jackdu.com - dns.ninja

`jackdu.com`

DNSSEC	⚠️ Not signed
A	106.249.25.134^{🇰🇷 NHN-AS-KR106.249.25.0/24 AS45974 customer's prefix}
NS	`sns1.nsgodo.com` ⭐
		A	180.210.127.111^{🇰🇷 NHN-AS-KR180.210.127.0/24 SKBroadbnad's coustemr route}
		A	211.233.50.3^{🇰🇷 NHN-AS-KR211.233.50.0/25}
			PTR	`ns1.nsgodo.com`
		A	211.233.50.4^{🇰🇷 NHN-AS-KR211.233.50.0/25}
			PTR	`ns2.nsgodo.com`
NS	`sns2.nsgodo.com`
		A	121.254.254.3^{🇰🇷 NHN-AS-KR121.254.254.0/25}
			PTR	`vline-254-254-3.godo.co.kr`
		A	180.210.127.113^{🇰🇷 NHN-AS-KR180.210.127.0/24 SKBroadbnad's coustemr route}
		A	211.233.51.3^{🇰🇷 NHN-AS-KR211.233.51.0/25}
			PTR	`vline-51-3.godo.co.kr`
MX	`webmail.jackdu.com` ⭐
		A	211.233.50.38^{🇰🇷 NHN-AS-KR211.233.50.0/25}
			PTR	`webmail38.godo.co.kr`
TXT	`_globalsign-domain-verification=HMzDBokAv6JXfNfwe9XhJYk5G4cxwISI78KCfuYRFI`
TXT	`v=spf1 ip4:106.249.25.134 ip4:211.233.50.38 ~all`
SOA	`sns1.nsgodo.com`jackdu@com.jackdu.com 2016-10-11 #0

`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=1785617237

Subdomains

webmail.jackdu.com

Same first word

jackdu.com

Similar names

jaduck.com

ajduck.com

dujack.net

dujack.nl

dujack.com

DNS History

5 records (4 active, 1 former)

●NSsns1.nsgodo.com2016-12-17 → 2026-08-01 · 2 obs

● 2016-12-17 15:50:12
● 2026-08-01 20:52:12

●NSsns2.nsgodo.com2016-12-17 → 2026-08-01 · 2 obs

● 2016-12-17 15:50:12
● 2026-08-01 20:52:12

●MXwebmail.jackdu.com2016-12-17 → 2026-08-01 · 2 obs

● 2016-12-17 15:50:12
● 2026-08-01 20:52:12

●A106.249.25.1342017-11-20 → 2026-08-01 · 3 obs

○ 2016-12-17 15:50:12
● 2017-11-20 22:50:08
● 2026-08-01 20:52:12

○A211.233.50.2262016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 15:50:12
○ 2017-11-20 22:50:08
○ 2026-08-01 20:52:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net...	-
jackdu.com	sns1.nsgodo.com, sns2.nsgodo.com	2 records

✅ Authoritative Response

Server:211.233.51.3

NS records: sns1.nsgodo.com, sns2.nsgodo.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jackdu.com (unsigned zone)

⏱️ Timing

Total: 449ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`106.249.25.134`
NS	2	`sns2.nsgodo.com, sns1.nsgodo.com`
MX	1	`webmail.jackdu.com (pri: 10)`
TXT	2	`v=spf1 ip4:106.249.25.134 ip4:211.233.50, _globalsign-domain-verification=HMzDBokA`
SOA	1	`sns1.nsgodo.com jackdu.com.jackdu.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (sns1.nsgodo.com, sns2.nsgodo.com)

Analysis

Hierarchy

webmail.jackdu.com is a subdomain of jackdu.com.

IP Addresses

jackdu.com resolves to just one IP address, 106.249.25.134.

Host names such as ownbag.co.kr, hpink.co.kr and castermall.net share their IP numbers with jackdu.com.

Name Servers

The NS records for jackdu.com delegate to sns1.nsgodo.com and sns2.nsgodo.com.

jackdu.com shares its NS records with other domains, for example gigwishop.com, entreebag.com, ropemall.co.kr and two others.

The name servers of jackdu.com overlap at least partially with those of other domains — among them jjimdak.com, uniworld.co.kr, xn--v92b11tih4a.com and two more.

These name servers commonly co-occur with the name servers hns1.nsgodo.com, hns2.nsgodo.com, nsgodo.com and nsgodo.net.

Both sns1.nsgodo.com and sns2.nsgodo.com point to three IP numbers: sns1.nsgodo.com points to 180.210.127.111, 211.233.50.3 and 211.233.50.4, while sns2.nsgodo.com points to 121.254.254.3, 180.210.127.113 and 211.233.51.3.

Mail Servers

The sole mail server for jackdu.com is webmail.jackdu.com.

webmail.jackdu.com resolves to 211.233.50.38 and no other IP number.