keysoft.vn - robtex.com
keysoft.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.176.146.105🇻🇳 FPTCLOUD-AS-VN103.176.146.0/24 FPTDPS-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 | ||||||
| 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 | ||||||
| MX | mail90138.maychuemail.com ⭐ | ||||||
| A | 112.213.90.138🇻🇳 SUPERDATA112.213.90.0/24 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 | mail90138.maychuemail.com | ||||||
| MX | mx90138.maychuemail.net(10) | ||||||
| A | 112.213.90.138🇻🇳 SUPERDATA112.213.90.0/24 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 | mail90138.maychuemail.com | ||||||
| TXT | _rursz0zp99b9vwj69y1z5hixsam1ebf | ||||||
| TXT | v=spf1 a mx include:spf.maychuemail.com -all | ||||||
| SOA | nsbak.dotvndns.comhostmaster@keysoft.vn 2026-07-17 #35 | ||||||
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=2031076211 | ||||||
Subdomains
gateway.keysoft.vn |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.dotvndns.vn2026-05-15 → 2026-08-05 · 2 obs
● 2026-08-05 11:06:06
●NSns2.dotvndns.vn2026-05-15 → 2026-08-05 · 2 obs
● 2026-08-05 11:06:06
●NSnsbak.dotvndns.com2026-05-15 → 2026-08-05 · 2 obs
● 2026-08-05 11:06:06
●MXmail90138.maychuemail.com2026-05-15 → 2026-08-05 · 4 obs
○ 2026-07-03 18:13:50
● 2026-07-19 05:54:28
● 2026-08-05 11:06:06
●MXmx90138.maychuemail.net2026-05-15 → 2026-08-05 · 4 obs
○ 2026-07-03 18:13:50
● 2026-07-19 05:54:28
● 2026-08-05 11:06:06
●A103.176.146.1052026-05-15 → 2026-08-05 · 4 obs
○ 2026-07-03 18:13:50
● 2026-07-19 05:54:28
● 2026-08-05 11:06:06
🔍 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 |
| keysoft.vn | nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn | 4 records |
✅ Authoritative Response
Server:222.255.121.247
NS records: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for keysoft.vn (unsigned zone)
⏱️ Timing
Total: 3535ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.176.146.105 |
| NS | 3 | nsbak.dotvndns.com, ns2.dotvndns.vn... |
| MX | 2 | mail90138.maychuemail.com (pri: 5), mx90138.maychuemail.net (pri: 10) |
| TXT | 2 | v=spf1 a mx include:spf.maychuemail.com , _rursz0zp99b9vwj69y1z5hixsam1ebf |
| SOA | 1 | nsbak.dotvndns.com hostmaster.keysoft.vn |
📌 Glue Records Collected
Total: 20
In-bailiwick: 16 (c.dns-servers.vn, c.dns-servers.vn, a.dns-servers.vn...)
Out-of-bailiwick: 4 (ns1.dotvndns.vn, ns2.dotvndns.vn, ns1.dotvndns.vn...)
Analysis
Hierarchy
keysoft.vn is the parent zone for gateway.keysoft.vn.
IP Addresses
keysoft.vn resolves to one IP address: 103.176.146.105.
Other host names share IP numbers with keysoft.vn; gateway.keysoft.vn is one such example.
Name Servers
Three name servers are authoritative for keysoft.vn: nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.
keysoft.vn partially shares its NS delegation with several other domains, including pixelstudio.vn, anhlinhthanhmau.vn, trangia.net and two others.
It is common to find these name servers alongside the name servers ns1.pavietnam.vn, ns3.dotvndns.vn, ns2.pavietnam.vn and two others.
nsbak.dotvndns.com resolves to 112.213.89.22 and 2406:9c80::9000:302. ns1.dotvndns.vn resolves to 112.213.89.3 and 2406:9c80::66. ns2.dotvndns.vn resolves to 222.255.121.247 and 2406:9c80::9000:111. All three hostnames point to two IP numbers each.
Mail Servers
Mail for keysoft.vn is handled by two mail servers — mail90138.maychuemail.com and mx90138.maychuemail.net.
keysoft.vn uses an identical mail server configuration to several other domains — among them kdeelectric.vn, hs360.vn, pntcshipping.com.vn and two more.
keysoft.vn has at least partial mail server overlap with other domains such as thebee.vn, inochivietnam.vn, wonderworldtours.com.vn and two more.
mail90138.maychuemail.com and mx90138.maychuemail.net share one IP address between them — 112.213.90.138.
These two host names — mail90138.maychuemail.com and mx90138.maychuemail.net — each point to 112.213.90.138 IP addresses.