crew4work.de - robtex.com
crew4work.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.225.135.100🇩🇪 WOBCOM185.225.135.0/24 IP-Routing by AS9136 | ||||||
| PTR | server.cpprotect6.de | ||||||
| NS | ns1.dns-united.de ⭐ | ||||||
| A | 185.225.134.5🇩🇪 IP-PROJECTS185.225.134.0/24 IP-Routing by AS48314 | ||||||
| PTR | ns1.dns-united.de | ||||||
| NS | ns2.dns-united.de | ||||||
| A | 185.225.135.15🇩🇪 WOBCOM185.225.135.0/24 IP-Routing by AS9136 | ||||||
| PTR | ns2.dns-united.de | ||||||
| MX | crew4work.de ⭐ | ||||||
| A | 185.225.135.100🇩🇪 WOBCOM185.225.135.0/24 IP-Routing by AS9136 | ||||||
| PTR | server.cpprotect6.de | ||||||
| TXT | v=spf1 ip4:185.225.135.100 +a +mx +ip4:185.225.133.163 +ip4:185.225.133.166 ~all | ||||||
| SOA | ns1.dns-united.delfd@vc-server.de 2026-03-22 #1 | ||||||
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=1776981422 | ||||||
MX for
crew4work.de |
Subdomains
mail.crew4work.de |
Same first word
crew4work.de |
DNS History
12 records (4 active, 8 former)
●NSns1.dns-united.de2026-04-10 → 2026-04-23 · 3 obs
● 2026-04-10 10:54:56
● 2026-04-23 21:59:42
○NSns1.it-wf.de2015-08-02 → 2018-08-06 · 4 obs
● 2018-08-06 13:03:44
○ 2026-04-10 10:54:56
○ 2026-04-23 21:59:42
●NSns2.dns-united.de2026-04-10 → 2026-04-23 · 3 obs
● 2026-04-10 10:54:56
● 2026-04-23 21:59:42
○NSns2.it-wf.de2015-08-02 → 2018-08-06 · 4 obs
● 2018-08-06 13:03:44
○ 2026-04-10 10:54:56
○ 2026-04-23 21:59:42
○NSns3.it-wf.de2015-08-02 → 2018-08-06 · 4 obs
● 2018-08-06 13:03:44
○ 2026-04-10 10:54:56
○ 2026-04-23 21:59:42
○NSns4.it-wf.de2015-08-02 → 2018-08-06 · 4 obs
● 2018-08-06 13:03:44
○ 2026-04-10 10:54:56
○ 2026-04-23 21:59:42
●MXcrew4work.de2026-04-10 → 2026-04-23 · 3 obs
● 2026-04-10 10:54:56
● 2026-04-23 21:59:42
○MXmail.crew4work.de2015-08-02 → 2018-08-06 · 4 obs
● 2018-08-06 13:03:44
○ 2026-04-10 10:54:56
○ 2026-04-23 21:59:42
○A138.201.60.1232016-07-05 → 2017-02-13 · 5 obs
● 2016-07-05 03:14:38
● 2017-02-13 05:07:56
○ 2018-08-06 13:03:44
○ 2026-04-23 21:59:42
●A185.225.135.1002026-04-10 → 2026-04-23 · 3 obs
● 2026-04-10 10:54:56
● 2026-04-23 21:59:42
○A195.78.76.122015-08-02 → 2016-03-10 · 4 obs
● 2016-03-10 03:48:42
○ 2016-07-05 03:14:38
○ 2026-04-23 21:59:42
○A84.200.96.1872018-08-06 → 2018-08-06 · 4 obs
● 2018-08-06 13:03:44
○ 2026-04-10 10:54:56
○ 2026-04-23 21:59:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| crew4work.de | ns1.dns-united.de, ns2.dns-united.de | 2 records |
✅ Authoritative Response
Server:185.225.134.5
NS records: ns1.dns-united.de, ns2.dns-united.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for crew4work.de (unsigned zone)
⏱️ Timing
Total: 829ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.225.135.100 |
| NS | 2 | ns2.dns-united.de, ns1.dns-united.de |
| MX | 1 | crew4work.de (pri: 0) |
| TXT | 1 | v=spf1 ip4:185.225.135.100 +a +mx +ip4:1 |
| SOA | 1 | ns1.dns-united.de lfd.vc-server.de |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.dns-united.de, ns1.dns-united.de)
Analysis
Hierarchy
crew4work.de is a parent of mail.crew4work.de.
Mail Server Role
crew4work.de serves as the mail server for crew4work.de.
IP Addresses
crew4work.de points to a single IP address: 185.225.135.100.
Other host names such as finestdrivers.de, server.cpprotect6.de, mail.vs-naarn.at, ifbneuss.de and mail.fruehbrodt.com share IP numbers with crew4work.de.
Name Servers
crew4work.de is delegated to two name servers: ns1.dns-united.de and ns2.dns-united.de.
crew4work.de uses the same name server setup as other domains, including ipdepartment.de, abi-physik.de, fassbender.email, meberling.de and ds-a.org.
At least part of the name servers for crew4work.de are shared with other domains, for instance moden-pimpertz.de, derschluesselmacher.de, bdur.de, pflegedienst-hitzacker.de and deutsches-focusing-institut.de.
These name servers are commonly used alongside ns3.reverse-ip.de and ns.reverse-ip.de.
Hostnames with a single IP
ns1.dns-united.de resolves to: 185.225.134.5.
ns2.dns-united.de resolves to: 185.225.135.15.
Mail Servers
Mail for crew4work.de is handled by a single mail server, crew4work.de.
Host crew4work.de points to IP 185.225.135.100.