ridler.de - robtex.com
ridler.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 136.243.203.221🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3 | ||||||
| PTR | rosenheimer-praxisprogramme.de | ||||||
| NS | hydrogen.ns.hetzner.com ⭐ | ||||||
| A | 2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| A | 213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | hydrogen.ns.hetzner.com | ||||||
| NS | helium.ns.hetzner.de | ||||||
| A | 2001:67c:192c::add:5🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| A | 193.47.99.5🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | helium.ns.hetzner.de | ||||||
| NS | oxygen.ns.hetzner.com | ||||||
| A | 2a01:4f8:0:1::add:2992🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| A | 88.198.229.192🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4 | ||||||
| PTR | oxygen.ns.hetzner.com | ||||||
| MX | mail.ridlerdatentechnik.com ⭐ | ||||||
| A | 136.243.203.220🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3 | ||||||
| PTR | mail.ridlerdatentechnik.com | ||||||
| TXT | v=spf1 a mx IP4:136.243.203.221 IP4:136.243.203.220 IP4:217.72.217.224 IP4:13... | ||||||
| SOA | hydrogen.ns.hetzner.comdns@hetzner.com 2026-03-14 #3 | ||||||
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=1774720601 | ||||||
Subdomains
mail.ridler.de |
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NShelium.ns.hetzner.de2026-03-24 → 2026-03-28 · 3 obs
● 2026-03-24 13:42:38
● 2026-03-28 18:08:14
●NShydrogen.ns.hetzner.com2026-03-24 → 2026-03-28 · 3 obs
● 2026-03-24 13:42:38
● 2026-03-28 18:08:14
○NSns1.webjanssen.info2015-06-03 → 2017-06-20 · 4 obs
● 2017-06-20 01:25:48
○ 2026-03-24 13:42:38
○ 2026-03-28 18:08:14
○NSns2.webjanssen.info2015-06-03 → 2017-06-20 · 4 obs
● 2017-06-20 01:25:48
○ 2026-03-24 13:42:38
○ 2026-03-28 18:08:14
●NSoxygen.ns.hetzner.com2026-03-24 → 2026-03-28 · 3 obs
● 2026-03-24 13:42:38
● 2026-03-28 18:08:14
○MXmail.ridler.de2015-06-03 → 2017-06-20 · 4 obs
● 2017-06-20 01:25:48
○ 2026-03-24 13:42:38
○ 2026-03-28 18:08:14
●MXmail.ridlerdatentechnik.com2026-03-24 → 2026-03-28 · 3 obs
● 2026-03-24 13:42:38
● 2026-03-28 18:08:14
●A136.243.203.2212026-03-24 → 2026-03-28 · 3 obs
● 2026-03-24 13:42:38
● 2026-03-28 18:08:14
○A195.140.210.692015-06-03 → 2017-06-20 · 4 obs
● 2017-06-20 01:25:48
○ 2026-03-24 13:42:38
○ 2026-03-28 18:08:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| ridler.de | helium.ns.hetzner.de, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com | - |
✅ Authoritative Response
Server:193.47.99.5
NS records: helium.ns.hetzner.de, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ridler.de (unsigned zone)
⏱️ Timing
Total: 1445ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 136.243.203.221 |
| NS | 3 | oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com... |
| MX | 1 | mail.ridlerdatentechnik.com (pri: 10) |
| TXT | 1 | v=spf1 a mx IP4:136.243.203.221 IP4:136. |
| SOA | 1 | hydrogen.ns.hetzner.com dns.hetzner.com |
Analysis
Hierarchy
ridler.de is the parent of mail.ridler.de.
IP Addresses
ridler.de points to IP number 136.243.203.221.
For instance, other host names praxplan.de, ridlerdatentechnik.com.denber.de, ectomorph.de, beileid24.de and mail.ridlerdatentechnik.com.armory.de share IP numbers with ridler.de.
Name Servers
The delegation for ridler.de is handled by three name servers: hydrogen.ns.hetzner.com, oxygen.ns.hetzner.com and helium.ns.hetzner.de.
ridler.de shares name servers with other domains at least partially, for example uwyn.net, armoptics.com, www.gaggern.de, omegapart.ru and forum-friedrichsdorf.com.
These name servers are commonly used with the name servers ns1.first-ns.de and robotns2.second-ns.de.
Host names with two IPs:
hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98
oxygen.ns.hetzner.com points to 2a01:4f8:0:1::add:2992 and 88.198.229.192
helium.ns.hetzner.de points to 2001:67c:192c::add:5 and 193.47.99.5
Mail Servers
ridler.de is handled by a single mail server, mail.ridlerdatentechnik.com.
ridler.de shares the same mail server setup as other domains, for instance leggings.de, adtax.net, hk-its.de, praxplan.de and ectomorph.de.
mail.ridlerdatentechnik.com points to a single IP: 136.243.203.220.