spu.vn - robtex.com
spu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 123.30.111.92🇻🇳 VNPT-AS-VN123.30.111.0/24 VNPT | ||||||
| PTR | static.vnpt.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 | ns3.dotvndns.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 | ||||||
| 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.spu.vn ⭐ | ||||||
| A | 123.30.111.92🇻🇳 VNPT-AS-VN123.30.111.0/24 VNPT | ||||||
| PTR | static.vnpt.vn | ||||||
| SOA | ns1.dotvndns.vnhostmaster@spu.vn 2026-04-07 #13 | ||||||
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=2030750678 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.dotvndns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 04:27:32
●NSns2.dotvndns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 04:27:32
●NSns3.dotvndns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 04:27:32
●NSnsbak.dotvndns.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 04:27:32
●MXmail.spu.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 04:27:32
●A123.30.111.922026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 04:27:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | h.dns-servers.vn, f.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn... | - |
| spu.vn | ns3.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com, ns1.dotvndns.vn | 4 records |
✅ Authoritative Response
Server:112.213.89.3
NS records: ns3.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com, ns1.dotvndns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for spu.vn (unsigned zone)
⏱️ Timing
Total: 2423ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 123.30.111.92 |
| NS | 4 | ns3.dotvndns.vn, nsbak.dotvndns.com... |
| MX | 1 | mail.spu.vn (pri: 10) |
| SOA | 1 | ns1.dotvndns.vn hostmaster.spu.vn |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.dotvndns.vn, ns2.dotvndns.vn, ns1.dotvndns.vn...)
Analysis
Hierarchy
spu.vn is a parent of www.spu.vn, mail.spu.vn and team.spu.vn.
IP Addresses
spu.vn points to a single IP number: 123.30.111.92.
other host names for instance taa.com.vn, hn.trolyso.com, dns1.trolyso.com, natito.vn and mail.spu.vn share IP numbers with spu.vn.
Name Servers
spu.vn is delegated to four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns3.dotvndns.vn.
spu.vn at least partially shares name servers with other domains, for instance littlebeeinternational.com, quangcaolongan.com, navicoffee.com, donotcall.vn and tranhso1.com.
These name servers are commonly used alongside the name servers ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net, ns4.dotvndns.vn and nsbak.dotvndns.vn.
Host names with two IP numbers
nsbak.dotvndns.com points to: 2406:9c80::9000:302 and 112.213.89.22
ns1.dotvndns.vn points to: 2406:9c80::66 and 112.213.89.3
ns2.dotvndns.vn points to: 2406:9c80::9000:111 and 222.255.121.247
Host names with one IP number
ns3.dotvndns.vn points to: 112.213.89.22
Host names that point to 112.213.89.22: nsbak.dotvndns.com and ns3.dotvndns.vn
Mail Servers
spu.vn is handled by a single mail server, mail.spu.vn.
Host name mail.spu.vn points to IP address 123.30.111.92.