cbo-mail.de - robtex.com
cbo-mail.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 109.237.138.49🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | alfa3203.alfahosting-server.de | ||||||
| NS | cns1.alfahosting.info ⭐ | ||||||
| A | 2a01:64c0:0:5000::8🇩🇪 CLOUDPIT2a01:64c0::/32 | ||||||
| PTR | cns1.cloudpit.de | ||||||
| A | 109.237.142.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns1.cloudpit.de | ||||||
| NS | cns2.alfahosting.info | ||||||
| A | 2a01:4f8:2b02:a88::105🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | cns2.cloudpit.com | ||||||
| A | 148.251.254.105🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2 | ||||||
| PTR | cns2.cloudpit.com | ||||||
| NS | cns3.alfahosting.info | ||||||
| A | 2a02:2b80:101:5000::8🇩🇪 CLOUDPIT2a02:2b80:101::/48 | ||||||
| PTR | cns3.cloudpit.io | ||||||
| A | 109.237.143.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns3.cloudpit.io | ||||||
| TXT | v=spf1 a mx include:secure-mailgate.com -all | ||||||
| SOA | cns1.alfahosting.infohostmaster@alfahosting.de 2023-10-17 #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=1778476628 | ||||||
MX for
Same first word
cbo-mail.de |
Similar names
DNS History
8 records (4 active, 4 former)
●NScns1.alfahosting.info2026-02-17 → 2026-05-11 · 3 obs
● 2026-02-17 09:06:02
● 2026-05-11 05:36:28
●NScns2.alfahosting.info2026-02-17 → 2026-05-11 · 3 obs
● 2026-02-17 09:06:02
● 2026-05-11 05:36:28
●NScns3.alfahosting.info2026-02-17 → 2026-05-11 · 3 obs
● 2026-02-17 09:06:02
● 2026-05-11 05:36:28
○NSns1.ns-serve.net2015-07-09 → 2017-01-01 · 4 obs
● 2017-01-01 09:03:18
○ 2026-02-17 09:06:02
○ 2026-05-11 05:36:28
○NSns2.ns-serve.net2015-07-09 → 2017-01-01 · 4 obs
● 2017-01-01 09:03:18
○ 2026-02-17 09:06:02
○ 2026-05-11 05:36:28
●A109.237.138.492026-02-17 → 2026-05-11 · 3 obs
● 2026-02-17 09:06:02
● 2026-05-11 05:36:28
○A178.77.73.1182015-07-09 → 2016-08-03 · 4 obs
● 2016-08-03 15:14:44
○ 2017-01-01 09:03:18
○ 2026-05-11 05:36:28
○A87.230.25.1642017-01-01 → 2017-01-01 · 4 obs
● 2017-01-01 09:03:18
○ 2026-02-17 09:06:02
○ 2026-05-11 05:36:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| cbo-mail.de | cns1.alfahosting.info, cns3.alfahosting.info, cns2.alfahosting.info | - |
✅ Authoritative Response
Server:148.251.254.105
NS records: cns1.alfahosting.info, cns3.alfahosting.info, cns2.alfahosting.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cbo-mail.de (unsigned zone)
⏱️ Timing
Total: 1153ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 109.237.138.49 |
| NS | 3 | cns3.alfahosting.info, cns1.alfahosting.info... |
| TXT | 1 | v=spf1 a mx include:secure-mailgate.com |
| SOA | 1 | cns1.alfahosting.info hostmaster.alfahos |
Analysis
Mail Server Role
cbo-mail.de serves as the mail server for warnex.de.
IP Addresses
cbo-mail.de points to an IP address: 109.237.138.49.
other host names include mail.traumhaft.es, machm-it.de, mail.fewo-globe.de, naturerlebnis-uckermark.de and mail.zukunft-daheim.com; they share IP numbers with cbo-mail.de.
Name Servers
cbo-mail.de is delegated to three name servers cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info.
cbo-mail.de at least partially shares name servers with other domains, for instance pfingstrosen-park.de, globelle.net, hitback.de, gs-am-see.de and pries.biz.
Host names with two IP numbers:
cns1.alfahosting.info points to 2a01:64c0:0:5000::8 and 109.237.142.8; cns2.alfahosting.info points to 2a01:4f8:2b02:a88::105 and 148.251.254.105; cns3.alfahosting.info points to 2a02:2b80:101:5000::8 and 109.237.143.8.