`mx4.heapsort.de`

DNSSEC	⚠️ Not signed
A	78.47.255.35^{🇩🇪 Hetzner78.46.0.0/15 HETZNER-RZ-NBG-BLK5}
		PTR	`rc.zoidberg.org`

`heapsort.de`

	DNSSEC	⚠️ Not signed
	A	2a01:4f8:130:60a1::100^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
	A	88.198.6.61^{🇩🇪 Hetzner88.198.0.0/16 HETZNER-RZ-NBG-BLK4}
	NS	`hydrogen.ns.hetzner.com` ⭐
	NS	`helium.ns.hetzner.de`
	NS	`oxygen.ns.hetzner.com`
	MX	`mx4.heapsort.de` ⭐
	MX	`heapsort.de`⁽¹⁰⁾
	MX	`mail2.heapsort.de`⁽¹¹⁾
	MX	`mx5.heapsort.de`⁽⁹⁹⁾
	TXT	`v=spf1 mx -all`
	SOA	`hydrogen.ns.hetzner.com`dns@hetzner.com 2021-09-06 #7

MX for

gitrecipes.de

music-jk.net

heapsort.de

datenreichtum.cloud

zoidberg.org

jan-krueger.net

srcd.de

f3-online.org

23.gs

sascha-walper.de

jk.gs

Same first word

mx4.com

mx4.de

mx4.uni5.net

mx4.pl

mx4.dk

mx4.vg

mx4.ca

mx4.fr

mx4.cn

mx4.org

mx4.kinghost.net

mx4.net

mx4.fitness

mx4.ru

mx4.in-berlin.de

mx4.gov.ru

mx4.cloudaccess.net

mx4.gouv.ci

mx4.biz

mx4.ch

mx4.pb.gov.br

mx4.me

mx4.info

Similar names

4xm.dk

m4x.im

m4x.eu

m4x.info

m4x.dk

4xm.cc

x4m.ru

x4m.co

m4x.ca

4xm.eu

4xm.pl

m4x.com

4xm.net

4xm.biz

m4x.net

xm4.de

x4m.it

4mx.com

4mx.it

4mx.se

4xm.be

x4m.cn

x4m.org

4mx.de

m4x.co.uk

m4x.us

m4x.org

4mx.at

4mx.net

xm4.ru

m4x.pl

xm4.com

4xm.ca

m4x.cn

m4x.biz

m4x.pw

4xm.cn

m4x.nl

xm4.net

m4x.at

4xm.com

m4x.de

m4x.fr

m4x.fun

m4x.co

4mx.info

m4x.co.at

x4m.eu

m4x.ru

x4m.net

x4m.com

xm4.online

4xm.nl

x4m.de

4xm.de

DNS History

1 record (1 active, 0 former)

●A78.47.255.352015-08-16 → 2026-04-19 · 2 obs

● 2015-08-16 22:05:32
● 2026-04-19 23:42:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	z.nic.de, a.nic.de, f.nic.de	-
heapsort.de	helium.ns.hetzner.de, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com	-

✅ Authoritative Response

Server:213.133.100.98

NS records: helium.ns.hetzner.de, oxygen.ns.hetzner.com, hydrogen.ns.hetzner.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for heapsort.de (unsigned zone)

⏱️ Timing

Total: 1362ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`78.47.255.35`

Analysis

Mail Server Role

mx4.heapsort.de serves mail for gitrecipes.de, music-jk.net, heapsort.de, datenreichtum.cloud, zoidberg.org and a few other domains.

mx5.heapsort.de, mail2.heapsort.de and gw.datenreichtum.cloud are commonly used as mail servers alongside mx4.heapsort.de.

IP Addresses

mx4.heapsort.de resolves to one IP number: 78.47.255.35.

Other host names, for instance rc.zoidberg.org, share IP numbers with mx4.heapsort.de.

mx4.heapsort.de - robtex.com

mx4.heapsort.de

heapsort.de