`vztechcoach.com`

DNSSEC	⚠️ Not signed
A	13.226.238.2^{🇺🇸 Amazon13.226.232.0/21 - Cloudfront}
		PTR	`server-13-226-238-2.iad61.r.cloudfront.net`
A	13.226.238.64^{🇺🇸 Amazon13.226.232.0/21 - Cloudfront}
A	13.226.238.65^{🇺🇸 Amazon13.226.232.0/21 - Cloudfront}
A	13.226.238.114^{🇺🇸 Amazon13.226.232.0/21 - Cloudfront}
NS	`ns-1888.awsdns-44.co.uk` ⭐
		A	2600:9000:5307:6000::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1888.awsdns-44.co.uk`
		A	205.251.199.96^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1888.awsdns-44.co.uk`
NS	`ns-1531.awsdns-63.org`
		A	2600:9000:5305:fb00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1531.awsdns-63.org`
		A	205.251.197.251^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1531.awsdns-63.org`
NS	`ns-166.awsdns-20.com`
		A	2600:9000:5300:a600::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-166.awsdns-20.com`
		A	205.251.192.166^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-166.awsdns-20.com`
NS	`ns-744.awsdns-29.net`
		A	2600:9000:5302:e800::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-744.awsdns-29.net`
		A	205.251.194.232^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-744.awsdns-29.net`
SOA	`ns-1888.awsdns-44.co.uk`awsdns-hostmaster@amazon.com serial=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=1771291435

Same first word

vztechcoach.com

DNS History

24 records (8 active, 16 former)

●NSns-1531.awsdns-63.org2018-09-13 → 2026-03-20 · 2 obs

● 2018-09-13 18:23:18
● 2026-03-20 13:06:36

●NSns-166.awsdns-20.com2018-09-13 → 2026-03-20 · 2 obs

● 2018-09-13 18:23:18
● 2026-03-20 13:06:36

●NSns-1888.awsdns-44.co.uk2018-09-13 → 2026-03-20 · 2 obs

● 2018-09-13 18:23:18
● 2026-03-20 13:06:36

●NSns-744.awsdns-29.net2018-09-13 → 2026-03-20 · 2 obs

● 2018-09-13 18:23:18
● 2026-03-20 13:06:36

●A13.226.238.1142026-02-21 → 2026-03-20 · 33 obs

○ 2026-02-20 18:35:58
● 2026-02-21 11:20:50
● 2026-02-23 22:42:30
○ 2026-02-24 08:58:26
● 2026-02-24 18:58:50
○ 2026-02-24 21:22:50
○ 2026-02-25 09:24:14
● 2026-02-28 13:41:50
○ 2026-02-28 15:31:30
○ 2026-03-01 08:07:48
● 2026-03-01 10:34:22
○ 2026-03-01 11:08:16
○ 2026-03-06 00:22:26
● 2026-03-06 13:18:58
○ 2026-03-07 03:31:10
● 2026-03-07 04:17:12
○ 2026-03-07 20:55:16
○ 2026-03-14 21:34:04
● 2026-03-15 17:31:24
○ 2026-03-15 18:21:22
● 2026-03-16 04:02:16
○ 2026-03-16 05:55:18
○ 2026-03-16 22:56:28
● 2026-03-17 01:29:32
○ 2026-03-17 03:17:14
○ 2026-03-17 23:29:20
● 2026-03-18 05:29:14
● 2026-03-18 10:09:38
○ 2026-03-18 13:29:12
○ 2026-03-19 13:03:20
● 2026-03-20 07:13:22
○ 2026-03-20 11:20:18
● 2026-03-20 13:06:36

●A13.226.238.22026-02-21 → 2026-03-20 · 33 obs

●A13.226.238.642026-02-21 → 2026-03-20 · 33 obs

●A13.226.238.652026-02-21 → 2026-03-20 · 33 obs

○A18.238.49.132026-03-08 → 2026-03-14 · 7 obs

○ 2026-03-08 06:08:08
● 2026-03-08 19:15:50
○ 2026-03-09 16:19:26
○ 2026-03-14 04:21:26
● 2026-03-14 13:40:38
○ 2026-03-14 15:49:04
○ 2026-03-20 13:06:36

