www.techstack.io.vn - robtex.com
www.techstack.io.vn
| CNAME | techstack.io.vn | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.255.237.236🇻🇳 LUUTRUSO-AS-VN103.255.237.0/24 LUUTRUSO-VN | ||||||
| PTR | no-ptr.123host.vn | ||||||
| NS | ns1.zonedns.vn ⭐ | ||||||
| A | 2401:c080:1400:1cd4:5400:5ff:fe80:ec33🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix | ||||||
| A | 64.176.84.220🇸🇬 AS-VULTR64.176.80.0/20 Vultr Assigned Prefix | ||||||
| PTR | ns1.zonedns.vn | ||||||
| NS | ns2.zonedns.vn | ||||||
| A | 2401:c080:1400:1cd4:5400:5ff:fe80:ec33🇸🇬 AS-VULTR2401:c080:1400::/38 Vultr Assigned Prefix | ||||||
| A | 103.176.178.51🇻🇳 NHAN-HOA-AS-VN103.176.178.0/24 NINETECH-VN | ||||||
| NS | ns3.zonedns.vn | ||||||
| A | 2001:df1:3200::15🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN | ||||||
| A | 103.28.36.30🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN | ||||||
| NS | ns4.zonedns.vn | ||||||
| A | 2001:df1:3200::15🇻🇳 NHAN-HOA-AS-VN2001:df1:3200::/48 NHANHOA-VN | ||||||
| A | 103.28.39.159🇻🇳 NHAN-HOA-AS-VN103.28.36.0/22 NHANHOA-VN | ||||||
| MX | techstack.io.vn ⭐ | ||||||
| A | 103.255.237.236🇻🇳 LUUTRUSO-AS-VN103.255.237.0/24 LUUTRUSO-VN | ||||||
| PTR | no-ptr.123host.vn | ||||||
| SOA | ns1.zonedns.vnroot@techstack.io.vn 2026-01-21 #3 | ||||||
techstack.io.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.255.237.236🇻🇳 LUUTRUSO-AS-VN103.255.237.0/24 LUUTRUSO-VN | ||||||
| NS | ns1.zonedns.vn ⭐ | ||||||
| NS | ns2.zonedns.vn | ||||||
| NS | ns3.zonedns.vn | ||||||
| NS | ns4.zonedns.vn | ||||||
| MX | techstack.io.vn ⭐ | ||||||
| SOA | ns1.zonedns.vnroot@techstack.io.vn 2026-01-21 #3 | ||||||
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●CNAMEtechstack.io.vn2026-05-01 → 2026-06-12 · 2 obs
● 2026-06-12 14:53:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| techstack.io.vn | ns1.zonedns.vn, ns3.zonedns.vn, ns2.zonedns.vn, ns4.zonedns.vn | - |
✅ Authoritative Response
Server:103.28.39.159
NS records: ns1.zonedns.vn, ns3.zonedns.vn, ns2.zonedns.vn, ns4.zonedns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for techstack.io.vn (unsigned zone)
⏱️ Timing
Total: 1981ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | techstack.io.vn |
Analysis
IP Addresses
www.techstack.io.vn resolves to one IP address: 103.255.237.236.
Further host names like techstack.io.vn and jackvuongland.com overlap in IP numbers with www.techstack.io.vn.
Name Servers
www.techstack.io.vn is delegated to four name servers, ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.
There is at least partial name server overlap between www.techstack.io.vn and other domains — ksetup.vn, thptdoingo.edu.vn, onefruit.vn and two more among them.
These name servers frequently co-occur with the name servers ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.
Each of the four hosts ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn has two IP addresses: ns1.zonedns.vn resolves to 64.176.84.220 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33; ns2.zonedns.vn resolves to 103.176.178.51 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33; ns3.zonedns.vn resolves to 103.28.36.30 and 2001:df1:3200::15; ns4.zonedns.vn resolves to 103.28.39.159 and 2001:df1:3200::15.
Both ns1.zonedns.vn and ns2.zonedns.vn resolve to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 IP addresses each.
Both ns3.zonedns.vn and ns4.zonedns.vn resolve to 2001:df1:3200::15 IP addresses each.
Mail Servers
Mail for www.techstack.io.vn is handled by a single mail server, techstack.io.vn.
The mail server configuration of www.techstack.io.vn is identical to that of other domains — techstack.io.vn being one example.
techstack.io.vn directs to just one IP number, 103.255.237.236.