mdsf.vn - robtex.com
mdsf.vn
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=2031013429 | ||||||
Same first word
Similar names
DNS History
11 records (11 active, 0 former)
●MXalt1.aspmx.l.google.com2026-05-01 → 2026-07-19 · 2 obs
● 2026-07-19 10:52:46
●MXalt2.aspmx.l.google.com2026-05-01 → 2026-07-19 · 2 obs
● 2026-07-19 10:52:46
●MXalt3.aspmx.l.google.com2026-05-01 → 2026-07-19 · 2 obs
● 2026-07-19 10:52:46
●MXalt4.aspmx.l.google.com2026-05-01 → 2026-07-19 · 2 obs
● 2026-07-19 10:52:46
●MXaspmx.l.google.com2026-05-01 → 2026-07-19 · 2 obs
● 2026-07-19 10:52:46
●MXaspmx1.googlemail.com2026-05-01 → 2026-07-19 · 2 obs
● 2026-07-19 10:52:46
●MXaspmx2.googlemail.com2026-05-01 → 2026-07-19 · 2 obs
● 2026-07-19 10:52:46
●A45.76.186.1162026-05-01 → 2026-07-19 · 2 obs
● 2026-07-19 10:52:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | 16 records |
| mdsf.vn | ns3.bkdns.vn, ns1.bkdns.vn, ns2.bkdns.vn | 3 records |
✅ Authoritative Response
Server:103.3.247.220
NS records: ns3.bkdns.vn, ns1.bkdns.vn, ns2.bkdns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mdsf.vn (unsigned zone)
⏱️ Timing
Total: 4409ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.76.186.116 |
| NS | 3 | ns1.bkdns.vn, ns3.bkdns.vn... |
| MX | 7 | ALT4.ASPMX.L.GOOGLE.COM (pri: 10), ALT3.ASPMX.L.GOOGLE.COM (pri: 10)... |
| TXT | 2 | v=spf1 include:_spf.bkns.com.vn ~all, google-site-verification=-X3DuZrJEMytVp1 |
| SOA | 1 | ns1.bkdns.vn hostmaster.mdsf.vn |
📌 Glue Records Collected
Total: 19
In-bailiwick: 16 (a.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn...)
Out-of-bailiwick: 3 (ns1.bkdns.vn, ns2.bkdns.vn, ns3.bkdns.vn)
Analysis
IP Addresses
mdsf.vn resolves to one IP address: 45.76.186.116.
Name Servers
Three name servers are authoritative for mdsf.vn: ns1.bkdns.vn, ns2.bkdns.vn and ns3.bkdns.vn.
There is at least partial name server overlap between mdsf.vn and other domains — dayhat.vn, tsi.vn, chara.vn and two more among them.
Hostnames that resolve to two IP addresses:
ns1.bkdns.vn maps to two IP addresses — 103.48.81.11 and 2403:6a40:1:81::11:1.
Mail Servers
mdsf.vn accepts email via 7 mail servers: aspmx1.googlemail.com, aspmx2.googlemail.com, aspmx.l.google.com and 4 other.
mdsf.vn has at least partial mail server overlap with other domains such as newnow.de, todaysstudents.org, pricepinger.com and two more.
These mail servers commonly co-occur with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 4 others.
Hostnames that resolve to two IP addresses:
aspmx2.googlemail.com maps to two IP addresses — 108.177.123.27 and 2800:3f0:4003:c0f::1a.
aspmx.l.google.com maps to two IP addresses — 172.253.62.27 and 2607:f8b0:4004:c23::1a.
alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1a.
alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.26 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.26 and 2a00:1450:400c:c23::1b.
These two host names — aspmx2.googlemail.com and alt1.aspmx.l.google.com — each point to 2800:3f0:4003:c0f::1a IP addresses.