flexinet.com.vn - robtex.com

flexinet.com.vn

DNSSEC⚠️ Not signed
A144.91.88.80🇩🇪 CONTABO144.91.88.0/23
PTRvmi3234061.contaboserver.net
NSns4.tenten.vn
A2404:f080:1101:302:a163:44:193:20🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi
PTRns4.tenten.vn
A103.18.7.204🇻🇳 GMO-ZCOM-AS-VN103.18.6.0/23 RUNSYSTEM-VN
PTRns4.tenten.vn
NSns5.tenten.vn
A2404:f080:1101:302:a163:44:193:21🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi
PTRns5.tenten.vn
A103.18.7.205🇻🇳 GMO-ZCOM-AS-VN103.18.6.0/23 RUNSYSTEM-VN
PTRns5.tenten.vn
NSns6.tenten.vn
A2404:f080:1101:302:a163:44:193:22🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi
PTRns6.tenten.vn
A52.74.6.184🇸🇬 Amazon52.74.0.0/16 SIN prefix
PTRec2-52-74-6-184.ap-southeast-1.compute.amazonaws.com
TXTMS=ms68330581
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns4.tenten.vnhostmaster@flexinet.com.vn 2026-06-01 #12

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=2022806352

Same first word

Similar names

DNS History

6 records (4 active, 2 former)

NSns4.tenten.vnns5.tenten.vnns6.tenten.vnMXflexinet-com-vn.mail.protection.outlook.comA144.91.88.80171.244.139.236
NSns4.tenten.vn2026-05-01 → 2026-07-15 · 2 obs
● 2026-05-01 09:48:12
● 2026-07-15 12:15:56
NSns5.tenten.vn2026-05-01 → 2026-07-15 · 2 obs
● 2026-05-01 09:48:12
● 2026-07-15 12:15:56
NSns6.tenten.vn2026-05-01 → 2026-07-15 · 2 obs
● 2026-05-01 09:48:12
● 2026-07-15 12:15:56
MXflexinet-com-vn.mail.protection.outlook.com2026-05-01 → 2026-05-01 · 3 obs
● 2026-05-01 09:48:12
○ 2026-07-08 18:46:30
○ 2026-07-15 12:15:56
A144.91.88.802026-06-13 → 2026-07-15 · 3 obs
○ 2026-05-10 07:45:46
● 2026-06-13 12:50:04
● 2026-07-15 12:15:56
A171.244.139.2362026-05-10 → 2026-05-10 · 3 obs
● 2026-05-10 07:45:46
○ 2026-06-13 12:50:04
○ 2026-07-15 12:15:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vna.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...-
flexinet.com.vnns6.tenten.vn, ns4.tenten.vn, ns5.tenten.vn-

✅ Authoritative Response

Server:103.18.7.204

NS records: ns6.tenten.vn, ns4.tenten.vn, ns5.tenten.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 2297ms | Queries: -

📄 Records

TypeCountSample Data
NS3ns4.tenten.vn, ns6.tenten.vn...
TXT2v=spf1 include:spf.protection.outlook.co, MS=ms68330581
SOA1ns4.tenten.vn hostmaster.flexinet.com.vn

Analysis

IP Addresses

flexinet.com.vn resolves to just one IP address, 144.91.88.80.

There are other host names — vmi3234061.contaboserver.net among them — that share IP numbers with flexinet.com.vn.

Name Servers

DNS for flexinet.com.vn is handled by three authoritative name servers: ns4.tenten.vn, ns5.tenten.vn and ns6.tenten.vn.

At least some of flexinet.com.vn's name servers are shared with other domains, for example marinahotel.vn, stec.com.vn, cde.vn and two more.

It is common for these name servers to be used in conjunction with the name servers ns1.tenten.vn, ns2.tenten.vn and ns3.tenten.vn.

Three hostnames — ns4.tenten.vn, ns5.tenten.vn and ns6.tenten.vn — each have two IP addresses: ns4.tenten.vn has 103.18.7.204 and 2404:f080:1101:302:a163:44:193:20, ns5.tenten.vn has 103.18.7.205 and 2404:f080:1101:302:a163:44:193:21, and ns6.tenten.vn has 52.74.6.184 and 2404:f080:1101:302:a163:44:193:22.