immowerker.de - robtex.com
immowerker.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=1778447229 | ||||||
Same first word
immowerker.de |
immowerker.net |
immowerker.com |
DNS History
6 records (4 active, 2 former)
●MXimmowerker-de.mail.protection.outlook.com2018-09-12 → 2026-05-10 · 3 obs
● 2018-09-12 03:58:40
● 2026-05-10 21:18:56
○MXsmtp.3u.net2015-06-25 → 2017-01-24 · 4 obs
● 2017-01-24 12:29:06
○ 2018-09-12 03:58:40
○ 2026-05-10 21:18:56
●A81.209.151.192017-01-24 → 2026-05-10 · 3 obs
● 2017-01-24 12:29:06
● 2026-05-10 21:18:56
○A81.209.159.142015-06-25 → 2016-04-28 · 4 obs
● 2016-04-28 09:11:22
○ 2017-01-24 12:29:06
○ 2026-05-10 21:18:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| immowerker.de | ns2.3u.net, ns1.3u.net | - |
✅ Authoritative Response
Server:83.125.107.34
NS records: ns2.3u.net, ns1.3u.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for immowerker.de (unsigned zone)
⏱️ Timing
Total: 1524ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.209.151.19 |
| NS | 2 | ns2.3u.net, ns1.3u.net |
| MX | 1 | immowerker-de.mail.protection.outlook.co |
| TXT | 2 | v=spf1 a:smtp.3u.net include:spf.protect, MS=ms46506008 |
| SOA | 1 | ns1.3u.net ops.3u.net |
Analysis
IP Addresses
immowerker.de resolves to a single IP address: 81.209.151.19.
Other host names including exacor.de, immowerker.net, acara-telecom.de, 3utelecom.at and one-tel.de share IP numbers with immowerker.de.
Name Servers
immowerker.de's delegation uses two name servers, ns1.3u.net and ns2.3u.net.
immowerker.de shares the same name server setup as other domains, for example immowerker.com, heizen-lueften.de, 3uenergy.net, 3uenergy-pe.de and 3udynamics.de.
Host names with two IPs:
ns1.3u.net points to: 2a05:8e40:0:2::3:42 and 81.209.151.254
ns2.3u.net points to: 2a05:8e40:0:2::3:52 and 83.125.107.34
Mail Servers
immowerker.de is handled by a single mail server, immowerker-de.mail.protection.outlook.com.
Hostname immowerker-de.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::c, 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::2, 2a01:111:f403:ca09::c, 52.101.68.39, 52.101.73.1, 52.101.73.26 and 52.101.73.30.