lehrwelt.de - robtex.com
lehrwelt.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 89.191.70.10🇩🇪 MEGASPACE-AS89.191.64.0/19 DE-MEGASPACE-IPV4-1 | ||||||
| NS | dns2.ronet.de ⭐ | ||||||
| A | 2a01:4f8:1c1c:ce4c::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | smtp2.ronet.de | ||||||
| A | 49.13.201.152🇩🇪 Hetzner49.13.0.0/16 HETZNER-DC | ||||||
| PTR | smtp2.ronet.de | ||||||
| NS | dns.ronet.de | ||||||
| A | 2a0b:9940:0:200::120:2🇩🇪 KOMRO-AS2a0b:9940::/32 | ||||||
| PTR | dns.ronet.de | ||||||
| A | 185.214.120.2🇩🇪 KOMRO-AS185.214.120.0/22 | ||||||
| PTR | dns.ronet.de | ||||||
| NS | dns3.ronet.de | ||||||
| A | 2a02:c206:3010:4909::1🇩🇪 CONTABO2a02:c206::/32 | ||||||
| PTR | smtp3.ronet.de | ||||||
| A | 217.76.62.108🇩🇪 CONTABO217.76.48.0/20 | ||||||
| PTR | smtp3.ronet.de | ||||||
| MX | mx01.trustedcloud.it ⭐ | ||||||
| A | 83.246.65.100🇩🇪 SSERV-AS83.246.0.0/17 kyberio GmbH | ||||||
| PTR | nlb01-hz2.hornetsecurity.com.65.246.83.in-addr.arpa | ||||||
| A | 94.100.134.100🇩🇪 NCORE-AS94.100.134.0/24 antispameurope GmbH via as12676 | ||||||
| PTR | nlb01-hz3.hornetsecurity.com | ||||||
| MX | mx02.trustedcloud.it(20) | ||||||
| A | 83.246.65.100🇩🇪 SSERV-AS83.246.0.0/17 kyberio GmbH | ||||||
| PTR | nlb01-hz2.hornetsecurity.com.65.246.83.in-addr.arpa | ||||||
| TXT | google-site-verification=s_MEQrzQZJvRdn3yyajBfDLtrNBB8S2MyYKOKwVsmRw | ||||||
| SOA | dns.ronet.dehostmaster@ronet.de 2023-06-06 #1 | ||||||
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=1776154732 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSdns3.ronet.de2026-04-04 → 2026-04-14 · 3 obs
● 2026-04-04 00:34:38
● 2026-04-14 08:37:22
●MXmx01.trustedcloud.it2015-08-20 → 2026-04-14 · 2 obs
● 2026-04-14 08:37:22
●MXmx02.trustedcloud.it2015-08-20 → 2026-04-14 · 2 obs
● 2026-04-14 08:37:22
●A89.191.70.102015-08-20 → 2026-04-14 · 2 obs
● 2026-04-14 08:37:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| lehrwelt.de | dns.ronet.de, dns3.ronet.de, dns2.ronet.de | 6 records |
✅ Authoritative Response
Server:49.13.201.152
NS records: dns.ronet.de, dns3.ronet.de, dns2.ronet.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lehrwelt.de (unsigned zone)
⏱️ Timing
Total: 653ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.191.70.10 |
| NS | 3 | dns.ronet.de, dns2.ronet.de... |
| MX | 2 | mx01.trustedcloud.it (pri: 10), mx02.trustedcloud.it (pri: 20) |
| TXT | 1 | google-site-verification=s_MEQrzQZJvRdn3 |
| SOA | 1 | dns.ronet.de hostmaster.ronet.de |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (dns3.ronet.de, dns2.ronet.de, dns.ronet.de...)
Analysis
IP Addresses
lehrwelt.de points to a single IP number: 89.191.70.10.
Other host names, for instance cotec-verlag.de, cotec.at and cotec-download.de share IP numbers with lehrwelt.de.
Name Servers
lehrwelt.de is delegated to three name servers: dns2.ronet.de, dns3.ronet.de and dns.ronet.de.
lehrwelt.de at least partially shares name servers with other domains, for instance treadmill.center, quixx.gr, coregamers.de, lsl.eu and praeventa-pharm.ch.
Host names with two IP numbers:
Host dns2.ronet.de points to 2a01:4f8:1c1c:ce4c::1 and 49.13.201.152.
Host dns3.ronet.de points to 2a02:c206:3010:4909::1 and 217.76.62.108.
Host dns.ronet.de points to 2a0b:9940:0:200::120:2 and 185.214.120.2.
Mail Servers
lehrwelt.de is handled by two mail servers: mx01.trustedcloud.it and mx02.trustedcloud.it.
lehrwelt.de shares the same mail server setup as other domains, for example web4click.de.
lehrwelt.de shares mail servers with other domains at least partially, including webmaxx.biz, amphenol-automotive.de, hosted-crm.de, miele-plag.org and biognosys.ch.
these mail servers are often used with mx03.trustedcloud.it and mx04.trustedcloud.it.
Host names with two IPs:
mx01.trustedcloud.it points to 83.246.65.100 and 94.100.134.100.
Host names with one IP:
mx02.trustedcloud.it points to 83.246.65.100.
Host names pointing to 83.246.65.100: mx01.trustedcloud.it and mx02.trustedcloud.it.