tmtelecom.vn - robtex.com

tmtelecom.vn

DNSSEC⚠️ Not signed
A103.81.85.159🇻🇳 HOSTINGVIET-AS-VN103.81.85.0/24 HOSTINGVIET-VN
NSns1.vinastyle.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
NSdnsbak.vinastyle.vn
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
NSns2.vinastyle.vn
A222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT
PTRstatic.vdc.vn
PTRstatic.vnpt.vn
NSnsbak.vinastyle.vn
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
MXmail9066.maychuemail.com
A2406:9c80::9000:1208🇻🇳 SUPERDATA2406:9c80::/48 -VN
PTRmail9066.maychuemail.com
A112.213.90.66🇻🇳 SUPERDATA112.213.90.0/24 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
PTRmail9066.maychuemail.com
MXmail.tmtelecom.vn(10)
MXmx9066.maychuemail.net(10)
A112.213.90.66🇻🇳 SUPERDATA112.213.90.0/24 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
PTRmail9066.maychuemail.com
TXTv=spf1 include:spf.maychuemail.com ~all
SOAns1.vinastyle.vnhostmaster@tmtelecom.vn 2025-10-23 #8

vn

DNSSEC🔒 Signed (DS record present)
NSdns-master.vnnic.vn
NSa.dns-servers.vn
NSb.dns-servers.vn
NSc.dns-servers.vn
NSd.dns-servers.vn
NSe.dns-servers.vn
NSf.dns-servers.vn
NSg.dns-servers.vn
NSh.dns-servers.vn
SOAdns-master.vnnic.vnpostmaster@vnnic.vn serial=2030982266

Subdomains

Same first word

Similar names

DNS History

8 records (8 active, 0 former)

NSdnsbak.vinastyle.vnns1.vinastyle.vnns2.vinastyle.vnnsbak.vinastyle.vnMXmail.tmtelecom.vnmail9066.maychuemail.commx9066.maychuemail.netA103.81.85.159
NSdnsbak.vinastyle.vn2026-06-30 → 2026-07-10 · 2 obs
● 2026-06-30 14:42:46
● 2026-07-10 07:02:54
NSns1.vinastyle.vn2026-06-30 → 2026-07-10 · 2 obs
● 2026-06-30 14:42:46
● 2026-07-10 07:02:54
NSns2.vinastyle.vn2026-06-30 → 2026-07-10 · 2 obs
● 2026-06-30 14:42:46
● 2026-07-10 07:02:54
NSnsbak.vinastyle.vn2026-06-30 → 2026-07-10 · 2 obs
● 2026-06-30 14:42:46
● 2026-07-10 07:02:54
MXmail.tmtelecom.vn2026-06-30 → 2026-07-10 · 2 obs
● 2026-06-30 14:42:46
● 2026-07-10 07:02:54
MXmail9066.maychuemail.com2026-06-30 → 2026-07-10 · 2 obs
● 2026-06-30 14:42:46
● 2026-07-10 07:02:54
MXmx9066.maychuemail.net2026-06-30 → 2026-07-10 · 2 obs
● 2026-06-30 14:42:46
● 2026-07-10 07:02:54
A103.81.85.1592026-06-30 → 2026-07-10 · 2 obs
● 2026-06-30 14:42:46
● 2026-07-10 07:02:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
vne.dns-servers.vn, c.dns-servers.vn, g.dns-servers.vn, h.dns-servers.vn...16 records
tmtelecom.vnns1.vinastyle.vn, nsbak.vinastyle.vn, dnsbak.vinastyle.vn, ns2.vinastyle.vn-

✅ Authoritative Response

Server:112.213.89.22

NS records: ns1.vinastyle.vn, nsbak.vinastyle.vn, dnsbak.vinastyle.vn, ns2.vinastyle.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tmtelecom.vn (unsigned zone)

⏱️ Timing

Total: 2474ms | Queries: -

📄 Records

TypeCountSample Data
A1103.81.85.159
NS4ns1.vinastyle.vn, ns2.vinastyle.vn...
MX3mx9066.maychuemail.net (pri: 10), mail9066.maychuemail.com (pri: 5)...
TXT1v=spf1 include:spf.maychuemail.com ~all
SOA1ns1.vinastyle.vn hostmaster.tmtelecom.vn

📌 Glue Records Collected

Total: 16

In-bailiwick: 16 (h.dns-servers.vn, g.dns-servers.vn, f.dns-servers.vn...)

Analysis

Hierarchy

tmtelecom.vn serves as the parent of mail.tmtelecom.vn and www.tmtelecom.vn.

IP Addresses

tmtelecom.vn has exactly one IP address — 103.81.85.159.

thiconghocakoi.com, chuyennhataihanoi.com, benhvientamthanmyduc.org.vn plus two other host names have IP numbers in common with tmtelecom.vn.

Name Servers

Four name servers handle the delegation for tmtelecom.vn: dnsbak.vinastyle.vn, ns1.vinastyle.vn, ns2.vinastyle.vn and nsbak.vinastyle.vn.

The name servers of tmtelecom.vn overlap at least partially with those of other domains — among them onehealth.org.vn, phukienxigahanoi.com, captinhieu.vn and two more.

dnsbak.vinastyle.vn, ns1.vinastyle.vn, ns2.vinastyle.vn and nsbak.vinastyle.vn each have a single IP address. dnsbak.vinastyle.vn and nsbak.vinastyle.vn both direct to 112.213.89.22, ns1.vinastyle.vn directs to 112.213.89.3 and ns2.vinastyle.vn directs to 222.255.121.247.

dnsbak.vinastyle.vn and nsbak.vinastyle.vn each have 112.213.89.22 IP addresses.

Mail Servers

Mail for tmtelecom.vn is routed through three mail servers — mail9066.maychuemail.com, mx9066.maychuemail.net and mail.tmtelecom.vn.

At least some of the mail servers used by tmtelecom.vn are shared with other domains: sdrc.org.vn, vugiacompany.vn, mcbvn.com and two others among them.

Host names pointing to two IP addresses:

The A records for mail9066.maychuemail.com return 112.213.90.66 and 2406:9c80::9000:1208.

Host names resolving to a single IP address:

mx9066.maychuemail.net resolves to the IP address 112.213.90.66.

mail9066.maychuemail.com and mx9066.maychuemail.net each have 112.213.90.66 IP addresses.