mdstud.com - dns.ninja
mdstud.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1783007791 | ||||||
Same first word
mdstud.com |
Similar names
DNS History
14 records (12 active, 2 former)
●NSns1.linode.com2015-08-02 → 2026-07-02 · 2 obs
● 2026-07-02 16:08:30
●NSns2.linode.com2015-08-02 → 2026-07-02 · 2 obs
● 2026-07-02 16:08:30
●NSns3.linode.com2015-08-02 → 2026-07-02 · 2 obs
● 2026-07-02 16:08:30
●NSns4.linode.com2015-08-02 → 2026-07-02 · 2 obs
● 2026-07-02 16:08:30
●NSns5.linode.com2015-08-02 → 2026-07-02 · 2 obs
● 2026-07-02 16:08:30
●MXalt1.aspmx.l.google.com2015-08-02 → 2026-07-02 · 2 obs
● 2026-07-02 16:08:30
●MXalt2.aspmx.l.google.com2015-08-02 → 2026-07-02 · 2 obs
● 2026-07-02 16:08:30
●MXalt3.aspmx.l.google.com2015-08-02 → 2026-07-02 · 2 obs
● 2026-07-02 16:08:30
●MXalt4.aspmx.l.google.com2015-08-02 → 2026-07-02 · 2 obs
● 2026-07-02 16:08:30
●MXaspmx.l.google.com2015-08-02 → 2026-07-02 · 2 obs
● 2026-07-02 16:08:30
●A2600:3c00::f03c:93ff:fe9d:f34f2026-03-10 → 2026-07-02 · 3 obs
● 2026-03-10 04:59:14
● 2026-07-02 16:08:30
○A2600:3c02::f03c:91ff:fe93:4da92015-08-02 → 2016-11-04 · 4 obs
● 2016-11-04 09:03:20
○ 2026-03-10 04:59:14
○ 2026-07-02 16:08:30
●A45.79.21.1392026-03-10 → 2026-07-02 · 3 obs
● 2026-03-10 04:59:14
● 2026-07-02 16:08:30
○A74.207.224.42015-08-02 → 2016-11-04 · 4 obs
● 2016-11-04 09:03:20
○ 2026-03-10 04:59:14
○ 2026-07-02 16:08:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, j.gtld-servers.net... | - |
| mdstud.com | ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com... | 10 records |
✅ Authoritative Response
Server:92.123.94.2
NS records: ns1.linode.com, ns2.linode.com, ns3.linode.com, ns4.linode.com, ns5.linode.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mdstud.com (unsigned zone)
⏱️ Timing
Total: 1210ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.79.21.139 |
| AAAA | 1 | 2600:3c00::f03c:93ff:fe9d:f34f |
| NS | 5 | ns5.linode.com, ns1.linode.com... |
| MX | 5 | ALT3.ASPMX.L.GOOGLE.COM (pri: 10), ALT1.ASPMX.L.GOOGLE.COM (pri: 5)... |
| TXT | 2 | v=spf1 include:_spf.google.com -all, google-site-verification=kU8db_XlxdBDTtd |
| SOA | 1 | ns1.linode.com admin.element26.net |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns1.linode.com, ns1.linode.com, ns2.linode.com...)
Analysis
IP Addresses
mdstud.com directs to two IP numbers, 45.79.21.139 and 2600:3c00::f03c:93ff:fe9d:f34f
Name Servers
mdstud.com has five name servers, which are ns1.linode.com, ns2.linode.com, ns3.linode.com and two others.
Mail Servers
Mail for mdstud.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
Hostnames that resolve to two IP addresses:
aspmx.l.google.com points to 172.253.139.26 and 2607:f8b0:4004:c21::1a.
alt1.aspmx.l.google.com points to 108.177.123.26 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com points to 192.178.223.27 and 2a00:1450:4009:c0f::1a.
alt4.aspmx.l.google.com points to 172.253.157.26 and 2a00:1450:400c:c23::1b.