3cnet.com.vn - robtex.com
3cnet.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.77.162.3🇻🇳 SUPERDATA103.77.162.0/24 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 | daegu.maychu.cloud | ||||||
| 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 | ||||||
| MX | mail.3cnet.com.vn ⭐ | ||||||
| A | 103.77.162.3🇻🇳 SUPERDATA103.77.162.0/24 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 | daegu.maychu.cloud | ||||||
| TXT | v=spf1 +a +mx +ip4:103.77.162.17 ~all | ||||||
| SOA | ns1.zonedns.vnroot@3cnet.com.vn 2025-06-18 #3 | ||||||
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=2022707881 | ||||||
Subdomains
mail.3cnet.com.vn |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
○NSns1.pavietnam.vn2015-06-08 → 2015-06-08 · 3 obs
○ 2015-10-14 02:47:36
○ 2026-05-10 13:06:20
●NSns1.zonedns.vn2015-10-14 → 2026-05-10 · 3 obs
● 2015-10-14 02:47:36
● 2026-05-10 13:06:20
○NSns2.pavietnam.vn2015-06-08 → 2015-06-08 · 3 obs
○ 2015-10-14 02:47:36
○ 2026-05-10 13:06:20
●NSns2.zonedns.vn2015-10-14 → 2026-05-10 · 3 obs
● 2015-10-14 02:47:36
● 2026-05-10 13:06:20
●NSns3.zonedns.vn2015-10-14 → 2026-05-10 · 3 obs
● 2015-10-14 02:47:36
● 2026-05-10 13:06:20
●MXmail.3cnet.com.vn2015-06-08 → 2026-05-10 · 2 obs
● 2026-05-10 13:06:20
●A103.77.162.32026-05-01 → 2026-05-10 · 3 obs
● 2026-05-01 10:05:02
● 2026-05-10 13:06:20
○A112.213.89.1062015-06-08 → 2015-06-08 · 3 obs
○ 2015-10-14 02:47:36
○ 2026-05-10 13:06:20
○A210.245.91.372015-10-14 → 2017-04-10 · 5 obs
● 2015-10-14 02:47:36
● 2017-04-10 21:57:04
○ 2026-05-01 10:05:02
○ 2026-05-10 13:06:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | e.dns-servers.vn, g.dns-servers.vn, c.dns-servers.vn, a.dns-servers.vn... | - |
| 3cnet.com.vn | ns2.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn | - |
✅ Authoritative Response
Server:103.176.178.51
NS records: ns2.zonedns.vn, ns1.zonedns.vn, ns3.zonedns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 3cnet.com.vn (unsigned zone)
⏱️ Timing
Total: 2042ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.77.162.3 |
| NS | 3 | ns2.zonedns.vn, ns3.zonedns.vn... |
| MX | 1 | mail.3cnet.com.vn (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +ip4:103.77.162.17 ~all |
| SOA | 1 | ns1.zonedns.vn root.3cnet.com.vn |
Analysis
Hierarchy
mail.3cnet.com.vn has 3cnet.com.vn as its parent.
IP Addresses
3cnet.com.vn maps to IP address 103.77.162.3.
Other host names, for instance ns.hanisa.org, cpcalendars.duhocidc.edu.vn, spring.duhocidc.edu.vn, conducmevonhiem.org and ns2.tamatra.com share IP numbers with 3cnet.com.vn.
Name Servers
3cnet.com.vn is delegated to name servers ns1.zonedns.vn, ns2.zonedns.vn and ns3.zonedns.vn.
3cnet.com.vn at least partially shares name servers with other domains such as dongbacjsc.com, aptravel.vn, binhnam.vn, tamchitai.edu.vn and honospa.vn.
These name servers are commonly used alongside ns4.zonedns.vn, ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.
Names with two IPs: ns1.zonedns.vn maps to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 64.176.84.220; ns2.zonedns.vn maps to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 103.176.178.51; ns3.zonedns.vn maps to 2001:df1:3200::15 and 103.28.36.30. Names mapping to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33: ns1.zonedns.vn and ns2.zonedns.vn.
Mail Servers
3cnet.com.vn is handled by a single mail server, mail.3cnet.com.vn.
mail.3cnet.com.vn points to one IP number: 103.77.162.3.