topcode.vn - dns.ninja
topcode.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.74.116.125🇻🇳 TADU-AS-VN103.74.116.0/22 TADU-VN | ||||||
| NS | ns1.pavietnam.vn ⭐ | ||||||
| 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 | ns2.pavietnam.vn | ||||||
| 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 | nsbak.pavietnam.net | ||||||
| A | 2406:9c80::9000:302🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | nsbak.dotvndns.com | ||||||
| A | 112.213.89.22🇻🇳 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 | ns8922.dotvndns.vn | ||||||
| TXT | google-site-verification=Nu6-n1PdAtobvBR_yBI0_X3daPKdyt_VAwjK08llJGQ | ||||||
| TXT | _26zu7mdjyp21ewr2dkc4ljefk2b2i86 | ||||||
| SOA | ns1.pavietnam.vnhostmaster@topcode.vn 2025-11-10 #23 | ||||||
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=2030946492 | ||||||
Same first word
Similar names
DNS History
6 records (4 active, 2 former)
○NSns1.dotvndns.vn2018-11-26 → 2018-11-26 · 3 obs
○ 2026-02-16 09:05:10
○ 2026-06-30 18:09:40
●NSns1.pavietnam.vn2018-11-26 → 2026-06-30 · 2 obs
● 2026-06-30 18:09:40
●NSns2.pavietnam.vn2018-11-26 → 2026-06-30 · 2 obs
● 2026-06-30 18:09:40
●NSnsbak.pavietnam.net2018-11-26 → 2026-06-30 · 2 obs
● 2026-06-30 18:09:40
●A103.74.116.1252026-02-16 → 2026-06-30 · 3 obs
● 2026-02-16 09:05:10
● 2026-06-30 18:09:40
○A103.90.232.1272018-11-26 → 2018-11-26 · 3 obs
○ 2026-02-16 09:05:10
○ 2026-06-30 18:09:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | h.dns-servers.vn, c.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn... | - |
| topcode.vn | nsbak.pavietnam.net, ns2.pavietnam.vn, ns1.pavietnam.vn | 4 records |
✅ Authoritative Response
Server:112.213.89.3
NS records: nsbak.pavietnam.net, ns2.pavietnam.vn, ns1.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for topcode.vn (unsigned zone)
⏱️ Timing
Total: 2488ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.74.116.125 |
| NS | 3 | nsbak.pavietnam.net, ns1.pavietnam.vn... |
| TXT | 2 | google-site-verification=Nu6-n1PdAtobvBR, _26zu7mdjyp21ewr2dkc4ljefk2b2i86 |
| SOA | 1 | ns1.pavietnam.vn hostmaster.topcode.vn |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.pavietnam.vn, ns2.pavietnam.vn, ns1.pavietnam.vn...)
Analysis
IP Addresses
topcode.vn has exactly one IP address — 103.74.116.125.
Host names such as www.ufba.edu.vn and thuviencnc.vn share IP numbers with topcode.vn.
Name Servers
topcode.vn has three name servers — nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
topcode.vn shares at least some of its name servers with other domains, including quilounge.com, tca-vn.com, pathly.io.vn and two others.
These name servers tend to appear together with the name servers ns1.dotvndns.vn, ns2.dotvndns.vn and nsbak.dotvndns.com, plus two others.
Each of nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn points to two IP numbers. nsbak.pavietnam.net points to 112.213.89.22 and 2406:9c80::9000:302. ns1.pavietnam.vn points to 112.213.89.3 and 2406:9c80::66. ns2.pavietnam.vn points to 222.255.121.247 and 2406:9c80::9000:111.