samwoo.vn - robtex.com
samwoo.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.56.157.199🇻🇳 VTN-1103.56.156.0/22 VCCORP-VN | ||||||
| NS | ns1.dotvndns.vn ⭐ | ||||||
| A | 2406:9c80::66🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| A | 112.213.89.3🇻🇳 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 | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| NS | ns2.dotvndns.vn | ||||||
| A | 2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns2.dotvndns.vn | ||||||
| A | 222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | static.vdc.vn | ||||||
| PTR | static.vnpt.vn | ||||||
| NS | nsbak.dotvndns.com | ||||||
| A | 2406:9c80::9000:302🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | nsbak.dotvndns.com | ||||||
| A | 112.213.89.22🇻🇳 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 | ||||||
| PTR | ns8922.dotvndns.vn | ||||||
| MX | mail.samwoo.vn ⭐ | ||||||
| A | 123.30.184.69🇻🇳 VTN-1123.30.184.0/24 VNPT | ||||||
| PTR | bi.host999.net | ||||||
| SOA | ns1.dotvndns.vnhostmaster@samwoo.vn 2018-10-23 #1 | ||||||
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=2031084022 | ||||||
Subdomains
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.dotvndns.vn2026-05-01 → 2026-08-07 · 2 obs
● 2026-08-07 10:00:22
●NSns2.dotvndns.vn2026-05-01 → 2026-08-07 · 2 obs
● 2026-08-07 10:00:22
●NSnsbak.dotvndns.com2026-05-01 → 2026-08-07 · 2 obs
● 2026-08-07 10:00:22
●MXmail.samwoo.vn2026-05-01 → 2026-08-07 · 2 obs
● 2026-08-07 10:00:22
●A103.56.157.1992026-05-01 → 2026-08-07 · 2 obs
● 2026-08-07 10:00:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | f.dns-servers.vn, h.dns-servers.vn, d.dns-servers.vn, b.dns-servers.vn... | 15 records |
| samwoo.vn | nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn | 4 records |
✅ Authoritative Response
Server:112.213.89.22
NS records: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for samwoo.vn (unsigned zone)
⏱️ Timing
Total: 4135ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.56.157.199 |
| NS | 3 | ns1.dotvndns.vn, ns2.dotvndns.vn... |
| MX | 1 | mail.samwoo.vn (pri: 10) |
| SOA | 1 | ns1.dotvndns.vn hostmaster.samwoo.vn |
📌 Glue Records Collected
Total: 19
In-bailiwick: 15 (a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn...)
Out-of-bailiwick: 4 (ns1.dotvndns.vn, ns2.dotvndns.vn, ns1.dotvndns.vn...)
Analysis
Hierarchy
samwoo.vn is the parent domain of www.samwoo.vn and mail.samwoo.vn.
IP Addresses
samwoo.vn points to a single IP number: 103.56.157.199.
Additional host names — thoatkhoiungthu.vn, anphumedical.com.vn, thiensonstone.vn and two others — share IP numbers with samwoo.vn.
Name Servers
samwoo.vn carries NS records delegating to nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.
samwoo.vn partially shares its NS delegation with several other domains, including vietcombank.com.vn, conasi.vn, hkda.vn and two others.
These name servers are frequently paired with the name servers ns1.pavietnam.vn, ns3.dotvndns.vn, ns2.pavietnam.vn and two others.
nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn are three hostnames that each resolve to a pair of IP addresses: nsbak.dotvndns.com to 112.213.89.22 and 2406:9c80::9000:302, ns1.dotvndns.vn to 112.213.89.3 and 2406:9c80::66, and ns2.dotvndns.vn to 222.255.121.247 and 2406:9c80::9000:111.
Mail Servers
samwoo.vn has one mail server: mail.samwoo.vn.
mail.samwoo.vn carries a single IP number, which is 123.30.184.69.