sci-engineering.vn - robtex.com
sci-engineering.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 120.72.119.4🇻🇳 QTSP120.72.119.0/24 QTSC-VN | ||||||
| PTR | 1194.ninamailservice.com | ||||||
| NS | ns1.nina.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.nina.vn | ||||||
| A | 222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | static.vdc.vn | ||||||
| PTR | static.vnpt.vn | ||||||
| NS | ns3.nina.vn | ||||||
| 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 | 121143.ninamailservice.com ⭐ | ||||||
| A | 210.211.121.143🇻🇳 VTDC-AS-VN210.211.120.0/22 Proxy-registered route object | ||||||
| PTR | 121143.ninamailservice.com | ||||||
| TXT | v=spf1 a mx ip4:210.211.121.143 ~all | ||||||
| SOA | ns1.nina.vnhostmaster@sci-engineering.vn 2025-12-11 #5 | ||||||
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=2030751029 | ||||||
Subdomains
www.sci-engineering.vn |
Same first word
sci-engineering.com |
sci-engineering.vn |
DNS History
5 records (5 active, 0 former)
●MX121143.ninamailservice.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 06:27:22
●A120.72.119.42026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 06:27:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| sci-engineering.vn | ns2.nina.vn, ns3.nina.vn, ns1.nina.vn | - |
✅ Authoritative Response
Server:222.255.121.247
NS records: ns2.nina.vn, ns3.nina.vn, ns1.nina.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sci-engineering.vn (unsigned zone)
⏱️ Timing
Total: 1772ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 120.72.119.4 |
| NS | 3 | ns1.nina.vn, ns3.nina.vn... |
| MX | 1 | 121143.ninamailservice.com (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:210.211.121.143 ~all |
| SOA | 1 | ns1.nina.vn hostmaster.sci-engineering.v |
Analysis
Hierarchy
The parent of www.sci-engineering.vn is sci-engineering.vn.
IP Addresses
sci-engineering.vn points to an IP address: 120.72.119.4.
other host names include www.traigiongchimtribaymau.com, duclapmanrem.com, www.traigiongchonhuong.com, www.minhchanhentertainment.com and phutungtantien.com; they share IP numbers with sci-engineering.vn.
Name Servers
sci-engineering.vn is delegated to three name servers ns1.nina.vn, ns2.nina.vn and ns3.nina.vn.
sci-engineering.vn at least partially shares name servers with other domains, for instance donziahome.com, maitangtienduc.com, vitinhgialoc.vn, sonhoangminh.vn and sangtaovietdesign.com.
These name servers are commonly used with ns1.dotvndns.vn, ns4.nina.vn, ns1.nasani.vn, ns2.nasani.vn and ns3.nasani.vn.
Host names with one IP:
ns1.nina.vn points to 112.213.89.3; ns2.nina.vn points to 222.255.121.247; ns3.nina.vn points to 112.213.89.22.
Mail Servers
sci-engineering.vn is handled by a single mail server, 121143.ninamailservice.com.
sci-engineering.vn uses the same mail server setup as other domains, for instance annailroom.com, xediengiabao.com.vn, clbboiloihoangsa.com, harvestwastevietnam.vn and nhomkinhkientructat.com.
The host name 121143.ninamailservice.com points to IP 210.211.121.143.