sonca.edu.vn - robtex.com
sonca.edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 139.99.8.24🇸🇬 OVH139.99.0.0/17 Hosting route | ||||||
| PTR | ns536045.ip-139-99-8.net | ||||||
| NS | ns1.phuongnamdesign.com ⭐ | ||||||
| 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.phuongnamdesign.com | ||||||
| A | 222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | static.vdc.vn | ||||||
| PTR | static.vnpt.vn | ||||||
| NS | nsbak.phuongnamdesign.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 | ||||||
| MX | mail.sonca.edu.vn ⭐ | ||||||
| A | 139.99.8.24🇸🇬 OVH139.99.0.0/17 Hosting route | ||||||
| PTR | ns536045.ip-139-99-8.net | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | ns1.phuongnamdesign.comhostmaster@sonca.edu.vn 2023-08-17 #5 | ||||||
edu.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=2018564930 | ||||||
Subdomains
webmail.sonca.edu.vn |
huogbhostmaster.sonca.edu.vn |
hostmaster.sonca.edu.vn |
forum.sonca.edu.vn |
www.sonca.edu.vn |
m.sonca.edu.vn |
uoctwhostmaster.sonca.edu.vn |
webdisk.sonca.edu.vn |
uretowww.sonca.edu.vn |
smtp.sonca.edu.vn |
thuvienmo.sonca.edu.vn |
mail.sonca.edu.vn |
cpanel.sonca.edu.vn |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.phuongnamdesign.com2026-05-08 → 2026-05-11 · 2 obs
● 2026-05-11 03:29:38
●NSns2.phuongnamdesign.com2026-05-08 → 2026-05-11 · 2 obs
● 2026-05-11 03:29:38
●NSnsbak.phuongnamdesign.com2026-05-08 → 2026-05-11 · 2 obs
● 2026-05-11 03:29:38
●MXmail.sonca.edu.vn2026-05-08 → 2026-05-11 · 2 obs
● 2026-05-11 03:29:38
●A139.99.8.242026-05-08 → 2026-05-11 · 2 obs
● 2026-05-11 03:29:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| sonca.edu.vn | ns1.phuongnamdesign.com, ns2.phuongnamdesign.com, nsbak.phuongnamdesign.com | - |
✅ Authoritative Response
Server:112.213.89.22
NS records: ns1.phuongnamdesign.com, ns2.phuongnamdesign.com, nsbak.phuongnamdesign.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sonca.edu.vn (unsigned zone)
⏱️ Timing
Total: 2555ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 139.99.8.24 |
| NS | 3 | ns1.phuongnamdesign.com, nsbak.phuongnamdesign.com... |
| MX | 1 | mail.sonca.edu.vn (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns1.phuongnamdesign.com hostmaster.sonca |
Analysis
Hierarchy
sonca.edu.vn has children including webmail.sonca.edu.vn, huogbhostmaster.sonca.edu.vn, hostmaster.sonca.edu.vn, forum.sonca.edu.vn, www.sonca.edu.vn and a few other host names.
IP Addresses
sonca.edu.vn points to a single IP address: 139.99.8.24.
Other host names such as phantichdulieu.com, webdisk.hocyoga.edu.vn, 6461796c6967687477696e64796a616e6540686f746d616message.tienganhdamthoai.com, mail.hocyoga.edu.vn and hocyoga.edu.vn share IP numbers with sonca.edu.vn.
Name Servers
sonca.edu.vn is delegated to three name servers: ns1.phuongnamdesign.com, ns2.phuongnamdesign.com and nsbak.phuongnamdesign.com.
At least part of the name servers for sonca.edu.vn are shared with other domains, for instance thdl-lequydon-hanoi.edu.vn, hoctiengthai.org, kenhlamdep.vn, daotaodoanhnghiep.edu.vn and workspace.edu.vn.
These name servers are commonly used together with the name servers ns1.pavietnam.vn, ns1.phuongnamdigital.com, ns2.phuongnamdigital.com, nsbak.phuongnamdigital.com, nsbak.pavietnam.net and ns2.pavietnam.vn.
Host names with a single IP:
ns1.phuongnamdesign.com points to: 112.213.89.3
ns2.phuongnamdesign.com points to: 222.255.121.247
nsbak.phuongnamdesign.com points to: 112.213.89.22
Mail Servers
The mail server for sonca.edu.vn is mail.sonca.edu.vn.
Host mail.sonca.edu.vn points to IP 139.99.8.24.