`i-class.co.kr`

DNSSEC	⚠️ Not signed
NS	`ns1.i-class.co.kr` ⭐ ⚠️ Not in zone NS records
		A	61.100.185.194^{🇰🇷 HOSTWAY-AS-KR61.100.185.0/24 SejongTelecom.co.ltd}
NS	`i-class.co.kr` ⚠️ Not in parent delegation
NS	`ns2.asadal.net` ⚠️ Not in zone NS records
		A	121.254.243.202^{🇰🇷 DACOM-NET121.254.128.0/17 contact noc@bora.net if necessary}
MX	`mail.i-class.co.kr` ⭐
SOA	`ns1.i-class.co.kr`root@i-class.co.kr 2019-12-29 #1

`co.kr`

	DNSSEC	⚠️ Not signed
	NS	`g.dns.kr` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.kr` ⚠️ Not in parent delegation
	NS	`c.dns.kr` ⚠️ Not in parent delegation
	NS	`d.dns.kr` ⚠️ Not in parent delegation
	NS	`e.dns.kr` ⚠️ Not in parent delegation
	NS	`f.dns.kr` ⚠️ Not in parent delegation
	SOA	`g.dns.kr`domain-manager@nic.or.kr serial=2604120532

WOT: UNKNOWN (62/100)

Previously NS for

i-class.co.kr

Same first word

i-class.com

i-class.co.kr

i-class.net

i-class.pl

i-class.de

Similar names

cali-ss.com

class-i.ru

sis-cal.com

sas-icl.com

lsis-ca.com

c-sails.com

iscs-al.com

DNS History

6 records (4 active, 2 former)

●NSi-class.co.kr2016-01-27 → 2026-04-12 · 7 obs

○ 2015-06-09 23:55:34
● 2016-01-27 23:37:18
● 2019-03-26 07:43:52
○ 2026-03-26 19:31:12
○ 2026-03-26 21:52:04
● 2026-04-12 02:10:10
● 2026-04-12 02:10:14

●NSns1.i-class.co.kr2026-03-26 → 2026-04-12 · 3 obs

○ 2019-03-26 07:43:52
● 2026-03-26 19:31:12
● 2026-04-12 02:10:14

○NSns1.i-class.co.kr.i-class.co.kr2015-06-09 → 2019-03-26 · 4 obs

● 2015-06-09 23:55:34
● 2019-03-26 07:43:52
○ 2026-03-26 19:31:12
○ 2026-04-12 02:10:14

●NSns2.asadal.net2026-03-26 → 2026-04-12 · 3 obs

○ 2019-03-26 07:43:52
● 2026-03-26 19:31:12
● 2026-04-12 02:10:14

●MXmail.i-class.co.kr2016-01-27 → 2026-04-12 · 2 obs

● 2016-01-27 23:37:18
● 2026-04-12 02:10:14

○A61.100.185.1942015-06-09 → 2019-03-26 · 4 obs

● 2015-06-09 23:55:34
● 2019-03-26 07:43:52
○ 2026-03-26 19:31:12
○ 2026-04-12 02:10:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kr	d.dns.kr, f.dns.kr, b.dns.kr, g.dns.kr...	-
i-class.co.kr	ns1.i-class.co.kr, ns2.asadal.net	1 record

✅ Authoritative Response

Server:61.100.185.194

NS records: ns1.i-class.co.kr, ns2.asadal.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for i-class.co.kr (unsigned zone)

⏱️ Timing

Total: 1669ms | Queries: -

📄 Records

Type	Count	Sample Data
SOA	1	`ns1.i-class.co.kr root.i-class.co.kr`

📌 Glue Records Collected

Total: 1

In-bailiwick: 1 (ns1.i-class.co.kr)

Analysis

Name Servers

i-class.co.kr is delegated to three name servers: i-class.co.kr, ns2.asadal.net and ns1.i-class.co.kr.

i-class.co.kr at least partially shares name servers with other domains, for instance namasmt.com, dawon.net, hahaha21.com, omnilaser.com and anywinsoft.com.

These name servers are commonly used with ns1.asadal.net, ns.interpia98.net, ns.piahost.net, back.piahost.net, ns3.piahost.net and ns5.new21.net.

Host names with one IP:

ns2.asadal.net points to: 121.254.243.202

ns1.i-class.co.kr points to: 61.100.185.194

Mail Servers

i-class.co.kr is handled by a single mail server, mail.i-class.co.kr.

i-class.co.kr - robtex.com

i-class.co.kr

co.kr