duyhan.com - robtex.com

duyhan.com

DNSSEC⚠️ Not signed
A103.77.162.34🇻🇳 SUPERDATA103.77.162.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi
PTRutrecht.maychu.cloud
NSnsbak.pavietnam.net ⭐
A2406:9c80::9000:302🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRnsbak.dotvndns.com
A112.213.89.22🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi
PTRns8922.dotvndns.vn
NSns1.pavietnam.vn
A2406:9c80::66🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRns1.dotvndns.vn
A112.213.89.3🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi
PTRns1.dotvndns.vn
NSns2.pavietnam.vn
A2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRns2.dotvndns.vn
A222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT
MXmail.duyhan.com ⭐
A103.77.162.34🇻🇳 SUPERDATA103.77.162.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi
PTRutrecht.maychu.cloud
TXTv=spf1 a mx ~all
TXTgoogle-site-verification=oWNcHc1008FgcucUYPdVu9FvyFDt01omX_-mmgInAVQ
SOAnsbak.pavietnam.nethostmaster@duyhan.com 2025-02-13 #11

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1784412702

Subdomains

mail.duyhan.com

Same first word

duyhan.com.vn
duyhan.com

Similar names

handyu.net
dunyah.com
dhunay.com
duyanh.net
anhduy.my
yudhan.com
undyah.com
duyanh.com
haydun.com
dahyun.com
dhanyu.com
haydun.eu
hnyuda.com.cn
hyduan.com
dhyanu.com
anhduy.com
haydun.net
handyu.com
hunday.es
handuy.com
dunyah.net
hudany.com
huanyd.com
haydun.org
dunyah.org
hdanyu.com
duyanh.com.vn
hyunda.co.kr
dunyah.info
dunyah.mobi
hyunda.ir
hunday.com
hyuand.com
hunady.com
dunyah.biz
hdyuan.com
anhduy.io
hdayun.com
hyunda.com
nhaydu.com
uhandy.com
anhduy.vn

DNS History

10 records (5 active, 5 former)

2017201820192020202120222023202420252026NSns1.pavietnam.vnns2.pavietnam.vnnsbak.pavietnam.netns63.domaincontrol.comns64.domaincontrol.comMXmail.duyhan.commailstore1.secureserver.netsmtp.secureserver.netA103.77.162.34184.168.221.41
●NSns1.pavietnam.vn2026-05-18 → 2026-07-18 · 3 obs
○ 2018-07-21 16:16:40
● 2026-05-18 13:52:30
● 2026-07-18 22:16:48
●NSns2.pavietnam.vn2026-05-18 → 2026-07-18 · 3 obs
○ 2018-07-21 16:16:40
● 2026-05-18 13:52:30
● 2026-07-18 22:16:48
○NSns63.domaincontrol.com2016-12-16 → 2018-07-21 · 4 obs
● 2016-12-16 22:57:54
● 2018-07-21 16:16:40
○ 2026-05-18 13:52:30
○ 2026-07-18 22:16:48
○NSns64.domaincontrol.com2016-12-16 → 2018-07-21 · 4 obs
● 2016-12-16 22:57:54
● 2018-07-21 16:16:40
○ 2026-05-18 13:52:30
○ 2026-07-18 22:16:48
●NSnsbak.pavietnam.net2026-05-18 → 2026-07-18 · 3 obs
○ 2018-07-21 16:16:40
● 2026-05-18 13:52:30
● 2026-07-18 22:16:48
●MXmail.duyhan.com2026-05-18 → 2026-07-18 · 3 obs
○ 2018-07-21 16:16:40
● 2026-05-18 13:52:30
● 2026-07-18 22:16:48
○MXmailstore1.secureserver.net2016-12-16 → 2018-07-21 · 4 obs
● 2016-12-16 22:57:54
● 2018-07-21 16:16:40
○ 2026-05-18 13:52:30
○ 2026-07-18 22:16:48
○MXsmtp.secureserver.net2016-12-16 → 2018-07-21 · 4 obs
● 2016-12-16 22:57:54
● 2018-07-21 16:16:40
○ 2026-05-18 13:52:30
○ 2026-07-18 22:16:48
●A103.77.162.342026-05-18 → 2026-07-18 · 3 obs
○ 2018-07-21 16:16:40
● 2026-05-18 13:52:30
● 2026-07-18 22:16:48
○A184.168.221.412016-12-16 → 2018-07-21 · 4 obs
● 2016-12-16 22:57:54
● 2018-07-21 16:16:40
○ 2026-05-18 13:52:30
○ 2026-07-18 22:16:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net, h.gtld-servers.net...-
duyhan.comnsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn-

✅ Authoritative Response

Server:222.255.121.247

NS records: nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duyhan.com (unsigned zone)

⏱️ Timing

Total: 1408ms | Queries: -

📄 Records

TypeCountSample Data
A1103.77.162.34
NS3ns1.pavietnam.vn, nsbak.pavietnam.net...
MX1mail.duyhan.com (pri: 10)
TXT2v=spf1 a mx ~all, google-site-verification=oWNcHc1008Fgcuc
SOA1nsbak.pavietnam.net hostmaster.duyhan.co

Analysis

Hierarchy

duyhan.com is the parent zone for mail.duyhan.com.

IP Addresses

duyhan.com has exactly one IP address — 103.77.162.34.

www.sadico.com.vn, www.topviettravel.com, edstachem.com plus two other host names have IP numbers in common with duyhan.com.

Name Servers

duyhan.com carries NS records delegating to nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.

duyhan.com partially shares its NS delegation with several other domains, including otohyundai.com.vn, maunhadep.org.vn, art-decor.vn and two others.

These name servers tend to appear together with the name servers ns1.dotvndns.vn, ns2.dotvndns.vn and nsbak.dotvndns.com, plus two others.

nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn are three hostnames that each resolve to a pair of IP addresses: nsbak.pavietnam.net to 112.213.89.22 and 2406:9c80::9000:302, ns1.pavietnam.vn to 112.213.89.3 and 2406:9c80::66, and ns2.pavietnam.vn to 222.255.121.247 and 2406:9c80::9000:111.

Mail Servers

duyhan.com uses one mail server — mail.duyhan.com.

mail.duyhan.com carries a single IP number, which is 103.77.162.34.