ductech.com - dns.ninja

`ductech.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c605:dd5d:b838:5816:d7fb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c606:78d4:4260:db4e:aeee^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	13.223.25.84^{🇺🇸 Amazon13.216.0.0/13 EC2 IAD prefix}
A	54.243.117.197^{🇺🇸 Amazon54.242.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.89.42.183^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-89-42-183.compute-1.amazonaws.com`
		A	100.58.124.42^{🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix}
			PTR	`ec2-100-58-124-42.compute-1.amazonaws.com`
NS	`nsg1.namebrightdns.com`
		A	2600:1f18:683a:ae1a:303c:9b15:3db3:a8a2^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:5a94:e1d2:9d83:c12d^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:9b5a:7d38:2d23:6714^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:3d4d:6b36:7749:419b^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	44.223.19.215^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-223-19-215.compute-1.amazonaws.com`
		A	54.81.37.191^{🇺🇸 Amazon54.80.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-81-37-191.compute-1.amazonaws.com`
		A	54.234.103.190^{🇺🇸 Amazon54.234.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-234-103-190.compute-1.amazonaws.com`
NS	`nsg2.namebrightdns.com`
		A	2600:1f18:683a:ae1b:ac3c:fcfb:521d:2fd5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:ed3d:ef92:9331:4834^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.162.235.48^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-162-235-48.compute-1.amazonaws.com`
		A	54.221.37.2^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-37-2.compute-1.amazonaws.com`
		A	174.129.117.232^{🇺🇸 Amazon174.129.0.0/16 Execution Services}
			PTR	`ec2-174-129-117-232.compute-1.amazonaws.com`
TXT	`v=spf1 -all`
TXT	`afternic-verification-G9G3tM8T8EwEizzPzjGJWF`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-07-31 #1

`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=1785561507

Subdomains

mailsrvr.ductech.com

Same first word

ductech.com

ductech.tw

Similar names

dcutech.com

duchtec.com

udctech.com

techduc.com

cchtedu.com

cutched.s3.amazonaws.com

DNS History

20 records (7 active, 13 former)

●NSns1.namebrightdns.com2015-07-21 → 2026-08-01 · 7 obs

● 2015-07-21 09:36:16
○ 2015-11-16 02:05:14
● 2016-02-08 10:31:02
● 2016-12-30 14:25:26
○ 2019-04-10 07:33:54
● 2026-02-17 06:35:18
● 2026-08-01 05:43:42

○NSns2.namebrightdns.com2015-07-21 → 2016-12-30 · 6 obs

● 2015-07-21 09:36:16
○ 2015-11-16 02:05:14
● 2016-02-08 10:31:02
● 2016-12-30 14:25:26
○ 2019-04-10 07:33:54
○ 2026-08-01 05:43:42

●NSnsg1.namebrightdns.com2015-11-16 → 2026-08-01 · 6 obs

○ 2015-07-21 09:36:16
● 2015-11-16 02:05:14
○ 2016-02-08 10:31:02
○ 2016-12-30 14:25:26
● 2019-04-10 07:33:54
● 2026-08-01 05:43:42

●NSnsg2.namebrightdns.com2015-11-16 → 2026-08-01 · 6 obs

○ 2015-07-21 09:36:16
● 2015-11-16 02:05:14
○ 2016-02-08 10:31:02
○ 2016-12-30 14:25:26
● 2019-04-10 07:33:54
● 2026-08-01 05:43:42

○MXanmail.namebrightmail.com2015-07-21 → 2015-07-21 · 3 obs

● 2015-07-21 09:36:16
○ 2015-11-16 02:05:14
○ 2026-08-01 05:43:42

●A13.223.25.842026-02-17 → 2026-08-01 · 3 obs

○ 2019-04-10 07:33:54
● 2026-02-17 06:35:18
● 2026-08-01 05:43:42

●A2600:1f18:4ae:c605:dd5d:b838:5816:d7fb2026-02-17 → 2026-08-01 · 3 obs

○ 2019-04-10 07:33:54
● 2026-02-17 06:35:18
● 2026-08-01 05:43:42

●A2600:1f18:4ae:c606:78d4:4260:db4e:aeee2026-02-17 → 2026-08-01 · 3 obs

○ 2019-04-10 07:33:54
● 2026-02-17 06:35:18
● 2026-08-01 05:43:42

○A52.0.96.242016-02-08 → 2016-02-08 · 4 obs

○ 2015-11-16 02:05:14
● 2016-02-08 10:31:02
○ 2016-04-27 01:09:44
○ 2026-08-01 05:43:42

○A52.200.243.1232016-04-27 → 2016-04-27 · 4 obs

○ 2016-02-08 10:31:02
● 2016-04-27 01:09:44
○ 2016-12-30 14:25:26
○ 2026-08-01 05:43:42