○A18.238.49.422026-03-08 → 2026-03-14 · 7 obs

○ 2026-03-08 06:08:08
● 2026-03-08 19:15:50
○ 2026-03-09 16:19:26
○ 2026-03-14 04:21:26
● 2026-03-14 13:40:38
○ 2026-03-14 15:49:04
○ 2026-03-20 13:06:36

○A18.238.49.702026-03-08 → 2026-03-14 · 7 obs

○ 2026-03-08 06:08:08
● 2026-03-08 19:15:50
○ 2026-03-09 16:19:26
○ 2026-03-14 04:21:26
● 2026-03-14 13:40:38
○ 2026-03-14 15:49:04
○ 2026-03-20 13:06:36

○A18.238.49.752026-03-08 → 2026-03-14 · 7 obs

○ 2026-03-08 06:08:08
● 2026-03-08 19:15:50
○ 2026-03-09 16:19:26
○ 2026-03-14 04:21:26
● 2026-03-14 13:40:38
○ 2026-03-14 15:49:04
○ 2026-03-20 13:06:36

○A18.239.236.1172026-02-24 → 2026-03-18 · 33 obs

○ 2026-02-24 18:58:50
● 2026-02-24 21:22:50
○ 2026-02-25 09:24:14
○ 2026-02-28 13:41:50
● 2026-02-28 15:31:30
○ 2026-02-28 17:01:26
○ 2026-03-02 03:05:12
● 2026-03-02 12:10:56
○ 2026-03-02 13:14:28
○ 2026-03-06 13:18:58
● 2026-03-07 03:31:10
○ 2026-03-07 04:17:12
○ 2026-03-09 16:19:26
● 2026-03-10 06:34:42
○ 2026-03-10 13:48:22
○ 2026-03-11 08:05:04
● 2026-03-11 11:56:08
○ 2026-03-12 16:33:40
● 2026-03-13 15:47:16
○ 2026-03-13 23:47:10
○ 2026-03-14 13:40:38
● 2026-03-14 15:49:04
○ 2026-03-14 21:34:04
○ 2026-03-15 17:31:24
● 2026-03-15 18:21:22
○ 2026-03-16 04:02:16
● 2026-03-16 05:55:18
● 2026-03-16 22:56:28
○ 2026-03-17 01:29:32
○ 2026-03-18 10:09:38
● 2026-03-18 13:29:12
○ 2026-03-19 13:03:20
○ 2026-03-20 13:06:36

○A18.239.236.212026-02-24 → 2026-03-18 · 33 obs

○A18.239.236.512026-02-24 → 2026-03-18 · 33 obs

○A18.239.236.952026-02-24 → 2026-03-18 · 33 obs

○A52.222.177.1052026-03-07 → 2026-03-08 · 5 obs

○ 2026-03-07 04:17:12
● 2026-03-07 20:55:16
● 2026-03-08 06:08:08
○ 2026-03-08 19:15:50
○ 2026-03-20 13:06:36

○A52.222.177.272026-03-07 → 2026-03-08 · 5 obs

○ 2026-03-07 04:17:12
● 2026-03-07 20:55:16
● 2026-03-08 06:08:08
○ 2026-03-08 19:15:50
○ 2026-03-20 13:06:36

○A52.222.177.722026-03-07 → 2026-03-08 · 5 obs

○ 2026-03-07 04:17:12
● 2026-03-07 20:55:16
● 2026-03-08 06:08:08
○ 2026-03-08 19:15:50
○ 2026-03-20 13:06:36

○A52.222.177.832026-03-07 → 2026-03-08 · 5 obs

○ 2026-03-07 04:17:12
● 2026-03-07 20:55:16
● 2026-03-08 06:08:08
○ 2026-03-08 19:15:50
○ 2026-03-20 13:06:36

