dkopt.com - dns.ninja

`dkopt.com`

DNSSEC	⚠️ Not signed
A	183.111.139.237^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
A	183.111.139.238^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
A	183.111.139.239^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
A	203.245.12.112^{🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary}
NS	`dkopt.com` ⭐
		A	183.111.139.237^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
		A	183.111.139.238^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
		A	183.111.139.239^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
		A	203.245.12.112^{🇰🇷 KT-NET203.245.0.0/18 contact chejumen@hitel.net if necessary contact country1@hitel.net if necessary contact express@hitel.net if necessary contact ezmate@hitel.net if necessary contact han322@hitel.net if necessary}
NS	`dns1.cafe24.co.kr` ⚠️ Not in zone NS records
		A	112.175.246.228^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.246.229^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.132^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.133^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`dns1.cafe24.com` ⚠️ Not in zone NS records
		A	112.175.246.226^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.246.227^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.130^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.131^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`dns2.cafe24.co.kr` ⚠️ Not in zone NS records
		A	112.175.247.228^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.247.229^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.142^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.143^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`dns2.cafe24.com` ⚠️ Not in zone NS records
		A	112.175.247.226^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.247.227^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.140^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.141^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`ns.cafe24.com` ⚠️ Not in parent delegation
		A	112.175.246.226^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.247.226^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.135^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.145^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`ns2.cafe24.com` ⚠️ Not in parent delegation
		A	1.226.85.4^{🇰🇷 SKB-NET1.224.0.0/13 auto-generated route object for 1.224.0.0/13}
		A	1.234.0.4^{🇰🇷 SKB-NET1.232.0.0/13 auto-generated route object for 1.232.0.0/13}
		A	112.175.11.4^{🇰🇷 KT-NET112.168.0.0/13}
		A	112.175.12.4^{🇰🇷 KT-NET112.168.0.0/13}
MX	`spam.cafe24.com` ⭐
		A	183.110.229.114^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
TXT	`v=spf1 include:spf.cafe24.com ~all`
SOA	`dkopt.com`postmaster@dkopt.com serial=20081002

`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=1782701440

NS for

dkopt.com

Same first word

dkopt.com

Similar names

dkpto.cn

topdk.com

dotpk.com

dkpto.dk

pkdot.com

dkpto.org

kdotp.org

dptok.com

okptd.ru

kdopt.com

kdotp.com

dtpko.cz

pdotk.com

tkopd.pl

dtpok.com

kdtpo.blogspot.com

tkpod.com

dktop.com

kotpd.buzz

okdpt.com

DNS History

19 records (12 active, 7 former)

●NSdkopt.com2026-02-21 → 2026-06-29 · 3 obs

○ 2017-01-29 05:37:16
● 2026-02-21 21:49:58
● 2026-06-29 03:02:48

●NSdns1.cafe24.co.kr2026-02-21 → 2026-06-29 · 3 obs

○ 2017-01-29 05:37:16
● 2026-02-21 21:49:58
● 2026-06-29 03:02:48

●NSdns1.cafe24.com2026-02-21 → 2026-06-29 · 3 obs

○ 2017-01-29 05:37:16
● 2026-02-21 21:49:58
● 2026-06-29 03:02:48

●NSdns2.cafe24.co.kr2026-02-21 → 2026-06-29 · 3 obs

○ 2017-01-29 05:37:16
● 2026-02-21 21:49:58
● 2026-06-29 03:02:48

●NSdns2.cafe24.com2026-02-21 → 2026-06-29 · 3 obs

○ 2017-01-29 05:37:16
● 2026-02-21 21:49:58
● 2026-06-29 03:02:48

●NSns.cafe24.com2026-02-21 → 2026-06-29 · 6 obs

○ 2017-01-29 05:37:16
● 2026-02-21 21:49:58
● 2026-03-01 15:57:00
○ 2026-03-15 23:15:32
● 2026-03-17 12:05:20
● 2026-06-29 03:02:48

○NSns.gabia.co.kr2015-06-30 → 2017-01-29 · 5 obs

○ 2008-03-20 08:29:48
● 2015-06-30 23:11:38
● 2017-01-29 05:37:16
○ 2026-02-21 21:49:58
○ 2026-06-29 03:02:48

○NSns.gabia.co.kr.dkopt.com2015-06-30 → 2017-01-29 · 5 obs

○ 2008-03-20 08:29:48
● 2015-06-30 23:11:38
● 2017-01-29 05:37:16
○ 2026-02-21 21:49:58
○ 2026-06-29 03:02:48

○NSns.gabia.net2015-06-30 → 2017-01-29 · 5 obs

○ 2008-03-20 08:29:48
● 2015-06-30 23:11:38
● 2017-01-29 05:37:16
○ 2026-02-21 21:49:58
○ 2026-06-29 03:02:48

○NSns1.gabia.co.kr2015-06-30 → 2017-01-29 · 5 obs

○ 2008-03-20 08:29:48
● 2015-06-30 23:11:38
● 2017-01-29 05:37:16
○ 2026-02-21 21:49:58
○ 2026-06-29 03:02:48

●NSns2.cafe24.com2026-02-21 → 2026-06-29 · 6 obs

○ 2017-01-29 05:37:16
● 2026-02-21 21:49:58
● 2026-03-01 15:57:00
○ 2026-03-15 23:15:32
● 2026-03-17 12:05:20
● 2026-06-29 03:02:48

