sfb-partner.com - robtex.com
sfb-partner.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 109.237.137.233🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| NS | ns10.alfahosting.info ⭐ | ||||||
| A | 109.237.143.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns3.cloudpit.io | ||||||
| NS | ns8.alfahosting.info | ||||||
| A | 109.237.142.8🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| PTR | cns1.cloudpit.de | ||||||
| NS | ns9.alfahosting.info | ||||||
| A | 148.251.254.105🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2 | ||||||
| PTR | cns2.cloudpit.com | ||||||
| MX | mail.sfb-partner.com ⭐ | ||||||
| A | 109.237.137.233🇩🇪 CLOUDPIT109.237.128.0/20 | ||||||
| SOA | ns10.alfahosting.infohostmaster@alfahosting.de 2026-03-24 #2 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Subdomains
Same first word
sfb-partner.com |
DNS History
12 records (5 active, 7 former)
○NScns1.alfahosting.info2015-05-28 → 2026-03-09 · 4 obs
● 2026-03-09 06:26:42
○ 2026-03-24 12:22:36
○ 2026-03-24 12:22:38
○NScns2.alfahosting.info2015-05-28 → 2026-03-09 · 4 obs
● 2026-03-09 06:26:42
○ 2026-03-24 12:22:36
○ 2026-03-24 12:22:38
○NScns3.alfahosting.info2015-05-28 → 2026-03-09 · 4 obs
● 2026-03-09 06:26:42
○ 2026-03-24 12:22:36
○ 2026-03-24 12:22:38
●NSns10.alfahosting.info2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 12:22:36
● 2026-03-24 12:22:38
●NSns8.alfahosting.info2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 12:22:36
● 2026-03-24 12:22:38
●NSns9.alfahosting.info2026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 12:22:36
● 2026-03-24 12:22:38
●MXmail.sfb-partner.com2015-05-28 → 2026-03-24 · 6 obs
● 2017-07-08 03:24:12
○ 2026-02-24 23:14:32
○ 2026-03-09 06:26:42
● 2026-03-24 12:22:36
● 2026-03-24 12:22:38
○MXmx03.secure-mailgate.com2026-02-24 → 2026-03-09 · 5 obs
● 2026-02-24 23:14:32
● 2026-03-09 06:26:42
○ 2026-03-24 12:22:36
○ 2026-03-24 12:22:38
○MXmx04.secure-mailgate.com2026-02-24 → 2026-03-09 · 5 obs
● 2026-02-24 23:14:32
● 2026-03-09 06:26:42
○ 2026-03-24 12:22:36
○ 2026-03-24 12:22:38
○A109.237.134.322015-05-28 → 2017-07-08 · 4 obs
● 2017-07-08 03:24:12
○ 2026-02-24 23:14:32
○ 2026-03-24 12:22:38
●A109.237.137.2332026-03-24 → 2026-03-24 · 3 obs
● 2026-03-24 12:22:36
● 2026-03-24 12:22:38
○A81.88.34.1942026-02-24 → 2026-03-09 · 5 obs
● 2026-02-24 23:14:32
● 2026-03-09 06:26:42
○ 2026-03-24 12:22:36
○ 2026-03-24 12:22:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net... | - |
| sfb-partner.com | ns9.alfahosting.info, ns10.alfahosting.info, ns8.alfahosting.info | - |
✅ Authoritative Response
Server:109.237.142.8
NS records: ns9.alfahosting.info, ns10.alfahosting.info, ns8.alfahosting.info
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sfb-partner.com (unsigned zone)
⏱️ Timing
Total: 582ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 109.237.137.233 |
| NS | 3 | ns10.alfahosting.info, ns8.alfahosting.info... |
| MX | 1 | mail.sfb-partner.com (pri: 10) |
| SOA | 1 | ns10.alfahosting.info hostmaster.alfahos |
Analysis
Hierarchy
sfb-partner.com is a parent of mail.sfb-partner.com and www.sfb-partner.com.
IP Addresses
sfb-partner.com points to IP number: 109.237.137.233.
Other host names such as wind-out.com, mail.jones.de, ausgeh.net, (0x616e616c)yza.de and mail.ttpforum.de share IPs with sfb-partner.com.
Name Servers
sfb-partner.com is delegated to three name servers: ns10.alfahosting.info, ns8.alfahosting.info and ns9.alfahosting.info.
sfb-partner.com at least partially shares name servers with other domains, for instance alexanderwanning.de, intimo24.de, sunart-mallorca.com, nows.tk and rueckenzentrum-baden.de.
These name servers are commonly used together with cns1.alfahosting.info, cns2.alfahosting.info and cns3.alfahosting.info.
Host names with a single IP:
ns10.alfahosting.info points to: 109.237.143.8.
ns8.alfahosting.info points to: 109.237.142.8.
ns9.alfahosting.info points to: 148.251.254.105.
Mail Servers
sfb-partner.com is handled by a single mail server, mail.sfb-partner.com.
mail.sfb-partner.com points to a single IP: 109.237.137.233.