CF1757191166829-tsm20250906182357

DNSWHOIS.INFO - siebrenzijlstra.nl

Search for IP or hostnames:

siebrenzijlstra.nl checked at 2025-09-06T20:39:26.811Z 868ms 94/94/94 100% R:19

siebrenzijlstra.nl

MXfilter10.antispamcloud.com
A2001:550:2:61::2fc:100 🇺🇸 Cogent Communications, Inc.
A38.101.250.150🇺🇸 I-3
PTRfe3-r2-in.atl06.l.antispamcloud.com
MXfilter20.antispamcloud.com
A2001:550:2:61::2fc:100 🇺🇸 Cogent Communications, Inc.
A38.89.254.156🇺🇸 I-3
PTRfe1-r2-in.ch03.l.antispamcloud.com
MXfilter30.antispamcloud.com
A2001:550:2:3::62:100 🇺🇸 Cogent Communications, Inc.
PTRfe2-r2-in.la10.l.antispamcloud.com
A38.71.16.244🇺🇸 I-3
PTRfe2-r2-in.la10.l.antispamcloud.com
MXfilter40.antispamcloud.com
A2001:550:2:78::ca:100 🇺🇸 Cogent Communications, Inc.
PTRfe3-r2-in.atl06.l.antispamcloud.com
A38.101.250.150🇺🇸 I-3
PTRfe3-r2-in.atl06.l.antispamcloud.com
NSns1.smallhold-hosting-2.nl
A37.247.39.139🇳🇱 Nedzone
PTRmain.smallhold-hosting-2.nl
NSns2.smallhold-hosting-2.nl
A5.9.1.88🇩🇪 Hetzner
PTRbs-02.smallhold.nl
A37.247.39.139🇳🇱 Nedzone
PTRmain.smallhold-hosting-2.nl

nl

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

AI analysis

siebrenzijlstra.nl is associated with the IP address: 37.247.39.139.

The IP numbers are shared by siebrenzijlstra.nl with other host names such as mail.smallhold.nl, mail.thuissauna.nl, siebrenzijlstra.com, mail.zekerslagen.nl, and magicshow.nl.

Two name servers, ns1.smallhold-hosting-2.nl and ns2.smallhold-hosting-2.nl, are delegated to siebrenzijlstra.nl.

The name server setup for siebrenzijlstra.nl is shared with other domains such as tuinvoordeel.nl, mensmedia.nl, boldi.nl, selectionmusic.nl, and smallhold.net.

ns1.smallhold-hosting-2.nl and ns2.smallhold-hosting-2.nl both point to IP numbers: 37.247.39.139 and 5.9.1.88 respectively.

Four mail servers, filter10.antispamcloud.com, filter20.antispamcloud.com, filter30.antispamcloud.com, and filter40.antispamcloud.com, manage siebrenzijlstra.nl.

Other domains such as dcl.vn, hyundaibariavungtau.com, newcitizendesign.com, obroin.ie, and munteniidesus.ro share at least some mail servers with siebrenzijlstra.nl.

IP numbers 2001:550:2:61::2fc:100 and 38.101.250.150 are associated with filter10.antispamcloud.com and filter40.antispamcloud.com respectively. filter20.antispamcloud.com is linked to IP numbers 2001:550:2:61::2fc:100 and 38.89.254.156, while filter30.antispamcloud.com is connected to IP numbers 2001:550:2:3::62:100 and 38.71.16.244.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

wkWFjJr CF johedugfp 2025-09-06