123tailieu.vn - robtex.com
123tailieu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.221.222.141🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN | ||||||
| NS | ns4.tenten.vn ⭐ | ||||||
| A | 2404: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 | ||||||
| PTR | ns4.tenten.vn | ||||||
| A | 103.18.7.204🇻🇳 GMO-ZCOM-AS-VN103.18.6.0/23 RUNSYSTEM-VN | ||||||
| PTR | ns4.tenten.vn | ||||||
| NS | ns5.tenten.vn | ||||||
| A | 2404: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 | ||||||
| PTR | ns5.tenten.vn | ||||||
| A | 103.18.7.205🇻🇳 GMO-ZCOM-AS-VN103.18.6.0/23 RUNSYSTEM-VN | ||||||
| PTR | ns5.tenten.vn | ||||||
| NS | ns6.tenten.vn | ||||||
| A | 2404: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 | ||||||
| PTR | ns6.tenten.vn | ||||||
| A | 52.74.6.184🇸🇬 Amazon52.74.0.0/16 SIN prefix | ||||||
| PTR | ec2-52-74-6-184.ap-southeast-1.compute.amazonaws.com | ||||||
| MX | mail.123tailieu.vn ⭐ | ||||||
| A | 103.221.222.141🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN | ||||||
| TXT | v=spf1 mx a ip4:103.221.222.141 ~all | ||||||
| SOA | ns4.tenten.vnhostmaster@123tailieu.vn 2025-10-19 #20 | ||||||
vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn | ||||||
| NS | b.dns-servers.vn | ||||||
| NS | c.dns-servers.vn | ||||||
| NS | d.dns-servers.vn | ||||||
| NS | e.dns-servers.vn | ||||||
| NS | f.dns-servers.vn | ||||||
| NS | g.dns-servers.vn | ||||||
| NS | h.dns-servers.vn | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2030753597 | ||||||
Subdomains
Same first word
123tailieu.vn |
Similar names
DNS History
5 records (5 active, 0 former)
●MXmail.123tailieu.vn2026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 00:21:06
●A103.221.222.1412026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 00:21:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| 123tailieu.vn | ns5.tenten.vn, ns6.tenten.vn, ns4.tenten.vn | - |
✅ Authoritative Response
Server:52.74.6.184
NS records: ns5.tenten.vn, ns6.tenten.vn, ns4.tenten.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 123tailieu.vn (unsigned zone)
⏱️ Timing
Total: 3334ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.221.222.141 |
| NS | 3 | ns6.tenten.vn, ns4.tenten.vn... |
| MX | 1 | mail.123tailieu.vn (pri: 10) |
| TXT | 1 | v=spf1 mx a ip4:103.221.222.141 ~all |
| SOA | 1 | ns4.tenten.vn hostmaster.123tailieu.vn |
Analysis
Hierarchy
123tailieu.vn is parent of www.123tailieu.vn and mail.123tailieu.vn.
IP Addresses
123tailieu.vn resolves to a single IP address: 103.221.222.141.
Other host names including luv.vn, cpcalendars.didulich.edu.vn, 67136e9d-1647-4929-8bf3-14750a169503.didulich.edu.vn, webmail.didulich.edu.vn and wbsubdomain.a.bb.ccc.dddd.didulich.edu.vn share IP numbers with 123tailieu.vn.
Name Servers
123tailieu.vn is delegated to three name servers: ns4.tenten.vn, ns5.tenten.vn and ns6.tenten.vn.
123tailieu.vn at least partially shares name servers with other domains, including vase.com.vn, sontungauto.vn, taxigold.vn, goctonghop24h.edu.vn and benhvienhatrung.vn.
these name servers are commonly used together with ns1.tenten.vn, ns2.tenten.vn and ns3.tenten.vn.
Host names with two IP numbers:
ns4.tenten.vn points to: 2404:f080:1101:302:a163:44:193:20 and 103.18.7.204
ns5.tenten.vn points to: 2404:f080:1101:302:a163:44:193:21 and 103.18.7.205
ns6.tenten.vn points to: 2404:f080:1101:302:a163:44:193:22 and 52.74.6.184
Mail Servers
123tailieu.vn is handled by a single mail server, mail.123tailieu.vn.
mail.123tailieu.vn points to a single IP: 103.221.222.141.