cplus.vn - robtex.com
cplus.vn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.pavietnam.vn ⚠️ Not in zone NS records | ||||||
| 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 ⚠️ Not in zone NS records | ||||||
| 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 ⚠️ Not in zone NS records | ||||||
| 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 | ||||||
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=2030904011 | ||||||
Same first word
Similar names
DNS History
7 records (3 active, 4 former)
○NSns1.matbao.vn2015-08-06 → 2017-04-03 · 4 obs
● 2017-04-03 23:39:30
○ 2026-05-04 01:29:04
○ 2026-06-18 23:37:34
●NSns1.pavietnam.vn2026-05-04 → 2026-06-18 · 3 obs
● 2026-05-04 01:29:04
● 2026-06-18 23:37:34
○NSns2.matbao.vn2015-08-06 → 2017-04-03 · 4 obs
● 2017-04-03 23:39:30
○ 2026-05-04 01:29:04
○ 2026-06-18 23:37:34
●NSns2.pavietnam.vn2026-05-04 → 2026-06-18 · 3 obs
● 2026-05-04 01:29:04
● 2026-06-18 23:37:34
●NSnsbak.pavietnam.net2026-05-04 → 2026-06-18 · 3 obs
● 2026-05-04 01:29:04
● 2026-06-18 23:37:34
○MXmx.zohomail.com2015-08-06 → 2017-04-03 · 4 obs
● 2017-04-03 23:39:30
○ 2026-05-04 01:29:04
○ 2026-06-18 23:37:34
○MXmx2.zohomail.com2015-08-06 → 2017-04-03 · 4 obs
● 2017-04-03 23:39:30
○ 2026-05-04 01:29:04
○ 2026-06-18 23:37:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, h.dns-servers.vn, c.dns-servers.vn, f.dns-servers.vn... | - |
| cplus.vn | ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net | 4 records |
✅ Authoritative Response
Server:222.255.121.247
NS records: ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cplus.vn (unsigned zone)
⏱️ Timing
Total: 2197ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.pavietnam.vn, ns2.pavietnam.vn, ns1.pavietnam.vn...)
Analysis
Name Servers
cplus.vn is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
There is at least partial name server overlap between cplus.vn and other domains — hitocare.vn, hhdgroup.com, donaldson-vietnam.vn and two more among them.
These name servers tend to appear in combination with the name servers ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com and ns3.dotvndns.vn.
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.