`smtp1.codetheworld.com`

DNSSEC	⚠️ Not signed
A	144.217.165.178^{🇨🇦 OVH144.217.0.0/16 Hosting route}
		PTR	`ns1.codetheworld.com`

`codetheworld.com`

	DNSSEC	⚠️ Not signed
	A	192.99.58.168^{🇨🇦 OVH192.99.0.0/16}
	NS	`ns1.codetheworld.com` ⭐
	NS	`ns2.codetheworld.com`
	MX	`smtp1.codetheworld.com` ⭐
	TXT	`v=spf1 a:smtp1.codetheworld.com ip4:144.217.165.178/32 ip6:2605:ac00:f000:106...`
	SOA	`ns1.codetheworld.com`postmaster@pb1unx.com 2026-05-06 #1

🔒 HSTS Preload (+subdomains)

MX for

codetheworld.com

Same first word

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smtp1.com

smtp1.us.com

smtp1.kinghost.net

smtp1.org

smtp1.eu

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smtp1.selfip.net

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DNS History

2 records (1 active, 1 former)

●A144.217.165.1782026-02-17 → 2026-05-12 · 3 obs

○ 2016-09-21 06:31:48
● 2026-02-17 21:20:50
● 2026-05-12 14:53:38

○A67.230.163.122015-05-19 → 2016-09-21 · 4 obs

● 2015-05-19 00:38:54
● 2016-09-21 06:31:48
○ 2026-02-17 21:20:50
○ 2026-05-12 14:53:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
codetheworld.com	ns1.codetheworld.com, ns2.codetheworld.com	4 records

✅ Authoritative Response

Server:51.91.57.179

NS records: ns1.codetheworld.com, ns2.codetheworld.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2206ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`144.217.165.178`

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (ns1.codetheworld.com, ns1.codetheworld.com, ns2.codetheworld.com...)

Analysis

Mail Server Role

smtp1.codetheworld.com is the mail server for codetheworld.com.

IP Addresses

smtp1.codetheworld.com points to a single IP number: 144.217.165.178.

Other host names, for instance ns1.codetheworld.com, ns1.pb1unx.com, ns1.funfile.org and ns1.theijn.nl share IP numbers with smtp1.codetheworld.com.

smtp1.codetheworld.com - robtex.com