cbtholdings.com - robtex.com
cbtholdings.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=1778526141 | ||||||
Previously MX for
cbtholdings.com |
Same first word
cbtholdings.com |
Similar names
DNS History
13 records (3 active, 10 former)
○NSns1.dnsprincipal.com2015-06-22 → 2016-04-04 · 4 obs
● 2016-04-04 13:07:22
○ 2016-09-18 00:55:34
○ 2026-05-11 19:16:20
●NSns1.hkbnes.net.hk2026-03-25 → 2026-05-11 · 3 obs
● 2026-03-25 00:10:56
● 2026-05-11 19:16:20
○NSns2.dnsprincipal.com2015-06-22 → 2016-04-04 · 4 obs
● 2016-04-04 13:07:22
○ 2016-09-18 00:55:34
○ 2026-05-11 19:16:20
●NSns2.hkbnes.net.hk2026-03-25 → 2026-05-11 · 3 obs
● 2026-03-25 00:10:56
● 2026-05-11 19:16:20
○NSns215.gconex.com2016-09-18 → 2016-09-18 · 4 obs
● 2016-09-18 00:55:34
○ 2017-11-01 03:34:56
○ 2026-05-11 19:16:20
○NSns216.gconex.com2016-09-18 → 2016-09-18 · 4 obs
● 2016-09-18 00:55:34
○ 2017-11-01 03:34:56
○ 2026-05-11 19:16:20
○NSns69.domaincontrol.com2017-11-01 → 2017-11-01 · 4 obs
● 2017-11-01 03:34:56
○ 2026-03-25 00:10:56
○ 2026-05-11 19:16:20
○NSns70.domaincontrol.com2017-11-01 → 2017-11-01 · 4 obs
● 2017-11-01 03:34:56
○ 2026-03-25 00:10:56
○ 2026-05-11 19:16:20
●MXcbtholdings-com.mail.protection.outlook.com2026-03-25 → 2026-05-11 · 3 obs
● 2026-03-25 00:10:56
● 2026-05-11 19:16:20
○MXcbtholdings.com2015-06-22 → 2016-09-18 · 4 obs
● 2016-09-18 00:55:34
○ 2017-11-01 03:34:56
○ 2026-05-11 19:16:20
○A190.9.34.802016-09-18 → 2016-09-18 · 4 obs
● 2016-09-18 00:55:34
○ 2017-11-01 03:34:56
○ 2026-05-11 19:16:20
○A200.6.158.1102015-06-22 → 2016-04-04 · 4 obs
● 2016-04-04 13:07:22
○ 2016-09-18 00:55:34
○ 2026-05-11 19:16:20
○A50.63.202.852017-11-01 → 2017-11-01 · 4 obs
● 2017-11-01 03:34:56
○ 2026-03-25 00:10:56
○ 2026-05-11 19:16:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| cbtholdings.com | ns1.hkbnes.net.hk, ns2.hkbnes.net.hk | - |
✅ Authoritative Response
Server:175.45.33.250
NS records: ns1.hkbnes.net.hk, ns2.hkbnes.net.hk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cbtholdings.com (unsigned zone)
⏱️ Timing
Total: 4610ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns2.hkbnes.net.hk, ns1.hkbnes.net.hk |
| MX | 1 | cbtholdings-com.mail.protection.outlook. |
| TXT | 2 | v=spf1 include:spf.protection.outlook.co, MS=ms18981571 |
| SOA | 1 | ns1.hkbnes.net.hk hostmaster.hkbnes.net. |
Analysis
Name Servers
cbtholdings.com's delegation uses two name servers: ns1.hkbnes.net.hk and ns2.hkbnes.net.hk.
cbtholdings.com uses the same name server setup as other domains, such as 83.255.218.in-addr.arpa, 240.232.220.in-addr.arpa, tiffanymaterials.com, 133.17.210.in-addr.arpa and 176.78.101.in-addr.arpa.
cbtholdings.com at least partially shares name servers with other domains, including 187.92.116.in-addr.arpa, diagnostix.com.hk, novalis-intl.com, ctep.com.hk and asia-mac.com.
These name servers are commonly used with ns1.wharfttidc.com, ns2.wharfttidc.com, ns2.wtt.net.hk, ns1.wtt.net.hk, ns1.pacific.net.hk and ns2.pacific.net.hk.
Host names with two IPs:
ns1.hkbnes.net.hk points to 2407:8000:15:17:175:45:33:250 and 175.45.33.250
ns2.hkbnes.net.hk points to 2407:8000:15:17:59:152:248:250 and 59.152.248.250
Mail Servers
A single mail server handles cbtholdings.com, cbtholdings-com.mail.protection.outlook.com.
cbtholdings-com.mail.protection.outlook.com has six IPs: 2a01:111:f403:cc09::, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0 and 52.101.157.80.