leerkunde.com - robtex.com
leerkunde.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a00:1938::5🇳🇱 INTERRACKS-AS2a00:1938::/32 InterRacks | ||||||
| PTR | server97.icehosting.nl | ||||||
| A | 195.22.100.5🇳🇱 INTERRACKS-AS195.22.100.0/22 InterRacks | ||||||
| NS | ns1.icehosting.nl ⭐ | ||||||
| A | 2a00:1938::6🇳🇱 INTERRACKS-AS2a00:1938::/32 InterRacks | ||||||
| PTR | ns1.icehosting.nl | ||||||
| A | 195.22.100.6🇳🇱 INTERRACKS-AS195.22.100.0/22 InterRacks | ||||||
| PTR | ns1.icehosting.nl | ||||||
| NS | ns2.icehosting.nl | ||||||
| A | 2a00:1938:0:1::6🇳🇱 INTERRACKS-AS2a00:1938::/32 InterRacks | ||||||
| PTR | ns2.icehosting.nl | ||||||
| A | 195.22.101.6🇳🇱 INTERRACKS-AS195.22.100.0/22 InterRacks | ||||||
| PTR | ns2.icehosting.nl | ||||||
| MX | mail.leerkunde.com ⭐ | ||||||
| A | 2a00:1938::5🇳🇱 INTERRACKS-AS2a00:1938::/32 InterRacks | ||||||
| PTR | server97.icehosting.nl | ||||||
| A | 195.22.100.5🇳🇱 INTERRACKS-AS195.22.100.0/22 InterRacks | ||||||
| PTR | server97.icehosting.nl | ||||||
| TXT | v=spf1 a mx ip4:195.22.100.5 ip6:2a00:1938:0:0:0:0:0:5 ~all | ||||||
| SOA | ns1.icehosting.nlhostmaster@leerkunde.com 2025-10-09 #0 | ||||||
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=1778446961 | ||||||
Subdomains
mail.leerkunde.com |
Same first word
leerkunde.com |
leerkunde.nl |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns1.icehosting.nl2015-06-26 → 2026-05-10 · 2 obs
● 2026-05-10 21:04:56
●NSns2.icehosting.nl2015-06-26 → 2026-05-10 · 2 obs
● 2026-05-10 21:04:56
●MXmail.leerkunde.com2015-06-26 → 2026-05-10 · 2 obs
● 2026-05-10 21:04:56
●A195.22.100.52015-06-26 → 2026-05-10 · 2 obs
● 2026-05-10 21:04:56
●A2a00:1938::52015-06-26 → 2026-05-10 · 2 obs
● 2026-05-10 21:04:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, b.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net... | - |
| leerkunde.com | ns1.icehosting.nl, ns2.icehosting.nl | - |
✅ Authoritative Response
Server:195.22.100.6
NS records: ns1.icehosting.nl, ns2.icehosting.nl
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for leerkunde.com (unsigned zone)
⏱️ Timing
Total: 758ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.22.100.5 |
| AAAA | 1 | 2a00:1938::5 |
| NS | 2 | ns2.icehosting.nl, ns1.icehosting.nl |
| MX | 1 | mail.leerkunde.com (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:195.22.100.5 ip6:2a00:19 |
| SOA | 1 | ns1.icehosting.nl hostmaster.leerkunde.c |
Analysis
Hierarchy
leerkunde.com is the parent of mail.leerkunde.com.
IP Addresses
leerkunde.com resolves to two IP numbers: 2a00:1938::5 and 195.22.100.5.
other host names including mail.swiss-healthcompany.nl, inner-tree.org, gusto-calador.com, mail.moncky.nl and mail.livemediums.nl share IP numbers with leerkunde.com.
Name Servers
leerkunde.com is delegated to two name servers ns1.icehosting.nl and ns2.icehosting.nl.
leerkunde.com shares the same name server setup as other domains, for instance ens-ix.net, star-world.nl, gladheidbestrijding.org, devermakelaar.com and icehosting.biz.
leerkunde.com at least partially shares name servers with other domains, for instance servotig.com, nederlandskenniscentrum.nl, benimar.nl, commercialdepartment.nl and ikzoekeengoedekok.nl.
these name servers are often used together with ns1.stellarsystems.nl, ns2.stellarsystems.nl, ns3.icehosting.nl and ns4.icehosting.nl.
Host names with two IP numbers:
The host name ns1.icehosting.nl points to 2a00:1938::6 and 195.22.100.6; the host name ns2.icehosting.nl points to 2a00:1938:0:1::6 and 195.22.101.6.
Mail Servers
leerkunde.com is handled by a single mail server, mail.leerkunde.com.
mail.leerkunde.com resolves to two IP numbers: 2a00:1938::5 and 195.22.100.5.