congso.com.vn - robtex.com
congso.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.221.223.13🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-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 | ||||||
| SOA | ns1.zonedns.vnroot@congso.com.vn 2025-12-29 #1 | ||||||
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=2022706226 | ||||||
Subdomains
www.congso.com.vn |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.zonedns.vn2026-05-01 → 2026-05-08 · 2 obs
● 2026-05-08 23:18:06
●NSns2.zonedns.vn2026-05-01 → 2026-05-08 · 2 obs
● 2026-05-08 23:18:06
●NSns3.zonedns.vn2026-05-01 → 2026-05-08 · 2 obs
● 2026-05-08 23:18:06
●NSns4.zonedns.vn2026-05-01 → 2026-05-08 · 2 obs
● 2026-05-08 23:18:06
●A103.221.223.132026-05-01 → 2026-05-08 · 2 obs
● 2026-05-08 23:18:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| congso.com.vn | ns4.zonedns.vn, ns2.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn | - |
✅ Authoritative Response
Server:103.28.36.30
NS records: ns4.zonedns.vn, ns2.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for congso.com.vn (unsigned zone)
⏱️ Timing
Total: 2425ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.221.223.13 |
| NS | 4 | ns2.zonedns.vn, ns4.zonedns.vn... |
| SOA | 1 | ns1.zonedns.vn root.congso.com.vn |
Analysis
Hierarchy
The parent of www.congso.com.vn is congso.com.vn.
IP Addresses
congso.com.vn points to a single IP: 103.221.223.13.
Other host names, for instance dailyvinfast.info.vn, nhakhoatinhhoa.vn, dogothienphu.com, risme.vn and tthstore.vn share IP numbers with congso.com.vn.
Name Servers
congso.com.vn's delegation is handled by four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.
congso.com.vn partially shares name servers with other domains; examples include happygroup.edu.vn, suadiennuocbachkhoa.com, endolac.com, acman.vn and 3tc.com.vn.
These name servers are often used with the name servers ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.
Host names with two IP numbers:
ns1.zonedns.vn points to: 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 64.176.84.220
ns2.zonedns.vn points to: 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 103.176.178.51
ns3.zonedns.vn points to: 2001:df1:3200::15 and 103.28.36.30
ns4.zonedns.vn points to: 2001:df1:3200::15 and 103.28.39.159
Names pointing to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33: ns1.zonedns.vn and ns2.zonedns.vn
Names pointing to 2001:df1:3200::15: ns3.zonedns.vn and ns4.zonedns.vn