keesaerts.com - dns.ninja

keesaerts.com

DNSSEC⚠️ Not signed
A213.171.65.50🇳🇱 A1-DC213.171.64.0/23
PTRplesk2.a1.nl
NSns01.a1.nl
A213.171.66.10🇳🇱 A1-DC213.171.66.0/23
NSns02.a1.nl
A213.171.65.10🇳🇱 A1-DC213.171.64.0/23
PTRtrading.a1.nl
NSns03.a1.nl
A213.171.71.10🇳🇱 a1-as213.171.70.0/23
MXmail.keesaerts.com
A213.171.65.50🇳🇱 A1-DC213.171.64.0/23
PTRplesk2.a1.nl
TXTv=spf1 ip4:213.171.65.0/24 ~all
SOAns01.a1.nlnoc@a1.nl 2026-07-23 #1

com

Subdomains

Same first word

Similar names

DNS History

8 records (5 active, 3 former)

20162017201820192020202120222023202420252026NSns01.a1.nlns02.a1.nlns03.a1.nlns1.a1.nlns3.a1.nlMXmail.keesaerts.comA213.171.65.5087.233.26.40
NSns01.a1.nl2026-02-15 → 2026-07-26 · 3 obs
○ 2017-04-06 19:36:02
● 2026-02-15 01:43:28
● 2026-07-26 03:08:38
NSns02.a1.nl2026-02-15 → 2026-07-26 · 3 obs
○ 2017-04-06 19:36:02
● 2026-02-15 01:43:28
● 2026-07-26 03:08:38
NSns03.a1.nl2026-02-15 → 2026-07-26 · 3 obs
○ 2017-04-06 19:36:02
● 2026-02-15 01:43:28
● 2026-07-26 03:08:38
NSns1.a1.nl2015-07-11 → 2017-04-06 · 4 obs
● 2015-07-11 18:06:40
● 2017-04-06 19:36:02
○ 2026-02-15 01:43:28
○ 2026-07-26 03:08:38
NSns3.a1.nl2015-07-11 → 2017-04-06 · 4 obs
● 2015-07-11 18:06:40
● 2017-04-06 19:36:02
○ 2026-02-15 01:43:28
○ 2026-07-26 03:08:38
MXmail.keesaerts.com2015-07-11 → 2026-07-26 · 2 obs
● 2015-07-11 18:06:40
● 2026-07-26 03:08:38
A213.171.65.502026-02-15 → 2026-07-26 · 3 obs
○ 2017-04-06 19:36:02
● 2026-02-15 01:43:28
● 2026-07-26 03:08:38
A87.233.26.402015-07-11 → 2017-04-06 · 4 obs
● 2015-07-11 18:06:40
● 2017-04-06 19:36:02
○ 2026-02-15 01:43:28
○ 2026-07-26 03:08:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
keesaerts.comns01.a1.nl, ns02.a1.nl, ns03.a1.nl-

✅ Authoritative Response

Server:213.171.71.10

NS records: ns01.a1.nl, ns02.a1.nl, ns03.a1.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for keesaerts.com (unsigned zone)

⏱️ Timing

Total: 638ms | Queries: -

📄 Records

TypeCountSample Data
A1213.171.65.50
NS3ns03.a1.nl, ns01.a1.nl...
MX1mail.keesaerts.com (pri: 10)
TXT1v=spf1 ip4:213.171.65.0/24 ~all
SOA1ns01.a1.nl noc.a1.nl

Analysis

Hierarchy

mail.keesaerts.com is delegated beneath keesaerts.com.

IP Addresses

keesaerts.com has exactly one IP address — 213.171.65.50.

plesk2.a1.nl, cartaluce.nl, rolandabma.nl plus two other host names have IP numbers in common with keesaerts.com.

Name Servers

keesaerts.com carries NS records delegating to ns01.a1.nl, ns02.a1.nl and ns03.a1.nl.

There is at least partial name server overlap between keesaerts.com and other domains — autorijschoolheerenveen.nl, pmarsman.nl, orthelius.info and two more among them.

These name servers are routinely deployed together with the name servers a.misconfigured.dns.server.invalid.

ns01.a1.nl points to 213.171.66.10; ns02.a1.nl points to 213.171.65.10; ns03.a1.nl points to 213.171.71.10 — each hostname maps to exactly one IP address.

Mail Servers

keesaerts.com uses one mail server — mail.keesaerts.com.

mail.keesaerts.com carries a single IP number, which is 213.171.65.50.