agent.edu.vn - robtex.com

agent.edu.vn

DNSSEC⚠️ Not signed
A116.118.49.138🇻🇳 AZDIGI-AS-VN116.118.48.0/22 SPT-VN AZDIGI - Customer of SPT
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
MXinbound-smtp.us-east-1.amazonaws.com ⭐
A3.211.210.226🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix
PTRec2-3-211-210-226.compute-1.amazonaws.com
A44.206.9.87🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix
PTRec2-44-206-9-87.compute-1.amazonaws.com
A44.210.166.32🇺🇸 Amazon44.192.0.0/11 EC2 IAD prefix
PTRec2-44-210-166-32.compute-1.amazonaws.com
A54.164.173.191🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix
PTRec2-54-164-173-191.compute-1.amazonaws.com
A54.197.5.236🇺🇸 Amazon54.196.0.0/15 EC2 IAD 54.196.0.0/15
PTRec2-54-197-5-236.compute-1.amazonaws.com
SOAns1.zonedns.vnroot@agent.edu.vn 2025-12-08 #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=2018558294

Same first word

agent.ms
agent.org.il
agent.international
agent.com.mx
agent.la
agent.uz
agent.si
agent.coach
agent.co.il
agent.net.au
agent.bialystok.pl
agent.cafe
agent.solutions
agent.mk.ua
agent.eu
agent.kids
agent.co.ug
agent.ru
agent.aero
agent.org.pl
agent.pl
agent.by
agent.money
agent.org
agent.istanbul
agent.tax
agent.city
agent.new
agent.cn
agent.it
agent.gallery
agent.design
agent.re
agent.com.vn
agent.md
agent.com.tw
agent.kg
agent.cards
agent.bg
agent.ly
agent.io
agent.group
agent.support
agent.me
agent.ua
agent.cc
agent.builders
agent.edu.pl
agent.ba
agent.co
agent.agency
agent.ae
agent.graphics
agent.guru
agent.pk
agent.bet
agent.gr
agent.vc
agent.ai
agent.tel
agent.ca
agent.dk
agent.ad
agent.kasserver.com
agent.ie
agent.space
agent.sg
agent.directory
agent.hu
agent.university
agent.football
agent.co.kr
agent.mn
agent.co.id
agent.koeln
agent.pro
agent.ng
agent.kalisz.pl
agent.dev
agent.com.my
agent.lt
agent.lv
agent.com
agent.com.ua
agent.ws
agent.fit
agent.vn
agent.chat
agent.digital
agent.camp
agent.edu.vn
agent.yoga
agent.kz
agent.tv
agent.nl
agent.cz
agent.jp
agent.li
agent.am
agent.de
agent.sh
agent.golf
agent.bio
agent.care
agent.ch
agent.supply
agent.ao
agent.land
agent.sk
agent.ci
agent.tw
agent.amsterdam

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DNS History

6 records (6 active, 0 former)

NSns1.zonedns.vnns2.zonedns.vnns3.zonedns.vnns4.zonedns.vnMXinbound-smtp.us-east-1.amazonaws.comA116.118.49.138
●NSns1.zonedns.vn2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-11 18:12:00
● 2026-04-12 04:57:16
●NSns2.zonedns.vn2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-11 18:12:00
● 2026-04-12 04:57:16
●NSns3.zonedns.vn2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-11 18:12:00
● 2026-04-12 04:57:16
●NSns4.zonedns.vn2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-11 18:12:00
● 2026-04-12 04:57:16
●MXinbound-smtp.us-east-1.amazonaws.com2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-11 18:12:00
● 2026-04-12 04:57:16
●A116.118.49.1382026-04-11 → 2026-04-12 · 2 obs
● 2026-04-11 18:12:00
● 2026-04-12 04:57:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vna.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...16 records
agent.edu.vnns2.zonedns.vn, ns1.zonedns.vn, ns4.zonedns.vn, ns3.zonedns.vn-

✅ Authoritative Response

Server:103.28.39.159

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 2277ms | Queries: -

📄 Records

TypeCountSample Data
A1116.118.49.138
NS4ns3.zonedns.vn, ns1.zonedns.vn...
MX1inbound-smtp.us-east-1.amazonaws.com (pr
SOA1ns1.zonedns.vn root.agent.edu.vn

📌 Glue Records Collected

Total: 16

In-bailiwick: 16 (a.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn...)

Analysis

IP Addresses

agent.edu.vn points to a single IP: 116.118.49.138.

Name Servers

agent.edu.vn's delegation is handled by four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.

agent.edu.vn partially shares name servers with other domains; examples include vietxinh.vn, moctrangtri.com, aikoc.com, dadviet.com and tn-tech.com.vn.

These name servers are often used with the name servers 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

Names pointing to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33: ns1.zonedns.vn and ns2.zonedns.vn

Names pointing to 2001:df1:3200::15: ns3.zonedns.vn and ns4.zonedns.vn

Mail Servers

agent.edu.vn is handled by a single mail server, inbound-smtp.us-east-1.amazonaws.com.

agent.edu.vn has the same mail server setup as other domains, including hyperas.com, decent-bet.slack.com, shawnmcginty.com, redbulladvertising.slack.com and mail.thegreggjarrett.com.

agent.edu.vn shares some mail servers with other domains, at least partially, such as inforserveis.atlassian.net, ogatism.jp, formcut.us, datacomhybridcloud.atlassian.net and ubench.atlassian.net.

These mail servers are often used with the mail servers inbound-smtp.us-west-2.amazonaws.com.

The host name inbound-smtp.us-east-1.amazonaws.com resolves to five IP numbers: 3.211.210.226, 44.206.9.87, 44.210.166.32, 54.164.173.191 and 54.197.5.236.