sfuerk.de - robtex.com
sfuerk.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1070::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | w06.rzone.de | ||||||
| A | 81.169.145.70🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | shades18.rzone.de ⭐ | ||||||
| A | 2607:f1c0:fe:53:185:132:34:145🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | shades18.rzone.de | ||||||
| A | 185.132.34.145🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | shades18.rzone.de | ||||||
| NS | docks01.rzone.de | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:1🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks01.rzone.de | ||||||
| A | 217.160.80.128🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks01.rzone.de | ||||||
| MX | smtpin.rzone.de ⭐ | ||||||
| A | 2a01:238:20a:202:50f0::1097🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| A | 81.169.145.97🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| TXT | MS=B968E68E3C2E1B2387935D55E1E70A9E95E27491 | ||||||
| TXT | v=spf1 redirect=_spf.strato.com | ||||||
| SOA | shades18.rzone.dehostmaster@strato-rz.de serial=2020055489 | ||||||
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=1776026262 | ||||||
Same first word
sfuerk.de |
Similar names
DNS History
8 records (5 active, 3 former)
○MXsmtp.rzone.de2015-06-30 → 2017-03-17 · 4 obs
● 2017-03-17 13:41:24
○ 2026-02-17 06:24:36
○ 2026-04-12 20:38:40
●MXsmtpin.rzone.de2026-02-17 → 2026-04-12 · 3 obs
● 2026-02-17 06:24:36
● 2026-04-12 20:38:40
●A2a01:238:20a:202:1070::2026-02-17 → 2026-04-12 · 3 obs
● 2026-02-17 06:24:36
● 2026-04-12 20:38:40
○A2a01:238:20a:202:1165::2015-06-30 → 2017-03-17 · 4 obs
● 2017-03-17 13:41:24
○ 2026-02-17 06:24:36
○ 2026-04-12 20:38:40
○A81.169.145.1652015-06-30 → 2017-03-17 · 4 obs
● 2017-03-17 13:41:24
○ 2026-02-17 06:24:36
○ 2026-04-12 20:38:40
●A81.169.145.702026-02-17 → 2026-04-12 · 3 obs
● 2026-02-17 06:24:36
● 2026-04-12 20:38:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| sfuerk.de | docks01.rzone.de, shades18.rzone.de | - |
✅ Authoritative Response
Server:185.132.34.145
NS records: docks01.rzone.de, shades18.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sfuerk.de (unsigned zone)
⏱️ Timing
Total: 1097ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.70 |
| AAAA | 1 | 2a01:238:20a:202:1070:: |
| NS | 2 | docks01.rzone.de, shades18.rzone.de |
| MX | 1 | smtpin.rzone.de (pri: 5) |
| TXT | 2 | v=spf1 redirect=_spf.strato.com, MS=B968E68E3C2E1B2387935D55E1E70A9E95E27 |
| SOA | 1 | shades18.rzone.de hostmaster.strato-rz.d |
Analysis
IP Addresses
sfuerk.de points to two IP numbers: 2a01:238:20a:202:1070:: and 81.169.145.70.
Other host names such as yaam.de, hertling.de, b-und-c.de, mindworking.de and vaboon.de share IPs with sfuerk.de.
Name Servers
sfuerk.de is delegated to two name servers: docks01.rzone.de and shades18.rzone.de.
sfuerk.de shares the same name server setup as fischer-nicole.de, ferien-bosse.net, aktenvernichterdirekt.de, lehmannfamilie.de and sonja-deicke.de.
sfuerk.de at least partially shares name servers with other domains, for instance 7secai.com, arforum.de, fiskare.biz, equi.land and elaines.de.
These name servers are commonly used alongside docks05.rzone.de, shades01.rzone.de, docks11.rzone.de, shades03.rzone.de, shades14.rzone.de, docks07.rzone.de, shades19.rzone.de, shades20.rzone.de, docks06.rzone.de and docks10.rzone.de.
Host names with two IP numbers: docks01.rzone.de points to: 2001:8d8:fe:53:5747:2a74:d:1 and 217.160.80.128; shades18.rzone.de points to: 2607:f1c0:fe:53:185:132:34:145 and 185.132.34.145.
Mail Servers
sfuerk.de is handled by a single mail server, smtpin.rzone.de.
The mail server setup for sfuerk.de matches that of other domains, for instance vpn00220.nowflat.com, saengerland.de, lipidoc.de, bsb.one and hvrl.eu.
smtpin.rzone.de points to two IPs: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.