CF1760495341300-tsm20251014171359

WWW.ROBTEX.COM - opensystems.dk

Search for IP or hostnames:

opensystems.dk checked at 2025-10-15T02:29:01.268Z 533ms 193/193/193 100% R:12

opensystems.dk

NSns01.one.com
A2001:67c:28cc::10ONECOM-INFRA
PTRns01.one.com
A195.206.121.10ONECOM-INFRA
PTRns01.one.com
NSns02.one.com
A2001:67c:3c0::10🇩🇰 One.com
PTRns02.one.com
A185.10.11.10One.com
PTRns02.one.com
MXaspmx.l.google.com
A2607:f8b0:4004:c06::1b🇺🇸 Google
PTRbg-in-f27.1e100.net
A172.253.63.27🇺🇸 Google
PTRbi-in-f27.1e100.net
MXalt1.aspmx.l.google.com
A2a00:1450:400b:c02::1a🇮🇪 Google
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google
PTRdj-in-f26.1e100.net
MXalt2.aspmx.l.google.com
A2a00:1450:400c:c00::1a🇧🇪 Google
PTRws-in-f26.1e100.net
PTRws-in-x1a.1e100.net
A173.194.76.27🇺🇸 Google
PTRws-in-f27.1e100.net
MXalt3.aspmx.l.google.com
A2607:f8b0:4001:c70::1a🇺🇸 Google
PTRyucbful-in-f26.1e100.net
A192.178.209.27🇺🇸 Google
PTRyucbful-in-f27.1e100.net
MXalt4.aspmx.l.google.com
A2607:f8b0:4024:c0d::1a🇺🇸 Google
PTRmj-in-f26.1e100.net
A192.178.152.27🇺🇸 Google
PTRmj-in-f27.1e100.net
A54.37.186.105🇫🇷 OVH
PTRip105.ip-54-37-186.eu

dk

NSb.nic.dk
NSc.nic.dk
NSh.nic.dk
NSl.nic.dk
NSs.nic.dk
NSt.nic.dk

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Starts with same word

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AI analysis

The parent of www.opensystems.dk is opensystems.dk.

opensystems.dk points to a single IP address: 54.37.186.105.

Other host names, such as www.opensystems.dk and ip105.ip-54-37-186.eu, share IP numbers with opensystems.dk.

Two name servers ns01.one.com and ns02.one.com handle the delegation for opensystems.dk.

opensystems.dk shares the same name server setup as other domains, for example fredins.se, dr-stellanbergert.com, giovi.ch, vepro.se and ernholt.dk.

Host names with two IP numbers:

ns01.one.com points to 2001:67c:28cc::10 and 195.206.121.10.

ns02.one.com points to 2001:67c:3c0::10 and 185.10.11.10.

opensystems.dk is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

opensystems.dk shares at least partially some mail servers with other domains, for instance crossovercomms.com, niskayuna.org, gardille.net, vd-meulen.com and coxtails.co.uk.

these mail servers are often used together with aspmx2.googlemail.com, aspmx3.googlemail.com and fio6kydkyfktrxq4gs6aiwt42dizm43joj5plxiv54vl5cumec4a.mx-verification.google.com.

Host names with two IP numbers

Each host name points to two IP numbers:

aspmx.l.google.com points to 2607:f8b0:4004:c06::1b and 172.253.63.27

alt1.aspmx.l.google.com points to 2a00:1450:400b:c02::1a and 172.253.116.26

alt2.aspmx.l.google.com points to 2a00:1450:400c:c00::1a and 173.194.76.27

alt3.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.27

alt4.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1a and 192.178.152.27

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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XdNWtQF CF johedugfp 2025-10-15