an.edu.vn - robtex.com

an.edu.vn

DNSSEC⚠️ Not signed
A104.248.147.173🇸🇬 DIGITALOCEAN104.248.144.0/20 DigitalOcean
PTRgoogdemy.com
NSns1.zonedns.vn ⭐
A2401:c080:1400:1cd4:5400:5ff:fe80:ec33🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix
A64.176.84.220🇸🇬 AS-VULTR64.176.80.0/20 Vultr Assigned Prefix
PTRns1.zonedns.vn
NSns2.zonedns.vn
A2401:c080:1400:1cd4:5400:5ff:fe80:ec33🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix
A103.176.178.51🇻🇳 NHAN-HOA-AS-VN103.176.178.0/24 NINETECH-VN
NSns3.zonedns.vn
A2001:df1:3200::15🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN
A103.28.36.30🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN
NSns4.zonedns.vn
A2001:df1:3200::15🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN
A103.28.39.159🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN
MXaspmx.l.google.com ⭐
A2607:f8b0:4023:c06::1b🇺🇸 Google2607:f8b0::/32
PTRdz-in-f27.1e100.net
A142.250.141.26🇺🇸 Google142.250.141.0/24
PTRdd-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4023:2801::1b🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f27.1e100.net
A192.178.128.26🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2607:f8b0:4023:3003::1a🇺🇸 Google2607:f8b0::/32
PTRyulnkjt-in-f26.1e100.net
A172.253.145.27🇺🇸 Google172.253.145.0/24
PTRyulnkjt-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c00::1a🇧🇪 Google2a00:1450:400c::/48
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.26🇺🇸 Google173.194.76.0/24
PTRws-in-f26.1e100.net
TXTgoogle-site-verification=wLcuIk5j-XmgwpixRAlDv8N71Xphg1PKeOCRm4_kFkE
SOAns1.zonedns.vnroot@an.edu.vn 2022-03-07 #1

edu.vn

DNSSEC⚠️ Not signed
NSdns-master.vnnic.vn ⭐
NSa.dns-servers.vn ⚠️ Not in parent delegation
NSb.dns-servers.vn ⚠️ Not in parent delegation
NSc.dns-servers.vn ⚠️ Not in parent delegation
NSd.dns-servers.vn ⚠️ Not in parent delegation
NSe.dns-servers.vn ⚠️ Not in parent delegation
NSf.dns-servers.vn ⚠️ Not in parent delegation
NSg.dns-servers.vn ⚠️ Not in parent delegation
NSh.dns-servers.vn ⚠️ Not in parent delegation
SOAdns-master.vnnic.vnpostmaster@vnnic.vn serial=2018562877

Subdomains

www.an.edu.vn

Same first word

an.nu
an.ee
an.vg
an.com.br
an.by
an.pp.ru
an.be
an.ru
an.com
an.exchange
an.al
an.cn
an.blogspot.co.il
an.kz
an.ca
an.github.io
an.cl
an.co
an.ms
an.fr
an.net
an.brescia.it
an.crimea.ua
an.ph
an.pro
an.gov.br
an.nl
an.la
an.de
an.com.ua
an.cz
an.com.au
an.com.sa
an.sg
an.life
an.lt
an.dk
an.aero
an.se
an.ua
an.org.ua
an.gl
an.si
an.tn
an.za.com
an.com.es
an.org
an.mn
an.dev
an.gov.ng
an.com.tw
an.net.nz
an.ws
an.design
an.lv
an.education
an.amsterdam
an.no
an.su
an.tv
an.cx
an.agency
an.academy
an.app.br
an.kg
an.cq.cn
an.edu
an.email
an.id.au
an.expert
an.to
an.co.uk
an.cc
an.name.vn
an.edu.vn
an.sa
an.gob.ve
an.co.kr
an.ck.ua
an.pl
an.insure
an.net.au
an.mba
an.cr
an.ie
an.com.tr

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na.cn
na.de
na.ci
na.cx
na.to
na.rs
na.by
na.kg
na.app
na.sakura.ne.jp
na.st
na.gov.tw
na.abbott
na.fr
na.gov.pk
na.pisz.pl
na.org.uy
na.wtf
na.org.br
na.tl
na.pl
na.vg
na.ca
na.jpn.org
na.org.au
na.org.za
na.com.tr
na.xii.jp
na.net.br
na.ai
na.cc
na.se
na.co.za
na.gg
na.net.au
na.edu.vn
na.be
na.hu
na.io
na.akamai.net
na.co.com
na.podzone.net
na.la
na
na.social
na.me
na.com.au

