dfc.com.vn - robtex.com
dfc.com.vn
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=2022706226 | ||||||
Subdomains
www.dfc.com.vn |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns.viettelidc.com.vn2026-05-01 → 2026-05-08 · 2 obs
● 2026-05-08 23:29:20
●NSns1.viettelidc.com.vn2026-05-01 → 2026-05-08 · 2 obs
● 2026-05-08 23:29:20
●NSns2.viettelidc.com.vn2026-05-01 → 2026-05-08 · 2 obs
● 2026-05-08 23:29:20
●MXmx.viettelidc.com.vn2026-05-01 → 2026-05-08 · 2 obs
● 2026-05-08 23:29:20
●A103.101.163.1252026-05-01 → 2026-05-08 · 2 obs
● 2026-05-08 23:29:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| dfc.com.vn | ns1.viettelidc.com.vn, ns2.viettelidc.com.vn | 2 records |
✅ Authoritative Response
Server:115.84.181.10
NS records: ns1.viettelidc.com.vn, ns2.viettelidc.com.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dfc.com.vn (unsigned zone)
⏱️ Timing
Total: 4167ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.101.163.125 |
| NS | 3 | ns.viettelidc.com.vn, ns1.viettelidc.com.vn... |
| MX | 1 | mx.viettelidc.com.vn (pri: 10) |
| TXT | 1 | v=spf1 ip4:103.1.208.0/24 a mx -all |
| SOA | 1 | ns.viettelidc.com.vn hostmaster.dfc.com. |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.viettelidc.com.vn, ns2.viettelidc.com.vn)
Analysis
Hierarchy
dfc.com.vn is the parent of www.dfc.com.vn.
IP Addresses
dfc.com.vn resolves to one IP number: 103.101.163.125.
Other host names, for instance tinhtue.vn, wsc.com.vn and gitlab.wsc.com.vn share IP numbers with dfc.com.vn.
Name Servers
dfc.com.vn is delegated to three name servers ns1.viettelidc.com.vn, ns2.viettelidc.com.vn and ns.viettelidc.com.vn.
dfc.com.vn at least partially shares name servers with other domains, for instance huongkhe.edu.vn, biomedvn.com, crm.aceca.vn, vmmu.edu.vn and digilifevietnam.com.
Host names with two IP numbers:
ns1.viettelidc.com.vn points to: 2401:5f80:2000:2::4 and 115.84.177.33.
ns2.viettelidc.com.vn points to: 2401:5f80:4000:1::4 and 115.84.181.10.
ns.viettelidc.com.vn points to: 2401:5f80:2000:1::5 and 115.84.177.8.
Mail Servers
dfc.com.vn is handled by a single mail server, mx.viettelidc.com.vn.
dfc.com.vn shares the same mail server setup as other domains, for instance decacare.vn, viettelstore.vn, newway.com.vn, lamthanh.vn and idtechltd.com.
dfc.com.vn shares at least some mail servers with other domains, including vnhs.vn, luckylight.vn, idccenter.gov.vn and v-star.com.vn.
mx.viettelidc.com.vn resolves to two IP numbers: 103.1.208.155 and 103.1.208.156.