s1group.vn - robtex.com
s1group.vn
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=2030761025 | ||||||
Subdomains
www.s1group.vn |
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSdan.ns.cloudflare.com2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 21:19:44
●NSrose.ns.cloudflare.com2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 21:19:44
●MXs1group-vn.mail.protection.outlook.com2026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 21:19:44
●A103.172.78.252026-05-01 → 2026-05-11 · 2 obs
● 2026-05-11 21:19:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | 16 records |
| s1group.vn | dan.ns.cloudflare.com, rose.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.108
NS records: dan.ns.cloudflare.com, rose.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for s1group.vn (unsigned zone)
⏱️ Timing
Total: 995ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.172.78.25 |
| NS | 2 | dan.ns.cloudflare.com, rose.ns.cloudflare.com |
| MX | 1 | s1group-vn.mail.protection.outlook.com ( |
| TXT | 5 | MS=ms15826588, MS=ms88104056... |
| SOA | 1 | dan.ns.cloudflare.com dns.cloudflare.com |
📌 Glue Records Collected
Total: 16
In-bailiwick: 16 (a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn...)
Analysis
Hierarchy
s1group.vn is the parent of www.s1group.vn.
IP Addresses
s1group.vn resolves to one IP number: 103.172.78.25.
other host names including dohieuus.com, contentchecker.vn, apilab.vn, replayer.pro and vithanhco.com share IP numbers with s1group.vn.
Name Servers
s1group.vn is delegated to two name servers dan.ns.cloudflare.com and rose.ns.cloudflare.com.
s1group.vn shares the same name server setup as other domains, for instance earth-society.org, technocentre.nl, healthymummy.co.uk, verbindingdoorcontact.nl and nananimals.com.
s1group.vn at least partially shares name servers with other domains, for instance 2m0sql.com, hkcnd.com, lx2.in, 321forms.com and beyondlife.club.
These name servers are commonly used alongside steven.ns.cloudflare.com and ali.ns.cloudflare.com.
Host names with six IP numbers:
Host name dan.ns.cloudflare.com points to: 2606:4700:58::adf5:3b6c, 2803:f800:50::6ca2:c16c, 2a06:98c1:50::ac40:216c, 108.162.193.108, 172.64.33.108 and 173.245.59.108.
Host name rose.ns.cloudflare.com points to: 2606:4700:50::adf5:3a8d, 2803:f800:50::6ca2:c08d, 2a06:98c1:50::ac40:208d, 108.162.192.141, 172.64.32.141 and 173.245.58.141.
Mail Servers
s1group.vn is handled by a single mail server, s1group-vn.mail.protection.outlook.com.
The host name s1group-vn.mail.protection.outlook.com resolves to six IP numbers: 2a01:111:f403:cc09::, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0 and 52.101.157.80.