DNS History

10 records (10 active, 0 former)

NSns1.zonedns.vnns2.zonedns.vnns3.zonedns.vnns4.zonedns.vnMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.248.147.173
●NSns1.zonedns.vn2026-04-30 → 2026-05-01 · 2 obs
● 2026-04-30 20:09:30
● 2026-05-01 22:14:32
●NSns2.zonedns.vn2026-04-30 → 2026-05-01 · 2 obs
● 2026-04-30 20:09:30
● 2026-05-01 22:14:32
●NSns3.zonedns.vn2026-04-30 → 2026-05-01 · 2 obs
● 2026-04-30 20:09:30
● 2026-05-01 22:14:32
●NSns4.zonedns.vn2026-04-30 → 2026-05-01 · 2 obs
● 2026-04-30 20:09:30
● 2026-05-01 22:14:32
●MXalt1.aspmx.l.google.com2026-04-30 → 2026-05-01 · 2 obs
● 2026-04-30 20:09:30
● 2026-05-01 22:14:32
●MXalt2.aspmx.l.google.com2026-04-30 → 2026-05-01 · 2 obs
● 2026-04-30 20:09:30
● 2026-05-01 22:14:32
●MXalt3.aspmx.l.google.com2026-04-30 → 2026-05-01 · 2 obs
● 2026-04-30 20:09:30
● 2026-05-01 22:14:32
●MXalt4.aspmx.l.google.com2026-04-30 → 2026-05-01 · 2 obs
● 2026-04-30 20:09:30
● 2026-05-01 22:14:32
●MXaspmx.l.google.com2026-04-30 → 2026-05-01 · 2 obs
● 2026-04-30 20:09:30
● 2026-05-01 22:14:32
●A104.248.147.1732026-04-30 → 2026-05-01 · 2 obs
● 2026-04-30 20:09:30
● 2026-05-01 22:14:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vna.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...-
an.edu.vnns2.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn, ns4.zonedns.vn-

✅ Authoritative Response

Server:103.28.39.159

NS records: ns2.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn, ns4.zonedns.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for an.edu.vn (unsigned zone)

⏱️ Timing

Total: 2126ms | Queries: -

📄 Records

TypeCountSample Data
A1104.248.147.173
NS4ns1.zonedns.vn, ns4.zonedns.vn...
MX5ALT2.ASPMX.L.GOOGLE.COM (pri: 5), ASPMX.L.GOOGLE.COM (pri: 1)...
TXT1google-site-verification=wLcuIk5j-Xmgwpi
SOA1ns1.zonedns.vn root.an.edu.vn

Analysis

Hierarchy

The parent of www.an.edu.vn is an.edu.vn.

IP Addresses

an.edu.vn points to a single IP address: 104.248.147.173.

Name Servers

an.edu.vn is delegated to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.

an.edu.vn at least partially shares name servers with other domains, for example hatuanhoan.net, vyanh.net, jasminepreschool.edu.vn, trips-cheap.com and vhsgroup.vn.

These name servers are often used together with ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.

Host names with two IP numbers:

ns1.zonedns.vn points to: 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 64.176.84.220

ns2.zonedns.vn points to: 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 103.176.178.51

ns3.zonedns.vn points to: 2001:df1:3200::15 and 103.28.36.30

ns4.zonedns.vn points to: 2001:df1:3200::15 and 103.28.39.159

Common IP numbers:

2401:c080:1400:1cd4:5400:5ff:fe80:ec33 is used by ns1.zonedns.vn and ns2.zonedns.vn

2001:df1:3200::15 is used by ns3.zonedns.vn and ns4.zonedns.vn

Mail Servers

an.edu.vn is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

an.edu.vn shares at least partially some mail servers with other domains, for instance myxplora.co.uk, tinbot.co.uk, mio-pia.com.ar, ashadeabovetherest.com and ns500731.ns500742.ns500754.ns500754.ns500671.ns500742.ns500705.ns500671.ns500666.ns500153.tenderladiesbz.com.

these mail servers are often used together with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers

Each host name points to two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4023:c06::1b and 142.250.141.26

alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1b and 192.178.128.26

alt2.aspmx.l.google.com points to 2607:f8b0:4023:3003::1a and 172.253.145.27

alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1b and 192.178.223.26

alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.26