`mail.youngupin.com`

DNSSEC	⚠️ Not signed
A	211.43.220.125^{🇰🇷 DACOM-NET211.43.192.0/19 PACNET (proxy-registered route object)}
		PTR	`web138.koreafree.co.kr`

`youngupin.com`

	DNSSEC	⚠️ Not signed
	A	211.43.220.125^{🇰🇷 DACOM-NET211.43.192.0/19 PACNET (proxy-registered route object)}
	NS	`ns1.koreafree.co.kr` ⭐
	NS	`ns1.whoiskorea.co.kr`
	MX	`kr1-aspmx1.worksmobile.com` ⭐
	MX	`kr1-aspmx2.worksmobile.com`⁽²⁰⁾
	SOA	`ns1.koreafree.co.kr`webmaster@koreafree.co.kr 2011-02-21 #9

Same first word

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mail.tools

DNS History

3 records (1 active, 2 former)

○A211.172.241.1382015-08-10 → 2015-08-10 · 3 obs

● 2015-08-10 16:27:04
○ 2026-03-12 01:07:32
○ 2026-04-14 13:04:48

○A211.43.210.52015-08-10 → 2015-08-10 · 3 obs

● 2015-08-10 16:27:04
○ 2015-11-28 05:51:32
○ 2026-04-14 13:04:48

●A211.43.220.1252015-11-28 → 2026-04-14 · 3 obs

○ 2015-08-10 16:27:04
● 2015-11-28 05:51:32
● 2026-04-14 13:04:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net...	-
youngupin.com	ns1.whoiskorea.co.kr, ns1.koreafree.co.kr	-

✅ Authoritative Response

Server:121.254.171.111

NS records: ns1.whoiskorea.co.kr, ns1.koreafree.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for youngupin.com (unsigned zone)

⏱️ Timing

Total: 1180ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.43.220.125`

Analysis

IP Addresses

mail.youngupin.com points to an IP address: 211.43.220.125.

other host names include mail.playtemmania.com, web138.koreafree.co.kr, totalcomm.co.kr, xn--vb0bx4vwljiwb91o.com and mail.damtory.com; they share IP numbers with mail.youngupin.com.

mail.youngupin.com - robtex.com