usbsvn.com - robtex.com
usbsvn.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 116.193.68.21🇻🇳 QTSP116.193.68.0/24 QTSC-VN | ||||||
| NS | nsbak.pavietnam.net ⭐ | ||||||
| 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 | ||||||
| NS | ns1.pavietnam.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.pavietnam.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 | ||||||
| MX | mx.usbsvn.com ⭐ | ||||||
| A | 103.122.160.140🇻🇳 SVTELECOM-VN103.122.160.0/24 | ||||||
| PTR | mail.usbsvn.com | ||||||
| TXT | v=spf1 a mx a:mx.usbsvn.com ip4:103.122.160.140 include:unlimitedsolutionsvn.... | ||||||
| TXT | MS=ms73806574 | ||||||
| TXT | google-site-verification=dAoSGS8bznIop5k9YuT3B5oic2lY6vGaASjkj1jnC_8 | ||||||
| SOA | nsbak.pavietnam.nethostmaster@usbsvn.com 2026-04-12 #48 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778570291 | ||||||
Subdomains
Same first word
usbsvn.com |
DNS History
6 records (5 active, 1 former)
●NSns1.pavietnam.vn2026-03-20 → 2026-05-12 · 2 obs
● 2026-05-12 07:38:26
●NSns2.pavietnam.vn2026-03-20 → 2026-05-12 · 2 obs
● 2026-05-12 07:38:26
●NSnsbak.pavietnam.net2026-03-20 → 2026-05-12 · 2 obs
● 2026-05-12 07:38:26
○MXmail.usbsvn.com2026-03-20 → 2026-03-27 · 4 obs
● 2026-03-27 01:16:10
○ 2026-04-30 12:27:02
○ 2026-05-12 07:38:26
●MXmx.usbsvn.com2026-04-30 → 2026-05-12 · 3 obs
● 2026-04-30 12:27:02
● 2026-05-12 07:38:26
●A116.193.68.212026-03-20 → 2026-05-12 · 2 obs
● 2026-05-12 07:38:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net... | - |
| usbsvn.com | nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn | - |
✅ Authoritative Response
Server:222.255.121.247
NS records: nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usbsvn.com (unsigned zone)
⏱️ Timing
Total: 2981ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 116.193.68.21 |
| NS | 3 | ns2.pavietnam.vn, ns1.pavietnam.vn... |
| MX | 1 | mx.usbsvn.com (pri: 10) |
| TXT | 3 | google-site-verification=dAoSGS8bznIop5k, MS=ms73806574... |
| SOA | 1 | nsbak.pavietnam.net hostmaster.usbsvn.co |
Analysis
Hierarchy
usbsvn.com is parent of www.usbsvn.com, mail.usbsvn.com and mx.usbsvn.com.
IP Addresses
usbsvn.com points to IP number 116.193.68.21.
Other host names, for instance, www.usbsvn.com share IP numbers with usbsvn.com.
Name Servers
The delegation for usbsvn.com is handled by three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
usbsvn.com shares name servers with other domains at least partially, for example vyanh.com, quangcaovietnam.vn, thuexehcm.vn, woodworking.vn and hi-endshow.com.
These name servers are commonly used alongside ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com, ns3.dotvndns.vn, nsbak.pavietnam.vn and dnsbak.pavietnam.vn.
Host names with two IPs:
nsbak.pavietnam.net points to 2406:9c80::9000:302 and 112.213.89.22
ns1.pavietnam.vn points to 2406:9c80::66 and 112.213.89.3
ns2.pavietnam.vn points to 2406:9c80::9000:111 and 222.255.121.247
Mail Servers
usbsvn.com is handled by a single mail server, mx.usbsvn.com.
mx.usbsvn.com points to a single IP: 103.122.160.140.