aatech.com.vn - robtex.com
aatech.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 14.225.23.146🇻🇳 VNPT-AS-VN14.225.23.0/24 VNPT | ||||||
| NS | ns1.vdc3.vn ⭐ | ||||||
| A | 14.225.41.137🇻🇳 VNPT-AS-VN14.225.41.0/24 VNPT | ||||||
| PTR | static.vnpt.vn | ||||||
| NS | ns2.vdc3.vn | ||||||
| A | 14.225.197.109🇻🇳 VNPT-AS-VN14.225.197.0/24 VNPT | ||||||
| PTR | static.vnpt.vn | ||||||
| MX | mx.viettelidc.com.vn ⭐ | ||||||
| A | 103.1.208.155🇻🇳 VTDC-AS-VN103.1.208.0/22 Proxy-registered route object | ||||||
| PTR | hl-smtp01.viettelidc.com.vn | ||||||
| A | 103.1.208.156🇻🇳 VTDC-AS-VN103.1.208.0/22 Proxy-registered route object | ||||||
| PTR | hl-smtp02.viettelidc.com.vn | ||||||
| TXT | v=spf1 ip4:103.1.208.192/26 a mx -all | ||||||
| SOA | ns1.vdc3.vnvdconline@tld 2024-01-16 #8 | ||||||
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=2022641311 | ||||||
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
●NSns2.vdc3.vn2026-03-24 → 2026-03-27 · 3 obs
● 2026-03-24 13:58:10
● 2026-03-27 14:21:34
○MXmail.aatech.com.vn2017-03-27 → 2020-04-13 · 4 obs
● 2020-04-13 00:54:24
○ 2026-03-24 13:58:10
○ 2026-03-27 14:21:34
●MXmx.viettelidc.com.vn2026-03-24 → 2026-03-27 · 3 obs
● 2026-03-24 13:58:10
● 2026-03-27 14:21:34
●A14.225.23.1462026-03-24 → 2026-03-27 · 3 obs
● 2026-03-24 13:58:10
● 2026-03-27 14:21:34
○A203.162.31.1162017-03-27 → 2020-04-13 · 4 obs
● 2020-04-13 00:54:24
○ 2026-03-24 13:58:10
○ 2026-03-27 14:21:34
🔍 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 |
| aatech.com.vn | ns2.vdc3.vn, ns1.vdc3.vn | - |
✅ Authoritative Response
Server:14.225.197.109
NS records: ns2.vdc3.vn, ns1.vdc3.vn
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at aatech.com.vn: Error: DNS query timeout: 203.119.38.105 for DS aatech.com.vn
⏱️ Timing
Total: 4887ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 14.225.23.146 |
| NS | 2 | ns1.vdc3.vn, ns2.vdc3.vn |
| MX | 1 | mx.viettelidc.com.vn (pri: 10) |
| TXT | 1 | v=spf1 ip4:103.1.208.192/26 a mx -all |
| SOA | 1 | ns1.vdc3.vn vdconline.tld |
📌 Glue Records Collected
Total: 16
In-bailiwick: 16 (c.dns-servers.vn, c.dns-servers.vn, a.dns-servers.vn...)
Analysis
IP Addresses
aatech.com.vn points to a single IP: 14.225.23.146.
Other host names, for example mail.leninh.vn, www.cdndaklak.edu.vn, cdndaklak.edu.vn and leninh.vn share IP numbers with aatech.com.vn.
Name Servers
Two name servers ns1.vdc3.vn and ns2.vdc3.vn handle delegation for aatech.com.vn.
aatech.com.vn uses the same name server setup as other domains, for example nhanhac.com.vn, bsr.vn, sb2.vn, thcs-ledo-danang.edu.vn and tamnhat.com.vn.
aatech.com.vn partially shares name servers with other domains, such as ktxdn.vn and cotracoqna.vn.
These name servers are often used with the name servers ns3.vdc3.vn and ns4.vdc3.vn.
Host names with one IP number: The host name ns1.vdc3.vn points to 14.225.41.137 and the host name ns2.vdc3.vn points to 14.225.197.109.
Mail Servers
aatech.com.vn is handled by a single mail server, mx.viettelidc.com.vn.
aatech.com.vn has the same mail server setup as other domains, including fujiimpulsevietnam.com, vndat.com.vn, smartbooks.vn, vietnamprivatetours.com and ctmvina.com.
aatech.com.vn shares some mail servers with other domains, for example v-star.com.vn, baobitamthanh.com and phongthuytamnguyen.com.
Host mx.viettelidc.com.vn resolves to two IPs: 103.1.208.155 and 103.1.208.156.