bio-tee.de - robtex.com
bio-tee.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.16.57.135🇩🇪 MITTWALD-AS178.16.56.0/21 Mittwald CM Service GmbH und Co. KG | ||||||
| PTR | r21298.agenturserver.it | ||||||
| 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 | mail.bio-tee.de ⭐ | ||||||
| A | 178.16.57.135🇩🇪 MITTWALD-AS178.16.56.0/21 Mittwald CM Service GmbH und Co. KG | ||||||
| PTR | r21298.agenturserver.it | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-04-14 #0 | ||||||
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=1777282327 | ||||||
Subdomains
mail.bio-tee.de |
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
●NSns1.first-ns.de2015-06-28 → 2026-04-27 · 2 obs
● 2026-04-27 09:46:00
●NSrobotns2.second-ns.de2015-06-28 → 2026-04-27 · 2 obs
● 2026-04-27 09:46:00
●NSrobotns3.second-ns.com2015-06-28 → 2026-04-27 · 2 obs
● 2026-04-27 09:46:00
●MXmail.bio-tee.de2015-06-28 → 2026-04-27 · 2 obs
● 2026-04-27 09:46:00
○A144.76.45.1952016-02-22 → 2016-05-03 · 5 obs
● 2016-02-22 09:34:26
● 2016-05-03 21:31:58
○ 2016-12-29 09:28:16
○ 2026-04-27 09:46:00
●A178.16.57.1352016-12-29 → 2026-04-27 · 3 obs
● 2016-12-29 09:28:16
● 2026-04-27 09:46:00
○A88.198.56.452015-06-28 → 2015-11-21 · 4 obs
● 2015-11-21 06:27:58
○ 2016-02-22 09:34:26
○ 2026-04-27 09:46:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| bio-tee.de | robotns2.second-ns.de, robotns3.second-ns.com, ns1.first-ns.de | - |
✅ Authoritative Response
Server:213.133.100.103
NS records: robotns2.second-ns.de, robotns3.second-ns.com, ns1.first-ns.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bio-tee.de (unsigned zone)
⏱️ Timing
Total: 1338ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.16.57.135 |
| NS | 3 | ns1.first-ns.de, robotns2.second-ns.de... |
| MX | 1 | mail.bio-tee.de (pri: 10) |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
Hierarchy
The parent of mail.bio-tee.de is bio-tee.de.
IP Addresses
bio-tee.de points to a single IP number: 178.16.57.135.
Other host names, for instance merca.de, r21298.agenturserver.it, faltboot.de, www.faltboot.de and mail.bio-tee.de share IP numbers with bio-tee.de.
Name Servers
The domain bio-tee.de is delegated to three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
bio-tee.de shares name servers with other domains at least partially, for instance giliard.eu, ergodoo.com, lucart.org, wogibtswas.de and ta-dip.de.
these name servers are often used with helium.ns.hetzner.de, hydrogen.ns.hetzner.com and oxygen.ns.hetzner.com.
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
The mail server for bio-tee.de is mail.bio-tee.de.
Host name mail.bio-tee.de resolves to IP 178.16.57.135.