redcor.com - dns.ninja
redcor.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 159.69.211.196🇩🇪 Hetzner159.69.0.0/16 HETZNER-DC | ||||||
| PTR | static.196.211.69.159.clients.your-server.de | ||||||
| NS | ns1.first-ns.de ⭐ | ||||||
| A | 2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.first-ns.de | ||||||
| A | 213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns1.first-ns.de | ||||||
| NS | robotns2.second-ns.de | ||||||
| A | 2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | robotns2.second-ns.de | ||||||
| A | 213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | robotns2.second-ns.de | ||||||
| NS | robotns3.second-ns.com | ||||||
| A | 2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| A | 193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| MX | frox01.kd0042.froxlor.cloud ⭐ | ||||||
| A | 2a10:ec2::185:123:52:81🇩🇪 froxlor2a10:ec0::/29 | ||||||
| PTR | frox01.kd0042.froxlor.cloud | ||||||
| A | 185.123.52.81🇩🇪 froxlor185.123.52.0/24 | ||||||
| PTR | frox01.kd0042.froxlor.cloud | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-04-29 #1 | ||||||
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=1781187813 | ||||||
Subdomains
mail.redcor.com |
Same first word
Similar names
DNS History
8 records (5 active, 3 former)
●NSns1.first-ns.de2015-07-13 → 2026-06-11 · 2 obs
● 2026-06-11 14:43:02
●NSrobotns2.second-ns.de2015-07-13 → 2026-06-11 · 2 obs
● 2026-06-11 14:43:02
●NSrobotns3.second-ns.com2015-07-13 → 2026-06-11 · 2 obs
● 2026-06-11 14:43:02
●MXfrox01.kd0042.froxlor.cloud2026-02-21 → 2026-06-11 · 3 obs
● 2026-02-21 23:02:16
● 2026-06-11 14:43:02
○MXmail.redcor.com2015-07-13 → 2020-11-27 · 4 obs
● 2020-11-27 05:42:16
○ 2026-02-21 23:02:16
○ 2026-06-11 14:43:02
○A116.203.51.1192020-11-27 → 2020-11-27 · 4 obs
● 2020-11-27 05:42:16
○ 2026-02-21 23:02:16
○ 2026-06-11 14:43:02
●A159.69.211.1962026-02-21 → 2026-06-11 · 3 obs
● 2026-02-21 23:02:16
● 2026-06-11 14:43:02
○A176.9.142.212015-07-13 → 2017-07-22 · 4 obs
● 2017-07-22 06:08:54
○ 2020-11-27 05:42:16
○ 2026-06-11 14:43:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, c.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net... | - |
| redcor.com | ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com | 2 records |
✅ Authoritative Response
Server:193.47.99.3
NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for redcor.com (unsigned zone)
⏱️ Timing
Total: 1017ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 159.69.211.196 |
| NS | 3 | ns1.first-ns.de, robotns2.second-ns.de... |
| MX | 1 | frox01.kd0042.froxlor.cloud (pri: 10) |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (robotns3.second-ns.com, robotns3.second-ns.com)
Analysis
Hierarchy
mail.redcor.com is a subdomain of redcor.com.
IP Addresses
redcor.com points to a single IP number: 159.69.211.196.
Other host names — static.196.211.69.159.clients.your-server.de, mail.susik.ch, redcor.ch and www.redcor.ch — share IP numbers with redcor.com.
Name Servers
redcor.com is delegated to three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
The name servers of redcor.com overlap at least partially with those of other domains — among them weee2.de, avirem.com, thegriegs.com and two more.
The name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de are commonly seen alongside these name servers.
robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de each resolve to two IP addresses: robotns3.second-ns.com resolves to 193.47.99.3 and 2001:67c:192c::add:a3; ns1.first-ns.de resolves to 213.239.242.238 and 2a01:4f8:0:a101::a:1; robotns2.second-ns.de resolves to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.
Mail Servers
redcor.com has one mail server: frox01.kd0042.froxlor.cloud.
redcor.com shares its mail server setup with other domains, such as redcor.ch.
frox01.kd0042.froxlor.cloud resolves to two IP numbers — 185.123.52.81 and 2a10:ec2::185:123:52:81.