jangsungsu.com - robtex.com
jangsungsu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 14.225.231.70🇻🇳 VNPT-AS-VN14.225.231.0/24 VNPT | ||||||
| PTR | host70.vietnix.vn | ||||||
| NS | ns1.dotvndns.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.dotvndns.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.dotvndns.com | ||||||
| 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 | ||||||
| SOA | ns1.dotvndns.vnhostmaster@jangsungsu.com 2026-03-26 #6 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1777305641 | ||||||
MX for
jangsungsu.com |
Same first word
jangsungsu.com |
DNS History
7 records (4 active, 3 former)
●NSns1.dotvndns.vn2026-04-27 → 2026-04-27 · 3 obs
● 2026-04-27 16:24:54
● 2026-04-27 16:24:56
○NSns1.host70.vietnix.vn2026-03-10 → 2026-03-10 · 3 obs
○ 2026-04-27 16:24:54
○ 2026-04-27 16:24:56
●NSns2.dotvndns.vn2026-04-27 → 2026-04-27 · 3 obs
● 2026-04-27 16:24:54
● 2026-04-27 16:24:56
○NSns2.host70.vietnix.vn2026-03-10 → 2026-03-10 · 3 obs
○ 2026-04-27 16:24:54
○ 2026-04-27 16:24:56
●NSnsbak.dotvndns.com2026-04-27 → 2026-04-27 · 3 obs
● 2026-04-27 16:24:54
● 2026-04-27 16:24:56
○MXjangsungsu.com2026-03-10 → 2026-03-10 · 3 obs
○ 2026-04-27 16:24:54
○ 2026-04-27 16:24:56
●A14.225.231.702026-03-10 → 2026-04-27 · 2 obs
● 2026-04-27 16:24:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net... | - |
| jangsungsu.com | nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn | 2 records |
✅ Authoritative Response
Server:112.213.89.3
NS records: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jangsungsu.com (unsigned zone)
⏱️ Timing
Total: 1745ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 14.225.231.70 |
| NS | 3 | ns1.dotvndns.vn, nsbak.dotvndns.com... |
| SOA | 1 | ns1.dotvndns.vn hostmaster.jangsungsu.co |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (nsbak.dotvndns.com, nsbak.dotvndns.com)
Analysis
Mail Server Role
For jangsungsu.com, the mail server is jangsungsu.com.
IP Addresses
jangsungsu.com resolves to one IP number: 14.225.231.70.
other host names including therhoa.com, ziva.asia, mail.mecovn.vn, mail.fhomesg.vn and 2connect.com.vn share IP numbers with jangsungsu.com.
Name Servers
jangsungsu.com is delegated to three name servers nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.
jangsungsu.com at least partially shares name servers with other domains, for instance cienco625.vn, benhvientamphuc.com.vn, hanhphucexpress.com, thaihoathinhgroup.com and beton6.com.
These name servers are commonly used with ns1.pavietnam.vn, ns3.dotvndns.vn, ns2.pavietnam.vn, nsbak.pavietnam.net and nsbak.dotvndns.vn.
Host names with two IP numbers:
nsbak.dotvndns.com points to: 2406:9c80::9000:302 and 112.213.89.22.
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.