`codingbythomas.com`

DNSSEC	⚠️ Not signed
A	3.170.3.38^{🇺🇸 Amazon3.170.3.0/24}
		PTR	`server-3-170-3-38.iad55.r.cloudfront.net`
A	3.170.3.40^{🇺🇸 Amazon3.170.3.0/24}
A	3.170.3.42^{🇺🇸 Amazon3.170.3.0/24}
A	3.170.3.78^{🇺🇸 Amazon3.170.3.0/24}
NS	`ns-1727.awsdns-23.co.uk` ⭐
		A	2600:9000:5306:bf00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1727.awsdns-23.co.uk`
		A	205.251.198.191^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1727.awsdns-23.co.uk`
NS	`ns-1038.awsdns-01.org`
		A	2600:9000:5304:e00::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1038.awsdns-01.org`
		A	205.251.196.14^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1038.awsdns-01.org`
NS	`ns-663.awsdns-18.net`
		A	2600:9000:5302:9700::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-663.awsdns-18.net`
		A	205.251.194.151^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-663.awsdns-18.net`
NS	`ns-73.awsdns-09.com`
		A	2600:9000:5300:4900::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-73.awsdns-09.com`
		A	205.251.192.73^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-73.awsdns-09.com`
MX	`inbound-smtp.us-east-1.amazonaws.com` ⭐
		A	3.211.210.226^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-211-210-226.compute-1.amazonaws.com`
		A	44.206.9.87^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-206-9-87.compute-1.amazonaws.com`
		A	44.210.166.32^{🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix}
			PTR	`ec2-44-210-166-32.compute-1.amazonaws.com`
		A	54.164.173.191^{🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix}
			PTR	`ec2-54-164-173-191.compute-1.amazonaws.com`
		A	54.197.5.236^{🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15}
			PTR	`ec2-54-197-5-236.compute-1.amazonaws.com`
TXT	`v=spf1 include:amazonses.com ~all`
SOA	`ns-1727.awsdns-23.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

codingbythomas.com

DNS History

17 records (9 active, 8 former)

●NSns-1038.awsdns-01.org2026-02-16 → 2026-03-01 · 2 obs

● 2026-02-16 17:15:40
● 2026-03-01 19:16:38

●NSns-1727.awsdns-23.co.uk2026-02-16 → 2026-03-01 · 2 obs

● 2026-02-16 17:15:40
● 2026-03-01 19:16:38

●NSns-663.awsdns-18.net2026-02-16 → 2026-03-01 · 2 obs

● 2026-02-16 17:15:40
● 2026-03-01 19:16:38

●NSns-73.awsdns-09.com2026-02-16 → 2026-03-01 · 2 obs

● 2026-02-16 17:15:40
● 2026-03-01 19:16:38

●MXinbound-smtp.us-east-1.amazonaws.com2026-02-16 → 2026-03-01 · 2 obs

● 2026-02-16 17:15:40
● 2026-03-01 19:16:38

○A18.65.3.1002026-02-20 → 2026-03-01 · 14 obs

○ 2026-02-17 09:49:34
● 2026-02-20 15:33:06
○ 2026-02-21 07:59:26
○ 2026-02-22 08:26:02
● 2026-02-25 21:07:04
● 2026-02-26 03:52:50
○ 2026-02-26 07:59:04
● 2026-02-28 04:31:10
○ 2026-02-28 08:04:40
○ 2026-03-01 04:29:26
● 2026-03-01 08:44:06
● 2026-03-01 11:43:24
○ 2026-03-01 13:38:42
○ 2026-03-01 19:16:38

○A18.65.3.32026-02-20 → 2026-03-01 · 14 obs

○A18.65.3.882026-02-20 → 2026-03-01 · 14 obs

○A18.65.3.942026-02-20 → 2026-03-01 · 14 obs

○A216.137.53.1182026-02-17 → 2026-03-01 · 15 obs

○ 2026-02-16 17:15:40
● 2026-02-17 09:49:34
○ 2026-02-20 15:33:06
● 2026-02-21 07:59:26
○ 2026-02-21 16:42:44
● 2026-02-22 08:26:02
○ 2026-02-25 21:07:04
○ 2026-02-26 03:52:50
● 2026-02-26 07:59:04
○ 2026-02-28 04:31:10
● 2026-02-28 08:04:40
○ 2026-03-01 00:49:14
● 2026-03-01 03:03:50
○ 2026-03-01 04:29:26
○ 2026-03-01 19:16:38

