theisa.de - robtex.com
theisa.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:10a:2904::3🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | aeskulap-international.org | ||||||
| A | 88.99.144.197🇩🇪 Hetzner88.99.0.0/16 HETZNER-DC | ||||||
| NS | ns1.first-ns.de ⭐ | ||||||
| A | 2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.first-ns.de | ||||||
| A | 213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns1.first-ns.de | ||||||
| NS | robotns2.second-ns.de | ||||||
| A | 2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | robotns2.second-ns.de | ||||||
| A | 213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | robotns2.second-ns.de | ||||||
| NS | robotns3.second-ns.com | ||||||
| A | 2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| A | 193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| MX | theisa.de ⭐ | ||||||
| A | 2a01:4f8:10a:2904::3🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | aeskulap-international.org | ||||||
| A | 88.99.144.197🇩🇪 Hetzner88.99.0.0/16 HETZNER-DC | ||||||
| PTR | fdmserver-03.flashdance-media-inta.de | ||||||
| TXT | v=spf1 a mx a:fdmserver-03.flashdance-media-inta.de ~all | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2020-08-20 #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=1775252875 | ||||||
MX for
theisa.de |
Same first word
Similar names
DNS History
11 records (6 active, 5 former)
○NSns0.eu.verio.net2015-07-24 → 2016-03-25 · 4 obs
● 2016-03-25 16:32:34
○ 2016-09-11 01:52:00
○ 2026-04-03 22:11:56
○NSns1.eu.verio.net2015-07-24 → 2016-03-25 · 4 obs
● 2016-03-25 16:32:34
○ 2016-09-11 01:52:00
○ 2026-04-03 22:11:56
●NSns1.first-ns.de2016-09-11 → 2026-04-03 · 3 obs
● 2016-09-11 01:52:00
● 2026-04-03 22:11:56
●NSrobotns2.second-ns.de2016-09-11 → 2026-04-03 · 3 obs
● 2016-09-11 01:52:00
● 2026-04-03 22:11:56
●NSrobotns3.second-ns.com2016-09-11 → 2026-04-03 · 3 obs
● 2016-09-11 01:52:00
● 2026-04-03 22:11:56
○MXmail.theisa.de2015-07-24 → 2017-04-20 · 4 obs
● 2017-04-20 14:29:24
○ 2026-03-30 13:04:28
○ 2026-04-03 22:11:56
●MXtheisa.de2026-03-30 → 2026-04-03 · 3 obs
● 2026-03-30 13:04:28
● 2026-04-03 22:11:56
○A144.76.61.2122016-09-11 → 2017-04-20 · 5 obs
● 2016-09-11 01:52:00
● 2017-04-20 14:29:24
○ 2026-03-30 13:04:28
○ 2026-04-03 22:11:56
○A213.198.65.992015-07-24 → 2016-03-25 · 4 obs
● 2016-03-25 16:32:34
○ 2016-09-11 01:52:00
○ 2026-04-03 22:11:56
●A2a01:4f8:10a:2904::32026-03-30 → 2026-04-03 · 3 obs
● 2026-03-30 13:04:28
● 2026-04-03 22:11:56
●A88.99.144.1972026-03-30 → 2026-04-03 · 3 obs
● 2026-03-30 13:04:28
● 2026-04-03 22:11:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, a.nic.de, z.nic.de | - |
| theisa.de | ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com | - |
✅ Authoritative Response
Server:213.239.242.238
NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for theisa.de (unsigned zone)
⏱️ Timing
Total: 1179ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 88.99.144.197 |
| AAAA | 1 | 2a01:4f8:10a:2904::3 |
| NS | 3 | ns1.first-ns.de, robotns3.second-ns.com... |
| MX | 1 | theisa.de (pri: 10) |
| TXT | 1 | v=spf1 a mx a:fdmserver-03.flashdance-me |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Mail Server Role
For theisa.de, the mail server is theisa.de.
IP Addresses
theisa.de resolves to two IP numbers: 2a01:4f8:10a:2904::3 and 88.99.144.197.
other host names including aeskulap-international.org, lubwartschaenke.de, mail.lubwartschaenke.de, versichern-fair.de and flashdance-media-inta.de share IP numbers with theisa.de.
Name Servers
theisa.de is delegated to three name servers robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
theisa.de at least partially shares name servers with other domains, for instance palmbeach-interactive.com, excellanc.com, up-arrow.net, cartwinpro.com and my-bda.com.
These name servers are commonly used with hydrogen.ns.hetzner.com, ns1.anorg.ch and ns2.anorg.ch.
Host names with two IP numbers:
robotns3.second-ns.com points to: 2001:67c:192c::add:a3 and 193.47.99.3.
ns1.first-ns.de points to: 2a01:4f8:0:a101::a:1 and 213.239.242.238.
robotns2.second-ns.de points to: 2a01:4f8:0:1::5ddc:2 and 213.133.100.103.
Mail Servers
theisa.de is served by a single mail server, theisa.de.
theisa.de resolves to two IP numbers: 2a01:4f8:10a:2904::3 and 88.99.144.197.