vmoocs.vn - robtex.com
vmoocs.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 171.244.37.133🇻🇳 VTDC-AS-VN171.244.36.0/22 Proxy-registered route object | ||||||
| PTR | ip-171-244-37-133.defastlink.net | ||||||
| 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 | ||||||
| SOA | nsbak.pavietnam.nethostmaster@vmoocs.vn 2026-05-07 #32 | ||||||
vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn | ||||||
| NS | b.dns-servers.vn | ||||||
| NS | c.dns-servers.vn | ||||||
| NS | d.dns-servers.vn | ||||||
| NS | e.dns-servers.vn | ||||||
| NS | f.dns-servers.vn | ||||||
| NS | g.dns-servers.vn | ||||||
| NS | h.dns-servers.vn | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2031013488 | ||||||
Subdomains
www.vmoocs.vn |
Same first word
vmoocs.vn |
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.pavietnam.vn2026-05-01 → 2026-07-19 · 2 obs
● 2026-07-19 11:41:34
●NSns2.pavietnam.vn2026-05-01 → 2026-07-19 · 2 obs
● 2026-07-19 11:41:34
●NSnsbak.pavietnam.net2026-05-01 → 2026-07-19 · 2 obs
● 2026-07-19 11:41:34
●A171.244.37.1332026-07-19 → 2026-07-19 · 3 obs
● 2026-07-19 11:41:30
● 2026-07-19 11:41:34
○A171.244.37.1352026-05-01 → 2026-05-01 · 3 obs
○ 2026-07-19 11:41:30
○ 2026-07-19 11:41:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| vmoocs.vn | ns2.pavietnam.vn, ns1.pavietnam.vn, nsbak.pavietnam.net | 4 records |
✅ Authoritative Response
Server:112.213.89.22
NS records: ns2.pavietnam.vn, ns1.pavietnam.vn, nsbak.pavietnam.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for vmoocs.vn (unsigned zone)
⏱️ Timing
Total: 1925ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 171.244.37.133 |
| NS | 3 | nsbak.pavietnam.net, ns1.pavietnam.vn... |
| SOA | 1 | nsbak.pavietnam.net hostmaster.vmoocs.vn |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.pavietnam.vn, ns1.pavietnam.vn, ns2.pavietnam.vn...)
Analysis
Hierarchy
vmoocs.vn is a parent domain of www.vmoocs.vn.
IP Addresses
vmoocs.vn resolves to one IP address: 171.244.37.133.
Name Servers
vmoocs.vn is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
vmoocs.vn shares at least some of its name servers with other domains, including ximangtanthang.vn, duanthemarq.com, matkinhanhminh.com and two others.
These name servers are frequently paired with the name servers ns1.dotvndns.vn, ns2.dotvndns.vn and nsbak.dotvndns.com.
nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn each resolve to two IP addresses: nsbak.pavietnam.net resolves to 112.213.89.22 and 2406:9c80::9000:302; ns1.pavietnam.vn resolves to 112.213.89.3 and 2406:9c80::66; ns2.pavietnam.vn resolves to 222.255.121.247 and 2406:9c80::9000:111.