`duostech.com`

DNSSEC	⚠️ Not signed
A	34.174.54.77^{🇺🇸 Google34.174.0.0/17}
		PTR	`77.54.174.34.bc.googleusercontent.com`
NS	`ns99.worldnic.com` ⭐
		A	162.159.26.217^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns100.worldnic.com`
		A	162.159.27.155^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`duostech-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c903::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr02cu00503.inbound.protection.outlook.com`
		A	2a01:111:f403:c91d::b^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr02cu00603.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::6^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch5pr02cu00406.inbound.protection.outlook.com`
		A	2a01:111:f403:f90d::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr0501cu00301.inbound.protection.outlook.com`
		A	52.101.9.11^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr04cu00103.inbound.protection.outlook.com`
		A	52.101.10.5^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr04cu00105.inbound.protection.outlook.com`
		A	52.101.11.7^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.41.22^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00406.inbound.protection.outlook.com`
TXT	`google-site-verification=jJskINMSbn1bVlIDmci8kjuuAxTxuNOL7kG1sOEi7Gg`
TXT	`pn5f12o9jbn2ub3q31dklgarum`
TXT	`v=spf1 include:spf.protection.outlook.com include:zcsend.net include:sendgrid...`
TXT	`apple-domain-verification=bpAzrf3wSbjDV6CK`
SOA	`NS99.WORLDNIC.com`namehost@WORLDNIC.com serial=126061013

`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.net`nstld@verisign-grs.com serial=1786216934

Subdomains

mail.duostech.com

ns1.duostech.com

Same first word

duostech.net

duostech.com

Similar names

DNS History

9 records (4 active, 5 former)

○NSdmzdc1.echdmz.com2015-06-04 → 2016-07-01 · 4 obs

● 2015-06-04 23:18:38
● 2016-07-01 09:04:16
○ 2026-02-17 13:34:46
○ 2026-08-08 19:43:26

○NSdmzdc2.echdmz.com2015-06-04 → 2016-07-01 · 6 obs

● 2015-06-04 23:18:38
○ 2015-11-17 11:50:50
○ 2016-03-02 05:47:20
● 2016-07-01 09:04:16
○ 2026-02-17 13:34:46
○ 2026-08-08 19:43:26

○NSns1.ech.com2015-06-04 → 2016-07-01 · 4 obs

● 2015-06-04 23:18:38
● 2016-07-01 09:04:16
○ 2026-02-17 13:34:46
○ 2026-08-08 19:43:26

●NSns100.worldnic.com2026-02-17 → 2026-08-08 · 3 obs

○ 2016-07-01 09:04:16
● 2026-02-17 13:34:46
● 2026-08-08 19:43:26

○NSns2.ech.com2015-06-04 → 2016-07-01 · 4 obs

● 2015-06-04 23:18:38
● 2016-07-01 09:04:16
○ 2026-02-17 13:34:46
○ 2026-08-08 19:43:26

●NSns99.worldnic.com2026-02-17 → 2026-08-08 · 3 obs

○ 2016-07-01 09:04:16
● 2026-02-17 13:34:46
● 2026-08-08 19:43:26

●MXduostech-com.mail.protection.outlook.com2015-06-04 → 2026-08-08 · 2 obs

● 2015-06-04 23:18:38
● 2026-08-08 19:43:26

●A34.174.54.772026-02-17 → 2026-08-08 · 3 obs

○ 2016-07-01 09:04:16
● 2026-02-17 13:34:46
● 2026-08-08 19:43:26

○A97.65.152.2342015-06-04 → 2016-07-01 · 4 obs

● 2015-06-04 23:18:38
● 2016-07-01 09:04:16
○ 2026-02-17 13:34:46
○ 2026-08-08 19:43:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net...	-
duostech.com	ns99.worldnic.com, ns100.worldnic.com	2 records

✅ Authoritative Response

Server:162.159.27.155

NS records: ns99.worldnic.com, ns100.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duostech.com (unsigned zone)

⏱️ Timing

Total: 507ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`34.174.54.77`
NS	2	`ns99.worldnic.com, ns100.worldnic.com`
MX	1	`duostech-com.mail.protection.outlook.com`
TXT	4	`google-site-verification=jJskINMSbn1bVlI, apple-domain-verification=bpAzrf3wSbjDV6...`
SOA	1	`NS99.WORLDNIC.com namehost.WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns99.worldnic.com, ns100.worldnic.com)

Analysis

Hierarchy

duostech.com is the parent domain of mail.duostech.com and ns1.duostech.com.

IP Addresses

duostech.com points to a single IP number: 34.174.54.77.

Host names such as mail.duostech.com, ns1.duostech.com and 77.54.174.34.bc.googleusercontent.com share their IP numbers with duostech.com.

Name Servers

The NS records for duostech.com delegate to ns100.worldnic.com and ns99.worldnic.com.

duostech.com shares its name server setup with other domains, including redmonkeydesigns.com, lex-scripta.com, besurgical.com and two others.

duostech.com and other domains like allergoshop.biz share at least a portion of their name servers.

Both ns100.worldnic.com and ns99.worldnic.com have a single IP address each — ns100.worldnic.com resolves to 162.159.27.155 while ns99.worldnic.com resolves to 162.159.26.217.

Mail Servers

duostech.com has one mail server: duostech-com.mail.protection.outlook.com.

duostech-com.mail.protection.outlook.com points to 8 IP numbers: 52.101.9.11, 52.101.10.5, 52.101.11.7 and 5 other.

duostech.com - robtex.com

duostech.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`duostech.com`

`com`