WWW.RTSAK.COM - oper.koeln

Search for IP or hostnames:

oper.koeln checked at 2025-10-24T10:11:49.984Z 2927ms 100/100/100 100% R:11

`oper.koeln`

NS	`dns11.netcologne.de`
		A	2a02:2940:0:a0d1::246 ^{🇩🇪 InterNetWire Communications GmbH}
			PTR	`dns.dns1.de`
		A	95.130.16.246^{🇩🇪 InterNetWire Communications GmbH}
			PTR	`dns.dns1.de`
NS	`dns12.netcologne.de`
		A	2a02:2940:0:a0d2::218 ^{🇩🇪 InterNetWire Communications GmbH}
			PTR	`dns.dns2.de`
		A	95.130.17.218^{🇩🇪 InterNetWire Communications GmbH}
			PTR	`dns.dns2.de`
NS	`dns13.netcologne.de`
		A	2a00:11c0:e:766::2 ^{🇩🇪 Anexia}
			PTR	`dns.dns3.de`
		A	217.146.22.194^{🇩🇪 Anexia}
			PTR	`dns.dns3.de`
NS	`dns14.netcologne.de`
		A	2a01:4f8:192:2187::2 ^{🇩🇪 Hetzner}
			PTR	`dns.dns4.de`
		A	144.76.91.137^{🇩🇪 Hetzner}
			PTR	`dns.dns4.de`
MX	`mail1.stadt-koeln.de`
		A	194.8.223.24^{🇩🇪 NETCOLOGNE}
			PTR	`mail1.stadt-koeln.de`
MX	`mail2.stadt-koeln.de`
		A	194.8.223.25^{🇩🇪 NETCOLOGNE}
			PTR	`mail2.stadt-koeln.de`
A	2a01:4f8:1c0c:81fd::2 ^{🇩🇪 Hetzner}
		PTR	`live.mircloud.de`
A	94.130.188.32^{🇩🇪 Hetzner}
		PTR	`live.mircloud.de`

`koeln`

	NS	`ns1.dns.business`
	NS	`dns.ryce-rsp.com`
	NS	`ns1.ryce-rsp.com`

rank #388706 globally
rank #2 in the tld
PASS

Starts with same word

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AI analysis

oper.koeln points to two IP numbers: 2a01:4f8:1c0c:81fd::2 and 94.130.188.32.

Other host names such as meisterkonzerte-braunschweig.de, sinfonieorchesterbasel.ch, konzerthaus.de, theater-bonn.de and konzerthausorchester-berlin.de share IPs with oper.koeln.

oper.koeln is delegated to four name servers: dns11.netcologne.de, dns12.netcologne.de, dns13.netcologne.de and dns14.netcologne.de.

oper.koeln at least partially shares name servers with other domains, for instance netecho.de, beethoven-haus-bonn.de, meduniserv.net, direktorium.de and frings-pharma.de.

Host names with two IP numbers: dns11.netcologne.de points to 2a02:2940:0:a0d1::246 and 95.130.16.246; dns12.netcologne.de points to 2a02:2940:0:a0d2::218 and 95.130.17.218; dns13.netcologne.de points to 2a00:11c0:e:766::2 and 217.146.22.194; dns14.netcologne.de points to 2a01:4f8:192:2187::2 and 144.76.91.137.

oper.koeln is handled by two mail servers: mail1.stadt-koeln.de and mail2.stadt-koeln.de.

The mail server setup for oper.koeln matches that of other domains, for instance digitaleducation.cologne, qs-wiki.koeln, kulturelles-erbe-koeln.de, schauspiel.koeln and stadt.koeln.

Host names with a single IP:

mail1.stadt-koeln.de points to 194.8.223.24.

mail2.stadt-koeln.de points to 194.8.223.25.

dbq