kbz.nl - robtex.com

kbz.nl

DNSSEC🔒 Signed (DS record present)
A91.233.52.202🇳🇱 Equinix91.233.52.0/23 Windkracht Internet B.V.
PTRstandaardsite.ziber.eu
NSns1.openprovider.nl ⭐
A2400:cb00:2049:1::a29f:1a0a🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.26.10Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.openprovider.be
A2400:cb00:2049:1::a29f:1b60🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.27.96Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns3.openprovider.eu
A2400:cb00:2049:1::a29f:3059🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.48.89Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
MXkbz-nl.mail.protection.outlook.com ⭐
A2a01:111:f403:ca09::4🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am0pr04cu00504.inbound.protection.outlook.com
A2a01:111:f403:ca09::6🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am4pr0401cu00106.inbound.protection.outlook.com
A2a01:111:f403:ca09::8🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-as2pr05cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca09::e🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am7pr05cu00206.inbound.protection.outlook.com
A52.101.68.5🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-du2pr03cu00105.inbound.protection.outlook.com
A52.101.68.27🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db7pr03cu00503.inbound.protection.outlook.com
A52.101.73.16🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as2pr05cu00100.inbound.protection.outlook.com
A52.101.73.28🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am7pr05cu00204.inbound.protection.outlook.com
TXTv=spf1 include:spf.protection.outlook.com include:spf.ziber.eu -all
TXTMS=ms65947394
SOAns1.openprovider.nldns@openprovider.eu 2023-01-18 #4

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-05-12 07:30:02 +0000 (EPOCH 1778571002)
SOAns1.dns.nldns@sidn.nl 2026-05-12 #15

Same first word

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zbk.cn
bkz.ro
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kzb.krakow.pl
bkz.me
bkz.com.tr
zbk.edu.sg

DNS History

10 records (5 active, 5 former)

20162017201820192020202120222023202420252026NSns1.openprovider.nlns2.openprovider.bens3.openprovider.euns1.ziber.euns2.ziber.euns3.ziber.euMXkbz-nl.mail.protection.outlook.commail.windkrachtinternet.nlmx.buggymail.euA91.233.52.202
●NSns1.openprovider.nl2026-04-05 → 2026-05-12 · 3 obs
○ 2016-12-06 06:19:14
● 2026-04-05 17:49:50
● 2026-05-12 08:01:12
○NSns1.ziber.eu2015-07-18 → 2016-12-06 · 4 obs
● 2015-07-18 12:46:04
● 2016-12-06 06:19:14
○ 2026-04-05 17:49:50
○ 2026-05-12 08:01:12
●NSns2.openprovider.be2026-04-05 → 2026-05-12 · 3 obs
○ 2016-12-06 06:19:14
● 2026-04-05 17:49:50
● 2026-05-12 08:01:12
○NSns2.ziber.eu2015-07-18 → 2016-12-06 · 4 obs
● 2015-07-18 12:46:04
● 2016-12-06 06:19:14
○ 2026-04-05 17:49:50
○ 2026-05-12 08:01:12
●NSns3.openprovider.eu2026-04-05 → 2026-05-12 · 3 obs
○ 2016-12-06 06:19:14
● 2026-04-05 17:49:50
● 2026-05-12 08:01:12
○NSns3.ziber.eu2015-07-18 → 2016-12-06 · 4 obs
● 2015-07-18 12:46:04
● 2016-12-06 06:19:14
○ 2026-04-05 17:49:50
○ 2026-05-12 08:01:12
●MXkbz-nl.mail.protection.outlook.com2016-11-30 → 2026-05-12 · 3 obs
○ 2016-07-24 14:26:06
● 2016-11-30 21:23:26
● 2026-05-12 08:01:12
○MXmail.windkrachtinternet.nl2015-07-18 → 2016-07-24 · 4 obs
● 2015-07-18 12:46:04
● 2016-07-24 14:26:06
○ 2016-11-30 21:23:26
○ 2026-05-12 08:01:12
○MXmx.buggymail.eu2015-07-18 → 2016-07-24 · 4 obs
● 2015-07-18 12:46:04
● 2016-07-24 14:26:06
○ 2016-11-30 21:23:26
○ 2026-05-12 08:01:12
●A91.233.52.2022015-07-18 → 2026-05-12 · 2 obs
● 2015-07-18 12:46:04
● 2026-05-12 08:01:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns3.dns.nl, ns1.dns.nl, ns4.dns.nl-
kbz.nlns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu-

✅ Authoritative Response

Server:162.159.26.10

NS records: ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 722ms | Queries: -

📄 Records

TypeCountSample Data
A191.233.52.202
NS3ns3.openprovider.eu, ns2.openprovider.be...
MX1kbz-nl.mail.protection.outlook.com (pri:
TXT2v=spf1 include:spf.protection.outlook.co, MS=ms65947394
SOA1ns1.openprovider.nl dns.openprovider.eu

Analysis

IP Addresses

kbz.nl resolves to a single IP address: 91.233.52.202.

Other host names including steunfondsjeugdzorg.nl, prismatic.nl, aktivio.nl, standaardsite.ziber.eu and schabmuller.nl share IP numbers with kbz.nl.

Name Servers

kbz.nl is delegated to three name servers: ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl.

kbz.nl at least partially shares name servers with other domains, including daemmstoffonline.de, sjefke.nl, steef.be, advocaatspreekuur.nl and weetikhet.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

Mail Servers

kbz.nl is handled by a single mail server, kbz-nl.mail.protection.outlook.com.

Hostname kbz-nl.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::6, 2a01:111:f403:ca09::8, 2a01:111:f403:ca09::e, 52.101.68.5, 52.101.68.27, 52.101.73.16 and 52.101.73.28.