koeln4u.de - robtex.com
koeln4u.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 212.162.15.211🇩🇪 PLUSSERVER-ASN1212.162.12.0/22 Symgenius GmbH & Co. KG | ||||||
| PTR | d72a.x-mailer.de | ||||||
| NS | www1.nethit.de ⭐ | ||||||
| A | 212.162.15.2🇩🇪 PLUSSERVER-ASN1212.162.12.0/22 Symgenius GmbH & Co. KG | ||||||
| NS | www2.nethit.de | ||||||
| A | 213.203.243.7🇩🇪 PLUSSERVER-ASN1213.203.240.0/21 PlusServer GmbH Aggregate Hamburg | ||||||
| MX | d72.x-mailer.de ⭐ | ||||||
| A | 212.162.56.181🇺🇸 PLUSSERVER-ASN1212.162.56.0/23 Symgenius GmbH & Co. KG | ||||||
| PTR | d72.x-mailer.de | ||||||
| SOA | www1.nethit.dehostmaster@koeln4u.de 2017-01-30 #0 | ||||||
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=1785519461 | ||||||
Same first word
koeln4u.de |
DNS History
5 records (4 active, 1 former)
●MXd72.x-mailer.de2026-03-24 → 2026-07-31 · 3 obs
● 2026-03-24 07:38:20
● 2026-07-31 17:53:44
○MXmail.tro.net2015-05-12 → 2020-02-06 · 4 obs
● 2020-02-06 19:08:18
○ 2026-03-24 07:38:20
○ 2026-07-31 17:53:44
●A212.162.15.2112015-05-12 → 2026-07-31 · 2 obs
● 2026-07-31 17:53:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| koeln4u.de | www1.nethit.de, www2.nethit.de | - |
✅ Authoritative Response
Server:212.162.15.2
NS records: www1.nethit.de, www2.nethit.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for koeln4u.de (unsigned zone)
⏱️ Timing
Total: 1094ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.162.15.211 |
| NS | 2 | www1.nethit.de, www2.nethit.de |
| MX | 1 | d72.x-mailer.de (pri: 10) |
| SOA | 1 | www1.nethit.de hostmaster.koeln4u.de |
Analysis
IP Addresses
koeln4u.de directs to one IP number, which is 212.162.15.211.
Among the host names that share IP numbers with koeln4u.de are miss(0x736578)iestinternet.eu, vipchat.de, imove.de and two others.
Name Servers
koeln4u.de is served by two delegated name servers, www1.nethit.de and www2.nethit.de.
koeln4u.de has the same name server delegation as a number of other domains, such as inameblog.com, domain-status.ch, rif-raf.de and two more.
www1.nethit.de → 212.162.15.2 and www2.nethit.de → 213.203.243.7: one IP number per host name.
Mail Servers
koeln4u.de routes its mail through a single mail server, d72.x-mailer.de.
koeln4u.de has the same mail server arrangement as a number of other domains, for example pegelstand.de, citycheck.de, weg-zu.de and two more.
koeln4u.de shares at least some of its mail servers with other domains — for example hallo-welt.de, verwebt.com, dive-friend.de and two more.
There is one IP number for d72.x-mailer.de: 212.162.56.181.