casperpostma.nl - robtex.com

casperpostma.nl

DNSSEC🔒 Signed (DS record present)
A2a0b:c140:ab::1701🇳🇱 Esmero2a0b:c140::/32 ESMERO-BLOCKV6-1
A91.198.171.153🇳🇱 Esmero91.198.170.0/23 ESMERO-BLOCK-1
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
MXcasperpostma-nl.mail.protection.outlook.com ⭐
A2a01:111:f403:ca04::d🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db6pr03cu00105.inbound.protection.outlook.com
A2a01:111:f403:ca04::f🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db7pr03cu00507.inbound.protection.outlook.com
A2a01:111:f403:ca04::10🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-dbapr03cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca09::b🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am7pr05cu00103.inbound.protection.outlook.com
A52.101.68.16🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db4pr02cu00400.inbound.protection.outlook.com
A52.101.68.25🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-db8pr02cu00101.inbound.protection.outlook.com
A52.101.73.22🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am7pr05cu00106.inbound.protection.outlook.com
A52.101.73.26🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-as9pr05cu01302.inbound.protection.outlook.com
TXTv=spf1 include:spf.protection.outlook.com -all
TXTMS=ms85369298
SOAns1.openprovider.nldns@openprovider.eu 2024-05-08 #3

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-07-25 05:00:01 +0000 (EPOCH 1784955601)
SOAns1.dns.nldns@sidn.nl 2026-07-25 #10

Same first word

casperpostma.nl

DNS History

10 records (6 active, 4 former)

20162017201820192020202120222023202420252026NSns1.openprovider.nlns2.openprovider.bens3.openprovider.euns5.tpac.nlns6.tpac.nlMXcasperpostma-nl.mail.protection.outlook.commail.casperpostma.nlA2a0b:c140:ab::170191.198.171.15362.212.152.123
●NSns1.openprovider.nl2026-02-21 → 2026-07-25 · 3 obs
○ 2017-02-14 17:00:34
● 2026-02-21 02:02:22
● 2026-07-25 06:03:52
●NSns2.openprovider.be2026-02-21 → 2026-07-25 · 3 obs
○ 2017-02-14 17:00:34
● 2026-02-21 02:02:22
● 2026-07-25 06:03:52
●NSns3.openprovider.eu2026-02-21 → 2026-07-25 · 3 obs
○ 2017-02-14 17:00:34
● 2026-02-21 02:02:22
● 2026-07-25 06:03:52
○NSns5.tpac.nl2015-08-06 → 2017-02-14 · 4 obs
● 2015-08-06 13:16:56
● 2017-02-14 17:00:34
○ 2026-02-21 02:02:22
○ 2026-07-25 06:03:52
○NSns6.tpac.nl2015-08-06 → 2017-02-14 · 4 obs
● 2015-08-06 13:16:56
● 2017-02-14 17:00:34
○ 2026-02-21 02:02:22
○ 2026-07-25 06:03:52
●MXcasperpostma-nl.mail.protection.outlook.com2016-06-19 → 2026-07-25 · 3 obs
○ 2016-03-01 06:59:04
● 2016-06-19 15:39:10
● 2026-07-25 06:03:52
○MXmail.casperpostma.nl2015-08-06 → 2016-03-01 · 4 obs
● 2015-08-06 13:16:56
● 2016-03-01 06:59:04
○ 2016-06-19 15:39:10
○ 2026-07-25 06:03:52
●A2a0b:c140:ab::17012026-02-21 → 2026-07-25 · 3 obs
○ 2017-02-14 17:00:34
● 2026-02-21 02:02:22
● 2026-07-25 06:03:52
○A62.212.152.1232015-08-06 → 2017-02-14 · 4 obs
● 2015-08-06 13:16:56
● 2017-02-14 17:00:34
○ 2026-02-21 02:02:22
○ 2026-07-25 06:03:52
●A91.198.171.1532026-02-21 → 2026-07-25 · 3 obs
○ 2017-02-14 17:00:34
● 2026-02-21 02:02:22
● 2026-07-25 06:03:52

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:162.159.48.89

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: 4260ms | Queries: -

📄 Records

TypeCountSample Data
A191.198.171.153
AAAA12a0b:c140:ab::1701
NS3ns2.openprovider.be, ns3.openprovider.eu...
MX1casperpostma-nl.mail.protection.outlook.
TXT2MS=ms85369298, v=spf1 include:spf.protection.outlook.co
SOA1ns1.openprovider.nl dns.openprovider.eu

Analysis

IP Addresses

casperpostma.nl directs to two IP numbers, 91.198.171.153 and 2a0b:c140:ab::1701

Additional host names — fyi.nl, ictineo.nl, florinth.nl and two others — share IP numbers with casperpostma.nl.

Name Servers

The authoritative name servers for casperpostma.nl are ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl — three in total.

casperpostma.nl shares at least some of its name servers with other domains, including pczone.nl, gigasyte.nl, flaust.com and two others.

ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl all resolve to exactly two IP numbers apiece: ns2.openprovider.be → 162.159.27.96 and 2400:cb00:2049:1::a29f:1b60; ns3.openprovider.eu → 162.159.48.89 and 2400:cb00:2049:1::a29f:3059; ns1.openprovider.nl → 162.159.26.10 and 2400:cb00:2049:1::a29f:1a0a.

Mail Servers

casperpostma.nl has one mail server: casperpostma-nl.mail.protection.outlook.com.

casperpostma-nl.mail.protection.outlook.com points to 8 IP numbers: 52.101.68.16, 52.101.68.25, 52.101.73.22 and 5 other.