c4sam.com - dns.ninja
c4sam.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=1783797562 | ||||||
Subdomains
mail.c4sam.com |
Same first word
c4sam.com |
Similar names
DNS History
10 records (6 active, 4 former)
●NShelium.ns.hetzner.de2026-02-26 → 2026-07-11 · 3 obs
● 2026-02-26 08:36:06
● 2026-07-11 19:29:20
●NShydrogen.ns.hetzner.com2026-02-26 → 2026-07-11 · 3 obs
● 2026-02-26 08:36:06
● 2026-07-11 19:29:20
○NSns1.world4you.at2018-12-02 → 2018-12-02 · 3 obs
○ 2026-02-26 08:36:06
○ 2026-07-11 19:29:20
○NSns2.world4you.at2018-12-02 → 2018-12-02 · 3 obs
○ 2026-02-26 08:36:06
○ 2026-07-11 19:29:20
●NSoxygen.ns.hetzner.com2026-02-26 → 2026-07-11 · 3 obs
● 2026-02-26 08:36:06
● 2026-07-11 19:29:20
●MXc4sam-com.mail.protection.outlook.com2026-02-26 → 2026-07-11 · 3 obs
● 2026-02-26 08:36:06
● 2026-07-11 19:29:20
●MXmail.c4sam.com2018-12-02 → 2026-07-11 · 2 obs
● 2026-07-11 19:29:20
●A216.198.79.12026-03-22 → 2026-07-11 · 3 obs
● 2026-03-22 12:04:50
● 2026-07-11 19:29:20
○A81.19.145.302018-12-02 → 2018-12-02 · 3 obs
○ 2026-02-26 08:36:06
○ 2026-07-11 19:29:20
○A81.19.159.102026-02-26 → 2026-02-27 · 5 obs
● 2026-02-26 08:36:06
● 2026-02-27 22:23:30
○ 2026-03-22 12:04:50
○ 2026-07-11 19:29:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| c4sam.com | helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com | 2 records |
✅ Authoritative Response
Server:193.47.99.5
NS records: helium.ns.hetzner.de, hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for c4sam.com (unsigned zone)
⏱️ Timing
Total: 2996ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.198.79.1 |
| NS | 3 | hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com... |
| MX | 2 | c4sam-com.mail.protection.outlook.com (p, mail.c4sam.com (pri: 20) |
| TXT | 6 | v=spf1 a ip4:52.50.73.38 ip4:81.19.145.2, MS=ms71198678... |
| SOA | 1 | hydrogen.ns.hetzner.com dns.hetzner.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com)
Analysis
Hierarchy
mail.c4sam.com is delegated beneath c4sam.com.
IP Addresses
c4sam.com points to a single IP number: 216.198.79.1.
Additional host names — saltonlinestore.com, teachinggrid.com, daaweb.com and two others — share IP numbers with c4sam.com.
Name Servers
c4sam.com carries NS records delegating to hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
There is at least partial name server overlap between c4sam.com and other domains — xn--frbelschule-sfb.de, onlinestempel.ch, kcemkt.org and two more among them.
hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de are three hostnames that each resolve to a pair of IP addresses: hydrogen.ns.hetzner.com to 213.133.100.98 and 2a01:4f8:0:1::add:1098, oxygen.ns.hetzner.com to 88.198.229.192 and 2a01:4f8:0:1::add:2992, and helium.ns.hetzner.de to 193.47.99.5 and 2001:67c:192c::add:5.
Mail Servers
c4sam.com has two mail servers: mail.c4sam.com and c4sam-com.mail.protection.outlook.com.
Host names with 8 IP numbers:
c4sam-com.mail.protection.outlook.com resolves to 52.101.68.18, 52.101.73.1 and 52.101.73.4 among others, with 5 other IP addresses in total.
Host names pointing to a single IP address:
The hostname mail.c4sam.com resolves to 81.19.149.86.