brainx.com.vn - robtex.com

brainx.com.vn

DNSSEC⚠️ Not signed
A115.146.121.172🇻🇳 CMC-2115.146.121.0/24 CMCTELECOM-VN
PTRbalifirms.rockmonument.com
NSns1.dotvndns.vn ⭐ ⚠️ Not in parent delegation
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
NSns1.pavietnam.vn ⚠️ Not in zone NS records
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.dotvndns.vn ⚠️ Not in parent delegation
A2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRns2.dotvndns.vn
A222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT
PTRstatic.vdc.vn
PTRstatic.vnpt.vn
NSns2.pavietnam.vn ⚠️ Not in zone NS records
A2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRns2.dotvndns.vn
A222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT
PTRstatic.vdc.vn
PTRstatic.vnpt.vn
NSnsbak.pavietnam.net ⚠️ Not in zone NS records
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
SOAns1.dotvndns.vnhostmaster@brainx.com.vn 2025-12-03 #3

com.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=2022839145

Same first word

Similar names

DNS History

6 records (6 active, 0 former)

NSns1.dotvndns.vnns1.pavietnam.vnns2.dotvndns.vnns2.pavietnam.vnnsbak.pavietnam.netA115.146.121.172
NSns1.dotvndns.vn2026-05-01 → 2026-08-07 · 2 obs
● 2026-05-01 11:18:52
● 2026-08-07 00:44:00
NSns1.pavietnam.vn2026-05-01 → 2026-08-07 · 2 obs
● 2026-05-01 11:18:52
● 2026-08-07 00:44:00
NSns2.dotvndns.vn2026-05-01 → 2026-08-07 · 2 obs
● 2026-05-01 11:18:52
● 2026-08-07 00:44:00
NSns2.pavietnam.vn2026-05-01 → 2026-08-07 · 2 obs
● 2026-05-01 11:18:52
● 2026-08-07 00:44:00
NSnsbak.pavietnam.net2026-05-01 → 2026-08-07 · 2 obs
● 2026-05-01 11:18:52
● 2026-08-07 00:44:00
A115.146.121.1722026-05-01 → 2026-08-07 · 2 obs
● 2026-05-01 11:18:52
● 2026-08-07 00:44:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vna.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...-
brainx.com.vnnsbak.pavietnam.net, ns2.pavietnam.vn, ns1.pavietnam.vn-

✅ Authoritative Response

Server:112.213.89.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for brainx.com.vn (unsigned zone)

⏱️ Timing

Total: 973ms | Queries: -

📄 Records

TypeCountSample Data
A1115.146.121.172
NS2ns1.dotvndns.vn, ns2.dotvndns.vn
SOA1ns1.dotvndns.vn hostmaster.brainx.com.vn

Analysis

IP Addresses

brainx.com.vn has exactly one IP address — 115.146.121.172.

taseco.com.vn, luyentap.sorobanaqvn.edu.vn, luyentinh.toanbsmart.edu.vn plus two other host names have IP numbers in common with brainx.com.vn.

Name Servers

Five name servers handle delegation for brainx.com.vn: nsbak.pavietnam.net, ns1.dotvndns.vn, ns2.dotvndns.vn and two others.

brainx.com.vn has at least partial name server overlap with other domains, such as dtdg.vn, tgpboots.com, tuvantruongthuanduc.vn and two others.

It is common to find these name servers paired with the name servers ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.dotvndns.com and ns3.dotvndns.vn.

Host names pointing to two IP addresses:

nsbak.pavietnam.net has two IP addresses: 112.213.89.22 and 2406:9c80::9000:302.

ns1.dotvndns.vn has two IP addresses: 112.213.89.3 and 2406:9c80::66.

ns2.dotvndns.vn has two IP addresses: 222.255.121.247 and 2406:9c80::9000:111.

ns1.pavietnam.vn has two IP addresses: 112.213.89.3 and 2406:9c80::66.

ns2.pavietnam.vn has two IP addresses: 222.255.121.247 and 2406:9c80::9000:111.

Host names pointing to 2406:9c80::66 IP addresses: ns1.dotvndns.vn and ns1.pavietnam.vn.

Host names pointing to 112.213.89.3 IP addresses: ns1.dotvndns.vn and ns1.pavietnam.vn.

Host names pointing to 2406:9c80::9000:111 IP addresses: ns2.dotvndns.vn and ns2.pavietnam.vn.

Host names pointing to 222.255.121.247 IP addresses: ns2.dotvndns.vn and ns2.pavietnam.vn.