duyduc.com - robtex.com
duyduc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 112.213.89.38🇻🇳 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 | ns8938.dotvndns.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 | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | nsbak.pavietnam.nethostmaster@duyduc.com 2025-12-13 #18 | ||||||
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=1777020116 | ||||||
Subdomains
www.duyduc.com |
Same first word
duyduc.com |
Similar names
DNS History
11 records (4 active, 7 former)
●NSns1.pavietnam.vn2015-05-22 → 2026-04-24 · 2 obs
● 2026-04-24 08:56:02
●NSns2.pavietnam.vn2015-05-22 → 2026-04-24 · 2 obs
● 2026-04-24 08:56:02
●NSnsbak.pavietnam.net2017-11-01 → 2026-04-24 · 3 obs
● 2017-11-01 20:58:14
● 2026-04-24 08:56:02
○MXmail.duyduc.com2015-05-22 → 2026-02-16 · 4 obs
● 2026-02-16 11:50:50
○ 2026-03-04 04:45:28
○ 2026-04-24 08:56:02
○MXus2.mx1.mailhostbox.com2015-05-22 → 2016-05-09 · 4 obs
● 2016-05-09 03:11:00
○ 2017-11-01 20:58:14
○ 2026-04-24 08:56:02
○MXus2.mx2.mailhostbox.com2015-05-22 → 2016-05-09 · 4 obs
● 2016-05-09 03:11:00
○ 2017-11-01 20:58:14
○ 2026-04-24 08:56:02
○MXus2.mx3.mailhostbox.com2015-05-22 → 2016-05-09 · 4 obs
● 2016-05-09 03:11:00
○ 2017-11-01 20:58:14
○ 2026-04-24 08:56:02
●A112.213.89.382026-02-16 → 2026-04-24 · 3 obs
● 2026-02-16 11:50:50
● 2026-04-24 08:56:02
○A125.253.121.102015-05-22 → 2016-02-09 · 4 obs
● 2016-02-09 12:26:36
○ 2016-05-09 03:11:00
○ 2026-04-24 08:56:02
○A125.253.121.72016-05-09 → 2016-05-09 · 4 obs
● 2016-05-09 03:11:00
○ 2017-11-01 20:58:14
○ 2026-04-24 08:56:02
○A45.32.120.1442017-11-01 → 2017-11-01 · 4 obs
● 2017-11-01 20:58:14
○ 2026-02-16 11:50:50
○ 2026-04-24 08:56:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net... | - |
| duyduc.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 duyduc.com (unsigned zone)
⏱️ Timing
Total: 1800ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.213.89.38 |
| NS | 3 | nsbak.pavietnam.net, ns2.pavietnam.vn... |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | nsbak.pavietnam.net hostmaster.duyduc.co |
Analysis
Hierarchy
The parent of www.duyduc.com is duyduc.com.
IP Addresses
duyduc.com points to a single IP address: 112.213.89.38.
Other host names such as denim2009.com, tamiqua.com, tocdep.com, thanhthanhcong.com.vn and hospital.ctump.edu.vn share IPs with duyduc.com.
Name Servers
duyduc.com is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
duyduc.com at least partially shares name servers with other domains, for example halobuy.com.vn, thebloom.vn, sanphukhoahcm.com, thoidaicongnghe.vn and wana.com.vn.
these name servers commonly pair with nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and nsbak.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