`ns2.viettechserver.com`

DNSSEC	⚠️ Not signed
A	103.143.142.242^{🇻🇳 VHOST-AS-VN103.143.142.0/24 NSUPPORT-VN}
		PTR	`mx142242.vhost.vn`

`viettechserver.com`

	DNSSEC	⚠️ Not signed
	A	103.143.142.242^{🇻🇳 VHOST-AS-VN103.143.142.0/24 NSUPPORT-VN}
	NS	`ns1.tenten.vn`
	NS	`ns2.tenten.vn`
	NS	`ns3.tenten.vn`
	MX	`mail.viettechserver.com` ⭐
	TXT	`google-site-verification=Z9q7k235q0wHd1v5CGrN16-7IOxc3IRasrfR9ITGAp8`
	TXT	`v=spf1 mx a ip4:103.143.142.242 ~all`
	SOA	`.`hostmaster@viettechserver.com 2025-02-27 #20

Previously NS for

ns1.viettechserver.com

ns2.viettechserver.com

Previously MX for

ns2.viettechserver.com

Same first word

ns2.uz

ns2.gob.cl

ns2.in-berlin.de

ns2.kinghost.net

ns2.uni5.net

ns2.ws

ns2.ryd.wafaicloud.com

ns2.fra1-de.cloudjiffy.net

ns2.gov.az

ns2.it.com

ns2.in.ua

ns2.j.scaleforce.net

ns2.ac.me

ns2.in

ns2.copro.uk

ns2.onavstack.net

ns2.drud.us

ns2.domains

ns2.kapsi.fi

ns2.es-1.axarnet.cloud

ns2.eu

ns2.ric.jelastic.vps-host.net

ns2.dyndns.org

ns2.gov.mu

ns2.gouv.sn

ns2.appengine.flow.ch

ns2.csx.cc

ns2.my

ns2.jcloud.ik-server.com

ns2.be

ns2.tas.gov.au

ns2.ro

ns2.lib.vt.us

ns2.primetel.cloud

ns2.fm

ns2.su

ns2.alp1.ae.flow.ch

ns2.site

ns2.cn

ns2.gov.sc

ns2.ovh

ns2.sekd1.beebyteapp.io

ns2.police.uk

ns2.nic.in

ns2.im

ns2.dk

ns2.cat

ns2.myasustor.com

ns2.potager.org

ns2.unicloud.pl

ns2.edu.tt

ns2.mynascloud.com

ns2.cloudflare.net

ns2.de

ns2.sinaapp.com

ns2.edu.bb

ns2.to

ns2.km.ua

ns2.mil.ru

ns2.org.uk

ns2.altervista.org

ns2.tv

ns2.rn.gov.br

ns2.xmit.dev

ns2.ru

ns2.pm

ns2.mydns.jp

ns2.it1.eur.aruba.jenv-aruba.cloud

ns2.si

ns2.keymachine.de

ns2.hu

ns2.myfritz.net

ns2.ac.lk

ns2.kg

ns2.ac.gov.br

ns2.com.ph

ns2.ne.kr

ns2.ch

ns2.webthings.io

ns2.myqnapcloud.cn

ns2.mine.nu

ns2.pl

ns2.carrd.co

ns2.gov.mn

ns2.co.nz

ns2.west1-us.cloudjiffy.net

ns2.gov.ru

ns2.byen.site

ns2.ddns.net

ns2.com.tr

ns2.mk

ns2.asia

ns2.gov.ps

ns2.rag-cloud.hosteur.com

ns2.live

ns2.co.ca

ns2.gov.bh

ns2.j.layershift.co.uk

ns2.lima-city.de

ns2.com.kp

Similar names

s2n.io

n2s.com.br

n2s.me

2sn.com

s2n.nl

2ns.one

2ns.co

2sn.net

2ns.net

sn2.eu

s2n.eu

n2s.es

s2n.ie

s2n.top

s2n.at

n2s.eu

n2s.com

2ns.in

2ns.com

n2s.co.kr

sn2.ru

2ns.ru

sn2.ch

2ns.us

DNS History

5 records (1 active, 4 former)

○NSns1.viettechserver.com2018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 22:44:34
○ 2026-03-16 19:05:58
○ 2026-03-27 08:25:04

○NSns2.viettechserver.com2018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 22:44:34
○ 2026-03-16 19:05:58
○ 2026-03-27 08:25:04

○MXns2.viettechserver.com2018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 22:44:34
○ 2026-03-16 19:05:58
○ 2026-03-27 08:25:04

●A103.143.142.2422026-03-16 → 2026-03-27 · 3 obs

○ 2018-05-16 22:44:34
● 2026-03-16 19:05:58
● 2026-03-27 08:25:04

○A103.231.189.872018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 22:44:34
○ 2026-03-16 19:05:58
○ 2026-03-27 08:25:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
viettechserver.com	ns1.tenten.vn, ns2.tenten.vn, ns3.tenten.vn	-

✅ Authoritative Response

Server:103.18.7.202

NS records: ns1.tenten.vn, ns2.tenten.vn, ns3.tenten.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for viettechserver.com (unsigned zone)

⏱️ Timing

Total: 1793ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`103.143.142.242`

Analysis

IP Addresses

ns2.viettechserver.com points to a single IP: 103.143.142.242.

Other host names, for instance ns1.viettechcorp.vn, viettechcorp.vn, thuyduongsafety.com, tanhuutai.com and mail.ketoankyduyen.com share IP numbers with ns2.viettechserver.com.

ns2.viettechserver.com - robtex.com