cogaco.vn - robtex.com
cogaco.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.117.77.92🇻🇳 BIZMAC-VN-AS45.117.77.0/24 BIZMAC-VN | ||||||
| PTR | 45-117-77-92.static.bizmac.com | ||||||
| NS | ns1.dotvndns.vn ⭐ ⚠️ Not in parent delegation | ||||||
| A | 2406:9c80::66🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| A | 112.213.89.3🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| NS | ns1.isa.com.vn ⚠️ Not in zone NS records | ||||||
| A | 112.213.89.3🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| NS | ns2.dotvndns.vn ⚠️ Not in parent delegation | ||||||
| A | 2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns2.dotvndns.vn | ||||||
| A | 222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | static.vdc.vn | ||||||
| PTR | static.vnpt.vn | ||||||
| NS | ns2.isa.com.vn ⚠️ Not in zone NS records | ||||||
| A | 222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | static.vdc.vn | ||||||
| PTR | static.vnpt.vn | ||||||
| NS | ns3.isa.com.vn ⚠️ Not in zone NS records | ||||||
| A | 112.213.89.3🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| SOA | ns1.dotvndns.vnhostmaster@cogaco.vn 2025-10-18 #2 | ||||||
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=2030728810 | ||||||
Subdomains
www.cogaco.vn |
Same first word
cogaco.vn |
Similar names
accogo.com |
ogacco.com |
gaococ.com |
cocoga.com |
gacoco.org |
cooagc.com |
agcoco.blogspot.com |
gooacc.com |
goocca.com |
gaccoo.com |
DNS History
6 records (6 active, 0 former)
●NSns1.dotvndns.vn2026-05-01 → 2026-05-04 · 2 obs
● 2026-05-04 13:37:30
●NSns1.isa.com.vn2026-05-01 → 2026-05-04 · 2 obs
● 2026-05-04 13:37:30
●NSns2.dotvndns.vn2026-05-01 → 2026-05-04 · 2 obs
● 2026-05-04 13:37:30
●NSns2.isa.com.vn2026-05-01 → 2026-05-04 · 2 obs
● 2026-05-04 13:37:30
●NSns3.isa.com.vn2026-05-01 → 2026-05-04 · 2 obs
● 2026-05-04 13:37:30
●A45.117.77.922026-05-01 → 2026-05-04 · 2 obs
● 2026-05-04 13:37:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| cogaco.vn | ns1.isa.com.vn, ns2.isa.com.vn, ns3.isa.com.vn | - |
✅ Authoritative Response
Server:112.213.89.3
NS records: ns1.isa.com.vn, ns2.isa.com.vn, ns3.isa.com.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cogaco.vn (unsigned zone)
⏱️ Timing
Total: 1689ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.117.77.92 |
| NS | 2 | ns1.dotvndns.vn, ns2.dotvndns.vn |
| SOA | 1 | ns1.dotvndns.vn hostmaster.cogaco.vn |
Analysis
Hierarchy
cogaco.vn is the parent of www.cogaco.vn.
IP Addresses
cogaco.vn points to a single IP number: 45.117.77.92.
other host names for instance www.hungnguyencoffee.com.vn, goodgas.vn, hungnguyencoffee.com.vn, www.duhocnhatphong.edu.vn and swavn.vn share IP numbers with cogaco.vn.
Name Servers
cogaco.vn is delegated to five name servers: ns1.dotvndns.vn, ns2.dotvndns.vn, ns1.isa.com.vn, ns2.isa.com.vn and ns3.isa.com.vn.
cogaco.vn at least partially shares name servers with other domains, for instance thituyensinh.vn, ntlog.com.vn, sonharper.com, thuykhitienanh.com and truonggiaphat.com.
These name servers are commonly used with nsbak.dotvndns.com, ns1.pavietnam.vn, ns3.dotvndns.vn, ns2.pavietnam.vn, nsbak.pavietnam.net, ns4.isa.com.vn, ns1.sapo.vn and ns2.sapo.vn.
Host names with two IP numbers: ns1.dotvndns.vn points to 2406:9c80::66 and 112.213.89.3; ns2.dotvndns.vn points to 2406:9c80::9000:111 and 222.255.121.247.
Host names with one IP number: ns1.isa.com.vn points to 112.213.89.3; ns2.isa.com.vn points to 222.255.121.247; ns3.isa.com.vn points to 112.213.89.3.
Host names that point to 112.213.89.3: ns1.dotvndns.vn, ns1.isa.com.vn and ns3.isa.com.vn.
Host names that point to 222.255.121.247: ns2.dotvndns.vn and ns2.isa.com.vn.