dr.edu.vn - robtex.com
dr.edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 210.211.119.238🇻🇳 VTDC-AS-VN210.211.112.0/21 Proxy-registered route object | ||||||
| PTR | vt238.crb.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 | google-site-verification=bpb9kbi3iexJZ4JFViIrGq3MYEmU38oLUT_YgAy27Bc | ||||||
| SOA | nsbak.pavietnam.nethostmaster@dr.edu.vn 2026-03-21 #3 | ||||||
edu.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=2018564973 | ||||||
Subdomains
www.dr.edu.vn |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.pavietnam.vn2026-04-30 → 2026-05-11 · 2 obs
● 2026-05-11 06:03:38
●NSns2.pavietnam.vn2026-04-30 → 2026-05-11 · 2 obs
● 2026-05-11 06:03:38
●NSnsbak.pavietnam.net2026-04-30 → 2026-05-11 · 2 obs
● 2026-05-11 06:03:38
●A210.211.119.2382026-04-30 → 2026-05-11 · 2 obs
● 2026-05-11 06:03:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | b.dns-servers.vn, e.dns-servers.vn, f.dns-servers.vn, a.dns-servers.vn... | - |
| dr.edu.vn | ns2.pavietnam.vn, nsbak.pavietnam.net, ns1.pavietnam.vn | - |
✅ Authoritative Response
Server:112.213.89.3
NS records: ns2.pavietnam.vn, nsbak.pavietnam.net, ns1.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dr.edu.vn (unsigned zone)
⏱️ Timing
Total: 1148ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 210.211.119.238 |
| NS | 3 | ns1.pavietnam.vn, nsbak.pavietnam.net... |
| TXT | 1 | google-site-verification=bpb9kbi3iexJZ4J |
| SOA | 1 | nsbak.pavietnam.net hostmaster.dr.edu.vn |
Analysis
Hierarchy
dr.edu.vn is the parent of www.dr.edu.vn.
IP Addresses
dr.edu.vn resolves to one IP number: 210.211.119.238.
other host names including diadiemtop.com, hothang.com, phongthuymoi.com, hocvi.com and chaytot.com share IP numbers with dr.edu.vn.
Name Servers
dr.edu.vn is delegated to three name servers nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
dr.edu.vn at least partially shares name servers with other domains, for instance wholesalefruitjuice.com, aoshipping.com.vn, caysaurieng.vn, easyedu.vn and phatgiaolaichau.vn.
these name servers are often used together with ns2.dotvndns.vn, ns1.dotvndns.vn, ns3.dotvndns.vn and nsbak.dotvndns.com.
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.