refracto.vn - robtex.com
refracto.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=2030721149 | ||||||
Subdomains
webdisk.refracto.vn |
www.refracto.vn |
cpcontacts.refracto.vn |
mail.refracto.vn |
cpcalendars.refracto.vn |
cpanel.refracto.vn |
webmail.refracto.vn |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns4.tenten.vn.refracto.vn2026-05-01 → 2026-05-01 · 2 obs
● 2026-05-01 19:47:16
●MXmail.refracto.vn2026-05-01 → 2026-05-01 · 2 obs
● 2026-05-01 19:47:16
●A103.3.247.52026-05-01 → 2026-05-01 · 2 obs
● 2026-05-01 19:47:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| refracto.vn | ns5.tenten.vn, ns6.tenten.vn, ns4.tenten.vn | - |
✅ Authoritative Response
Server:103.18.7.205
NS records: ns5.tenten.vn, ns6.tenten.vn, ns4.tenten.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for refracto.vn (unsigned zone)
⏱️ Timing
Total: 2337ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.3.247.5 |
| NS | 3 | NS5.TENTEN.vn, NS6.TENTEN.vn... |
| MX | 1 | mail.refracto.vn (pri: 10) |
| TXT | 1 | v=spf1 mx a ip4:172.96.185.196 ~all |
| SOA | 1 | ns4.tenten.vn.refracto.vn hostmaster.ref |
Analysis
Hierarchy
refracto.vn is a parent of webdisk.refracto.vn, www.refracto.vn, cpcontacts.refracto.vn, mail.refracto.vn and cpcalendars.refracto.vn, plus a few other host names.
IP Addresses
refracto.vn resolves to one IP number: 103.3.247.5.
Other host names, for instance daugiadiennguyen.com.vn, xaynhathienan.vn, mail.augourmet.com.vn, ns4.tenten.vn.trungtamhuanluyenthuyenviendhhh.edu.vn and webmail.redelivery.augourmet.com.vn share IP numbers with refracto.vn.
Name Servers
refracto.vn delegates to four name servers: ns4.tenten.vn, ns5.tenten.vn, ns6.tenten.vn and ns4.tenten.vn.refracto.vn.
refracto.vn at least partially shares name servers with other domains, including caodangytetphcm.edu.vn, bambinihd.edu.vn, thegioitiepthi.vn, storethinghiem.vn and tgl.vn.
These name servers are commonly used with ns1.tenten.vn, ns2.tenten.vn and ns3.tenten.vn.
Host names with two IPs:
ns4.tenten.vn points to 2404:f080:1101:302:a163:44:193:20 and 103.18.7.204
ns5.tenten.vn points to 2404:f080:1101:302:a163:44:193:21 and 103.18.7.205
ns6.tenten.vn points to 2404:f080:1101:302:a163:44:193:22 and 52.74.6.184
Host names with one IP:
ns4.tenten.vn.refracto.vn points to 103.3.247.5
Mail Servers
A single mail server handles refracto.vn, mail.refracto.vn.
Host name mail.refracto.vn resolves to a single IP: 103.3.247.5.