`techsangbad.com.bd`

DNSSEC	⚠️ Not signed
A	103.16.74.74^{🇧🇩 BDCOM-BD-AS-AP103.16.74.0/24 BDCOM Online Limited House 75, Road 5/A Satmasjid Road, 5th Floor Dhanmondi}
		PTR	`cloud.prohost.com.bd`
NS	`dns0.bdcom.com` ⭐
NS	`dns1.bdcom.com`
		A	2403:4000:0:2::3^{🇧🇩 BDCOM-BD-AS-AP2403:4000::/32 BDCOM IPv6 Prefix}
			PTR	`dns1.bdcom.com`
		A	210.4.77.180^{🇧🇩 BDCOM-BD-AS-AP210.4.77.0/24 BDCOM Online Limited House 75, Road 5/A Satmasjid Road, 5th Floor Dhanmondi}
			PTR	`dns1.bdcom.com`
NS	`dns2.bdcom.com`
		A	2403:4000:0:2::4^{🇧🇩 BDCOM-BD-AS-AP2403:4000::/32 BDCOM IPv6 Prefix}
			PTR	`dns2.bdcom.com`
		A	210.4.77.181^{🇧🇩 BDCOM-BD-AS-AP210.4.77.0/24 BDCOM Online Limited House 75, Road 5/A Satmasjid Road, 5th Floor Dhanmondi}
			PTR	`dns2.bdcom.com`
MX	`mail.techsangbad.com.bd` ⭐
		A	103.16.74.74^{🇧🇩 BDCOM-BD-AS-AP103.16.74.0/24 BDCOM Online Limited House 75, Road 5/A Satmasjid Road, 5th Floor Dhanmondi}
			PTR	`cloud.prohost.com.bd`
TXT	`v=spf1 +a +mx +ip4:103.16.74.74 ?all`
SOA	`dns0.bdcom.com`bashar@bdcom.com 2019-02-20 #17

`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.bd`root@dns.bd serial=2025232765

WOT: UNKNOWN (61/100)
WOT: SAFE (63/100)

Subdomains

mail.techsangbad.com.bd

www.techsangbad.com.bd

DNS History

6 records (5 active, 1 former)

●NSdns0.bdcom.com2026-03-22 → 2026-03-22 · 3 obs

○ 2018-10-06 01:18:58
● 2026-03-22 09:04:36
● 2026-03-22 16:30:40

●NSdns1.bdcom.com2018-10-06 → 2026-03-22 · 2 obs

● 2018-10-06 01:18:58
● 2026-03-22 16:30:40

●NSdns2.bdcom.com2018-10-06 → 2026-03-22 · 2 obs

● 2018-10-06 01:18:58
● 2026-03-22 16:30:40

●MXmail.techsangbad.com.bd2018-10-06 → 2026-03-22 · 2 obs

● 2018-10-06 01:18:58
● 2026-03-22 16:30:40

●A103.16.74.742026-03-22 → 2026-03-22 · 3 obs

○ 2018-10-06 01:18:58
● 2026-03-22 09:04:36
● 2026-03-22 16:30:40

○A210.4.77.1842018-10-06 → 2018-10-06 · 3 obs

● 2018-10-06 01:18:58
○ 2026-03-22 09:04:36
○ 2026-03-22 16:30:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
bd	dns.bd, bd-ns.anycast.pch.net, surma.btcl.net.bd, jamuna.btcl.net.bd	8 records
techsangbad.com.bd	dns2.bdcom.com, dns1.bdcom.com	-

✅ Authoritative Response

Server: 210.4.77.180

NS records: dns2.bdcom.com, dns1.bdcom.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for techsangbad.com.bd (unsigned zone)

⏱️ Timing

Total: 2054ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.16.74.74`
NS	2	`dns2.bdcom.com, dns1.bdcom.com`
MX	1	`mail.techsangbad.com.bd (pri: 10)`
TXT	1	`v=spf1 +a +mx +ip4:103.16.74.74 ?all`
SOA	1	`dns0.bdcom.com bashar.bdcom.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

Hierarchy

techsangbad.com.bd is parent of mail.techsangbad.com.bd and www.techsangbad.com.bd.

IP Addresses

techsangbad.com.bd points to a single IP number: 103.16.74.74.

other host names for instance mail.ctrends-software.com, rajshahionline.com.bd, cloud.prohost.com.bd, norbanfashion.com and skybd.biz share IP numbers with techsangbad.com.bd.

Name Servers

techsangbad.com.bd is delegated to three name servers: dns0.bdcom.com, dns1.bdcom.com and dns2.bdcom.com.

techsangbad.com.bd at least partially shares name servers with other domains, for instance bdcom.com.bd, ullbd.com, banglapedia.org.bd, 80.40.119.in-addr.arpa and maasranga.tv.

These name servers are commonly used with the name servers mail.mghgroup.com.

Host names with two IP numbers:

dns1.bdcom.com points to 2403:4000:0:2::3 and 210.4.77.180

dns2.bdcom.com points to 2403:4000:0:2::4 and 210.4.77.181

Mail Servers

techsangbad.com.bd is handled by a single mail server, mail.techsangbad.com.bd.

Host name mail.techsangbad.com.bd points to IP address 103.16.74.74.

techsangbad.com.bd - robtex.com