duoclieu.net - robtex.com
duoclieu.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 42.112.30.24🇻🇳 FPT-AS-AP42.112.30.0/24 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 | ||||||
| PTR | 3024.hostingviet.vn | ||||||
| NS | ns1.hostingviet.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.hostingviet.vn | ||||||
| A | 222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | static.vdc.vn | ||||||
| PTR | static.vnpt.vn | ||||||
| MX | mail.duoclieu.net ⭐ | ||||||
| A | 42.112.30.24🇻🇳 FPT-AS-AP42.112.30.0/24 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 | ||||||
| PTR | 3024.hostingviet.vn | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | ns1.hostingviet.vnhostmaster@duoclieu.net 2017-11-21 #0 | ||||||
net
| 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=1778342422 | ||||||
Subdomains
mail.duoclieu.net |
Same first word
Similar names
DNS History
12 records (4 active, 8 former)
●NSns1.hostingviet.vn2017-01-31 → 2026-05-09 · 3 obs
● 2017-01-31 22:48:48
● 2026-05-09 16:27:42
○NSns14.vnnetsoft.com2015-07-09 → 2016-04-29 · 4 obs
● 2016-04-29 20:40:24
○ 2017-01-31 22:48:48
○ 2026-05-09 16:27:42
●NSns2.hostingviet.vn2017-01-31 → 2026-05-09 · 3 obs
● 2017-01-31 22:48:48
● 2026-05-09 16:27:42
○NSns4.vnnetsoft.com2015-07-09 → 2016-04-29 · 4 obs
● 2016-04-29 20:40:24
○ 2017-01-31 22:48:48
○ 2026-05-09 16:27:42
○MXalt1.aspmx.l.google.com2017-01-31 → 2017-01-31 · 4 obs
● 2017-01-31 22:48:48
○ 2018-08-04 15:37:14
○ 2026-05-09 16:27:42
○MXalt2.aspmx.l.google.com2017-01-31 → 2017-01-31 · 4 obs
● 2017-01-31 22:48:48
○ 2018-08-04 15:37:14
○ 2026-05-09 16:27:42
○MXalt3.aspmx.l.google.com2017-01-31 → 2017-01-31 · 4 obs
● 2017-01-31 22:48:48
○ 2018-08-04 15:37:14
○ 2026-05-09 16:27:42
○MXalt4.aspmx.l.google.com2017-01-31 → 2017-01-31 · 4 obs
● 2017-01-31 22:48:48
○ 2018-08-04 15:37:14
○ 2026-05-09 16:27:42
○MXaspmx.l.google.com2017-01-31 → 2017-01-31 · 4 obs
● 2017-01-31 22:48:48
○ 2018-08-04 15:37:14
○ 2026-05-09 16:27:42
●MXmail.duoclieu.net2015-07-09 → 2026-05-09 · 5 obs
● 2016-04-29 20:40:24
○ 2017-01-31 22:48:48
● 2018-08-04 15:37:14
● 2026-05-09 16:27:42
○A125.235.10.1022015-07-09 → 2016-04-29 · 4 obs
● 2016-04-29 20:40:24
○ 2017-01-31 22:48:48
○ 2026-05-09 16:27:42
●A42.112.30.242017-01-31 → 2026-05-09 · 3 obs
● 2017-01-31 22:48:48
● 2026-05-09 16:27:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| duoclieu.net | ns1.hostingviet.vn, ns2.hostingviet.vn | - |
✅ Authoritative Response
Server:222.255.121.247
NS records: ns1.hostingviet.vn, ns2.hostingviet.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duoclieu.net (unsigned zone)
⏱️ Timing
Total: 1023ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 42.112.30.24 |
| NS | 2 | ns2.hostingviet.vn, ns1.hostingviet.vn |
| MX | 1 | mail.duoclieu.net (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns1.hostingviet.vn hostmaster.duoclieu.n |
Analysis
Hierarchy
The parent of mail.duoclieu.net is duoclieu.net.
IP Addresses
duoclieu.net points to a single IP number: 42.112.30.24.
Other host names, for instance sentora.vn, otophuman.com.vn, mail.noithatotophuongdong.com, xn--trungtmgiasthinguyn-2ubn3qu5p.vn and mail.otophuman.com.vn share IP numbers with duoclieu.net.
Name Servers
duoclieu.net is delegated to two name servers: ns1.hostingviet.vn and ns2.hostingviet.vn.
duoclieu.net uses the same name server setup as other domains, for instance thaythaiminhnguyen.vn, mutduanonbentre.com, photbom.vn, chietkhau1688.com and aressilicone.vn.
duoclieu.net shares name servers with other domains at least partially, for instance phunungaynay.net, ladolandscape.com.vn, thascom.com.vn, gshanoi.edu.vn and cokhichetaomay.vn.
these name servers are commonly paired with ns3.dotvndns.vn, ns1.dotvndns.vn, ns1.pavietnam.vn, nsbak.dotvndns.com, ns2.dotvndns.vn, ns2.pavietnam.vn, ns4.dotvndns.vn, nsbak.pavietnam.net and nsbak.pavietnam.vn.
Host names with one IP number:
ns1.hostingviet.vn points to: 112.213.89.3.
ns2.hostingviet.vn points to: 222.255.121.247.
Mail Servers
The mail server for duoclieu.net is mail.duoclieu.net.
Host name mail.duoclieu.net resolves to IP 42.112.30.24.