kooistra.com - robtex.com
kooistra.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=1777084531 | ||||||
Previously MX for
kooistra.com |
Subdomains
mail.kooistra.com |
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
○NSns00.skyberate.eu2015-05-18 → 2017-04-04 · 4 obs
● 2017-04-04 10:30:10
○ 2026-03-13 04:55:22
○ 2026-04-25 02:36:52
○NSns00.skyberate.nl2015-05-18 → 2017-04-04 · 4 obs
● 2017-04-04 10:30:10
○ 2026-03-13 04:55:22
○ 2026-04-25 02:36:52
○NSns01.skyberate.nl2015-05-18 → 2017-04-04 · 4 obs
● 2017-04-04 10:30:10
○ 2026-03-13 04:55:22
○ 2026-04-25 02:36:52
●NSns1.cloud86.nl2026-03-13 → 2026-04-25 · 3 obs
● 2026-03-13 04:55:22
● 2026-04-25 02:36:52
●NSns2.cloud86.nl2026-03-13 → 2026-04-25 · 3 obs
● 2026-03-13 04:55:22
● 2026-04-25 02:36:52
●NSns3.cloud86.eu2026-03-13 → 2026-04-25 · 3 obs
● 2026-03-13 04:55:22
● 2026-04-25 02:36:52
○MXkooistra.com2015-05-18 → 2017-04-04 · 4 obs
● 2017-04-04 10:30:10
○ 2026-03-13 04:55:22
○ 2026-04-25 02:36:52
●MXsmtp.google.com2026-03-13 → 2026-04-25 · 3 obs
● 2026-03-13 04:55:22
● 2026-04-25 02:36:52
○A185.87.248.1232015-05-18 → 2017-04-04 · 4 obs
● 2017-04-04 10:30:10
○ 2026-03-13 04:55:22
○ 2026-04-25 02:36:52
●A45.82.189.1682026-03-13 → 2026-04-25 · 3 obs
● 2026-03-13 04:55:22
● 2026-04-25 02:36:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net... | - |
| kooistra.com | ns1.cloud86.nl, ns2.cloud86.nl, ns3.cloud86.eu | - |
✅ Authoritative Response
Server:178.162.193.21
NS records: ns1.cloud86.nl, ns2.cloud86.nl, ns3.cloud86.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kooistra.com (unsigned zone)
⏱️ Timing
Total: 864ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.82.189.168 |
| NS | 3 | ns1.cloud86.nl, ns2.cloud86.nl... |
| MX | 1 | SMTP.google.com (pri: 10) |
| TXT | 4 | google-site-verification=pxU5o8bSbHHwouP, v=spf1 +a +mx +ip4:45.82.189.168 include... |
| SOA | 1 | ns1.cloud86.nl hostmaster.cloud86.io |
Analysis
Hierarchy
kooistra.com is the parent of mail.kooistra.com.
IP Addresses
kooistra.com resolves to a single IP address: 45.82.189.168.
Other host names, for instance managed431.cloud86-host.io, share IP numbers with kooistra.com.
Name Servers
kooistra.com is delegated to three name servers: ns3.cloud86.eu, ns1.cloud86.nl and ns2.cloud86.nl.
kooistra.com at least partially shares name servers with other domains, including vanvoorst.info, janp.nl, exertgroup.com, www.huidpunt.nl and brouwersbuitenleven.com.
Host names with two IP numbers:
ns3.cloud86.eu points to: 2a00:c98:2050:a003:c:1337:53:1 and 178.162.193.21
ns1.cloud86.nl points to: 2a0e:7280:0:188:13:1337:53:1 and 45.82.188.13
ns2.cloud86.nl points to: 2001:1af8:4700:a05c:11:1337:53:1 and 81.171.31.1
Mail Servers
kooistra.com is handled by a single mail server, smtp.google.com.
kooistra.com shares its mail server setup with other domains, including sailauna.com, thedonscoffee.com, chess.coach, bodycarestores.co.uk and codacompliance.com.
The mail servers for kooistra.com are shared with other domains, for instance tailwind.es, gameangel.com, gracebaptisttabernacle.org, parsisimmigration.com and frak-labs.com.
these mail servers are commonly used with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
The host name smtp.google.com points to nine IP numbers: 2607:f8b0:4004:c08::1a, 2607:f8b0:4004:c0b::1a, 2607:f8b0:4004:c0b::1b, 2607:f8b0:4004:c19::1a, 142.250.31.26, 142.250.31.27, 142.251.111.26, 142.251.111.27 and 172.253.63.27.