a2zexpress.com.vn - robtex.com
a2zexpress.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.162.21.184🇻🇳 WEBICO-AS-VN103.162.21.0/24 DILINH-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 | ||||||
| SOA | ns1.dotvndns.vnhostmaster@a2zexpress.com.vn 2025-08-18 #4 | ||||||
com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | b.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | c.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | d.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | e.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | f.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | g.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | h.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2022671325 | ||||||
Same first word
a2zexpress.com.vn |
DNS History
5 records (5 active, 0 former)
●NSns1.dotvndns.vn2026-03-24 → 2026-04-14 · 2 obs
● 2026-04-14 18:37:56
●NSns2.dotvndns.vn2026-03-24 → 2026-04-14 · 2 obs
● 2026-04-14 18:37:56
●NSns3.dotvndns.vn2026-03-24 → 2026-04-14 · 2 obs
● 2026-04-14 18:37:56
●NSnsbak.dotvndns.com2026-03-24 → 2026-04-14 · 2 obs
● 2026-04-14 18:37:56
●A103.162.21.1842026-03-24 → 2026-04-14 · 2 obs
● 2026-04-14 18:37:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| a2zexpress.com.vn | ns1.dotvndns.vn, ns2.dotvndns.vn, ns3.dotvndns.vn, nsbak.dotvndns.com | - |
✅ Authoritative Response
Server:112.213.89.22
NS records: ns1.dotvndns.vn, ns2.dotvndns.vn, ns3.dotvndns.vn, nsbak.dotvndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a2zexpress.com.vn (unsigned zone)
⏱️ Timing
Total: 1906ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.162.21.184 |
| NS | 4 | ns1.dotvndns.vn, nsbak.dotvndns.com... |
| SOA | 1 | ns1.dotvndns.vn hostmaster.a2zexpress.co |
Analysis
IP Addresses
a2zexpress.com.vn resolves to one IP number: 103.162.21.184.
Name Servers
a2zexpress.com.vn is delegated to four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns3.dotvndns.vn.
a2zexpress.com.vn at least partially shares name servers with other domains, for instance fontchuviet.net, palletgo.vn, didonghan.vn, gmpvietnam.vn and dochoigiare.vn.
These name servers are commonly used with ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net, ns4.dotvndns.vn and nsbak.dotvndns.vn.
Hosts 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.
Hosts with one IP number:
ns3.dotvndns.vn points to 112.213.89.22.
Hosts that point to 112.213.89.22: nsbak.dotvndns.com and ns3.dotvndns.vn.