doctornuoc.com - robtex.com
doctornuoc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.74.117.156🇻🇳 TADU-AS-VN103.74.116.0/22 TADU-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 | ||||||
| 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 | ||||||
| SOA | nsbak.dotvndns.comhostmaster@doctornuoc.com 2025-05-09 #3 | ||||||
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=1776168862 | ||||||
Same first word
doctornuoc.com |
doctornuoc.vn |
DNS History
8 records (5 active, 3 former)
●NSns1.dotvndns.vn2026-03-13 → 2026-04-14 · 3 obs
● 2026-03-13 05:11:38
● 2026-04-14 12:25:28
○NSns1.matbao.com2016-12-14 → 2017-09-27 · 4 obs
● 2017-09-27 03:42:00
○ 2026-03-13 05:11:38
○ 2026-04-14 12:25:28
●NSns2.dotvndns.vn2026-03-13 → 2026-04-14 · 3 obs
● 2026-03-13 05:11:38
● 2026-04-14 12:25:28
○NSns2.matbao.com2016-12-14 → 2017-09-27 · 4 obs
● 2017-09-27 03:42:00
○ 2026-03-13 05:11:38
○ 2026-04-14 12:25:28
●NSns3.dotvndns.vn2026-03-13 → 2026-04-14 · 3 obs
● 2026-03-13 05:11:38
● 2026-04-14 12:25:28
●NSnsbak.dotvndns.com2026-03-13 → 2026-04-14 · 3 obs
● 2026-03-13 05:11:38
● 2026-04-14 12:25:28
●A103.74.117.1562026-03-13 → 2026-04-14 · 3 obs
● 2026-03-13 05:11:38
● 2026-04-14 12:25:28
○A119.81.46.252016-12-14 → 2017-09-27 · 4 obs
● 2017-09-27 03:42:00
○ 2026-03-13 05:11:38
○ 2026-04-14 12:25:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net... | - |
| doctornuoc.com | nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn, ns3.dotvndns.vn | 2 records |
✅ Authoritative Response
Server:112.213.89.22
NS records: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn, ns3.dotvndns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for doctornuoc.com (unsigned zone)
⏱️ Timing
Total: 1420ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.74.117.156 |
| NS | 4 | ns3.dotvndns.vn, ns2.dotvndns.vn... |
| SOA | 1 | nsbak.dotvndns.com hostmaster.doctornuoc |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (nsbak.dotvndns.com, nsbak.dotvndns.com)
Analysis
IP Addresses
doctornuoc.com points to a single IP: 103.74.117.156.
Name Servers
doctornuoc.com is delegated to four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns3.dotvndns.vn.
doctornuoc.com at least partially shares its name servers with other domains, for instance nhahangphodoi.com, aaintimate.com.vn, nhuamientay.com, embassyfreight.com.vn and tmquoctuan.com.
these name servers are commonly used with the name servers ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net, ns4.dotvndns.vn and nsbak.dotvndns.vn.
Host names with two IP numbers:
The host name nsbak.dotvndns.com points to: 2406:9c80::9000:302 and 112.213.89.22.
The host name ns1.dotvndns.vn points to: 2406:9c80::66 and 112.213.89.3.
The host name ns2.dotvndns.vn points to: 2406:9c80::9000:111 and 222.255.121.247.
Host names with one IP number:
The host name ns3.dotvndns.vn points to: 112.213.89.22.
Host names that point to 112.213.89.22: nsbak.dotvndns.com and ns3.dotvndns.vn.