r2tech.com.vn - robtex.com
r2tech.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 202.92.7.103🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN | ||||||
| PTR | nethost-1411.inet.vn | ||||||
| NS | ns-master.inet.vn ⭐ | ||||||
| A | 202.92.4.8🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN | ||||||
| NS | ns1.inet.vn | ||||||
| A | 2001:df7:ce00:1::7🇻🇳 VNPT-AS-VN2001:df7:ce00::/48 INETSOFT-VN Inet software one member company limited | ||||||
| A | 202.92.4.25🇻🇳 VNPT-AS-VN202.92.4.0/22 INET-VN | ||||||
| NS | ns2.inet.vn | ||||||
| A | 2401:5f80:2001:4::30🇻🇳 VTDC-AS-VN2401:5f80:2000::/36 VTDC-VN | ||||||
| A | 210.211.99.38🇻🇳 VTDC-AS-VN210.211.99.0/24 Proxy-registered route object | ||||||
| MX | mx.inet.vn ⭐ | ||||||
| A | 103.72.96.6🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in.onemail.vn | ||||||
| A | 103.72.96.8🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in01.onemail.vn | ||||||
| A | 103.72.96.9🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in02.onemail.vn | ||||||
| A | 103.216.116.158🇻🇳 VNPT-AS-VN103.216.116.0/22 INETSOFT-VN | ||||||
| PTR | mailgw.inet.vn | ||||||
| TXT | v=spf1 a mx ip4:103.57.223.1 ip4:125.212.192.42 ip4:103.57.223.50 ~all | ||||||
| SOA | ns-master.inet.vnpostmaster@inet.vn 2015-07-28 #0 | ||||||
com.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=2022708562 | ||||||
Subdomains
www.r2tech.com.vn |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns-master.inet.vn2026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 22:15:44
●A202.92.7.1032026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 22:15:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| r2tech.com.vn | ns2.inet.vn, ns1.inet.vn | - |
✅ Authoritative Response
Server:202.92.4.25
NS records: ns2.inet.vn, ns1.inet.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for r2tech.com.vn (unsigned zone)
⏱️ Timing
Total: 2591ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 202.92.7.103 |
| NS | 2 | ns1.inet.vn, ns2.inet.vn |
| MX | 1 | mx.inet.vn (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:103.57.223.1 ip4:125.212 |
| SOA | 1 | ns-master.inet.vn postmaster.inet.vn |
Analysis
Hierarchy
www.r2tech.com.vn has r2tech.com.vn as its parent.
IP Addresses
r2tech.com.vn maps to IP address 202.92.7.103.
Other host names, for instance mail.tasteofvietnam.vn, embed.vn, afa.com.vn, mail.traihequandoi.edu.vn and trustviettravel.com share IP numbers with r2tech.com.vn.
Name Servers
r2tech.com.vn is delegated to name servers ns-master.inet.vn, ns1.inet.vn and ns2.inet.vn.
r2tech.com.vn at least partially shares name servers with other domains such as viettelvinhphuc.com, diamondsky-vanphuc.vn, nhathuduc.vn, latacademy.com and trinhnanghitech.com.
these name servers are commonly used with the name servers ns3.inet.vn.
Host names with two IP numbers:
ns1.inet.vn points to 2001:df7:ce00:1::7 and 202.92.4.25; ns2.inet.vn points to 2401:5f80:2001:4::30 and 210.211.99.38.
Host names with one IP number:
ns-master.inet.vn points to 202.92.4.8.
Mail Servers
r2tech.com.vn is handled by a single mail server, mx.inet.vn.
r2tech.com.vn shares the same mail server setup as other domains, including lsp.com.vn, s-office.vn, aquynhcoder.id.vn, ictsoftware.net and eu-expert.vn.
r2tech.com.vn shares mail servers with other domains at least in part, for instance hopquan.vn, league2.vn, adsmax.vn, htvn.net and eralaw.com.vn.
these mail servers are often used together with mx1.onemail.vn, mx2.onemail.vn and mx3.onemail.vn.
mx.inet.vn resolves to four IPs: 103.72.96.6, 103.72.96.8, 103.72.96.9 and 103.216.116.158.