`techvalley.com.bd`

DNSSEC	⚠️ Not signed
A	103.163.246.85^{🇧🇩 OPTIMUS-AS-AP103.163.246.0/24 Optimus Technologies DBI Building, Level-04, 105 Shukrabad, Mirpur Road}
		PTR	`bmsrv5.limda.net`
NS	`earth.limda.net` ⭐
		A	2402:e20:0:68ee::1^{OPTIMUS-AS-AP2402:e20::/40 Junaid Miaje DBI Building, Level-04, 105 Shukrabad, Mirpur Road}
		A	103.163.246.7^{🇧🇩 OPTIMUS-AS-AP103.163.246.0/24 Optimus Technologies DBI Building, Level-04, 105 Shukrabad, Mirpur Road}
NS	`mars.limda.net`
		A	2001:df4:c140:1f::26f^{IDC-AS-AP2001:df4:c140::/48 Dromatics Systems Pte Ltd 30 N Gould St B, Sheridan, WY 82801, United States}
		A	45.127.32.121^{🇸🇬 IDC-AS-AP45.127.32.0/24 Dromatics Systems Pte Ltd 28 Kallang Place 05-08 Singapore 339518}
			PTR	`static.45.127.32.121.orangevps.com`
MX	`techvalley.com.bd` ⭐
		A	103.163.246.85^{🇧🇩 OPTIMUS-AS-AP103.163.246.0/24 Optimus Technologies DBI Building, Level-04, 105 Shukrabad, Mirpur Road}
			PTR	`bmsrv5.limda.net`
TXT	`v=spf1 +a +mx +ip4:103.163.246.85 ~all`
SOA	`earth.limda.net`notify@limda.net 2026-02-25 #5

`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=2025232893

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

MX for

techvalley.com.bd

Subdomains

mail.techvalley.com.bd

Same first word

Similar names

valleytech.com

thecvalley.com

valleytech.biz

valleytech.k12.ma.us

valleytech.net

valleytech.co.zw

valleytech.us

valleytech.org

DNS History

14 records (4 active, 10 former)

●NSearth.limda.net2026-03-16 → 2026-03-23 · 3 obs

○ 2026-02-16 03:07:38
● 2026-03-16 00:13:02
● 2026-03-23 20:34:24

●NSmars.limda.net2026-03-16 → 2026-03-23 · 3 obs

○ 2026-02-16 03:07:38
● 2026-03-16 00:13:02
● 2026-03-23 20:34:24

○NSns1.btclparked.com.bd2026-02-15 → 2026-02-16 · 5 obs

○ 2019-12-20 08:20:40
● 2026-02-15 01:34:24
● 2026-02-16 03:07:38
○ 2026-03-16 00:13:02
○ 2026-03-23 20:34:24

○NSns1.techvalley.com.bd2019-12-20 → 2019-12-20 · 3 obs

● 2019-12-20 08:20:40
○ 2026-02-15 01:34:24
○ 2026-03-23 20:34:24

○NSns1.yourdomain.com2019-12-20 → 2019-12-20 · 3 obs

● 2019-12-20 08:20:40
○ 2026-02-15 01:34:24
○ 2026-03-23 20:34:24

○NSns2.btclparked.com.bd2026-02-15 → 2026-02-16 · 5 obs

○ 2019-12-20 08:20:40
● 2026-02-15 01:34:24
● 2026-02-16 03:07:38
○ 2026-03-16 00:13:02
○ 2026-03-23 20:34:24

○NSns2.techvalley.com.bd2019-12-20 → 2019-12-20 · 3 obs

● 2019-12-20 08:20:40
○ 2026-02-15 01:34:24
○ 2026-03-23 20:34:24

○NSns3.btclparked.com.bd2026-02-15 → 2026-02-16 · 5 obs

○ 2019-12-20 08:20:40
● 2026-02-15 01:34:24
● 2026-02-16 03:07:38
○ 2026-03-16 00:13:02
○ 2026-03-23 20:34:24

○NSns3.techvalley.com.bd2019-12-20 → 2019-12-20 · 3 obs

● 2019-12-20 08:20:40
○ 2026-02-15 01:34:24
○ 2026-03-23 20:34:24

○MXmail.techvalley.com.bd2019-12-20 → 2026-02-16 · 4 obs

● 2019-12-20 08:20:40
● 2026-02-16 03:07:38
○ 2026-03-16 00:13:02
○ 2026-03-23 20:34:24

●MXtechvalley.com.bd2026-03-16 → 2026-03-23 · 3 obs

○ 2026-02-16 03:07:38
● 2026-03-16 00:13:02
● 2026-03-23 20:34:24

●A103.163.246.852026-03-16 → 2026-03-23 · 3 obs

○ 2026-02-16 03:07:38
● 2026-03-16 00:13:02
● 2026-03-23 20:34:24

○A123.49.12.1332026-02-15 → 2026-02-16 · 5 obs

○ 2019-12-20 08:20:40
● 2026-02-15 01:34:24
● 2026-02-16 03:07:38
○ 2026-03-16 00:13:02
○ 2026-03-23 20:34:24

○A172.245.168.1642019-12-20 → 2019-12-20 · 3 obs

● 2019-12-20 08:20:40
○ 2026-02-15 01:34:24
○ 2026-03-23 20:34:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
bd	dns.bd, jamuna.btcl.net.bd, bd-ns.anycast.pch.net, surma.btcl.net.bd	8 records
techvalley.com.bd	mars.limda.net, earth.limda.net	-

✅ Authoritative Response

Server:45.127.32.121

NS records: mars.limda.net, earth.limda.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1515ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.163.246.85`
NS	2	`mars.limda.net, earth.limda.net`
MX	1	`techvalley.com.bd (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:103.163.246.85 ~all`
SOA	1	`earth.limda.net notify.limda.net`

📌 Glue Records Collected

Total: 8

In-bailiwick: 6 (dns.bd, dns.bd, jamuna.btcl.net.bd...)

Out-of-bailiwick: 2 (bd-ns.anycast.pch.net, bd-ns.anycast.pch.net)

Analysis

Hierarchy

The parent of mail.techvalley.com.bd is techvalley.com.bd.

Mail Server Role

techvalley.com.bd serves as the mail server for techvalley.com.bd.

IP Addresses

techvalley.com.bd points to an IP address: 103.163.246.85.

other host names include bond.com.bd, bulksmsbd.com, photofocus.com.bd, universetechnologybd.com and gree-bd.com; they share IP numbers with techvalley.com.bd.

Name Servers

Two name servers earth.limda.net and mars.limda.net handle the delegation for techvalley.com.bd.

techvalley.com.bd shares the same name server setup as other domains, for instance haramainmart.com, clickdokan.com, diabetesstore.com.bd, speedonline.com.bd and educationnews.online.

techvalley.com.bd at least partially shares name servers with other domains, for instance eghost.net, sundalicollege.edu.bd, acousticabd.com, leadsak.com and sajaleahsan.com.

These name servers are commonly used with the following: eduso1.webhostns.com, eduso2.webhostns.com, ns1.whitelabelverse.com and ns2.whitelabelverse.com.

Host names with two IP numbers:

earth.limda.net points to 2402:e20:0:68ee::1 and 103.163.246.7.

mars.limda.net points to 2001:df4:c140:1f::26f and 45.127.32.121.

Mail Servers

techvalley.com.bd is handled by a single mail server.

The host name techvalley.com.bd points to IP 103.163.246.85.

techvalley.com.bd - robtex.com