massko.vn - robtex.com
massko.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 42.112.30.99🇻🇳 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 | ||||||
| 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 | ||||||
| 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 | ||||||
| MX | mail.massko.vn ⭐ | ||||||
| A | 42.112.30.35🇻🇳 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 | mail.masscom.vn | ||||||
| TXT | v=spf1 ip4:42.112.30.35 mx ~all | ||||||
| SOA | ns1.pavietnam.vnhostmaster@massko.vn 2026-05-06 #84 | ||||||
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=2030742774 | ||||||
Subdomains
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.pavietnam.vn2026-05-01 → 2026-05-07 · 2 obs
● 2026-05-07 09:16:30
●NSns2.pavietnam.vn2026-05-01 → 2026-05-07 · 2 obs
● 2026-05-07 09:16:30
●NSnsbak.pavietnam.net2026-05-01 → 2026-05-07 · 2 obs
● 2026-05-07 09:16:30
●MXmail.massko.vn2026-05-01 → 2026-05-07 · 2 obs
● 2026-05-07 09:16:30
●A42.112.30.992026-05-01 → 2026-05-07 · 2 obs
● 2026-05-07 09:16:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | h.dns-servers.vn, f.dns-servers.vn, d.dns-servers.vn, e.dns-servers.vn... | - |
| massko.vn | nsbak.pavietnam.net, ns2.pavietnam.vn, ns1.pavietnam.vn | 4 records |
✅ Authoritative Response
Server:112.213.89.22
NS records: nsbak.pavietnam.net, ns2.pavietnam.vn, ns1.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for massko.vn (unsigned zone)
⏱️ Timing
Total: 1560ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 42.112.30.99 |
| NS | 3 | nsbak.pavietnam.net, ns1.pavietnam.vn... |
| MX | 1 | mail.massko.vn (pri: 10) |
| TXT | 1 | v=spf1 ip4:42.112.30.35 mx ~all |
| SOA | 1 | ns1.pavietnam.vn hostmaster.massko.vn |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.pavietnam.vn, ns1.pavietnam.vn, ns2.pavietnam.vn...)
Analysis
Hierarchy
massko.vn is parent of mail.massko.vn, www.massko.vn and rtc-dev.massko.vn.
IP Addresses
massko.vn points to a single IP: 42.112.30.99.
Other host names, for instance www.xroad.vn, intuigiaylaynhanh.vn, www.gachhalong.vn, pop.inmenunhahang.vn and aressilicone.vn share IP numbers with massko.vn.
Name Servers
massko.vn is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
massko.vn at least partially shares its name servers with other domains, for instance most.gov.vn, santek.vn, globalgta.com, ahasoft.org and hoianvillageexperience.com.
these name servers are commonly used together with ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com and ns3.dotvndns.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.
Mail Servers
massko.vn is served by a single mail server, mail.massko.vn.
mail.massko.vn points to IP number 42.112.30.35.