WWW.RTSAK.COM - sek.de

Search for IP or hostnames:

sek.de checked at 2025-11-18T15:41:58.105Z 363ms 99/99/99 100% R:14 allDone:true timedOut:false

`sek.de`

MX	`mail.sek.de`
		A	91.204.46.225^{🇩🇪 netcup GmbH}
			PTR	`mx2ee1.netcup.net`
MX	`mx2ee1.netcup.net`
		A	2a03:4000:0:48a:40b:aff:fee5:97c4 ^{🇩🇪 netcup GmbH}
			PTR	`mx2ee1.netcup.net`
		A	91.204.46.225^{🇩🇪 netcup GmbH}
			PTR	`mx2ee1.netcup.net`
NS	`root-dns.netcup.net`
		A	2a03:4000:0:1::e1e1 ^{🇩🇪 netcup GmbH}
			PTR	`root-dns.netcup.net`
		A	46.38.225.225^{🇩🇪 netcup GmbH}
			PTR	`root-dns.netcup.net`
NS	`second-dns.netcup.net`
		A	2a03:4000:2:24b::c7c7 ^{🇩🇪 netcup GmbH}
			PTR	`second-dns.netcup.net`
		A	37.221.199.199^{🇩🇪 netcup GmbH}
			PTR	`second-dns.netcup.net`
NS	`third-dns.netcup.net`
		A	2a03:4001:0:106::3f44 ^{🇩🇪 netcup GmbH}
			PTR	`third-dns.netcup.net`
		A	188.68.63.68^{🇩🇪 netcup GmbH}
			PTR	`third-dns.netcup.net`
A	2a03:4000:30:e0df::15:8541 ^{🇩🇪 netcup GmbH}
A	91.204.46.223^{🇩🇪 netcup GmbH}
		PTR	`a2edf.netcup.net`

`de`

	NS	`a.nic.de`
	NS	`f.nic.de`
	NS	`z.nic.de`
	NS	`l.de.net`
	NS	`n.de.net`
	NS	`s.de.net`

Up

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AI analysis

sek.de is the parent of mail.sek.de.

sek.de resolves to two IPs: 2a03:4000:30:e0df::15:8541 and 91.204.46.223.

other host names for instance lodc.de, reise-abenteurer.de, srv1.l0calh0st.de, sicsec.de and naprimo.eu share IP numbers with sek.de.

sek.de is delegated to three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.

sek.de at least partially shares name servers with other domains, for instance behnkeonline.de, thebloomingproject.at, localside.net, greifenfeuer.de and rdo.de.

Host names with two IP numbers:

Host root-dns.netcup.net points to 2a03:4000:0:1::e1e1 and 46.38.225.225.

Host second-dns.netcup.net points to 2a03:4000:2:24b::c7c7 and 37.221.199.199.

Host third-dns.netcup.net points to 2a03:4001:0:106::3f44 and 188.68.63.68.

sek.de is handled by two mail servers: mail.sek.de and mx2ee1.netcup.net.

sek.de shares mail servers with other domains at least partially, including landesbeirat.de, mcsharky.de, investmentaktiv.de, eichenschild.de and ganshorn.biz.

these mail servers are often used alongside mail.landesbeirat.de, mail.mcsharky.de, mail.investmentaktiv.de, mail.eichenschild.de and mail.ganshorn.biz.

Host names with two IP numbers:

mx2ee1.netcup.net points to 2a03:4000:0:48a:40b:aff:fee5:97c4 and 91.204.46.225.

Host names with one IP number:

mail.sek.de points to 91.204.46.225.

Names pointing to 91.204.46.225: mx2ee1.netcup.net and mail.sek.de.

dbq