cbiot.vn - robtex.com
cbiot.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.138.88.14🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET | ||||||
| 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 | ||||||
| SOA | ns1.pavietnam.vnhostmaster@cbiot.vn 2023-06-09 #8 | ||||||
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=2031078099 | ||||||
Subdomains
www.cbiot.vn |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.pavietnam.vn2026-05-01 → 2026-08-05 · 2 obs
● 2026-08-05 22:30:56
●NSns2.pavietnam.vn2026-05-01 → 2026-08-05 · 2 obs
● 2026-08-05 22:30:56
●NSnsbak.pavietnam.net2026-05-01 → 2026-08-05 · 2 obs
● 2026-08-05 22:30:56
●A103.138.88.142026-05-01 → 2026-08-05 · 2 obs
● 2026-08-05 22:30:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | 16 records |
| cbiot.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 cbiot.vn (unsigned zone)
⏱️ Timing
Total: 1715ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.138.88.14 |
| NS | 3 | ns2.pavietnam.vn, nsbak.pavietnam.net... |
| SOA | 1 | ns1.pavietnam.vn hostmaster.cbiot.vn |
📌 Glue Records Collected
Total: 20
In-bailiwick: 16 (a.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn...)
Out-of-bailiwick: 4 (ns1.pavietnam.vn, ns1.pavietnam.vn, ns2.pavietnam.vn...)
Analysis
Hierarchy
www.cbiot.vn is delegated beneath cbiot.vn.
IP Addresses
cbiot.vn directs to one IP number, which is 103.138.88.14.
Among the host names that share IP numbers with cbiot.vn are tenplus.edu.vn, drduchappy.vn, noiluc.com and two others.
Name Servers
The authoritative name servers for cbiot.vn are nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn — three in total.
There is at least partial name server overlap between cbiot.vn and other domains — maisonvie.vn, danangtug.com.vn, mini-danang.vn and two more among them.
These name servers frequently co-occur with the name servers ns1.dotvndns.vn and ns2.dotvndns.vn.
nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn all resolve to exactly two IP numbers apiece: nsbak.pavietnam.net → 112.213.89.22 and 2406:9c80::9000:302; ns1.pavietnam.vn → 112.213.89.3 and 2406:9c80::66; ns2.pavietnam.vn → 222.255.121.247 and 2406:9c80::9000:111.