ctbbd.com - dns.ninja
ctbbd.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.159.36.10🇧🇩 PURPLEITLTD-AS-AP103.159.36.0/24 Purple IT Ltd House 452 (4th Floor), Road 31, Mohakhali DOHS | ||||||
| PTR | bd01.exonhost.com | ||||||
| NS | bdns1.exonhost.com ⭐ | ||||||
| A | 103.148.14.28🇧🇩 CFHIL-AS-AP103.148.14.0/24 Code For Host Inc Ltd Monir Uddin Complex | ||||||
| NS | bdns2.exonhost.com | ||||||
| A | 103.187.23.183🇧🇩 EXONHOST-AS-AP103.187.23.0/24 Saleh Ahmed House 452 (4th Floor), Road 31, Mohakhali DOHS, Dhaka 1206 | ||||||
| MX | ctbbd.com ⭐ | ||||||
| A | 103.159.36.10🇧🇩 PURPLEITLTD-AS-AP103.159.36.0/24 Purple IT Ltd House 452 (4th Floor), Road 31, Mohakhali DOHS | ||||||
| PTR | bd01.exonhost.com | ||||||
| TXT | v=spf1 +a +mx +ip4:103.159.36.10 ~all | ||||||
| SOA | bdns1.exonhost.comwebmaster@exonhost.com 2023-02-06 #1 | ||||||
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=1786050999 | ||||||
MX for
ctbbd.com |
Same first word
ctbbd.com |
Similar names
DNS History
6 records (4 active, 2 former)
●NSbdns1.exonhost.com2026-03-15 → 2026-08-06 · 3 obs
● 2026-03-15 10:23:10
● 2026-08-06 21:41:56
●NSbdns2.exonhost.com2026-03-15 → 2026-08-06 · 3 obs
● 2026-03-15 10:23:10
● 2026-08-06 21:41:56
○NSns1.alidns.com2017-02-19 → 2017-02-19 · 3 obs
○ 2020-02-11 07:08:08
○ 2026-08-06 21:41:56
○NSns2.alidns.com2017-02-19 → 2017-02-19 · 3 obs
○ 2020-02-11 07:08:08
○ 2026-08-06 21:41:56
●MXctbbd.com2026-03-15 → 2026-08-06 · 2 obs
● 2026-08-06 21:41:56
●A103.159.36.102026-03-15 → 2026-08-06 · 2 obs
● 2026-08-06 21:41:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, m.gtld-servers.net, c.gtld-servers.net, k.gtld-servers.net... | - |
| ctbbd.com | bdns1.exonhost.com, bdns2.exonhost.com | 2 records |
✅ Authoritative Response
Server:103.187.23.183
NS records: bdns1.exonhost.com, bdns2.exonhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ctbbd.com (unsigned zone)
⏱️ Timing
Total: 677ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.159.36.10 |
| NS | 2 | bdns2.exonhost.com, bdns1.exonhost.com |
| MX | 1 | ctbbd.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:103.159.36.10 ~all |
| SOA | 1 | bdns1.exonhost.com webmaster.exonhost.co |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (bdns1.exonhost.com, bdns2.exonhost.com)
Analysis
Mail Server Role
ctbbd.com is listed as a mail server for itself.
IP Addresses
ctbbd.com resolves to one IP address: 103.159.36.10.
iec-b.com, rezwanit.com, www.app.opussolutionsbd.com and two other host names share IP numbers with ctbbd.com.
Name Servers
DNS delegation for ctbbd.com points to two name servers: bdns1.exonhost.com and bdns2.exonhost.com.
ctbbd.com uses the same name servers as several other domains — among them combinedleatherbd.com, nightdressbd.xyz, muhammadraj.com and two more.
The name servers of ctbbd.com overlap at least partially with those of other domains — among them solutionshopbd.com, porartha.org, ezzyshopbd.com and two more.
These name servers commonly co-occur with the name servers ns1.cprapid.com, ns2.cprapid.com, bdns1.whitelabelwebserver.com and bdns2.whitelabelwebserver.com.
Both bdns1.exonhost.com and bdns2.exonhost.com have a single IP address each — bdns1.exonhost.com resolves to 103.148.14.28 while bdns2.exonhost.com resolves to 103.187.23.183.
Mail Servers
Mail for ctbbd.com is handled by one mail server — ctbbd.com.
ctbbd.com has exactly one IP number: 103.159.36.10.