www.100study.vn - robtex.com

www.100study.vn

CNAME100study.vn
DNSSEC⚠️ Not signed
A123.30.169.125🇻🇳 VTN-1123.30.169.0/24 VNPT
PTRstatic.vnpt.vn
NSns1.matbao.vn ⭐
A13.250.228.99🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix
PTRec2-13-250-228-99.ap-southeast-1.compute.amazonaws.com
A103.110.128.60🇻🇳 AXYS-VN103.110.128.0/23
NSns2.matbao.vn
A35.198.203.127🇸🇬 Google35.198.192.0/20
PTR127.203.198.35.bc.googleusercontent.com
A103.138.89.11🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET
MXpro207.emailserver.vn ⭐
A103.110.129.45🇻🇳 AXYS-VN103.110.128.0/23
PTRpro207.emailserver.vn
TXTv=spf1 mx include:emailserver.vn include:spf.protection.outlook.com -all
SOAns1.matbao.vnadmin@matbao.com 2025-12-06 #2

100study.vn

DNSSEC⚠️ Not signed
A123.30.169.125🇻🇳 VTN-1123.30.169.0/24 VNPT
NSns1.matbao.vn ⭐
NSns2.matbao.vn
MXpro207.emailserver.vn ⭐
TXTv=spf1 mx include:emailserver.vn include:spf.protection.outlook.com -all
SOAns1.matbao.vnadmin@matbao.com 2025-12-06 #2

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DNS History

1 record (1 active, 0 former)

CNAME100study.vn
●CNAME100study.vn2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-01 09:50:10
● 2026-05-11 23:37:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vna.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...-
100study.vnns2.matbao.vn, ns1.matbao.vn2 records

✅ Authoritative Response

Server:103.138.89.11

NS records: ns2.matbao.vn, ns1.matbao.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 100study.vn (unsigned zone)

⏱️ Timing

Total: 1208ms | Queries: -

📄 Records

TypeCountSample Data
CNAME1100study.vn

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.matbao.vn, ns2.matbao.vn)

Analysis

IP Addresses

www.100study.vn points to a single IP address: 123.30.169.125.

Other host names such as website.webmail.duhoctranquang.edu.vn, bb.ccc.dddd.cpanel.duhoctranquang.edu.vn, wbsubdomain.a.bb.ccc.dddd.cpanel.duhoctranquang.edu.vn, what.website.2020.duhoctranquang.edu.vn and bb.ccc.dddd.webdisk.duhoctranquang.edu.vn share IPs with www.100study.vn.

Name Servers

Two name servers ns1.matbao.vn and ns2.matbao.vn handle the delegation for www.100study.vn.

www.100study.vn shares the same name server setup as other domains, for example dilac.vn, shunyuan.com.vn, amigotile.vn, ttcapital.vn and mutlich.com.vn.

www.100study.vn at least partially shares name servers with other domains, for example talimex.com.vn, kentfamily.edu.vn, nhatnamco.com, xcelens.vn and sontuyenphat.com.

These name servers are commonly used with ns1.matbao.com and ns2.matbao.com and ns-bak.matbao.com.

Host names with two IP numbers:

ns1.matbao.vn points to 13.250.228.99 and 103.110.128.60.

ns2.matbao.vn points to 35.198.203.127 and 103.138.89.11.

Mail Servers

The pro207.emailserver.vn mail server handles www.100study.vn.

www.100study.vn shares the same mail server setup as other domains, including thanhhagroup.com, vietnhan.co, verus.vn, namvinhstone.com.vn and psylogik.net.

www.100study.vn shares some mail servers with other domains, for example tnktravel.com.

pro207.emailserver.vn points to a single IP number: 103.110.129.45.