seafit.org.vn - robtex.com
seafit.org.vn
org.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=2017789944 | ||||||
Subdomains
Same first word
Similar names
DNS History
8 records (8 active, 0 former)
●NSns1.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:31:34
●NSns2.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:31:34
●NSns3.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:31:34
●NSns4.zonedns.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:31:34
●MXcaptmx-re20.bizflycloud.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:31:34
●MXcaptmx-re30.bizflycloud.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:31:34
●MXcaptmx-re40.bizflycloud.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:31:34
●A103.110.84.112026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 23:31:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| seafit.org.vn | ns4.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn, ns1.zonedns.vn | - |
✅ Authoritative Response
Server:103.28.39.159
NS records: ns4.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn, ns1.zonedns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for seafit.org.vn (unsigned zone)
⏱️ Timing
Total: 2311ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.110.84.11 |
| NS | 4 | ns2.zonedns.vn, ns1.zonedns.vn... |
| MX | 3 | captmx-re20.bizflycloud.vn (pri: 5), captmx-re40.bizflycloud.vn (pri: 15)... |
| TXT | 1 | v=spf1 include:_spf.bizflycloud.vn ~all |
| SOA | 1 | ns1.zonedns.vn root.seafit.org.vn |
Analysis
Hierarchy
seafit.org.vn is a parent of duhoc.seafit.org.vn, www.seafit.org.vn and mail.seafit.org.vn.
IP Addresses
seafit.org.vn points to IP number: 103.110.84.11.
Other host names such as vwnghean.vn, bangrondongdo.com, erps.vn, www.realcoach.com.vn and webdisk.vincityquan9.edu.vn share IPs with seafit.org.vn.
Name Servers
seafit.org.vn is delegated to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.
seafit.org.vn at least partially shares name servers with other domains, for instance sbds.vn, hialsorb.com, lacosmex.com, arofood.com and unizone.com.vn.
These name servers are commonly used with ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.
Host names with two IP numbers:
ns1.zonedns.vn points to: 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 64.176.84.220.
ns2.zonedns.vn points to: 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 and 103.176.178.51.
ns3.zonedns.vn points to: 2001:df1:3200::15 and 103.28.36.30.
ns4.zonedns.vn points to: 2001:df1:3200::15 and 103.28.39.159.
Host names that point to 2401:c080:1400:1cd4:5400:5ff:fe80:ec33: ns1.zonedns.vn and ns2.zonedns.vn.
Host names that point to 2001:df1:3200::15: ns3.zonedns.vn and ns4.zonedns.vn.
Mail Servers
Three mail servers handle seafit.org.vn: captmx-re20.bizflycloud.vn, captmx-re30.bizflycloud.vn and captmx-re40.bizflycloud.vn.
seafit.org.vn shares at least partially some mail servers with other domains, including fahasa.com.vn, fahasa.com, vietnammoving.net.cdn.cloudflare.net, poh.vn and foodnk.com.
Hostnames with two IPs:
Hostname captmx-re20.bizflycloud.vn points to 103.107.181.111 and 123.31.11.233.
Hostnames with one IP:
Hostname captmx-re30.bizflycloud.vn points to 123.31.11.98.
Hostname captmx-re40.bizflycloud.vn points to 123.31.11.244.