4kengineering.com - robtex.com
4kengineering.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.159.37.38🇧🇩 EXONHOST-AS-AP103.159.37.0/24 ExonHost House 452 (4th Floor), Road 31, Mohakhali DOHS | ||||||
| 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 | 4kengineering.com ⭐ | ||||||
| A | 103.159.37.38🇧🇩 EXONHOST-AS-AP103.159.37.0/24 ExonHost House 452 (4th Floor), Road 31, Mohakhali DOHS | ||||||
| TXT | v=spf1 ip4:103.159.37.38 ip4:103.187.22.18 ip4:103.138.150.34 +mx +a +ip4:103... | ||||||
| SOA | bdns1.exonhost.comwebmaster@exonhost.com 2026-03-24 #6 | ||||||
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=1774382122 | ||||||
Subdomains
app.4kengineering.com |
DNS History
16 records (4 active, 12 former)
●NSbdns1.exonhost.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 20:00:28
●NSbdns2.exonhost.com2026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 20:00:28
○NSns07.domaincontrol.com2015-07-09 → 2015-07-09 · 3 obs
○ 2015-11-18 03:35:44
○ 2026-03-24 20:00:28
○NSns08.domaincontrol.com2015-07-09 → 2015-07-09 · 3 obs
○ 2015-11-18 03:35:44
○ 2026-03-24 20:00:28
○NSns33.eicra.net2017-02-14 → 2019-03-30 · 4 obs
● 2017-02-14 02:26:28
● 2019-03-30 17:49:24
○ 2026-03-24 20:00:28
○NSns34.eicra.net2017-02-14 → 2019-03-30 · 4 obs
● 2017-02-14 02:26:28
● 2019-03-30 17:49:24
○ 2026-03-24 20:00:28
○NSns43.eicra.net2015-11-18 → 2016-05-07 · 5 obs
● 2015-11-18 03:35:44
● 2016-05-07 12:37:58
○ 2017-02-14 02:26:28
○ 2026-03-24 20:00:28
○NSns44.eicra.net2015-11-18 → 2016-05-07 · 5 obs
● 2015-11-18 03:35:44
● 2016-05-07 12:37:58
○ 2017-02-14 02:26:28
○ 2026-03-24 20:00:28
●MX4kengineering.com2015-11-18 → 2026-03-24 · 3 obs
● 2015-11-18 03:35:44
● 2026-03-24 20:00:28
○MXmailstore1.secureserver.net2015-07-09 → 2015-07-09 · 3 obs
○ 2015-11-18 03:35:44
○ 2026-03-24 20:00:28
○MXsmtp.secureserver.net2015-07-09 → 2015-07-09 · 3 obs
○ 2015-11-18 03:35:44
○ 2026-03-24 20:00:28
●A103.159.37.382026-03-24 → 2026-03-24 · 2 obs
● 2026-03-24 20:00:28
○A108.163.129.252015-11-18 → 2016-05-07 · 5 obs
● 2015-11-18 03:35:44
● 2016-05-07 12:37:58
○ 2017-02-14 02:26:28
○ 2026-03-24 20:00:28
○A174.142.203.1642019-03-30 → 2019-03-30 · 3 obs
● 2019-03-30 17:49:24
○ 2026-03-24 20:00:28
○A50.63.202.402015-07-09 → 2015-07-09 · 3 obs
○ 2015-11-18 03:35:44
○ 2026-03-24 20:00:28
○A64.202.102.2312017-02-14 → 2017-02-14 · 4 obs
● 2017-02-14 02:26:28
○ 2019-03-30 17:49:24
○ 2026-03-24 20:00:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| 4kengineering.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 4kengineering.com (unsigned zone)
⏱️ Timing
Total: 759ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.159.37.38 |
| NS | 2 | bdns2.exonhost.com, bdns1.exonhost.com |
| MX | 1 | 4kengineering.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:103.159.37.38 ip4:103.187.22. |
| SOA | 1 | bdns1.exonhost.com webmaster.exonhost.co |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (bdns1.exonhost.com, bdns2.exonhost.com)
Analysis
Hierarchy
4kengineering.com is the parent of app.4kengineering.com.
IP Addresses
4kengineering.com points to a single IP number: 103.159.37.38.
other host names for instance mansworldbangladesh.com, labquestdiagnostics.net, app.4kengineering.com, ayaantec.com and garigadget.com share IP numbers with 4kengineering.com.
Name Servers
4kengineering.com is delegated to two name servers: bdns1.exonhost.com and bdns2.exonhost.com.
4kengineering.com shares the same name server setup as other domains, for example rongpolli.com, webkarigor.com, beaconit.org, choronjugol.com and zhsust.edu.bd.
4kengineering.com at least partially shares name servers with other domains, for instance bdwaterpurifier.com, ezzyshopbd.com, totalactivesports.com, perfumebangladesh.com and gomti.com.bd.
These name servers are commonly used with ns1.exonhost.com, ns2.exonhost.com, ev1.classicit.org and ev2.classicit.org.
Host names with one IP number:
The host bdns1.exonhost.com points to 103.148.14.28 and the host bdns2.exonhost.com points to 103.187.23.183.
Mail Servers
One mail server handles 4kengineering.com.
Host name 4kengineering.com points to IP address 103.159.37.38.