4dtech.com.vn - robtex.com
4dtech.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 42.112.16.152🇻🇳 FPT-AS-AP42.112.16.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| 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.zoho.com ⭐ | ||||||
| A | 136.143.183.44🇺🇸 ZohoAS136.143.182.0/23 Zoho | ||||||
| PTR | mx2.zoho.com | ||||||
| PTR | mx3.zoho.com | ||||||
| PTR | mx.zoho.com | ||||||
| PTR | mx2.zohomail.com | ||||||
| PTR | mx3.zohomail.com | ||||||
| PTR | mx.zohomail.com | ||||||
| A | 136.143.191.44🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation | ||||||
| PTR | mx2.zoho.com | ||||||
| PTR | mx3.zoho.com | ||||||
| PTR | mx.zoho.com | ||||||
| PTR | mx2.zohomail.com | ||||||
| PTR | mx3.zohomail.com | ||||||
| PTR | mx.zohomail.com | ||||||
| MX | mx2.zoho.com(10) | ||||||
| A | 136.143.183.44🇺🇸 ZohoAS136.143.182.0/23 Zoho | ||||||
| PTR | mx2.zoho.com | ||||||
| PTR | mx3.zoho.com | ||||||
| PTR | mx.zoho.com | ||||||
| PTR | mx2.zohomail.com | ||||||
| PTR | mx3.zohomail.com | ||||||
| PTR | mx.zohomail.com | ||||||
| TXT | zoho-verification=zb14970576.zmverify.zoho.com | ||||||
| TXT | v=spf1 include:zoho.com ~all | ||||||
| SOA | nsbak.pavietnam.nethostmaster@4dtech.com.vn 2021-01-06 #13 | ||||||
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=2022637376 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.pavietnam.vn2026-03-23 → 2026-03-25 · 2 obs
● 2026-03-25 06:14:32
●NSns2.pavietnam.vn2026-03-23 → 2026-03-25 · 2 obs
● 2026-03-25 06:14:32
●NSnsbak.pavietnam.net2026-03-23 → 2026-03-25 · 2 obs
● 2026-03-25 06:14:32
●A42.112.16.1522026-03-23 → 2026-03-25 · 2 obs
● 2026-03-25 06:14:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | g.dns-servers.vn, e.dns-servers.vn, a.dns-servers.vn, d.dns-servers.vn... | - |
| 4dtech.com.vn | nsbak.pavietnam.net, ns2.pavietnam.vn, ns1.pavietnam.vn | - |
✅ Authoritative Response
Server:112.213.89.22
NS records: nsbak.pavietnam.net, ns2.pavietnam.vn, ns1.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 4dtech.com.vn (unsigned zone)
⏱️ Timing
Total: 1680ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 42.112.16.152 |
| NS | 3 | nsbak.pavietnam.net, ns1.pavietnam.vn... |
| MX | 2 | mx2.zoho.com (pri: 0), mx.zoho.com (pri: 10) |
| TXT | 2 | v=spf1 include:zoho.com ~all, zoho-verification=zb14970576.zmverify.zo |
| SOA | 1 | nsbak.pavietnam.net hostmaster.4dtech.co |
Analysis
IP Addresses
4dtech.com.vn points to a single IP address: 42.112.16.152.
Other host names such as mail.wisdom.vn, wisdom.vn, gsemvn.com, mau-630581.baophat.net and vinhnguyenbros.com share IPs with 4dtech.com.vn.
Name Servers
4dtech.com.vn is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
4dtech.com.vn at least partially shares name servers with other domains, for example languagelink.vn, kvinatech.com, satamold.com, nhanam.com.vn and webhot.vn.
These name servers are often used with ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com, nsbak.pavietnam.vn and dnsbak.pavietnam.vn.
Host names with two IP numbers:
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
Two mail servers handle 4dtech.com.vn: mx2.zoho.com and mx.zoho.com.
4dtech.com.vn shares the same mail server setup as other domains, including xiradio.com, hauteislands.com, taillagesdehaies.com, chwip.com and net2point.com.
4dtech.com.vn shares at least partially some mail servers with other domains, for instance noderight.com, withgg.com, shayah.net, elrincondetintin.com and openinternetcoalition.com.
these mail servers are commonly used with mx3.zoho.com.
Host names with two IP numbers:
The host name mx.zoho.com points to 136.143.183.44 and 136.143.191.44.
Host names with one IP number:
The host name mx2.zoho.com points to 136.143.183.44.
Host names that point to 136.143.183.44 include mx.zoho.com and mx2.zoho.com.