btsource.com.bd - dns.ninja
btsource.com.bd
| DNSSEC | ⚠️ Not signed | ||||||
| A | 131.153.165.43🇺🇸 AS46385131.153.165.0/24 | ||||||
| PTR | server4.webhostbd.net | ||||||
| NS | ns5.webhostbd.net ⭐ ⚠️ Not in parent delegation | ||||||
| A | 131.153.165.43🇺🇸 AS46385131.153.165.0/24 | ||||||
| PTR | server4.webhostbd.net | ||||||
| NS | ns1.webhostbd.net ⚠️ Not in zone NS records | ||||||
| A | 45.76.79.121🇺🇸 AS-VULTR45.76.64.0/20 Vultr Assigned Prefix | ||||||
| PTR | 45.76.79.121.vultrusercontent.com | ||||||
| NS | ns2.webhostbd.net ⚠️ Not in zone NS records | ||||||
| A | 139.162.19.72🇸🇬 AKAMAI-LINODE-AP139.162.0.0/19 Akamai Technologies | ||||||
| PTR | 139-162-19-72.ip.linodeusercontent.com | ||||||
| NS | ns6.webhostbd.net ⚠️ Not in parent delegation | ||||||
| A | 131.153.165.43🇺🇸 AS46385131.153.165.0/24 | ||||||
| PTR | server4.webhostbd.net | ||||||
| MX | btsource.com.bd ⭐ | ||||||
| A | 131.153.165.43🇺🇸 AS46385131.153.165.0/24 | ||||||
| PTR | server4.webhostbd.net | ||||||
| TXT | v=spf1 +a +mx +ip4:131.153.165.43 ~all | ||||||
| SOA | ns5.webhostbd.netsystem@webhostbd.com 2026-04-05 #2 | ||||||
com.bd
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns.bd ⭐ ⚠️ Not in parent delegation | ||||||
| NS | bd-ns.anycast.pch.net ⚠️ Not in parent delegation | ||||||
| NS | jamuna.btcl.net.bd ⚠️ Not in parent delegation | ||||||
| NS | surma.btcl.net.bd ⚠️ Not in parent delegation | ||||||
| SOA | dns.bdroot@dns.bd serial=2025259663 | ||||||
WOT: SAFE (61/100)
MX for
btsource.com.bd |
Same first word
Similar names
DNS History
19 records (6 active, 13 former)
○NSkira.ns.cloudflare.com2026-02-16 → 2026-02-28 · 4 obs
● 2026-02-28 06:44:44
○ 2026-03-30 18:37:02
○ 2026-07-24 06:26:16
○NSns1.btclparked.com.bd2026-03-30 → 2026-04-04 · 5 obs
● 2026-03-30 18:37:02
● 2026-04-04 11:52:50
○ 2026-04-09 07:55:58
○ 2026-07-24 06:26:16
●NSns1.webhostbd.net2026-04-09 → 2026-07-24 · 3 obs
● 2026-04-09 07:55:58
● 2026-07-24 06:26:16
○NSns2.btclparked.com.bd2026-03-30 → 2026-04-04 · 5 obs
● 2026-03-30 18:37:02
● 2026-04-04 11:52:50
○ 2026-04-09 07:55:58
○ 2026-07-24 06:26:16
●NSns2.webhostbd.net2026-04-09 → 2026-07-24 · 3 obs
● 2026-04-09 07:55:58
● 2026-07-24 06:26:16
○NSns3.btclparked.com.bd2026-03-30 → 2026-04-04 · 5 obs
● 2026-03-30 18:37:02
● 2026-04-04 11:52:50
○ 2026-04-09 07:55:58
○ 2026-07-24 06:26:16
●NSns5.webhostbd.net2026-04-09 → 2026-07-24 · 3 obs
● 2026-04-09 07:55:58
● 2026-07-24 06:26:16
●NSns6.webhostbd.net2026-04-09 → 2026-07-24 · 3 obs
● 2026-04-09 07:55:58
● 2026-07-24 06:26:16
○NSrommy.ns.cloudflare.com2026-02-16 → 2026-02-28 · 4 obs
● 2026-02-28 06:44:44
○ 2026-03-30 18:37:02
○ 2026-07-24 06:26:16
○MX_dc-mx.880d593223a3.btsource.com.bd2026-02-16 → 2026-02-28 · 4 obs
● 2026-02-28 06:44:44
○ 2026-03-30 18:37:02
○ 2026-07-24 06:26:16
●MXbtsource.com.bd2026-04-09 → 2026-07-24 · 3 obs
● 2026-04-09 07:55:58
● 2026-07-24 06:26:16
○A104.21.62.1512026-02-16 → 2026-02-20 · 4 obs
● 2026-02-20 04:22:32
