plc.edu.vn - robtex.com
plc.edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 112.213.89.38🇻🇳 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 | ns8938.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 | ns1.dotvndns.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.dotvndns.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.dotvndns.com | ||||||
| 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 | mail90101.maychuemail.com ⭐ | ||||||
| A | 2406:9c80::9000:120a🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | mail90101.maychuemail.com | ||||||
| A | 112.213.90.101🇻🇳 SUPERDATA112.213.90.0/24 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 | mail90101.maychuemail.com | ||||||
| MX | mx90101.maychuemail.net(10) | ||||||
| A | 112.213.90.101🇻🇳 SUPERDATA112.213.90.0/24 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 | mail90101.maychuemail.com | ||||||
| TXT | v=spf1 include:spf.maychuemail.com ~all | ||||||
| SOA | ns2.pavietnam.vnhostmaster@plc.edu.vn 2025-03-16 #48 | ||||||
edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | b.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | c.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | d.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | e.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | f.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | g.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | h.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2018564612 | ||||||
Subdomains
nangtamdichvu.plc.edu.vn |
infor.plc.edu.vn |
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSns1.dotvndns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 00:19:14
●NSns2.dotvndns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 00:19:14
●NSns2.pavietnam.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 00:19:14
●NSnsbak.dotvndns.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 00:19:14
●MXmail90101.maychuemail.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 00:19:14
●MXmx90101.maychuemail.net2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 00:19:14
●A112.213.89.382026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 00:19:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | 15 records |
| plc.edu.vn | ns1.dotvndns.vn, nsbak.dotvndns.com, ns2.dotvndns.vn | - |
✅ Authoritative Response
Server:112.213.89.3
NS records: ns1.dotvndns.vn, nsbak.dotvndns.com, ns2.dotvndns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for plc.edu.vn (unsigned zone)
⏱️ Timing
Total: 2192ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.213.89.38 |
| NS | 3 | ns1.dotvndns.vn, nsbak.dotvndns.com... |
| MX | 2 | mx90101.maychuemail.net (pri: 10), mail90101.maychuemail.com (pri: 5) |
| TXT | 1 | v=spf1 include:spf.maychuemail.com ~all |
| SOA | 1 | ns2.pavietnam.vn hostmaster.plc.edu.vn |
📌 Glue Records Collected
Total: 15
In-bailiwick: 15 (a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn...)
Analysis
Hierarchy
plc.edu.vn is a parent of nangtamdichvu.plc.edu.vn and infor.plc.edu.vn.
IP Addresses
plc.edu.vn points to a single IP number: 112.213.89.38.
Other host names, for instance cknn.vn, mail.hungca.com, radiovietnam.vn, mihaohao.com and beautymedi.net.vn share IP numbers with plc.edu.vn.
Name Servers
plc.edu.vn is delegated to four name servers: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn and ns2.pavietnam.vn.
plc.edu.vn shares name servers with other domains at least partially, for instance jpc.edu.vn, edilottemart.vn, aesnkrs.com, bachvietpolytechnic.edu.vn and oanhdesign.com.
these name servers are often used with ns1.pavietnam.vn, nsbak.pavietnam.net and ns3.dotvndns.vn.
Host names with two IP numbers:
nsbak.dotvndns.com points to 2406:9c80::9000:302 and 112.213.89.22; ns1.dotvndns.vn points to 2406:9c80::66 and 112.213.89.3; ns2.dotvndns.vn points to 2406:9c80::9000:111 and 222.255.121.247; ns2.pavietnam.vn points to 2406:9c80::9000:111 and 222.255.121.247.
Host names pointing to 2406:9c80::9000:111: ns2.dotvndns.vn and ns2.pavietnam.vn.
Host names pointing to 222.255.121.247: ns2.dotvndns.vn and ns2.pavietnam.vn.
Mail Servers
plc.edu.vn is handled by two mail servers: mail90101.maychuemail.com and mx90101.maychuemail.net.
plc.edu.vn shares the same mail server setup as other domains, including vipture.com, j-tech.com.vn, bacthanhan.vn, swanbay.co and longanfc.vn.
plc.edu.vn shares some mail servers with other domains, including goodwill.com.vn, nisseijushi-vn.com, foodpassion.vn, atpsi.com.vn and telavietnam.com.
Host names with two IPs:
mail90101.maychuemail.com points to 2406:9c80::9000:120a and 112.213.90.101.
Host names with one IP:
mx90101.maychuemail.net points to 112.213.90.101.
Host names pointing to 112.213.90.101: