cpschool.vn - robtex.com
cpschool.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.154.102.59🇻🇳 HARAVAN-AS-VN103.154.102.0/23 HARAVAN-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 | ||||||
| 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 | mx.hopthu.vn ⭐ | ||||||
| A | 103.90.234.45🇻🇳 WEBPANDA-AS-VN103.90.232.0/22 WEBPANDA-VN | ||||||
| MX | mx1.hopthu.vn ⭐ | ||||||
| A | 103.90.234.45🇻🇳 WEBPANDA-AS-VN103.90.232.0/22 WEBPANDA-VN | ||||||
| TXT | v=spf1 a:smtp.hopthu.vn ~all | ||||||
| TXT | google-site-verification=cTU7W59VyJLviPrO1-YoFYmSFf7wAy8uV39lPfd-OdY | ||||||
| SOA | ns1.pavietnam.vnhostmaster@cpschool.vn 2024-10-08 #7 | ||||||
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=2030754327 | ||||||
Subdomains
www.cpschool.vn |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.pavietnam.vn2026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 08:29:26
●NSns2.pavietnam.vn2026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 08:29:26
●NSnsbak.pavietnam.net2026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 08:29:26
●A103.154.102.592026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 08:29:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, d.dns-servers.vn, e.dns-servers.vn, c.dns-servers.vn... | - |
| cpschool.vn | ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net | 4 records |
✅ Authoritative Response
Server:112.213.89.3
NS records: ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cpschool.vn (unsigned zone)
⏱️ Timing
Total: 1841ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.154.102.59 |
| NS | 3 | nsbak.pavietnam.net, ns1.pavietnam.vn... |
| MX | 2 | mx1.hopthu.vn (pri: 10), mx.hopthu.vn (pri: 10) |
| TXT | 2 | google-site-verification=cTU7W59VyJLviPr, v=spf1 a:smtp.hopthu.vn ~all |
| SOA | 1 | ns1.pavietnam.vn hostmaster.cpschool.vn |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.pavietnam.vn, ns1.pavietnam.vn, ns2.pavietnam.vn...)
Analysis
Hierarchy
www.cpschool.vn is a child of cpschool.vn.
IP Addresses
cpschool.vn resolves to one IP number: 103.154.102.59.
Other host names, for instance timesbiz.vn, your-car.vn, thienngochai.com.vn, aothunwetee.vn and toda.com.vn share IP numbers with cpschool.vn.
Name Servers
cpschool.vn is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
cpschool.vn at least partially shares name servers with other domains, including phongkhamthaiha.vn, avn.edu.vn, congnghesovn.vn, bluesea.vn and mascopex.com.
These name servers are commonly used with ns1.dotvndns.vn, ns2.dotvndns.vn and nsbak.dotvndns.com.
Host names with two IP numbers:
nsbak.pavietnam.net: 2406:9c80::9000:302 and 112.213.89.22
ns1.pavietnam.vn: 2406:9c80::66 and 112.213.89.3
ns2.pavietnam.vn: 2406:9c80::9000:111 and 222.255.121.247
Mail Servers
cpschool.vn is served by two mail servers mx1.hopthu.vn and mx.hopthu.vn.
cpschool.vn shares the same mail server setup as other domains, for instance na.com.vn, fasweb.vn, tadu.vn, banghieuviet.vn and ufba.edu.vn.
cpschool.vn shares at least some mail servers with other domains, for example noithatnamanh.vn, hazomedia.com, fastsystem.vn, kaff.vn and namsonha.com.vn.
Host names with a single IP number:
The host name mx1.hopthu.vn points to 103.90.234.45.
The host name mx.hopthu.vn points to 103.90.234.45.
Host names pointing to 103.90.234.45: mx1.hopthu.vn and mx.hopthu.vn.