schaefer.us - dns.ninja
schaefer.us
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1782928302 | ||||||
Subdomains
mail.schaefer.us |
Same first word
Similar names
DNS History
8 records (7 active, 1 former)
●NSns0.directnic.com2015-07-20 → 2026-07-01 · 2 obs
● 2026-07-01 18:11:14
●NSns1.directnic.com2015-07-20 → 2026-07-01 · 2 obs
● 2026-07-01 18:11:14
●NSns2.directnic.com2026-04-05 → 2026-07-01 · 3 obs
● 2026-04-05 02:38:36
● 2026-07-01 18:11:14
●NSns3.directnic.com2026-04-05 → 2026-07-01 · 3 obs
● 2026-04-05 02:38:36
● 2026-07-01 18:11:14
●MXmail.schaefer.us2015-07-20 → 2026-07-01 · 2 obs
● 2026-07-01 18:11:14
●MXmail.schaefernet.net2015-07-20 → 2026-07-01 · 2 obs
● 2026-07-01 18:11:14
○A::ffff:47d8:a8d62015-07-20 → 2018-06-06 · 4 obs
● 2018-06-06 01:20:22
○ 2026-04-05 02:38:36
○ 2026-07-01 18:11:14
●A71.216.168.2142015-07-20 → 2026-07-01 · 2 obs
● 2026-07-01 18:11:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | m.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us... | - |
| schaefer.us | ns3.directnic.com, ns0.directnic.com, ns1.directnic.com, ns2.directnic.com | - |
✅ Authoritative Response
Server:104.143.9.42
NS records: ns3.directnic.com, ns0.directnic.com, ns1.directnic.com, ns2.directnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for schaefer.us (unsigned zone)
⏱️ Timing
Total: 2967ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 71.216.168.214 |
| NS | 4 | ns3.directnic.com, ns1.directnic.com... |
| MX | 2 | mail.schaefernet.net (pri: 10), mail.schaefer.us (pri: 5) |
| SOA | 1 | ns0.directnic.com hostmaster.directnic.c |
Analysis
Hierarchy
mail.schaefer.us is a subdomain of schaefer.us.
IP Addresses
schaefer.us has exactly one IP address — 71.216.168.214.
Among the host names that share IP numbers with schaefer.us is mail.schaefer.us, as one example.
Name Servers
Four name servers handle the delegation for schaefer.us: ns0.directnic.com, ns1.directnic.com, ns2.directnic.com and ns3.directnic.com.
The name servers of schaefer.us overlap at least partially with those of other domains — among them aeminduction.com, buyachicagocondo.com, fa745.com and two more.
Each of the four hosts ns0.directnic.com, ns1.directnic.com, ns2.directnic.com and ns3.directnic.com has two IP addresses. ns0.directnic.com points to 104.143.9.41 and 2602:fc8e:0:688f:9::41. ns1.directnic.com points to 23.239.4.33 and 2600:3c01::f03c:94ff:fe81:e767. ns2.directnic.com points to 104.143.9.42 and 2602:fc8e:0:688f:9::42. ns3.directnic.com points to 45.33.11.85 and 2600:3c00::f03c:94ff:fe81:b947.
Mail Servers
schaefer.us uses two mail servers, mail.schaefernet.net and mail.schaefer.us.
The mail servers for schaefer.us overlap at least partially with those of other domains, including schaefer-brothers.com and sbmc.us.
The mail servers mail.schaefer-brothers.com and mail.sbmc.us are commonly paired with these mail servers.
Both mail.schaefernet.net and mail.schaefer.us have a single IP address each — mail.schaefernet.net resolves to 71.216.168.210 while mail.schaefer.us resolves to 71.216.168.214.