○A216.137.53.582026-02-17 → 2026-03-01 · 15 obs

○A216.137.53.592026-02-17 → 2026-03-01 · 15 obs

○A216.137.53.732026-02-17 → 2026-03-01 · 15 obs

●A3.170.3.382026-02-16 → 2026-03-01 · 13 obs

● 2026-02-16 17:15:40
○ 2026-02-17 09:49:34
○ 2026-02-21 07:59:26
● 2026-02-21 16:42:44
○ 2026-02-22 08:26:02
○ 2026-02-28 08:04:40
● 2026-03-01 00:49:14
○ 2026-03-01 03:03:50
● 2026-03-01 04:29:26
○ 2026-03-01 08:44:06
○ 2026-03-01 11:43:24
● 2026-03-01 13:38:42
● 2026-03-01 19:16:38

●A3.170.3.402026-02-16 → 2026-03-01 · 13 obs

●A3.170.3.422026-02-16 → 2026-03-01 · 13 obs

●A3.170.3.782026-02-16 → 2026-03-01 · 13 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...	-
codingbythomas.com	ns-73.awsdns-09.com, ns-663.awsdns-18.net, ns-1038.awsdns-01.org, ns-1727.awsdns-23.co.uk	1 record

✅ Authoritative Response

Server: 205.251.192.73

NS records: ns-73.awsdns-09.com, ns-663.awsdns-18.net, ns-1038.awsdns-01.org, ns-1727.awsdns-23.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for codingbythomas.com (unsigned zone)

⏱️ Timing

Total: 440ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`3.170.3.78, 3.170.3.40...`
NS	4	`ns-1038.awsdns-01.org, ns-1727.awsdns-23.co.uk...`
MX	1	`inbound-smtp.us-east-1.amazonaws.com (pr`
TXT	1	`v=spf1 include:amazonses.com ~all`
SOA	1	`ns-1727.awsdns-23.co.uk awsdns-hostmaste`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-73.awsdns-09.com)

Analysis

IP Addresses

codingbythomas.com points to four IP numbers: 3.170.3.38, 3.170.3.40, 3.170.3.42 and 3.170.3.78.

For instance, other host names chinaexpress2.com, connect-goals.com, diuqbjxrx16xq.cloudfront.net, bdsmfrance.com and social-manager.io share IP numbers with codingbythomas.com.

Name Servers

codingbythomas.com is delegated to four name servers: ns-73.awsdns-09.com, ns-663.awsdns-18.net, ns-1038.awsdns-01.org and ns-1727.awsdns-23.co.uk.

codingbythomas.com shares name servers with other domains at least partially, for example d35ve45njnvyvo.cloudfront.net, toolara.net, life-cross.com, beyondwickedmapping.org and www.e-cinema.com.

Host names with two IP numbers:

ns-73.awsdns-09.com points to: 2600:9000:5300:4900::1 and 205.251.192.73

ns-663.awsdns-18.net points to: 2600:9000:5302:9700::1 and 205.251.194.151

ns-1038.awsdns-01.org points to: 2600:9000:5304:e00::1 and 205.251.196.14

ns-1727.awsdns-23.co.uk points to: 2600:9000:5306:bf00::1 and 205.251.198.191

Mail Servers

codingbythomas.com is handled by a single mail server, inbound-smtp.us-east-1.amazonaws.com.

codingbythomas.com shares the same mail server setup as other domains, for instance martinlaplante.com, nhpharmacy.net, cartree.jp, paieterno.com and slack-www-qa-dev-hy4r.slack.com.

codingbythomas.com shares mail servers with other domains at least partially; for instance elasticpath.atlassian.net, whitepay.com, pdsservice.atlassian.net, aegiscustody.com and utmostgroup.atlassian.net.

these mail servers are commonly used with the mail servers inbound-smtp.us-west-2.amazonaws.com.

inbound-smtp.us-east-1.amazonaws.com points to five IP numbers: 3.211.210.226, 44.206.9.87, 44.210.166.32, 54.164.173.191 and 54.197.5.236.

codingbythomas.com - robtex.com