cbtusb.com - robtex.com
cbtusb.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 34.209.195.255🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix | ||||||
| PTR | ec2-34-209-195-255.us-west-2.compute.amazonaws.com | ||||||
| NS | ns1.cbtusb.com ⭐ | ||||||
| A | 18.205.186.231🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-18-205-186-231.compute-1.amazonaws.com | ||||||
| NS | ns1.csof.net | ||||||
| A | 18.205.186.231🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-18-205-186-231.compute-1.amazonaws.com | ||||||
| NS | ns2.csof.net | ||||||
| A | 23.21.178.27🇺🇸 Amazon23.20.0.0/15 EC2 IAD prefix | ||||||
| PTR | ec2-23-21-178-27.compute-1.amazonaws.com | ||||||
| NS | ns3.csof.net | ||||||
| A | 3.214.185.54🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix | ||||||
| PTR | ec2-3-214-185-54.compute-1.amazonaws.com | ||||||
| NS | ns4.csof.net | ||||||
| A | 52.20.19.77🇺🇸 Amazon52.20.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-52-20-19-77.compute-1.amazonaws.com | ||||||
| MX | mx1.cbtusb.com ⭐ | ||||||
| A | 46.4.12.146🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3 | ||||||
| MX | mx2.cbtusb.com ⭐ | ||||||
| A | 46.4.10.173🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3 | ||||||
| TXT | v=spf1 include:_incspfcheck.mailspike.net ?all | ||||||
| SOA | ns1.cbtusb.comhostmaster@cbtusb.com serial=1785849263 | ||||||
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=1785858159 | ||||||
Same first word
cbtusb.com |
Similar names
bctbus.com |
btcsub.com |
bustbc.com |
cbtbus.com |
usbbtc.com |
uctbbs.com |
bbcust.com |
subbtc.com |
tbcbus.net |
tucbbs.com.ar |
ctbbsu.com |
tbcbus.com |
btcusb.com |
DNS History
8 records (8 active, 0 former)
●NSns1.cbtusb.com2026-08-01 → 2026-08-04 · 2 obs
● 2026-08-04 16:10:04
●MXmx1.cbtusb.com2026-08-01 → 2026-08-04 · 2 obs
● 2026-08-04 16:10:04
●MXmx2.cbtusb.com2026-08-01 → 2026-08-04 · 2 obs
● 2026-08-04 16:10:04
●A34.209.195.2552026-08-01 → 2026-08-04 · 2 obs
● 2026-08-04 16:10:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| cbtusb.com | ns1.csof.net, ns2.csof.net, ns4.csof.net, ns3.csof.net | - |
✅ Authoritative Response
Server:52.20.19.77
NS records: ns1.csof.net, ns2.csof.net, ns4.csof.net, ns3.csof.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cbtusb.com (unsigned zone)
⏱️ Timing
Total: 908ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 34.209.195.255 |
| NS | 4 | ns1.csof.net, ns3.csof.net... |
| MX | 2 | mx2.cbtusb.com (pri: 10), mx1.cbtusb.com (pri: 10) |
| TXT | 1 | v=spf1 include:_incspfcheck.mailspike.ne |
| SOA | 1 | ns1.cbtusb.com hostmaster.cbtusb.com |
Analysis
IP Addresses
cbtusb.com directs to one IP number, which is 34.209.195.255.
Among the host names that share IP numbers with cbtusb.com are nutqauytva1413xyzf114zzz3.com, c41d40f3cad9ea175d40a1d98993d9fb.xyz, github.gitextensions.org and two others.
Name Servers
The authoritative name servers for cbtusb.com are ns1.cbtusb.com, ns1.csof.net, ns2.csof.net and two others.
cbtusb.com partially shares its NS delegation with several other domains, including gjasiptkjpvfpnrgbptv.com, ptrcxmnrpayncvohnprp.com, minndarespo.icu and two others.
These name servers are regularly seen alongside ns3.csof.net and ns4.csof.net as name servers.
Hosts that resolve to one IP address:
ns1.cbtusb.com resolves to 18.205.186.231.
ns1.csof.net resolves to 18.205.186.231.
ns2.csof.net resolves to 23.21.178.27.
ns3.csof.net resolves to 3.214.185.54.
ns4.csof.net resolves to 52.20.19.77.
The host names ns1.cbtusb.com and ns1.csof.net both resolve to 18.205.186.231 IP addresses.
Mail Servers
The MX records for cbtusb.com point to two mail servers: mx1.cbtusb.com and mx2.cbtusb.com.
mx1.cbtusb.com resolves to 46.4.12.146. mx2.cbtusb.com resolves to 46.4.10.173. Both host names point to a single IP number.