coreweb.de - dns.ninja
coreweb.de
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1782614505 | ||||||
PTR for
Subdomains
www.coreweb.de |
Same first word
coreweb.org |
coreweb.jp |
coreweb.eu |
coreweb.com.br |
coreweb.de |
coreweb.co.kr |
coreweb.co |
coreweb.nl |
coreweb.be |
coreweb.net |
coreweb.us |
coreweb.it |
coreweb.com.au |
Similar names
DNS History
12 records (6 active, 6 former)
○NSdocks12.rzone.de2015-07-14 → 2017-02-17 · 4 obs
● 2017-02-17 09:04:48
○ 2026-03-13 11:57:12
○ 2026-06-28 02:57:52
●NSns1.first-ns.de2026-03-13 → 2026-06-28 · 3 obs
● 2026-03-13 11:57:12
● 2026-06-28 02:57:52
●NSrobotns2.second-ns.de2026-03-13 → 2026-06-28 · 3 obs
● 2026-03-13 11:57:12
● 2026-06-28 02:57:52
●NSrobotns3.second-ns.com2026-03-13 → 2026-06-28 · 3 obs
● 2026-03-13 11:57:12
● 2026-06-28 02:57:52
○NSshades12.rzone.de2015-07-14 → 2017-02-17 · 4 obs
● 2017-02-17 09:04:48
○ 2026-03-13 11:57:12
○ 2026-06-28 02:57:52
●MXcoreweb-de.mail.protection.outlook.com2016-06-22 → 2026-06-28 · 3 obs
● 2016-06-22 13:19:40
● 2026-06-28 02:57:52
○MXsmtp.rzone.de2015-07-14 → 2016-02-11 · 4 obs
● 2016-02-11 11:30:54
○ 2016-06-22 13:19:40
○ 2026-06-28 02:57:52
●A116.202.7.1542026-03-13 → 2026-06-28 · 3 obs
● 2026-03-13 11:57:12
● 2026-06-28 02:57:52
○A138.201.116.2242017-02-17 → 2017-02-17 · 4 obs
● 2017-02-17 09:04:48
○ 2026-03-13 11:57:12
○ 2026-06-28 02:57:52
○A2a01:238:20a:202:1149::2015-07-14 → 2016-06-22 · 4 obs
● 2016-06-22 13:19:40
○ 2017-02-17 09:04:48
○ 2026-06-28 02:57:52
●A2a01:4f8:c01f:ea::12026-03-13 → 2026-06-28 · 3 obs
● 2026-03-13 11:57:12
● 2026-06-28 02:57:52
○A81.169.145.1492015-07-14 → 2016-06-22 · 4 obs
● 2016-06-22 13:19:40
○ 2017-02-17 09:04:48
○ 2026-06-28 02:57:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, z.nic.de, a.nic.de | - |
| coreweb.de | robotns2.second-ns.de, robotns3.second-ns.com, ns1.first-ns.de | - |
✅ Authoritative Response
Server:193.47.99.3
NS records: robotns2.second-ns.de, robotns3.second-ns.com, ns1.first-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coreweb.de (unsigned zone)
⏱️ Timing
Total: 923ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 116.202.7.154 |
| AAAA | 1 | 2a01:4f8:c01f:ea::1 |
| NS | 3 | ns1.first-ns.de, robotns2.second-ns.de... |
| MX | 1 | coreweb-de.mail.protection.outlook.com ( |
| TXT | 3 | v=spf1 include:spf.protection.outlook.co, 1password-site-verification=S5WT6CHBO5GT... |
| SOA | 1 | ns1.first-ns.de infrastructure.coreweb-s |
Analysis
Hierarchy
www.coreweb.de is delegated beneath coreweb.de.
IP Addresses
coreweb.de has two IP addresses: 116.202.7.154 and 2a01:4f8:c01f:ea::1
There are other host names — www.coreweb.de among them — that share IP numbers with coreweb.de.
Name Servers
DNS for coreweb.de is handled by three authoritative name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
There is at least partial name server overlap between coreweb.de and other domains — that.world, deutsche-altersvorsorge.de, wakolbinger.com and two more among them.
The name servers hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de are often found in combination with these name servers.
Three hostnames — robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de — each have two IP addresses: robotns3.second-ns.com has 193.47.99.3 and 2001:67c:192c::add:a3, ns1.first-ns.de has 213.239.242.238 and 2a01:4f8:0:a101::a:1, and robotns2.second-ns.de has 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.
Mail Servers
coreweb.de uses one mail server — coreweb-de.mail.protection.outlook.com.
coreweb-de.mail.protection.outlook.com has 8 IP addresses: 52.101.68.10, 52.101.73.4, 52.101.73.26 plus 5 more.