goctech.vn - robtex.com
goctech.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.56.157.218🇻🇳 VTN-1103.56.156.0/22 VCCORP-VN | ||||||
| PTR | mail.antinhp.com | ||||||
| PTR | mail.candashop.com | ||||||
| PTR | mail.thanhminhhp.com | ||||||
| PTR | mail.vinatd.com | ||||||
| PTR | mail.songcam.vn | ||||||
| PTR | mail.xuantruongtransport.com.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@goctech.vn 2025-10-08 #3 | ||||||
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=2030763405 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.zonedns.vn2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 09:27:36
●NSns2.zonedns.vn2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 09:27:36
●NSns3.zonedns.vn2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 09:27:36
●NSns4.zonedns.vn2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 09:27:36
●A103.56.157.2182026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 09:27:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| goctech.vn | ns3.zonedns.vn, ns1.zonedns.vn, ns2.zonedns.vn, ns4.zonedns.vn | - |
✅ Authoritative Response
Server:103.28.36.30
NS records: ns3.zonedns.vn, ns1.zonedns.vn, ns2.zonedns.vn, ns4.zonedns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for goctech.vn (unsigned zone)
⏱️ Timing
Total: 2797ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.56.157.218 |
| NS | 4 | ns2.zonedns.vn, ns1.zonedns.vn... |
| SOA | 1 | ns1.zonedns.vn root.goctech.vn |
Analysis
IP Addresses
goctech.vn points to a single IP number: 103.56.157.218.
Other host names, for instance rmqlqadmin.diengia.edu.vn, online.dci.edu.vn, www.dailokimcuong.edu.vn, dailokimcuong.edu.vn and cms.theladuoc.edu.vn share IP numbers with goctech.vn.
Name Servers
goctech.vn is delegated to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.
goctech.vn at least partially shares name servers with other domains, for instance 7cooks.vn, nhd.com.vn, gplsolutions.com.vn, dolambanh.vn and ctcpsattrangmennhomhp.com.vn.
These name servers are commonly used with ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.
Hosts with two IPs:
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
Hosts pointing to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33: ns1.zonedns.vn and ns2.zonedns.vn
Hosts pointing to 2001:df1:3200::15: ns3.zonedns.vn and ns4.zonedns.vn