○A52.71.117.992016-02-08 → 2016-02-08 · 4 obs

○ 2015-11-16 02:05:14
● 2016-02-08 10:31:02
○ 2016-04-27 01:09:44
○ 2026-08-01 05:43:42

○A54.152.144.2432016-04-27 → 2016-04-27 · 4 obs

○ 2016-02-08 10:31:02
● 2016-04-27 01:09:44
○ 2016-12-30 14:25:26
○ 2026-08-01 05:43:42

○A54.174.31.2542015-07-21 → 2015-11-16 · 4 obs

● 2015-07-21 09:36:16
● 2015-11-16 02:05:14
○ 2016-02-08 10:31:02
○ 2026-08-01 05:43:42

○A54.208.74.2152015-07-21 → 2015-11-16 · 4 obs

● 2015-07-21 09:36:16
● 2015-11-16 02:05:14
○ 2016-02-08 10:31:02
○ 2026-08-01 05:43:42

●A54.243.117.1972026-02-17 → 2026-08-01 · 3 obs

○ 2019-04-10 07:33:54
● 2026-02-17 06:35:18
● 2026-08-01 05:43:42

○A54.84.53.382016-12-30 → 2016-12-30 · 4 obs

○ 2016-04-27 01:09:44
● 2016-12-30 14:25:26
○ 2019-04-10 07:33:54
○ 2026-08-01 05:43:42

○A54.88.107.1402016-12-30 → 2016-12-30 · 4 obs

○ 2016-04-27 01:09:44
● 2016-12-30 14:25:26
○ 2019-04-10 07:33:54
○ 2026-08-01 05:43:42

○CNAMEhdredirect-lb-399551664.us-east-1.elb.amazonaws.com2015-07-21 → 2016-04-27 · 4 obs

● 2015-07-21 09:36:16
● 2016-04-27 01:09:44
○ 2016-12-30 14:25:26
○ 2026-08-01 05:43:42

○CNAMEhdredirect-lb3-890977680.us-east-1.elb.amazonaws.com2016-12-30 → 2016-12-30 · 4 obs

○ 2016-04-27 01:09:44
● 2016-12-30 14:25:26
○ 2019-04-10 07:33:54
○ 2026-08-01 05:43:42

○CNAMEhdredirect-lb5-1afb6e2973825a56.elb.us-east-1.amazonaws.com2019-04-10 → 2026-02-17 · 5 obs

○ 2016-12-30 14:25:26
● 2019-04-10 07:33:54
● 2026-02-17 06:35:18
○ 2026-03-05 19:17:20
○ 2026-08-01 05:43:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ductech.com	nsg1.namebrightdns.com, nsg2.namebrightdns.com	12 records

✅ Authoritative Response

Server:174.129.117.232

NS records: nsg1.namebrightdns.com, nsg2.namebrightdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ductech.com (unsigned zone)

⏱️ Timing

Total: 187ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.223.25.84, 54.243.117.197`
AAAA	2	`2600:1f18:4ae:c605:dd5d:b838:5816:d7fb, 2600:1f18:4ae:c606:78d4:4260:db4e:aeee`
NS	2	`nsg1.namebrightdns.com, nsg2.namebrightdns.com`
TXT	2	`afternic-verification-G9G3tM8T8EwEizzPzj, v=spf1 -all`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (nsg1.namebrightdns.com, nsg1.namebrightdns.com, nsg1.namebrightdns.com...)

Analysis

Hierarchy

ductech.com serves as the parent of mailsrvr.ductech.com.

IP Addresses

ductech.com resolves to four IP addresses: 13.223.25.84, 54.243.117.197, 2600:1f18:4ae:c605:dd5d:b838:5816:d7fb and 2600:1f18:4ae:c606:78d4:4260:db4e:aeee.

homzoo.com, neospeed.com, mail4.robowinner.com and two other host names share IP numbers with ductech.com.

Name Servers

ductech.com has three name servers — ns1.namebrightdns.com, nsg1.namebrightdns.com and nsg2.namebrightdns.com.

ductech.com has at least partial name server overlap with other domains, such as mail.licanada.com, bohofest.com, mail.mta44.strikebiz.com and two others.

These name servers tend to appear together with the name servers domain-for-sale.hugedomainsdns.com, forsale.hugedomainsdns.com and ns2.namebrightdns.com.

Hostnames that resolve to 7 IP addresses:

nsg1.namebrightdns.com points to 44.223.19.215, 54.81.37.191, 54.234.103.190 and 4 other IP addresses.

Hostnames pointing to five IP numbers:

nsg2.namebrightdns.com resolves to four IP addresses: 54.162.235.48, 54.221.37.2, 174.129.117.232 and two others.

Hostnames that resolve to three IP addresses:

ns1.namebrightdns.com resolves to 3.89.42.183, 100.58.124.42 and 2600:1f18:683a:ae1a:c41d:b4cf:322b:2aa6.