wsc.com.vn - robtex.com
wsc.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=2022704350 | ||||||
Subdomains
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
●NSns.viettelidc.com.vn2015-06-03 → 2026-05-07 · 2 obs
● 2026-05-07 20:59:00
●NSns1.viettelidc.com.vn2015-06-03 → 2026-05-07 · 2 obs
● 2026-05-07 20:59:00
●NSns2.viettelidc.com.vn2015-06-03 → 2026-05-07 · 2 obs
● 2026-05-07 20:59:00
○MXmx.viettelidc.com.vn2015-06-03 → 2017-04-18 · 4 obs
● 2017-04-18 07:19:42
○ 2026-04-30 16:50:28
○ 2026-05-07 20:59:00
●MXwsc-com-vn.mail.protection.outlook.com2026-04-30 → 2026-05-07 · 3 obs
● 2026-04-30 16:50:28
● 2026-05-07 20:59:00
●A103.101.163.1252026-04-30 → 2026-05-07 · 3 obs
● 2026-04-30 16:50:28
● 2026-05-07 20:59:00
○A118.69.202.1652015-06-03 → 2015-06-03 · 3 obs
○ 2015-10-17 01:26:16
○ 2026-05-07 20:59:00
○A210.2.64.892015-10-17 → 2015-10-17 · 4 obs
● 2015-10-17 01:26:16
○ 2015-12-21 03:26:20
○ 2026-05-07 20:59:00
○A210.2.86.652015-12-21 → 2016-07-17 · 5 obs
● 2015-12-21 03:26:20
● 2016-07-17 13:27:04
○ 2017-04-18 07:19:42
○ 2026-05-07 20:59:00
○A210.2.87.272017-04-18 → 2017-04-18 · 4 obs
● 2017-04-18 07:19:42
○ 2026-04-30 16:50:28
○ 2026-05-07 20:59:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | 16 records |
| wsc.com.vn | ns2.viettelidc.com.vn, ns1.viettelidc.com.vn, ns.viettelidc.com.vn | 3 records |
✅ Authoritative Response
Server:115.84.177.8
NS records: ns2.viettelidc.com.vn, ns1.viettelidc.com.vn, ns.viettelidc.com.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for wsc.com.vn (unsigned zone)
⏱️ Timing
Total: 1408ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.101.163.125 |
| NS | 3 | ns.viettelidc.com.vn, ns1.viettelidc.com.vn... |
| MX | 1 | wsc-com-vn.mail.protection.outlook.com ( |
| TXT | 3 | MS=2A26355B85F4F1808B33F6DE407BCE156196, MS=2A2563B854F808B33F6DE407BCE156196... |
| SOA | 1 | ns.viettelidc.com.vn hostmaster.wsc.com. |
📌 Glue Records Collected
Total: 19
In-bailiwick: 16 (c.dns-servers.vn, c.dns-servers.vn, a.dns-servers.vn...)
Out-of-bailiwick: 3 (ns.viettelidc.com.vn, ns1.viettelidc.com.vn, ns2.viettelidc.com.vn)
Analysis
Hierarchy
wsc.com.vn is a parent of www.wsc.com.vn and gitlab.wsc.com.vn.
IP Addresses
wsc.com.vn points to IP number 103.101.163.125.
Other host names for example dfc.com.vn, tinhtue.vn and gitlab.wsc.com.vn share IP numbers with wsc.com.vn.
Name Servers
The delegation for wsc.com.vn is handled by three name servers: ns1.viettelidc.com.vn, ns2.viettelidc.com.vn and ns.viettelidc.com.vn.
wsc.com.vn shares name servers with other domains at least partially, for example vbqppl.vn, mancuavanphong.vn, hiangkie.com, phanngochien.edu.vn and baotangquankhu4.vn.
Host names with two IPs:
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
wsc.com.vn is handled by a single mail server, wsc-com-vn.mail.protection.outlook.com.
Host name wsc-com-vn.mail.protection.outlook.com points 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.