○ 2026-02-28 06:44:44
○ 2026-07-24 06:26:16
○A123.49.12.1332026-03-30 → 2026-04-04 · 5 obs
● 2026-03-30 18:37:02
● 2026-04-04 11:52:50
○ 2026-04-09 07:55:58
○ 2026-07-24 06:26:16
●A131.153.165.432026-04-09 → 2026-07-24 · 3 obs
● 2026-04-09 07:55:58
● 2026-07-24 06:26:16
○A172.64.80.12026-02-28 → 2026-02-28 · 4 obs
● 2026-02-28 06:44:44
○ 2026-03-30 18:37:02
○ 2026-07-24 06:26:16
○A172.67.136.1832026-02-16 → 2026-02-20 · 4 obs
● 2026-02-20 04:22:32
○ 2026-02-28 06:44:44
○ 2026-07-24 06:26:16
○A2606:4700:130:436c:6f75:6466:6c61:72652026-02-28 → 2026-02-28 · 4 obs
● 2026-02-28 06:44:44
○ 2026-03-30 18:37:02
○ 2026-07-24 06:26:16
○A2606:4700:3036::6815:3e972026-02-16 → 2026-02-20 · 4 obs
● 2026-02-20 04:22:32
○ 2026-02-28 06:44:44
○ 2026-07-24 06:26:16
○A2606:4700:3036::ac43:88b72026-02-16 → 2026-02-20 · 4 obs
● 2026-02-20 04:22:32
○ 2026-02-28 06:44:44
○ 2026-07-24 06:26:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| bd | dns.bd, jamuna.btcl.net.bd, surma.btcl.net.bd, bd-ns.anycast.pch.net | 8 records |
| btsource.com.bd | ns2.webhostbd.net, ns1.webhostbd.net | - |
✅ Authoritative Response
Server:45.76.79.121
NS records: ns2.webhostbd.net, ns1.webhostbd.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for btsource.com.bd (unsigned zone)
⏱️ Timing
Total: 3296ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 131.153.165.43 |
| NS | 2 | ns6.webhostbd.net, ns5.webhostbd.net |
| MX | 1 | btsource.com.bd (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:131.153.165.43 ~all |
| SOA | 1 | ns5.webhostbd.net system.webhostbd.com |
📌 Glue Records Collected
Total: 8
In-bailiwick: 6 (dns.bd, surma.btcl.net.bd, jamuna.btcl.net.bd...)
Out-of-bailiwick: 2 (bd-ns.anycast.pch.net, bd-ns.anycast.pch.net)
Analysis
Mail Server Role
btsource.com.bd handles its own mail, functioning as its own mail server.
IP Addresses
btsource.com.bd resolves to just one IP address, 131.153.165.43.
Two other host names, along with idealsatkhira.org, medilabbd.com and webmail.solution-bd.com, also share IP numbers with btsource.com.bd.
Name Servers
The NS records for btsource.com.bd point to four name servers: ns1.webhostbd.net, ns2.webhostbd.net, ns5.webhostbd.net and ns6.webhostbd.net.
btsource.com.bd has at least partial name server overlap with other domains, such as datazoinfotech.com.bd, bci.edu.bd, famoushospital.com and two others.
It is common to see these name servers used together with name servers ns7.webhostbd.net and ns8.webhostbd.net.
The four hosts ns1.webhostbd.net, ns2.webhostbd.net, ns5.webhostbd.net and ns6.webhostbd.net each map to one IP address: ns1.webhostbd.net to 45.76.79.121, ns2.webhostbd.net to 139.162.19.72 and ns5.webhostbd.net and ns6.webhostbd.net both to 131.153.165.43 (a shared address).
ns5.webhostbd.net and ns6.webhostbd.net each have 131.153.165.43 IP addresses.
Mail Servers
btsource.com.bd is served by just one mail server: btsource.com.bd.
btsource.com.bd resolves to 131.153.165.43 and no other IP number.