`grplan.com`

DNSSEC	⚠️ Not signed
A	183.111.139.225^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
A	203.245.12.106^{🇰🇷 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}
A	203.245.12.107^{🇰🇷 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}
A	203.245.12.119^{🇰🇷 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	`grplan.com` ⭐
		A	183.111.139.225^{🇰🇷 KT-NET183.104.0.0/13 KORNET KOREA TELECOM}
		A	203.245.12.106^{🇰🇷 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}
		A	203.245.12.107^{🇰🇷 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}
		A	203.245.12.119^{🇰🇷 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	`ns1.cafe24.co.kr`
		A	112.175.246.232^{🇰🇷 KT-NET112.168.0.0/13}
			PTR	`gjit.kr`
			PTR	`snoweb.kr`
			PTR	`sinc2030.co.kr`
		A	112.175.246.233^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.136^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.137^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`ns1.cafe24.com`
		A	112.175.246.230^{🇰🇷 KT-NET112.168.0.0/13}
			PTR	`ip-112-175-246-230.defastlink.net`
		A	112.175.246.231^{🇰🇷 KT-NET112.168.0.0/13}
			PTR	`ip-112-175-246-231.defastlink.net`
		A	116.126.143.242^{🇰🇷 SKB-NET116.126.0.0/16 SK Broadband}
			PTR	`ip-116-126-143-242.defastlink.net`
		A	175.125.93.134^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
			PTR	`ip-175-125-93-134.defastlink.net`
		A	175.125.93.135^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
			PTR	`ip-175-125-93-135.defastlink.net`
NS	`ns2.cafe24.co.kr`
		A	112.175.247.232^{🇰🇷 KT-NET112.168.0.0/13}
			PTR	`snoweb.kr`
			PTR	`sarchi.co.kr`
		A	112.175.247.233^{🇰🇷 KT-NET112.168.0.0/13}
		A	175.125.93.146^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
		A	175.125.93.147^{🇰🇷 SKB-NET175.120.0.0/13 SKB summary}
NS	`ns2.cafe24.com`
		A	1.226.85.4^{🇰🇷 SKB-NET1.224.0.0/13 auto-generated route object for 1.224.0.0/13}
			PTR	`ip-1-226-85-4.defastlink.net`
		A	1.234.0.4^{🇰🇷 SKB-NET1.232.0.0/13 auto-generated route object for 1.232.0.0/13}
			PTR	`ip-1-234-0-4.defastlink.net`
		A	112.175.11.4^{🇰🇷 KT-NET112.168.0.0/13}
			PTR	`ip-112-175-11-4.defastlink.net`
		A	112.175.12.4^{🇰🇷 KT-NET112.168.0.0/13}
			PTR	`ip-112-175-12-4.defastlink.net`
MX	`mailapp.hiworks.co.kr` ⭐
		A	45.120.71.59^{🇰🇷 DACOM-NET45.120.71.0/24}
			PTR	`mailapp.hiworks.co.kr`
		A	121.254.168.55^{🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary}
			PTR	`mailapp.hiworks.co.kr`
		A	211.47.76.59^{🇰🇷 DACOM-NET211.47.76.0/24 proxy for HANARO TELECOM route}
			PTR	`mailapp.hiworks.co.kr`
TXT	`v=spf1 include:_spf.hiworks.co.kr ~all`
SOA	`grplan.com`postmaster@grplan.com serial=20150115

`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=1771291435

rank #333668 globally
rank #146790 in the tld
📈 Tranco rank: #734,948

NS for

grplan.com

Subdomains

com.grplan.com

m.grplan.com

jp.grplan.com

23.grplan.com

Same first word

grplan.com

Similar names

prangl.eu

rgplan.org

langrp.com

prangl.biz

prangl.co.at

prangl.at

prangl.ru

prangl.cz

prangl.pl

nrgpal.com

prangl.com

prangl.si

prangl.hr

prangl.net

langpr.com

rgplan.com.br

prangl.info

prangl.de

alngrp.com

DNS History

14 records (10 active, 4 former)

●NSgrplan.com2015-06-06 → 2026-03-21 · 2 obs

● 2015-06-06 09:12:58
● 2026-03-21 18:11:34

●NSns1.cafe24.co.kr2015-06-06 → 2026-03-21 · 2 obs

● 2015-06-06 09:12:58
● 2026-03-21 18:11:34

●NSns1.cafe24.com2015-06-06 → 2026-03-21 · 2 obs

● 2015-06-06 09:12:58
● 2026-03-21 18:11:34

●NSns2.cafe24.co.kr2015-06-06 → 2026-03-21 · 2 obs

● 2015-06-06 09:12:58
● 2026-03-21 18:11:34

●NSns2.cafe24.com2015-06-06 → 2026-03-21 · 2 obs

● 2015-06-06 09:12:58
● 2026-03-21 18:11:34

○MXecwebmail-006.cafe24.com2017-04-09 → 2017-04-09 · 3 obs

● 2017-04-09 03:48:22
○ 2026-02-19 09:03:20
○ 2026-03-21 18:11:34

●MXmailapp.hiworks.co.kr2026-02-19 → 2026-03-21 · 3 obs

○ 2017-04-09 03:48:22
● 2026-02-19 09:03:20
● 2026-03-21 18:11:34

●A183.111.139.2252026-02-19 → 2026-03-21 · 3 obs

○ 2017-04-09 03:48:22
● 2026-02-19 09:03:20
● 2026-03-21 18:11:34

○A183.111.174.2172015-06-06 → 2015-12-23 · 4 obs

● 2015-06-06 09:12:58
● 2015-12-23 17:09:28
○ 2016-07-16 13:54:32
○ 2026-03-21 18:11:34