○A52.222.244.442026-02-16 → 2026-03-20 · 42 obs

● 2026-02-16 04:01:20
● 2026-02-20 18:35:58
○ 2026-02-21 11:20:50
○ 2026-02-23 22:42:30
● 2026-02-24 08:58:26
○ 2026-02-24 18:58:50
○ 2026-02-24 21:22:50
● 2026-02-25 09:24:14
○ 2026-02-28 13:41:50
○ 2026-02-28 15:31:30
● 2026-02-28 17:01:26
● 2026-03-01 08:07:48
○ 2026-03-01 10:34:22
● 2026-03-01 11:08:16
● 2026-03-02 03:05:12
○ 2026-03-02 12:10:56
● 2026-03-02 13:14:28
● 2026-03-06 00:22:26
○ 2026-03-06 13:18:58
○ 2026-03-08 19:15:50
● 2026-03-09 16:19:26
○ 2026-03-10 06:34:42
● 2026-03-10 13:48:22
● 2026-03-11 08:05:04
○ 2026-03-11 11:56:08
● 2026-03-12 16:33:40
○ 2026-03-13 15:47:16
● 2026-03-13 23:47:10
● 2026-03-14 04:21:26
○ 2026-03-14 13:40:38
○ 2026-03-14 15:49:04
● 2026-03-14 21:34:04
○ 2026-03-15 17:31:24
○ 2026-03-17 01:29:32
● 2026-03-17 03:17:14
● 2026-03-17 23:29:20
○ 2026-03-18 05:29:14
○ 2026-03-18 13:29:12
● 2026-03-19 13:03:20
○ 2026-03-20 07:13:22
● 2026-03-20 11:20:18
○ 2026-03-20 13:06:36

○A52.222.244.632026-02-16 → 2026-03-20 · 42 obs

○A52.222.244.742026-02-16 → 2026-03-20 · 42 obs

○A52.222.244.832026-02-16 → 2026-03-20 · 42 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
vztechcoach.com	ns-166.awsdns-20.com, ns-744.awsdns-29.net, ns-1888.awsdns-44.co.uk, ns-1531.awsdns-63.org	1 record

✅ Authoritative Response

Server: 205.251.194.232

NS records: ns-166.awsdns-20.com, ns-744.awsdns-29.net, ns-1888.awsdns-44.co.uk, ns-1531.awsdns-63.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for vztechcoach.com (unsigned zone)

⏱️ Timing

Total: 371ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`13.226.238.65, 13.226.238.2...`
NS	4	`ns-1531.awsdns-63.org, ns-166.awsdns-20.com...`
SOA	1	`ns-1888.awsdns-44.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-166.awsdns-20.com)

Analysis

IP Addresses

vztechcoach.com maps to four IP numbers: 13.226.238.2, 13.226.238.64, 13.226.238.65 and 13.226.238.114.

Other host names, for instance d3q5prg7jem32.cloudfront.net, d2kt6zeft3hjt4.cloudfront.net, dm9v97g6bvpzr.cloudfront.net, bbd.yourmobilecpm.com and nutcrackerhouston.com share IP numbers with vztechcoach.com.

Name Servers

vztechcoach.com's delegation is handled by four name servers: ns-166.awsdns-20.com, ns-744.awsdns-29.net, ns-1531.awsdns-63.org and ns-1888.awsdns-44.co.uk.

vztechcoach.com partially shares name servers with other domains; examples include data.gov.au, cardinalanalytics.co, murex.cc, qa.cam.simplisafe.com and callback.awsapps.com.

Host names with two IPs:

ns-166.awsdns-20.com points to 2600:9000:5300:a600::1 and 205.251.192.166

ns-744.awsdns-29.net points to 2600:9000:5302:e800::1 and 205.251.194.232

ns-1531.awsdns-63.org points to 2600:9000:5305:fb00::1 and 205.251.197.251

ns-1888.awsdns-44.co.uk points to 2600:9000:5307:6000::1 and 205.251.199.96

vztechcoach.com - robtex.com

vztechcoach.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

`vztechcoach.com`

`com`