, ns2.cbtdirect.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cbtxpress.com (unsigned zone)
⏱️ Timing
Total: 1741ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 47.206.71.177 |
| NS | 3 | ns2.smartcertify.com, ns1.cbtdirect.com... |
| MX | 1 | hercules.cbtdirect.com (pri: 10) |
| TXT | 2 | v=spf1 mx ~all, google-site-verification=yGjz7_mIlyM8BjD |
| SOA | 1 | ns1.cbtdirect.com admin.cbtdirect.com |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns2.smartcertify.com, ns1.cbtdirect.com, ns2.cbtdirect.com)
Analysis
IP Addresses
cbtxpress.com resolves to just one IP address, 47.206.71.177.
Two other host names, along with linux-certification-training.com, sphr-certification-training.com and ccna-certification-training.com, also share IP numbers with cbtxpress.com.
Name Servers
cbtxpress.com carries NS records delegating to ns1.cbtdirect.com, ns2.cbtdirect.com and ns2.smartcertify.com.
The name servers of cbtxpress.com overlap at least partially with those of other domains — among them linux-certification-training.com, sphr-certification-training.com, ccna-certification-training.com and two more.
These name servers commonly appear alongside the name servers oz and ns2.smartcertifiy.com.
Both ns1.cbtdirect.com and ns2.cbtdirect.com have a single IP address each — ns1.cbtdirect.com resolves to 47.206.71.202 while ns2.cbtdirect.com resolves to 47.206.71.178.
Mail Servers
The sole mail server for cbtxpress.com is hercules.cbtdirect.com.
Mail server setup for cbtxpress.com matches that of other domains, among them cbtdirect.com.
hercules.cbtdirect.com carries a single IP number, which is 47.206.71.176.