lerntechnik.com - robtex.com
lerntechnik.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns1.hostfire.ch ⚠️ Not in zone NS records | ||||||
| A | 80.74.147.43🇨🇭 ASN-METANET80.74.144.0/20 METANET AG, Switzerland | ||||||
| PTR | paragon.sui-inter.net | ||||||
| NS | dns3.hostfire.ch ⚠️ Not in zone NS records | ||||||
| A | 80.74.147.43🇨🇭 ASN-METANET80.74.144.0/20 METANET AG, Switzerland | ||||||
| PTR | paragon.sui-inter.net | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774812522 | ||||||
Same first word
lerntechnik.com |
DNS History
4 records (2 active, 2 former)
●NSdns1.hostfire.ch2008-03-18 → 2026-03-29 · 4 obs
● 2008-03-18 05:28:10
○ 2015-07-02 01:54:16
● 2026-03-13 16:31:12
● 2026-03-29 19:44:18
○ 2015-07-02 01:54:16
● 2026-03-13 16:31:12
● 2026-03-29 19:44:18
●NSdns3.hostfire.ch2008-03-18 → 2026-03-29 · 4 obs
● 2008-03-18 05:28:10
○ 2015-07-02 01:54:16
● 2026-03-13 16:31:12
● 2026-03-29 19:44:18
○ 2015-07-02 01:54:16
● 2026-03-13 16:31:12
● 2026-03-29 19:44:18
○MXmail.lerntechnik.com2008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 05:28:10
○ 2015-07-02 01:54:16
○ 2026-03-29 19:44:18
○ 2015-07-02 01:54:16
○ 2026-03-29 19:44:18
○A87.230.87.722008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 05:28:10
○ 2015-07-02 01:54:16
○ 2026-03-29 19:44:18
○ 2015-07-02 01:54:16
○ 2026-03-29 19:44:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| lerntechnik.com | dns1.hostfire.ch, dns3.hostfire.ch | - |
✅ Authoritative Response
Server:80.74.147.43
NS records: dns1.hostfire.ch, dns3.hostfire.ch
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for lerntechnik.com (unsigned zone)
⏱️ Timing
Total: 778ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
lerntechnik.com's delegation is to two name servers dns1.hostfire.ch and dns3.hostfire.ch.
lerntechnik.com shares the same name server configuration as other domains, such as winesso.ch, btin.ch, boersenkommentar.com, cyom.at and cyom.org.
Host names with one IP number: dns1.hostfire.ch and dns3.hostfire.ch point to 80.74.147.43.