`okbuild.kr`

DNSSEC	⚠️ Not signed
A	221.139.49.4^{🇰🇷 SKB-NET221.138.0.0/15 SK Broadband}
NS	`ns1.nurihosting.com` ⭐
		A	211.215.17.210^{🇰🇷 SKB-NET211.212.0.0/14 SK Broadband}
NS	`ns1.aramschool.co.kr` ⚠️ Not in zone NS records
		A	221.139.49.17^{🇰🇷 SKB-NET221.138.0.0/15 SK Broadband}
NS	`ns2.aramschool.co.kr` ⚠️ Not in zone NS records
		A	121.125.73.38^{🇰🇷 SKB-NET121.125.0.0/16 SK Broadband}
MX	`mail.okbuild.kr` ⭐
		A	121.125.73.62^{🇰🇷 SKB-NET121.125.0.0/16 SK Broadband}
TXT	`v=spf1 ip4:221.139.49.4 ip4:221.139.49.5 ip4:221.139.49.6 ~all`
SOA	`ns1.nurihosting.com`support@nurihosting.com 2023-01-26 #1

`kr`

	DNSSEC	🔒 Signed (DS record present)
	NS	`g.dns.kr` ⭐
	NS	`b.dns.kr`
	NS	`c.dns.kr`
	NS	`d.dns.kr`
	NS	`e.dns.kr`
	NS	`f.dns.kr`
	SOA	`g.dns.kr`domain-manager@nic.or.kr serial=2603080650

Subdomains

ns1.okbuild.kr

mail.okbuild.kr

ns2.okbuild.kr

Same first word

okbuild.net

okbuild.com

okbuild.kr

Similar names

dikuobl.com

buildko.com

bulkoid.com

dokulib.com

kobuild.com

buildok.com

DNS History

7 records (5 active, 2 former)

●NSns1.aramschool.co.kr2026-03-22 → 2026-03-22 · 3 obs

○ 2019-04-23 02:32:12
● 2026-03-22 00:51:06
● 2026-03-22 16:29:46

●NSns1.nurihosting.com2018-05-17 → 2026-03-22 · 2 obs

● 2018-05-17 14:43:42
● 2026-03-22 16:29:46

●NSns2.aramschool.co.kr2026-03-22 → 2026-03-22 · 3 obs

○ 2019-04-23 02:32:12
● 2026-03-22 00:51:06
● 2026-03-22 16:29:46

○NSns2.nurihosting.com2018-05-17 → 2019-04-23 · 4 obs

● 2018-05-17 14:43:42
● 2019-04-23 02:32:12
○ 2026-03-22 00:51:06
○ 2026-03-22 16:29:46

●MXmail.okbuild.kr2018-05-17 → 2026-03-22 · 2 obs

● 2018-05-17 14:43:42
● 2026-03-22 16:29:46

●A221.139.49.42018-05-17 → 2026-03-22 · 4 obs

● 2018-05-17 14:43:42
○ 2019-04-23 02:32:12
● 2026-03-22 00:51:06
● 2026-03-22 16:29:46

○A221.139.49.52019-04-23 → 2019-04-23 · 4 obs

○ 2018-05-17 14:43:42
● 2019-04-23 02:32:12
○ 2026-03-22 00:51:06
○ 2026-03-22 16:29:46

🔍 DNS Trace

Analysis

Hierarchy

okbuild.kr is parent of ns1.okbuild.kr, mail.okbuild.kr and ns2.okbuild.kr.

IP Addresses

okbuild.kr points to IP number 221.139.49.4.

For instance, other host names hanjistory.com, mail.ajubesteel.co.kr, kyungdoinc.com, arirangdm.com and mail.sjext.com share IP numbers with okbuild.kr.

Name Servers

The delegation for okbuild.kr is handled by three name servers: ns1.nurihosting.com, ns1.aramschool.co.kr and ns2.aramschool.co.kr.

okbuild.kr shares name servers with other domains at least partially, for example mtd88.com, taplay.co.kr, ny-dental.net, ateam9.co.kr and igong.or.kr.

these name servers are often used with the following: ns2.nurihosting.com, ns1.namuweb.co.kr, ns2.namuweb.co.kr, ns1.bver.co.kr, ns2.bver.co.kr, ns1.koal365.kr, ns2.koal365.kr, ns1.asadesign.kr, ns2.asadesign.kr and ns1.adwinkorea.kr.

Host names with a single IP address: ns1.nurihosting.com points to 211.215.17.210; ns1.aramschool.co.kr points to 221.139.49.17; ns2.aramschool.co.kr points to 121.125.73.38.

Mail Servers

okbuild.kr is handled by a single mail server, mail.okbuild.kr.

mail.okbuild.kr points to a single IP: 121.125.73.62.

okbuild.kr - robtex.com

okbuild.kr

kr