`jcmcopper.com`

DNSSEC	⚠️ Not signed
A	222.239.78.246^{🇰🇷 SKB-NET222.232.0.0/13 SK Broadband}
		PTR	`222-239-78-246.youiwe.co.kr`
NS	`ns.jcmcopper.com` ⭐ ⚠️ Not in parent delegation
		A	222.239.78.246^{🇰🇷 SKB-NET222.232.0.0/13 SK Broadband}
			PTR	`222-239-78-246.youiwe.co.kr`
NS	`ns.netpeace.co.kr` ⚠️ Not in zone NS records
NS	`ns.netpis.co.kr` ⚠️ Not in zone NS records
		A	222.239.78.246^{🇰🇷 SKB-NET222.232.0.0/13 SK Broadband}
			PTR	`222-239-78-246.youiwe.co.kr`
MX	`mail.jcmcopper.com` ⭐
		A	121.156.63.174^{🇰🇷 KT-NET121.152.0.0/13}
			PTR	`mb174.mailplug.co.kr`
SOA	`ns.jcmcopper.com`root@jcmcopper.com 2017-11-07 #4

`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=1775979427

Subdomains

mail.jcmcopper.com

ns.jcmcopper.com

Same first word

jcmcopper.com

DNS History

6 records (5 active, 1 former)

●NSns.jcmcopper.com2015-08-02 → 2026-04-12 · 2 obs

● 2015-08-02 08:06:14
● 2026-04-12 07:44:54

●NSns.netpeace.co.kr2026-03-10 → 2026-04-12 · 3 obs

○ 2015-08-02 08:06:14
● 2026-03-10 19:04:04
● 2026-04-12 07:44:54

●NSns.netpis.co.kr2026-03-10 → 2026-04-12 · 3 obs

○ 2015-08-02 08:06:14
● 2026-03-10 19:04:04
● 2026-04-12 07:44:54

●MXmail.jcmcopper.com2015-08-02 → 2026-04-12 · 2 obs

● 2015-08-02 08:06:14
● 2026-04-12 07:44:54

○A220.90.213.2402015-08-02 → 2017-05-25 · 4 obs

● 2015-08-02 08:06:14
● 2017-05-25 21:56:54
○ 2021-10-01 17:51:32
○ 2026-04-12 07:44:54

●A222.239.78.2462021-10-01 → 2026-04-12 · 3 obs

○ 2017-05-25 21:56:54
● 2021-10-01 17:51:32
● 2026-04-12 07:44:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net...	-
jcmcopper.com	ns.netpeace.co.kr, ns.netpis.co.kr	-

✅ Authoritative Response

Server:222.239.78.246

NS records: ns.netpeace.co.kr, ns.netpis.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jcmcopper.com (unsigned zone)

⏱️ Timing

Total: 1189ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`222.239.78.246`
NS	1	`ns.jcmcopper.com`
MX	1	`mail.jcmcopper.com (pri: 10)`
SOA	1	`ns.jcmcopper.com root.jcmcopper.com`

Analysis

Hierarchy

jcmcopper.com is a parent of mail.jcmcopper.com and ns.jcmcopper.com.

IP Addresses

jcmcopper.com resolves to one IP number: 222.239.78.246.

other host names including ns.netpeace.co.kr, ns.netpeace.net, netpis.co.kr, xn--ob0bp8i9us23b.com and ns.jcmcopper.com share IP numbers with jcmcopper.com.

Name Servers

jcmcopper.com is delegated to three name servers ns.jcmcopper.com, ns.netpeace.co.kr and ns.netpis.co.kr.

jcmcopper.com at least partially shares name servers with other domains, for instance netpeace.co.kr, netpis.co.kr, xn--ob0bp8i9us23b.com, netpeace.kr and mmarking.com.

These name servers are commonly used with the following name servers: ns.netpeace.kr, ns.pmnmk.com, ns2.netpany.co.kr, ns.dgcpbc.co.kr, ns.netpany.co.kr, ns.xn--ob0bp8i9us23b.com, ns.mmarking.com, ns.mammamia.kr, ns.youngauto.co.kr and ns.wrfood.com.

Host names with a single IP:

ns.jcmcopper.com points to 222.239.78.246.

ns.netpis.co.kr points to 222.239.78.246.

Host names pointing to 222.239.78.246: ns.jcmcopper.com and ns.netpis.co.kr.

Mail Servers

jcmcopper.com is handled by a single mail server, mail.jcmcopper.com.

mail.jcmcopper.com resolves to IP 121.156.63.174.

jcmcopper.com - robtex.com

jcmcopper.com

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