ofsys.de - dns.ninja
ofsys.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1163::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | wa3.rzone.de | ||||||
| A | 81.169.145.163🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | docks02.rzone.de ⭐ | ||||||
| A | 2001:8d8:fe:53:5747:2a74:d:2🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific | ||||||
| PTR | docks02.rzone.de | ||||||
| A | 217.160.80.129🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | docks02.rzone.de | ||||||
| NS | shades09.rzone.de | ||||||
| A | 2607:f1c0:fe:53:185:132:34:136🇺🇸 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 | shades09.rzone.de | ||||||
| A | 185.132.34.136🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | shades09.rzone.de | ||||||
| MX | smtpin.rzone.de ⭐ | ||||||
| A | 2a01:238:20a:202:50f0::1097🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| A | 81.169.145.97🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| SOA | docks02.rzone.dehostmaster@strato-rz.de 2020-05-06 #18 | ||||||
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=1782638567 | ||||||
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
○MXsmtp.rzone.de2015-06-15 → 2017-05-14 · 4 obs
● 2017-05-14 13:38:10
○ 2026-02-26 01:28:32
○ 2026-06-28 09:48:20
●MXsmtpin.rzone.de2026-02-26 → 2026-06-28 · 3 obs
● 2026-02-26 01:28:32
● 2026-06-28 09:48:20
●A2a01:238:20a:202:1163::2015-06-15 → 2026-06-28 · 2 obs
● 2026-06-28 09:48:20
●A81.169.145.1632015-06-15 → 2026-06-28 · 2 obs
● 2026-06-28 09:48:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| ofsys.de | shades09.rzone.de, docks02.rzone.de | - |
✅ Authoritative Response
Server:185.132.34.136
NS records: shades09.rzone.de, docks02.rzone.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ofsys.de (unsigned zone)
⏱️ Timing
Total: 885ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.163 |
| AAAA | 1 | 2a01:238:20a:202:1163:: |
| NS | 2 | shades09.rzone.de, docks02.rzone.de |
| MX | 1 | smtpin.rzone.de (pri: 5) |
| SOA | 1 | docks02.rzone.de hostmaster.strato-rz.de |
Analysis
IP Addresses
ofsys.de directs to two IP numbers, 81.169.145.163 and 2a01:238:20a:202:1163::
Among the host names that share IP numbers with ofsys.de are modelo.de, sinjap.org, ferienhaus-ochsenkuehn.de and two others.
Name Servers
ofsys.de has two authoritative name servers — docks02.rzone.de and shades09.rzone.de.
ofsys.de has the same name server delegation as a number of other domains, such as hundetalk.de, achtelf.de, xn--andreas-ncker-qmb.de and two more.
ofsys.de has at least partial name server overlap with other domains, such as slimi.de, leanda.nl, frofu.eu and two others.
shades07.rzone.de, shades03.rzone.de and docks06.rzone.de — plus 7 other name servers — are commonly paired with these name servers.
Both docks02.rzone.de and shades09.rzone.de have two IP addresses each. docks02.rzone.de resolves to 217.160.80.129 and 2001:8d8:fe:53:5747:2a74:d:2; shades09.rzone.de resolves to 185.132.34.136 and 2607:f1c0:fe:53:185:132:34:136.
Mail Servers
ofsys.de routes its mail through a single mail server, smtpin.rzone.de.
ofsys.de has the same mail server arrangement as a number of other domains, for example alfa-kredit.com, scrumit.at, dr-thater.de and two more.
smtpin.rzone.de has two IP addresses: 81.169.145.97 and 2a01:238:20a:202:50f0::1097.