●MXspam.cafe24.com2026-02-21 → 2026-06-29 · 2 obs

● 2026-02-21 21:49:58
● 2026-06-29 03:02:48

○A121.254.178.2502015-06-30 → 2017-01-29 · 5 obs

○ 2008-03-20 08:29:48
● 2015-06-30 23:11:38
● 2017-01-29 05:37:16
○ 2026-02-21 21:49:58
○ 2026-06-29 03:02:48

●A183.111.139.2372026-03-15 → 2026-06-29 · 3 obs

○ 2026-03-01 15:57:00
● 2026-03-15 23:15:32
● 2026-06-29 03:02:48

●A183.111.139.2382026-03-15 → 2026-06-29 · 3 obs

○ 2026-03-01 15:57:00
● 2026-03-15 23:15:32
● 2026-06-29 03:02:48

●A183.111.139.2392026-03-15 → 2026-06-29 · 3 obs

○ 2026-03-01 15:57:00
● 2026-03-15 23:15:32
● 2026-06-29 03:02:48

●A203.245.12.1122026-03-15 → 2026-06-29 · 3 obs

○ 2026-03-01 15:57:00
● 2026-03-15 23:15:32
● 2026-06-29 03:02:48

○A211.105.221.1832026-02-21 → 2026-03-01 · 5 obs

○ 2017-01-29 05:37:16
● 2026-02-21 21:49:58
● 2026-03-01 15:57:00
○ 2026-03-15 23:15:32
○ 2026-06-29 03:02:48

○A211.105.221.1842026-02-21 → 2026-03-01 · 5 obs

○ 2017-01-29 05:37:16
● 2026-02-21 21:49:58
● 2026-03-01 15:57:00
○ 2026-03-15 23:15:32
○ 2026-06-29 03:02:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net...	-
dkopt.com	dns1.cafe24.com, dns2.cafe24.com, dns1.cafe24.co.kr, dns2.cafe24.co.kr	8 records

✅ Authoritative Response

Server:175.125.93.142

NS records: dns1.cafe24.com, dns2.cafe24.com, dns1.cafe24.co.kr, dns2.cafe24.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dkopt.com (unsigned zone)

⏱️ Timing

Total: 2017ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`183.111.139.239, 183.111.139.238...`
NS	2	`ns.cafe24.com, ns2.cafe24.com`
MX	1	`spam.cafe24.com (pri: 10)`
TXT	1	`v=spf1 include:spf.cafe24.com ~all`
SOA	1	`dkopt.com postmaster.dkopt.com`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (dns1.cafe24.com, dns1.cafe24.com, dns1.cafe24.com...)

Analysis

Name Server Role

The NS records for dkopt.com point back to dkopt.com itself.

dns1.cafe24.com, dns2.cafe24.com and dns1.cafe24.co.kr are often grouped with dkopt.com to function as name servers.

IP Addresses

dkopt.com directs to four IP numbers, which are 183.111.139.237, 183.111.139.238, 183.111.139.239 and 203.245.12.112.

Two other host names, along with framestory.kr, trinova.co.kr and pinkl.co.kr, also share IP numbers with dkopt.com.

Name Servers

The delegation for dkopt.com points to 7 name servers, including dkopt.com, dns1.cafe24.com, dns2.cafe24.com and 4 other.

At least some of dkopt.com's name servers are shared with other domains, for example noinjob.org, xxcouple.com, zerotech.co.kr and two more.

These name servers tend to co-occur with dns2.cafe24.co.kr, ns2.cafe24.com, ns1.cafe24.com and 4 other name servers in the same DNS delegations.

Host names that resolve to four IP numbers:

dkopt.com directs to 183.111.139.237, 183.111.139.238, 183.111.139.239 and 203.245.12.112.

dns1.cafe24.com directs to 112.175.246.226, 112.175.246.227, 175.125.93.130 and 175.125.93.131.

dns2.cafe24.com directs to 112.175.247.226, 112.175.247.227, 175.125.93.140 and 175.125.93.141.

ns2.cafe24.com directs to 1.226.85.4, 1.234.0.4, 112.175.11.4 and 112.175.12.4.

ns.cafe24.com directs to 112.175.246.226, 112.175.247.226, 175.125.93.135 and 175.125.93.145.

dns1.cafe24.co.kr directs to 112.175.246.228, 112.175.246.229, 175.125.93.132 and 175.125.93.133.

dns2.cafe24.co.kr directs to 112.175.247.228, 112.175.247.229, 175.125.93.142 and 175.125.93.143.

These two host names — dns1.cafe24.com and ns.cafe24.com — each point to 112.175.246.226 IP addresses.

These two host names — dns2.cafe24.com and ns.cafe24.com — each point to 112.175.247.226 IP addresses.

Mail Servers

The sole mail server for dkopt.com is spam.cafe24.com.

Among the domains sharing a mail server setup with dkopt.com are bluearchivecafe.com, starbin.com, samwooautomation.com and two others.

dkopt.com overlaps on mail servers with several other domains, for example explan.co.kr, graph-ite.com, conclude.co.kr and daystar.co.kr.

There is one IP number for spam.cafe24.com: 183.110.229.114.