koppejan.nl - robtex.com

koppejan.nl

DNSSEC⚠️ Not signed
A37.97.186.233🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands
PTRpl.activo.nl
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
MXkoppejan-nl.mail.protection.outlook.com ⭐
A2a01:111:f403:ca04::d🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db6pr03cu00105.inbound.protection.outlook.com
A2a01:111:f403:ca04::e🇮🇪 Microsoft2a01:111:f000::/36
PTRmail-db8pr02cu00106.inbound.protection.outlook.com
A2a01:111:f403:ca09::2🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am0pr83cu00402.inbound.protection.outlook.com
A2a01:111:f403:ca09::f🇳🇱 Microsoft2a01:111:f000::/36
PTRmail-am7pr05cu00307.inbound.protection.outlook.com
A52.101.68.8🇮🇪 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-du0pr03cu00100.inbound.protection.outlook.com
A52.101.73.1🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am3pr04cu00501.inbound.protection.outlook.com
A52.101.73.4🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am0pr83cu00404.inbound.protection.outlook.com
A52.101.73.12🇳🇱 Microsoft52.96.0.0/12 MICROSOFT
PTRmail-am4pr0401cu00104.inbound.protection.outlook.com
MXmail.koppejan.nl(10)
A37.97.186.233🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands
PTRpl.activo.nl
TXTMS=ms29702684
TXTv=spf1 include:spf.protection.outlook.com mx ip4:85.214.87.48 a:mail.koppejan...
SOAns1.openprovider.nldns@openprovider.eu 2026-02-03 #5

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl ⭐
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-07-11 12:00:02 +0000 (EPOCH 1783771202)
SOAns1.dns.nldns@sidn.nl 2026-07-11 #24

Subdomains

mail.koppejan.nl

Same first word

koppejan.nl

DNS History

9 records (6 active, 3 former)

20162017201820192020202120222023202420252026NSns1.openprovider.nlns2.openprovider.bens3.openprovider.euns1.efectivo.nlns2.efectivo.nlMXkoppejan-nl.mail.protection.outlook.commail.koppejan.nlA37.97.186.23385.17.179.80
○NSns1.efectivo.nl2015-07-11 → 2016-07-16 · 4 obs
● 2015-07-11 16:41:42
● 2016-07-16 22:40:42
○ 2017-03-22 05:32:14
○ 2026-07-11 12:42:54
●NSns1.openprovider.nl2017-03-22 → 2026-07-11 · 3 obs
○ 2016-07-16 22:40:42
● 2017-03-22 05:32:14
● 2026-07-11 12:42:54
○NSns2.efectivo.nl2015-07-11 → 2016-07-16 · 4 obs
● 2015-07-11 16:41:42
● 2016-07-16 22:40:42
○ 2017-03-22 05:32:14
○ 2026-07-11 12:42:54
●NSns2.openprovider.be2017-03-22 → 2026-07-11 · 3 obs
○ 2016-07-16 22:40:42
● 2017-03-22 05:32:14
● 2026-07-11 12:42:54
●NSns3.openprovider.eu2017-03-22 → 2026-07-11 · 3 obs
○ 2016-07-16 22:40:42
● 2017-03-22 05:32:14
● 2026-07-11 12:42:54
●MXkoppejan-nl.mail.protection.outlook.com2020-03-01 → 2026-07-11 · 3 obs
○ 2015-07-11 16:41:42
● 2020-03-01 12:34:18
● 2026-07-11 12:42:54
●MXmail.koppejan.nl2015-07-11 → 2026-07-11 · 2 obs
● 2015-07-11 16:41:42
● 2026-07-11 12:42:54
●A37.97.186.2332020-03-01 → 2026-07-11 · 3 obs
○ 2017-03-22 05:32:14
● 2020-03-01 12:34:18
● 2026-07-11 12:42:54
○A85.17.179.802015-07-11 → 2017-03-22 · 4 obs
● 2015-07-11 16:41:42
● 2017-03-22 05:32:14
○ 2020-03-01 12:34:18
○ 2026-07-11 12:42:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns4.dns.nl, ns3.dns.nl, ns1.dns.nl-
koppejan.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

⚠️ Insecure (no DNSSEC)

No DS record for koppejan.nl (unsigned zone)

⏱️ Timing

Total: 1288ms | Queries: -

📄 Records

TypeCountSample Data
A137.97.186.233
NS3ns2.openprovider.be, ns1.openprovider.nl...
MX2koppejan-nl.mail.protection.outlook.com , mail.koppejan.nl (pri: 10)
TXT2v=spf1 include:spf.protection.outlook.co, MS=ms29702684
SOA1ns1.openprovider.nl dns.openprovider.eu

Analysis

Hierarchy

mail.koppejan.nl is a subdomain of koppejan.nl.

IP Addresses

koppejan.nl resolves to one IP address: 37.97.186.233.

issue.nl, mail.rotomat.com, sedeszitmeubelen.nl and two other host names share IP numbers with koppejan.nl.

Name Servers

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

The name servers of koppejan.nl overlap at least partially with those of other domains — among them jeroenvanderweele.nl, baby-dump.be, nilda.nl and two more.

ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl each resolve to two IP addresses: ns2.openprovider.be resolves to 162.159.27.96 and 2400:cb00:2049:1::a29f:1b60; ns3.openprovider.eu resolves to 162.159.48.89 and 2400:cb00:2049:1::a29f:3059; ns1.openprovider.nl resolves to 162.159.26.10 and 2400:cb00:2049:1::a29f:1a0a.

Mail Servers

Mail for koppejan.nl is handled by two mail servers — mail.koppejan.nl and koppejan-nl.mail.protection.outlook.com.

Hostnames that resolve to 8 IP addresses:

koppejan-nl.mail.protection.outlook.com resolves to 52.101.68.8, 52.101.73.1, 52.101.73.4 and 5 other IP addresses.

Hosts with just one IP address:

mail.koppejan.nl points to 37.97.186.233.