CF1760746382694-tsm20251017082432

DNSWHOIS.INFO - isp-systems.nl

Search for IP or hostnames:

isp-systems.nl checked at 2025-10-18T00:13:02.672Z 244ms 116/116/116 100% R:11

isp-systems.nl

NSns1.rrpproxy.net
A2a04:2b00:14cc::226 🇬🇧 RcodeZero Anycast DNS
PTRns1.rrpproxy.net
A193.227.117.226🇩🇪 RcodeZero Anycast DNS
PTRns1.rrpproxy.net
NSns2.rrpproxy.net
A2a04:2b00:14dd::226 🇬🇧 RcodeZero Anycast DNS
PTRns2.rrpproxy.net
A194.50.187.226🇩🇪 RCODEZERO-ANYCAST-SEC2
PTRns2.rrpproxy.net
NSns3.rrpproxy.net
A2a04:2b00:14ee::226 🇬🇧 RcodeZero Anycast DNS
PTRns3.rrpproxy.net
A194.0.182.226🇩🇪 RCODEZERO-ANYCAST-SEC2
PTRns3.rrpproxy.net
NSns4.rrpproxy.net
A2a04:2b00:14ee::226 🇬🇧 RcodeZero Anycast DNS
PTRns3.rrpproxy.net
A194.0.182.226🇩🇪 RCODEZERO-ANYCAST-SEC2
PTRns3.rrpproxy.net
MXispsystems-nl0i.mail.protection.outlook.com
A2a01:111:f403:ca04::2 🇮🇪 Microsoft
PTRmail-du2pr03cu00102.inbound.protection.outlook.com
A2a01:111:f403:ca04::d 🇮🇪 Microsoft
PTRmail-db6pr03cu00105.inbound.protection.outlook.com
A2a01:111:f403:ca09::3 🇳🇱 Microsoft
PTRmail-am6pr04cu00303.inbound.protection.outlook.com
A2a01:111:f403:ca09::9 🇳🇱 Microsoft
PTRmail-as8pr04cu00801.inbound.protection.outlook.com
A52.101.68.16🇮🇪 Microsoft
PTRmail-db4pr02cu00400.inbound.protection.outlook.com
A52.101.68.18🇮🇪 Microsoft
PTRmail-db4pr02cu00302.inbound.protection.outlook.com
A52.101.68.32🇮🇪 Microsoft
PTRmail-db3pr0202cu00200.inbound.protection.outlook.com
A52.101.73.1🇳🇱 Microsoft
PTRmail-am3pr04cu00501.inbound.protection.outlook.com
A157.90.167.52🇩🇪 Hetzner
PTRweb10.sixict.nl

nl

NSns1.dns.nl
NSns3.dns.nl
NSns4.dns.nl

Up

Starts with same word

Starts similarily

AI analysis

isp-systems.nl is a parent of mail.isp-systems.nl, ns2.isp-systems.nl, remote.isp-systems.nl, srv04.isp-systems.nl, reseller02.isp-systems.nl and a few other host names.

isp-systems.nl points to a single IP address: 157.90.167.52.

Other host names such as mail.duikteamzeester.nl, web10.sixict.nl, poppenhuisplein.nl, inoxi.org and netfeed.nl share IPs with isp-systems.nl.

isp-systems.nl is delegated to four name servers: ns1.rrpproxy.net, ns2.rrpproxy.net, ns3.rrpproxy.net and ns4.rrpproxy.net.

isp-systems.nl at least partially shares name servers with other domains, for example stroeermb.de, pastor-gestion.com, deautos.cl, paul-levin.at and tmview.de.

Host names with two IP numbers

ns1.rrpproxy.net points to 2a04:2b00:14cc::226 and 193.227.117.226

ns2.rrpproxy.net points to 2a04:2b00:14dd::226 and 194.50.187.226

ns3.rrpproxy.net points to 2a04:2b00:14ee::226 and 194.0.182.226

ns4.rrpproxy.net points to 2a04:2b00:14ee::226 and 194.0.182.226

Host names that point to 2a04:2b00:14ee::226: ns3.rrpproxy.net and ns4.rrpproxy.net

Host names that point to 194.0.182.226: ns3.rrpproxy.net and ns4.rrpproxy.net

The ispsystems-nl0i.mail.protection.outlook.com mail server handles isp-systems.nl.

ispsystems-nl0i.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::2, 2a01:111:f403:ca04::d, 2a01:111:f403:ca09::3, 2a01:111:f403:ca09::9, 52.101.68.16, 52.101.68.18, 52.101.68.32 and 52.101.73.1.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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qJGBKlp CF johedugfp 2025-10-18