CF1763813841453-tsm20251122110840

WWW.ROBTEX.COM - 1challenge.com

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1challenge.com checked at 2025-11-22T12:17:21.326Z 1807ms 260/260/260 100% R:14 allDone:true timedOut:false

1challenge.com

MXantispamcluster.protagonist.nl
A2a00:19c0:a064:180::1πŸ‡³πŸ‡± Infopact Netwerk & Communicatie
PTRantispam8.protagonist.nl
A2a00:19c0:b077:180::1πŸ‡³πŸ‡± Infopact Netwerk & Communicatie
PTRantispam9.protagonist.nl
A2a00:19c0:d148::80πŸ‡³πŸ‡± Infopact Netwerk & Communicatie
PTRantispam6.protagonist.nl
A2a00:19c0:d148::180πŸ‡³πŸ‡± Infopact Netwerk & Communicatie
PTRantispam7.protagonist.nl
A2a00:19c0:d148::250πŸ‡³πŸ‡± Infopact Netwerk & Communicatie
PTRantispam1.protagonist.nl
A185.214.148.80πŸ‡³πŸ‡± Infopact Netwerk & Communicatie
PTRantispam6.protagonist.nl
A185.214.148.180πŸ‡³πŸ‡± Infopact Netwerk & Communicatie
PTRantispam7.protagonist.nl
A185.214.148.250πŸ‡³πŸ‡± Infopact Netwerk & Communicatie
PTRantispam1.protagonist.nl
A217.18.64.180πŸ‡³πŸ‡± Infopact Netwerk & Communicatie
PTRantispam8.protagonist.nl
A217.18.77.180πŸ‡³πŸ‡± Infopact Netwerk & Communicatie
PTRantispam9.protagonist.nl
NSken.ns.cloudflare.com
A2606:4700:58::adf5:3b7fπŸ‡ΊπŸ‡Έ Cloudflare
PTRken.ns.cloudflare.com
A2803:f800:50::6ca2:c17fπŸ‡¨πŸ‡· Cloudflare
PTRken.ns.cloudflare.com
A2a06:98c1:50::ac40:217fπŸ‡ΊπŸ‡Έ Cloudflare
PTRken.ns.cloudflare.com
A108.162.193.127πŸ‡ΊπŸ‡Έ Cloudflare
PTRken.ns.cloudflare.com
A172.64.33.127πŸ‡ΊπŸ‡Έ Cloudflare
PTRken.ns.cloudflare.com
A173.245.59.127πŸ‡ΊπŸ‡Έ Cloudflare
PTRken.ns.cloudflare.com
NSlisa.ns.cloudflare.com
A2606:4700:50::adf5:3a83πŸ‡ΊπŸ‡Έ Cloudflare
PTRlisa.ns.cloudflare.com
A2803:f800:50::6ca2:c083πŸ‡¨πŸ‡· Cloudflare
PTRlisa.ns.cloudflare.com
A2a06:98c1:50::ac40:2083πŸ‡ΊπŸ‡Έ Cloudflare
PTRlisa.ns.cloudflare.com
A108.162.192.131πŸ‡ΊπŸ‡Έ Cloudflare
PTRlisa.ns.cloudflare.com
A172.64.32.131πŸ‡ΊπŸ‡Έ Cloudflare
PTRlisa.ns.cloudflare.com
A173.245.58.131πŸ‡ΊπŸ‡Έ Cloudflare
PTRlisa.ns.cloudflare.com
A136.243.89.146πŸ‡©πŸ‡ͺ Hetzner
PTRs33.domeinwinkel.nl

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NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
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NSk.gtld-servers.net
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NSm.gtld-servers.net

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Starts with same word

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AI analysis

1challenge.com is a parent of mail.1challenge.com.

1challenge.com points to a single IP number: 136.243.89.146.

Other host names, for instance ontspannenslapen.nl, mail.roelofvanwienesse.nl, gzella.com, mail.amoart.be and huisartsenpraktijknazareth.nl share IP numbers with 1challenge.com.

Delegation for 1challenge.com rests with two name servers, ken.ns.cloudflare.com and lisa.ns.cloudflare.com.

1challenge.com shares the same name server setup as other domains, including cct.nl, debakkerconsulting.eu, pompoenzaden.nl, domeinwinkel.nl and kiewiet.nl.

1challenge.com at least partially shares name servers with other domains, for instance dcluttr.com, dupont-barbier.com, lovelan.no, bln-cp.tv and xd.ms.

Host names with six IP numbers: ken.ns.cloudflare.com points to: 2606:4700:58::adf5:3b7f, 2803:f800:50::6ca2:c17f, 2a06:98c1:50::ac40:217f, 108.162.193.127, 172.64.33.127 and 173.245.59.127. lisa.ns.cloudflare.com points to: 2606:4700:50::adf5:3a83, 2803:f800:50::6ca2:c083, 2a06:98c1:50::ac40:2083, 108.162.192.131, 172.64.32.131 and 173.245.58.131.

1challenge.com is handled by a single mail server, antispamcluster.protagonist.nl.

1challenge.com uses the same mail server configuration as other domains, such as hasvacature.nl, bunskoeke.nl, kovar.nl, multi-tax.nl and rhino.nl.

1challenge.com shares at least partially some mail servers with other domains, for example bowlingcentrumgouda.nl, deje-international.nl and plttransport.nl.

Host name antispamcluster.protagonist.nl resolves to ten IP numbers: 2a00:19c0:a064:180::1, 2a00:19c0:b077:180::1, 2a00:19c0:d148::80, 2a00:19c0:d148::180, 2a00:19c0:d148::250, 185.214.148.80, 185.214.148.180, 185.214.148.250, 217.18.64.180 and 217.18.77.180.

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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