biosulfa.com.vn - robtex.com
biosulfa.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.77.162.21🇻🇳 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 | revolution.maychu.cloud | ||||||
| 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 | ||||||
| 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 | ||||||
| SOA | nsbak.pavietnam.nethostmaster@biosulfa.com.vn 2026-03-20 #4 | ||||||
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=2022670194 | ||||||
Same first word
biosulfa.com.vn |
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.pavietnam.vn2026-02-20 → 2026-04-14 · 2 obs
● 2026-04-14 08:33:50
●NSns2.pavietnam.vn2026-02-20 → 2026-04-14 · 2 obs
● 2026-04-14 08:33:50
●NSnsbak.pavietnam.net2026-02-20 → 2026-04-14 · 2 obs
● 2026-04-14 08:33:50
●A103.77.162.212026-03-08 → 2026-04-14 · 3 obs
● 2026-03-08 05:12:18
● 2026-04-14 08:33:50
○A14.225.231.702026-02-20 → 2026-03-18 · 4 obs
● 2026-03-18 21:26:24
○ 2026-04-04 03:42:56
○ 2026-04-14 08:33:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | 16 records |
| biosulfa.com.vn | ns2.pavietnam.vn, ns1.pavietnam.vn, nsbak.pavietnam.net | - |
✅ Authoritative Response
Server:112.213.89.22
NS records: ns2.pavietnam.vn, ns1.pavietnam.vn, nsbak.pavietnam.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for biosulfa.com.vn (unsigned zone)
⏱️ Timing
Total: 2223ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.77.162.21 |
| NS | 3 | nsbak.pavietnam.net, ns1.pavietnam.vn... |
| SOA | 1 | nsbak.pavietnam.net hostmaster.biosulfa. |
📌 Glue Records Collected
Total: 16
In-bailiwick: 16 (c.dns-servers.vn, c.dns-servers.vn, a.dns-servers.vn...)
Analysis
IP Addresses
biosulfa.com.vn points to IP number: 103.77.162.21.
Other host names such as thammydiamond.vn, gamagroup.com.vn, bvdaihoccoso3.com.vn, thegioimang.vn and mail.tigervina.com share IPs with biosulfa.com.vn.
Name Servers
biosulfa.com.vn is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
biosulfa.com.vn at least partially shares name servers with other domains, for instance fiingate.vn, nganlong.com, 123in.vn, chuyenminhkhaist.edu.vn and capitalmktg.com.vn.
These name servers are commonly used together with ns1.dotvndns.vn, ns2.dotvndns.vn and nsbak.dotvndns.com.
Host nsbak.pavietnam.net points to 2406:9c80::9000:302 and 112.213.89.22; Host ns1.pavietnam.vn points to 2406:9c80::66 and 112.213.89.3; Host ns2.pavietnam.vn points to 2406:9c80::9000:111 and 222.255.121.247.