`ns1.4adtech.com`

	DNSSEC	⚠️ Not signed
	A	221.139.49.17^{🇰🇷 SKB-NET221.138.0.0/15 SK Broadband}

`4adtech.com`

	DNSSEC	⚠️ Not signed
	A	221.139.49.12^{🇰🇷 SKB-NET221.138.0.0/15 SK Broadband}
	NS	`ns1.nurihosting.com` ⭐
	NS	`ns1.aramschool.co.kr` ⚠️ Not in zone NS records
	NS	`ns2.aramschool.co.kr` ⚠️ Not in zone NS records
	MX	`kr1-aspmx1.worksmobile.com` ⭐
	MX	`kr1-aspmx2.worksmobile.com`⁽²⁰⁾
	TXT	`v=spf1 ip4:221.139.49.3 ip4:221.139.49.4 ip4:221.139.49.12 include:spf.worksm...`
	SOA	`ns1.nurihosting.com`support@nurihosting.com 2023-01-26 #1

NS for

smmoulding.co.kr

wjem.co.kr

cst-company.com

ohmdm.com

byeokgang.com

gedis.co.kr

okct.kr

dhsy.kr

Previously NS for

davidstone.kr

lamiroll.com

Same first word

ns1.gr

ns1.tas.gov.au

ns1.vg

ns1.ric.jelastic.vps-host.net

ns1.bz

ns1.df.gov.br

ns1.ie

ns1.systems

ns1.me

ns1.sakura.ne.jp

ns1.phx.enscaled.us

ns1.co.il

ns1.nic.tj

ns1.pw

ns1.sinaapp.com

ns1.cc

ns1.barsyonline.com

ns1.mobi

ns1.co.tz

ns1.rs.ba

ns1.primetel.cloud

ns1.by

ns1.gov.bh

ns1.ge

ns1.paas.hosted-by-previder.com

ns1.si

ns1.jelastic.saveincloud.net

ns1.altervista.org

ns1.v.ua

ns1.perspecta.cloud

ns1.tv

ns1.ch.trendhosting.cloud

ns1.com.ru

ns1.drud.us

ns1.org.kp

ns1.eu.org

ns1.com.au

ns1.km

ns1.byen.site

ns1.csx.cc

ns1.whm.fr-par.scw.cloud

ns1.idf.il

ns1.rep.kp

ns1.hk

ns1.in.ua

ns1.sekd1.beebyteapp.io

ns1.to.gov.br

ns1.work

ns1.mediatech.by

ns1.net.au

ns1.com.kp

ns1.alpha-myqnapcloud.com

ns1.dep.no

ns1.paas.massivegrid.com

ns1.mircloud.ru

ns1.familyds.com

ns1.glug.org.uk

ns1.pl

ns1.kapsi.fi

ns1.in

ns1.police.uk

ns1.yandexcloud.net

ns1.fun

ns1.zone

ns1.memset.net

ns1.kinghost.net

ns1.es

ns1.jc.neen.it

ns1.info.at

ns1.freedesktop.org

ns1.cz

ns1.gov.kp

ns1.org.ph

ns1.jelastic.dogado.eu

ns1.it

ns1.bg

ns1.onavstack.net

ns1.com

ns1.edu.bb

ns1.cn

ns1.fra1-de.cloudjiffy.net

ns1.mil.ru

ns1.com.ph

ns1.de

ns1.name

ns1.beep.pl

ns1.net

ns1.siteleaf.net

ns1.kr

ns1.co.kr

ns1.co.ca

ns1.mynascloud.com

ns1.pr.gov.br

ns1.id

ns1.k12.la.us

ns1.is

ns1.gouv.ml

ns1.duckdns.org

ns1.shop

ns1.uni5.net

Similar names

n1s.se

s1n.biz

1sn.org

n1s.de

n1s.fr

s1n.pl

1sn.pl

1ns.com.cn

s1n.fr

1sn.net

1ns.de

n1s.ch

n1s.at

sn1.kz

n1s.dk

DNS History

2 records (1 active, 1 former)

○A211.215.17.2102017-01-05 → 2017-08-28 · 4 obs

● 2017-01-05 06:06:56
● 2017-08-28 15:35:24
○ 2026-02-26 01:36:00
○ 2026-03-27 10:11:42

●A221.139.49.172026-02-26 → 2026-03-27 · 3 obs

○ 2017-08-28 15:35:24
● 2026-02-26 01:36:00
● 2026-03-27 10:11:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
4adtech.com	ns1.aramschool.co.kr, ns2.aramschool.co.kr	-

✅ Authoritative Response

Server:221.139.49.17

NS records: ns1.aramschool.co.kr, ns2.aramschool.co.kr

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4adtech.com (unsigned zone)

⏱️ Timing

Total: 2906ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`221.139.49.17`

Analysis

Name Server Role

ns1.4adtech.com functions as a name server for smmoulding.co.kr, wjem.co.kr, cst-company.com, ohmdm.com, byeokgang.com and a few other domains.

ns2.4adtech.com, ns1.nurihosting.com and ns1.aramschool.co.kr are commonly used as name servers along with ns1.4adtech.com.

IP Addresses

ns1.4adtech.com points to a single IP address: 221.139.49.17.

Other host names such as ns1.enmedia.kr, ns1.sodi.co.kr, ns1.ubnex.com, ns1.wiseent.co.kr and ns1.jungsoft.kr share IP numbers with ns1.4adtech.com.

ns1.4adtech.com - robtex.com

ns1.4adtech.com

4adtech.com