vietbook.net - robtex.com
vietbook.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 115.79.139.135🇻🇳 VIETEL-AS-AP115.79.136.0/21 Proxy-registered route object | ||||||
| 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 | ||||||
| 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 | ||||||
| MX | mail.vietbook.net ⭐ | ||||||
| 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 | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | nsbak.dotvndns.comhostmaster@vietbook.net 2026-04-22 #5 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778579986 | ||||||
Subdomains
mail.vietbook.net |
Same first word
DNS History
5 records (5 active, 0 former)
●NSns1.dotvndns.vn2026-03-16 → 2026-05-12 · 2 obs
● 2026-05-12 10:03:46
●NSns2.dotvndns.vn2026-03-16 → 2026-05-12 · 2 obs
● 2026-05-12 10:03:46
●NSnsbak.dotvndns.com2026-03-16 → 2026-05-12 · 2 obs
● 2026-05-12 10:03:46
●MXmail.vietbook.net2026-03-16 → 2026-05-12 · 2 obs
● 2026-05-12 10:03:46
●A115.79.139.1352026-03-16 → 2026-05-12 · 2 obs
● 2026-05-12 10:03:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| vietbook.net | nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn | - |
✅ Authoritative Response
Server:112.213.89.22
NS records: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for vietbook.net (unsigned zone)
⏱️ Timing
Total: 1746ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 115.79.139.135 |
| NS | 3 | ns1.dotvndns.vn, nsbak.dotvndns.com... |
| MX | 1 | mail.vietbook.net (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | nsbak.dotvndns.com hostmaster.vietbook.n |
Analysis
Hierarchy
The parent of mail.vietbook.net is vietbook.net.
IP Addresses
vietbook.net points to a single IP number: 115.79.139.135.
Other host names, for instance 30giay.com.vn, xoasis.com.sieuthinhadat.com, sieuthitaigia.com, ngoinhadep.net and vfugpwhat.website.sieutoc.vn share IP numbers with vietbook.net.
Name Servers
The domain vietbook.net is delegated to three name servers: nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.
vietbook.net shares name servers with other domains at least partially, for instance nonieprich.com.vn, itb.vn, demoictvn.com, thuhacoffee.vn and ghexoayvanphong.com.
These name servers are commonly used with ns1.pavietnam.vn, ns3.dotvndns.vn, ns2.pavietnam.vn and nsbak.pavietnam.net.
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
Mail Servers
The mail server for vietbook.net is mail.vietbook.net.
Host name mail.vietbook.net resolves to IP 112.213.89.3.