viettech.vn - robtex.com
viettech.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=2030776804 | ||||||
Subdomains
mail.viettech.vn |
Same first word
Similar names
DNS History
18 records (5 active, 13 former)
○NSns1.dotvndns.vn2015-05-29 → 2016-02-06 · 9 obs
● 2015-05-29 11:15:00
● 2015-10-19 18:34:50
○ 2015-12-03 00:01:58
○ 2015-12-06 11:34:54
● 2016-01-11 17:50:26
● 2016-02-06 16:51:36
○ 2016-05-10 14:17:38
○ 2026-05-15 16:12:26
○NSns1.ibizdns.com2008-05-31 → 2008-05-31 · 3 obs
○ 2015-05-29 11:15:00
○ 2026-05-15 16:12:26
●NSns1.pavietnam.vn2015-12-03 → 2026-05-15 · 6 obs
● 2015-12-03 00:01:58
● 2016-01-11 17:50:26
○ 2016-01-26 07:07:52
● 2016-02-06 16:51:36
● 2026-05-15 16:12:26
○NSns2.dotvndns.vn2015-05-29 → 2016-01-26 · 8 obs
● 2015-05-29 11:15:00
● 2015-10-19 18:34:50
○ 2015-12-03 00:01:58
○ 2016-01-11 17:50:26
● 2016-01-26 07:07:52
○ 2016-02-06 16:51:36
○ 2026-05-15 16:12:26
○NSns2.ibizdns.com2008-05-31 → 2008-05-31 · 3 obs
○ 2015-05-29 11:15:00
○ 2026-05-15 16:12:26
●NSns2.pavietnam.vn2015-10-19 → 2026-05-15 · 6 obs
● 2015-10-19 18:34:50
● 2016-01-11 17:50:26
○ 2016-01-26 07:07:52
● 2016-02-06 16:51:36
● 2026-05-15 16:12:26
●NSnsbak.pavietnam.net2026-04-10 → 2026-05-15 · 3 obs
● 2026-04-10 17:34:26
● 2026-05-15 16:12:26
○MXalt1.aspmx.l.google.com2015-05-29 → 2017-06-26 · 5 obs
● 2015-05-29 11:15:00
● 2017-06-26 17:35:38
○ 2026-04-10 17:34:26
○ 2026-05-15 16:12:26
○MXalt2.aspmx.l.google.com2015-05-29 → 2017-06-26 · 5 obs
● 2015-05-29 11:15:00
● 2017-06-26 17:35:38
○ 2026-04-10 17:34:26
○ 2026-05-15 16:12:26
○MXaspmx.l.google.com2015-05-29 → 2017-06-26 · 5 obs
● 2015-05-29 11:15:00
● 2017-06-26 17:35:38
○ 2026-04-10 17:34:26
○ 2026-05-15 16:12:26
○MXaspmx2.googlemail.com2015-05-29 → 2017-06-26 · 5 obs
● 2015-05-29 11:15:00
● 2017-06-26 17:35:38
○ 2026-04-10 17:34:26
○ 2026-05-15 16:12:26
○MXaspmx3.googlemail.com2015-05-29 → 2017-06-26 · 5 obs
● 2015-05-29 11:15:00
● 2017-06-26 17:35:38
○ 2026-04-10 17:34:26
○ 2026-05-15 16:12:26
○MXaspmx4.googlemail.com2015-05-29 → 2017-06-26 · 5 obs
● 2015-05-29 11:15:00
● 2017-06-26 17:35:38
○ 2026-04-10 17:34:26
○ 2026-05-15 16:12:26
○MXaspmx5.googlemail.com2015-05-29 → 2017-06-26 · 5 obs
● 2015-05-29 11:15:00
● 2017-06-26 17:35:38
○ 2026-04-10 17:34:26
○ 2026-05-15 16:12:26
○MXmail.viettech.vn2008-05-31 → 2008-05-31 · 3 obs
○ 2015-05-29 11:15:00
○ 2026-05-15 16:12:26
●MXsmtp.google.com2026-04-10 → 2026-05-15 · 3 obs
● 2026-04-10 17:34:26
● 2026-05-15 16:12:26
●A112.213.89.32015-05-29 → 2026-05-15 · 3 obs
● 2015-05-29 11:15:00
● 2026-05-15 16:12:26
○A72.36.144.682008-05-31 → 2008-05-31 · 3 obs
○ 2015-05-29 11:15:00
○ 2026-05-15 16:12:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, g.dns-servers.vn, e.dns-servers.vn, a.dns-servers.vn... | - |
| viettech.vn | ns1.pavietnam.vn, nsbak.pavietnam.net, ns2.pavietnam.vn | 4 records |
✅ Authoritative Response
Server:112.213.89.3
NS records: ns1.pavietnam.vn, nsbak.pavietnam.net, ns2.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for viettech.vn (unsigned zone)
⏱️ Timing
Total: 2136ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.213.89.3 |
| NS | 3 | ns2.pavietnam.vn, ns1.pavietnam.vn... |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 1 | google-site-verification=0tfJdb0e0z9gVaZ |
| SOA | 1 | ns2.pavietnam.vn hostmaster.viettech.vn |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.pavietnam.vn, ns2.pavietnam.vn, ns1.pavietnam.vn...)
Analysis
Hierarchy
viettech.vn is the parent of mail.viettech.vn.
IP Addresses
viettech.vn resolves to a single IP address: 112.213.89.3.
Other host names including mail.vietsuntravel.co, mail.giongcaytrongmiennam.com, mail.thecity.com.vn, ns1.3tc.vn and pdc-v.com share IP numbers with viettech.vn.
Name Servers
viettech.vn is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
viettech.vn at least partially shares name servers with other domains, including march.vn, dulichlaocai.vn, sonai.vn, daomau.vn and welovecar.vn.
these name servers are commonly used with ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com and nsbak.pavietnam.vn.
Host names with two IP numbers:
nsbak.pavietnam.net points to: 2406:9c80::9000:302 and 112.213.89.22
ns1.pavietnam.vn points to: 2406:9c80::66 and 112.213.89.3
ns2.pavietnam.vn points to: 2406:9c80::9000:111 and 222.255.121.247
Mail Servers
viettech.vn is handled by a single mail server, smtp.google.com.
viettech.vn shares its mail server setup with other domains, including oncepost.com, juri-europ.com, rqu.it, webcetera.com.au and integrityclaims.com.
The mail servers for viettech.vn are shared with other domains, for instance legalaction.tech, estar-egg.com, fieldnotes.co, dlccn.com and rutessilviarovira.es.
The host name smtp.google.com points to nine IP numbers: 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 2607:f8b0:4023:c0d::1a, 2607:f8b0:4023:c0d::1b, 74.125.137.26, 142.250.141.26, 142.250.141.27, 142.251.2.26 and 142.251.2.27.