maintenance.prep.vn - robtex.com
maintenance.prep.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 61.28.230.177🇻🇳 CMC-461.28.230.0/24 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 | ||||||
prep.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 61.28.230.177🇻🇳 CMC-461.28.230.0/24 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 | ||||||
| NS | ns1.pavietnam.vn ⭐ | ||||||
| NS | ns2.pavietnam.vn | ||||||
| NS | nsbak.pavietnam.net | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| MX | alt1.aspmx.l.google.com(5) | ||||||
| MX | alt2.aspmx.l.google.com(5) | ||||||
| MX | alt3.aspmx.l.google.com(10) | ||||||
| MX | alt4.aspmx.l.google.com(10) | ||||||
| MX | mxa.mailgun.org(10) | ||||||
| MX | mxb.mailgun.org(10) | ||||||
| TXT | v=spf1 include:_spf.google.com ~all | ||||||
| TXT | google-site-verification=y8FYGJYzg3XIIVYnqyEy6hRiOL_pv5TH1LVVnxtmviA | ||||||
| TXT | google-site-verification=WLx4NgLAp5Uy4haUCPp0_28iuCh0xGM2vH8fJYmOA1s | ||||||
| TXT | v=spf1 include:mailgun.org ~all | ||||||
| TXT | google-site-verification=5tPqSEqwxuWrpAKlCja6Ay4lg4zlCZX4cNEnXb8bZlM | ||||||
| TXT | MS=7A0609D1C16C77B3252CB5570805E3421563FF36 | ||||||
| TXT | google-site-verification=-_xzUZtbgZw3bUr3TcpTf5jAljCaYY2QRKK2BBVU09w | ||||||
| SOA | ns1.pavietnam.vnhostmaster@prep.vn 2026-04-28 #23 | ||||||
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A61.28.230.1772026-05-01 → 2026-05-15 · 2 obs
● 2026-05-01 09:04:14
● 2026-05-15 00:21:54
● 2026-05-15 00:21:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | e.dns-servers.vn, f.dns-servers.vn, g.dns-servers.vn, d.dns-servers.vn... | 16 records |
| prep.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 prep.vn (unsigned zone)
⏱️ Timing
Total: 2702ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 61.28.230.177 |
📌 Glue Records Collected
Total: 20
In-bailiwick: 16 (h.dns-servers.vn, g.dns-servers.vn, f.dns-servers.vn...)
Out-of-bailiwick: 4 (ns1.pavietnam.vn, ns2.pavietnam.vn, ns1.pavietnam.vn...)
Analysis
IP Addresses
maintenance.prep.vn points to a single IP number: 61.28.230.177.
Other host names such as www.prep.vn, virtualspeakingroom.com and prep.vn share IP numbers with maintenance.prep.vn.