tedco.com.vn - robtex.com
tedco.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=2022706247 | ||||||
Subdomains
cpcalendars.tedco.com.vn |
webmail.tedco.com.vn |
cpanel.tedco.com.vn |
cpcontacts.tedco.com.vn |
webdisk.tedco.com.vn |
mail.tedco.com.vn |
autodiscover.tedco.com.vn |
www.tedco.com.vn |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns.viettelidc.com.vn2019-12-24 → 2026-05-09 · 2 obs
● 2026-05-09 01:51:02
●NSns1.viettelidc.com.vn2019-12-24 → 2026-05-09 · 2 obs
● 2026-05-09 01:51:02
●NSns2.viettelidc.com.vn2019-12-24 → 2026-05-09 · 2 obs
● 2026-05-09 01:51:02
●MXmx.viettelidc.com.vn2019-12-24 → 2026-05-09 · 2 obs
● 2026-05-09 01:51:02
●A45.252.248.242019-12-24 → 2026-05-09 · 2 obs
● 2026-05-09 01:51:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| tedco.com.vn | ns1.viettelidc.com.vn, ns2.viettelidc.com.vn, ns.viettelidc.com.vn | 3 records |
✅ Authoritative Response
Server:115.84.177.33
NS records: ns1.viettelidc.com.vn, ns2.viettelidc.com.vn, ns.viettelidc.com.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tedco.com.vn (unsigned zone)
⏱️ Timing
Total: 1303ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.252.248.24 |
| NS | 3 | ns.viettelidc.com.vn, ns1.viettelidc.com.vn... |
| MX | 1 | mx.viettelidc.com.vn (pri: 10) |
| TXT | 2 | zalo-platform-site-verification=REJkCkVJ, v=spf1 include:_spf.prmailmx.com include |
| SOA | 1 | ns.viettelidc.com.vn hostmaster.tedco.co |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns2.viettelidc.com.vn, ns1.viettelidc.com.vn, ns.viettelidc.com.vn)
Analysis
Hierarchy
tedco.com.vn is the parent of cpcalendars.tedco.com.vn, webmail.tedco.com.vn, cpanel.tedco.com.vn, cpcontacts.tedco.com.vn, webdisk.tedco.com.vn and a few other host names.
IP Addresses
tedco.com.vn resolves to one IP number: 45.252.248.24.
other host names including airdrops.vn.baohanh24h.vn, mail.duanbluegemtower.com.vn, webdisk.baobianhsang.vn, autodiscover.teresaherbs.vn and cnvconsulting.com share IP numbers with tedco.com.vn.
Name Servers
tedco.com.vn is delegated to three name servers ns1.viettelidc.com.vn, ns2.viettelidc.com.vn and ns.viettelidc.com.vn.
tedco.com.vn at least partially shares name servers with other domains, for instance kidzania.com.vn, kienthucdoxe.com, seask.net, paylater.vn and 0-24.10.244.171.in-addr.arpa.
These name servers are commonly used with ns1.vtmgroup.com.vn, ns2.vtmgroup.com.vn and ns.vtmgroup.com.vn.
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
tedco.com.vn is handled by a single mail server, mx.viettelidc.com.vn.
tedco.com.vn shares the same mail server setup as other domains, for instance chungsontech.com, nxbqdnd.com.vn, cidvietnam.vn, htdjp.com.vn and springcourt.com.vn.
tedco.com.vn shares some mail servers with other domains, at least partially, for instance wabipremium.vn, tnh.com.vn, haprogroup.vn, hoanphi.com and vangthanglong.com.vn.
mx.viettelidc.com.vn resolves to two IP numbers: 103.1.208.155 and 103.1.208.156.