zuurkool.com - robtex.com
zuurkool.com
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=1771291435 | ||||||
Subdomains
mail.zuurkool.com |
Same first word
DNS History
10 records (7 active, 3 former)
○NSns1.companyhosting.nl2015-08-03 → 2017-01-20 · 4 obs
● 2017-01-20 18:42:00
○ 2018-06-19 00:30:08
○ 2026-03-23 15:26:12
●NSns1.openprovider.nl2026-03-16 → 2026-03-23 · 3 obs
● 2026-03-16 09:04:22
● 2026-03-23 15:26:12
○NSns2.companyhosting.nl2015-08-03 → 2017-01-20 · 4 obs
● 2017-01-20 18:42:00
○ 2018-06-19 00:30:08
○ 2026-03-23 15:26:12
●NSns2.openprovider.be2026-03-16 → 2026-03-23 · 3 obs
● 2026-03-16 09:04:22
● 2026-03-23 15:26:12
●NSns3.mm-webmedia.nl2018-06-19 → 2026-03-23 · 3 obs
● 2018-06-19 00:30:08
● 2026-03-23 15:26:12
●NSns3.openprovider.eu2026-03-16 → 2026-03-23 · 3 obs
● 2026-03-16 09:04:22
● 2026-03-23 15:26:12
●NSns4.mm-webmedia.nl2018-06-19 → 2026-03-23 · 3 obs
● 2018-06-19 00:30:08
● 2026-03-23 15:26:12
●MXmail.zuurkool.com2015-08-03 → 2026-03-23 · 2 obs
● 2026-03-23 15:26:12
●A213.159.24.942018-06-19 → 2026-03-23 · 3 obs
● 2018-06-19 00:30:08
● 2026-03-23 15:26:12
○A83.98.150.902015-08-03 → 2017-01-20 · 4 obs
● 2017-01-20 18:42:00
○ 2018-06-19 00:30:08
○ 2026-03-23 15:26:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| zuurkool.com | ns1.openprovider.nl, ns3.openprovider.eu, ns2.openprovider.be | - |
✅ Authoritative Response
Server:162.159.48.89
NS records: ns1.openprovider.nl, ns3.openprovider.eu, ns2.openprovider.be
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 786ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.159.24.94 |
| NS | 2 | ns3.mm-webmedia.nl, ns4.mm-webmedia.nl |
| MX | 1 | mail.zuurkool.com (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:213.159.24.90 ~all |
| SOA | 1 | ns3.mm-webmedia.nl hostmaster.zuurkool.c |
Analysis
Hierarchy
zuurkool.com is the parent of mail.zuurkool.com.
IP Addresses
zuurkool.com resolves to one IP number: 213.159.24.94.
other host names including mail.zuurkool.com, webdive.nl, mail.bezoek-tsjechie.nl, mail.webdive.nl and mail.zuurkool.nl share IP numbers with zuurkool.com.
Name Servers
zuurkool.com is delegated to five name servers: ns2.openprovider.be, ns3.openprovider.eu, ns3.mm-webmedia.nl, ns4.mm-webmedia.nl and ns1.openprovider.nl.
zuurkool.com at least partially shares name servers with other domains, for instance servidoresns.com, delooy.nl, monespace-alerteulys.com, puntoblanco.nl and cb-national.net.
These name servers are commonly used alongside ns1.mm-webmedia.nl and ns2.mm-webmedia.nl.
Host names with two IP numbers
ns2.openprovider.be points to 2400:cb00:2049:1::a29f:1b60 and 162.159.27.96
ns3.openprovider.eu points to 2400:cb00:2049:1::a29f:3059 and 162.159.48.89
ns1.openprovider.nl points to 2400:cb00:2049:1::a29f:1a0a and 162.159.26.10
Host names with one IP number
ns3.mm-webmedia.nl points to 213.159.24.91
ns4.mm-webmedia.nl points to 213.159.24.92
Mail Servers
zuurkool.com is handled by a single mail server, mail.zuurkool.com.
mail.zuurkool.com resolves to IP 213.159.24.94.