`dev.td-dev-first.com`

DNSSEC	⚠️ Not signed
A	3.209.2.230^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
		PTR	`ec2-3-209-2-230.compute-1.amazonaws.com`
A	3.224.104.104^{🇺🇸 Amazon3.224.0.0/12 EC2 IAD prefix}
A	18.206.0.174^{🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix}
TXT	`heritage=external-dns,external-dns/owner=default,external-dns/resource=ingres...`

`td-dev-first.com`

	DNSSEC	⚠️ Not signed
	A	54.235.144.124^{🇺🇸 Amazon54.234.0.0/15 EC2 IAD prefix}
	NS	`ns-376.awsdns-47.com` ⭐
	NS	`ns-1043.awsdns-02.org`
	NS	`ns-1984.awsdns-56.co.uk`
	NS	`ns-647.awsdns-16.net`
	SOA	`ns-376.awsdns-47.com`awsdns-hostmaster@amazon.com serial=1

Same first word

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dev

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DNS History

6 records (3 active, 3 former)

○A100.49.118.2382026-03-08 → 2026-03-08 · 2 obs

○ 2026-03-08 06:11:42
○ 2026-03-08 06:11:44

○A100.51.254.2362026-03-08 → 2026-03-08 · 2 obs

○ 2026-03-08 06:11:42
○ 2026-03-08 06:11:44

●A18.206.0.1742026-03-08 → 2026-03-08 · 2 obs

● 2026-03-08 06:11:42
● 2026-03-08 06:11:44

●A3.209.2.2302026-03-08 → 2026-03-08 · 2 obs

● 2026-03-08 06:11:42
● 2026-03-08 06:11:44

●A3.224.104.1042026-03-08 → 2026-03-08 · 2 obs

● 2026-03-08 06:11:42
● 2026-03-08 06:11:44

○A54.81.134.2342026-03-08 → 2026-03-08 · 2 obs

○ 2026-03-08 06:11:42
○ 2026-03-08 06:11:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
td-dev-first.com	ns-647.awsdns-16.net, ns-376.awsdns-47.com, ns-1043.awsdns-02.org, ns-1984.awsdns-56.co.uk	1 record

✅ Authoritative Response

Server: 205.251.194.135

NS records: ns-647.awsdns-16.net, ns-376.awsdns-47.com, ns-1043.awsdns-02.org, ns-1984.awsdns-56.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for td-dev-first.com (unsigned zone)

⏱️ Timing

Total: 306ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`3.224.104.104, 18.206.0.174...`
TXT	1	`heritage=external-dns,external-dns/owner`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-376.awsdns-47.com)

Analysis

IP Addresses

dev.td-dev-first.com resolves to three IP numbers: 3.209.2.230, 3.224.104.104 and 18.206.0.174.

Other host names, for instance ec2-3-209-2-230.compute-1.amazonaws.com, share IP numbers with dev.td-dev-first.com.

dev.td-dev-first.com - robtex.com