●A203.245.12.1062026-02-19 → 2026-03-21 · 3 obs

○ 2017-04-09 03:48:22
● 2026-02-19 09:03:20
● 2026-03-21 18:11:34

●A203.245.12.1072026-02-19 → 2026-03-21 · 3 obs

○ 2017-04-09 03:48:22
● 2026-02-19 09:03:20
● 2026-03-21 18:11:34

●A203.245.12.1192026-02-19 → 2026-03-21 · 3 obs

○ 2017-04-09 03:48:22
● 2026-02-19 09:03:20
● 2026-03-21 18:11:34

○A211.105.221.1402016-07-16 → 2016-07-16 · 4 obs

○ 2015-12-23 17:09:28
● 2016-07-16 13:54:32
○ 2017-04-09 03:48:22
○ 2026-03-21 18:11:34

○A211.105.221.1762017-04-09 → 2017-04-09 · 4 obs

○ 2016-07-16 13:54:32
● 2017-04-09 03:48:22
○ 2026-02-19 09:03:20
○ 2026-03-21 18:11:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net...	-
grplan.com	ns2.cafe24.com, ns1.cafe24.com, ns2.cafe24.co.kr, ns1.cafe24.co.kr	9 records

✅ Authoritative Response

Server: 112.175.246.233

NS records: ns2.cafe24.com, ns1.cafe24.com, ns2.cafe24.co.kr, ns1.cafe24.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grplan.com (unsigned zone)

⏱️ Timing

Total: 4373ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`203.245.12.119, 183.111.139.225...`
NS	4	`ns1.cafe24.com, ns1.cafe24.co.kr...`
MX	1	`mailapp.hiworks.co.kr (pri: 10)`
TXT	1	`v=spf1 include:_spf.hiworks.co.kr ~all`
SOA	1	`grplan.com postmaster.grplan.com`

📌 Glue Records Collected

Total: 9

Out-of-bailiwick: 9 (ns2.cafe24.com, ns2.cafe24.com, ns2.cafe24.com...)

Analysis

Hierarchy

grplan.com is a parent of com.grplan.com, m.grplan.com, jp.grplan.com and 23.grplan.com.

Name Server Role

grplan.com serves as the name server for grplan.com.

Common name servers include ns1.cafe24.com, ns2.cafe24.com and ns1.cafe24.co.kr, used together with grplan.com.

IP Addresses

grplan.com resolves to four IPs: 183.111.139.225, 203.245.12.106, 203.245.12.107 and 203.245.12.119.

Other host names, for instance coody.co.kr, okzicgoo.com, hgkor.com, xn--3h3b05pr3a471a.com and 2ditor.com share IP numbers with grplan.com.

Name Servers

grplan.com is delegated to five name servers: grplan.com, ns1.cafe24.com, ns2.cafe24.com, ns1.cafe24.co.kr and ns2.cafe24.co.kr.

grplan.com shares some name servers with other domains, for example ecosemitek.com, codimarket.com, haksik.com, soneps.com and fuelcell-lab.com.

These name servers are commonly used with the name servers ns.cafe24.com, ns0.cafe24.com, dns1.cafe24.com, dns1.cafe24.co.kr, dns2.cafe24.com and dns2.cafe24.co.kr.

Host names with five IP numbers: ns1.cafe24.com points to: 112.175.246.230, 112.175.246.231, 116.126.143.242, 175.125.93.134, 175.125.93.135.

Host names with four IP numbers: grplan.com points to: 183.111.139.225, 203.245.12.106, 203.245.12.107, 203.245.12.119; ns2.cafe24.com points to: 1.226.85.4, 1.234.0.4, 112.175.11.4, 112.175.12.4; ns1.cafe24.co.kr points to: 112.175.246.232, 112.175.246.233, 175.125.93.136, 175.125.93.137; ns2.cafe24.co.kr points to: 112.175.247.232, 112.175.247.233, 175.125.93.146, 175.125.93.147.

Mail Servers

grplan.com is handled by a single mail server, mailapp.hiworks.co.kr.

grplan.com shares the mail server setup with other domains, for example daeyupaper.com, bartedu.com, meme-world.com, dreamsoo.com and glotec.biz.

grplan.com shares some mail servers with other domains, at least partially; for instance sdg.co.kr, autopackorea.com, lawmedi.com, bom-clinic.co.kr and tectonicslab.com.

Host name mailapp.hiworks.co.kr resolves to three IP numbers: 45.120.71.59, 121.254.168.55 and 211.47.76.59.

grplan.com - robtex.com

grplan.com

com

NS for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

Name Server Role

IP Addresses

Name Servers

Mail Servers

`grplan.com`

`com`