soec.edu.vn - robtex.com
soec.edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.145.63.142🇻🇳 IDCONLINE-AS-VN103.145.62.0/23 IDCONLINE-VN | ||||||
| NS | ns1.visiondns.net ⭐ | ||||||
| A | 103.48.81.7🇻🇳 VNPT-AS-VN103.48.80.0/22 BKNS-VN | ||||||
| PTR | static-7-81-48-103.bkdata.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 | ||||||
| MX | mail7405.maychuemail.com ⭐ | ||||||
| A | 103.131.74.5🇻🇳 SUPERDATA103.131.74.0/24 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 | mail7405.maychuemail.com | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | ns1.visiondns.nethostmaster@soec.edu.vn 2026-03-23 #20 | ||||||
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=2018564921 | ||||||
Subdomains
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NSns1.dotvndns.vn2020-02-20 → 2026-05-11 · 2 obs
● 2026-05-11 02:47:44
●NSns1.visiondns.net2020-02-20 → 2026-05-11 · 2 obs
● 2026-05-11 02:47:44
●NSns2.dotvndns.vn2020-02-20 → 2026-05-11 · 2 obs
● 2026-05-11 02:47:44
●NSnsbak.dotvndns.com2020-02-20 → 2026-05-11 · 2 obs
● 2026-05-11 02:47:44
○MXmail.soec.edu.vn2020-02-20 → 2020-02-20 · 3 obs
○ 2026-04-30 20:12:22
○ 2026-05-11 02:47:44
●MXmail7405.maychuemail.com2026-04-30 → 2026-05-11 · 3 obs
● 2026-04-30 20:12:22
● 2026-05-11 02:47:44
●A103.145.63.1422026-04-30 → 2026-05-11 · 3 obs
● 2026-04-30 20:12:22
● 2026-05-11 02:47:44
○A112.213.89.702020-02-20 → 2020-02-20 · 3 obs
○ 2026-04-30 20:12:22
○ 2026-05-11 02:47:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | b.dns-servers.vn, g.dns-servers.vn, f.dns-servers.vn, e.dns-servers.vn... | - |
| soec.edu.vn | ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com | - |
✅ Authoritative Response
Server:112.213.89.3
NS records: ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for soec.edu.vn (unsigned zone)
⏱️ Timing
Total: 2481ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.145.63.142 |
| NS | 3 | ns1.dotvndns.vn, ns2.dotvndns.vn... |
| MX | 1 | mail7405.maychuemail.com (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | ns1.visiondns.net hostmaster.soec.edu.vn |
Analysis
Hierarchy
soec.edu.vn is parent of webmail.soec.edu.vn, mail.soec.edu.vn, jp.soec.edu.vn, www.soec.edu.vn and smtp.soec.edu.vn.
IP Addresses
soec.edu.vn resolves to one IP number: 103.145.63.142.
Other host names, for instance wbsubdomain.a.bb.ccc.dddd.soec.edu.vn, babycenter.vietmis.vn, pkstarpet.vietmis.vn, vietmis.com and peocpet.vietmis.vn share IP numbers with soec.edu.vn.
Name Servers
soec.edu.vn delegates to four name servers: nsbak.dotvndns.com, ns1.visiondns.net, ns1.dotvndns.vn and ns2.dotvndns.vn.
soec.edu.vn at least partially shares name servers with other domains, including haihungthinh.com, ducquanink.com, sunflower.vn, baokhanguyen.com and tinhocdongtam.com.
These name servers are commonly used with ns1.pavietnam.vn, ns2.visiondns.net, ns-bak.vdns.vn, ns3.dotvndns.vn, ns2.pavietnam.vn, nsbak.pavietnam.net, nsbak.dotvndns.vn, ns-master.inet.vn, ns1.inet.vn and ns2.inet.vn.
Host names with two IPs:
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
Host names with one IP:
ns1.visiondns.net points to 103.48.81.7
Mail Servers
A single mail server handles soec.edu.vn, mail7405.maychuemail.com.
soec.edu.vn shares the same mail server setup as other domains, for instance nifm.org.vn, vaithunthienminh.com, quanjeandep.com, tongdieutradanso.vn and chinhtamltd.com.
soec.edu.vn shares some mail servers with other domains, at least in part, for example thuocsile.com.
Host name mail7405.maychuemail.com resolves to a single IP: 103.131.74.5.