`running-cool.de`

DNSSEC	⚠️ Not signed
A	81.169.184.193^{🇩🇪 STRATO81.169.128.0/17 AG}
		PTR	`h2493728.stratoserver.net`
NS	`ns3.stratoserver.net` ⭐
		A	2607:f1c0:fe:53:185:132:34:159^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns3.stratoserver.net`
		A	185.132.34.159^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns3.stratoserver.net`
NS	`ns4.stratoserver.net`
		A	2001:8d8:fe:53:5747:2a74:d:32^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns4.stratoserver.net`
		A	217.160.80.159^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns4.stratoserver.net`
MX	`running-cool.de` ⭐
		A	81.169.184.193^{🇩🇪 STRATO81.169.128.0/17 AG}
			PTR	`h2493728.stratoserver.net`
SOA	`ns3.stratoserver.net`hostmaster@strato-rz.de 2020-05-13 #10

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1785550671

MX for

running-cool.de

Same first word

running-cool.de

Similar names

cool-running.com

cool-running.ca

cool-running.de

cool-running.info

DNS History

7 records (4 active, 3 former)

○NSns.stratoserver.net2015-06-09 → 2016-04-15 · 4 obs

● 2015-06-09 02:26:46
● 2016-04-15 19:49:46
○ 2017-01-16 10:30:28
○ 2026-08-01 02:41:22

○NSns2.stratoserver.net2015-06-09 → 2016-04-15 · 4 obs

● 2015-06-09 02:26:46
● 2016-04-15 19:49:46
○ 2017-01-16 10:30:28
○ 2026-08-01 02:41:22

●NSns3.stratoserver.net2017-01-16 → 2026-08-01 · 3 obs

○ 2016-04-15 19:49:46
● 2017-01-16 10:30:28
● 2026-08-01 02:41:22

●NSns4.stratoserver.net2017-01-16 → 2026-08-01 · 3 obs

○ 2016-04-15 19:49:46
● 2017-01-16 10:30:28
● 2026-08-01 02:41:22

●MXrunning-cool.de2015-06-09 → 2026-08-01 · 2 obs

● 2015-06-09 02:26:46
● 2026-08-01 02:41:22

●A81.169.184.1932026-04-23 → 2026-08-01 · 3 obs

○ 2018-07-08 13:23:30
● 2026-04-23 15:43:26
● 2026-08-01 02:41:22

○A85.214.142.882015-06-09 → 2018-07-08 · 4 obs

● 2015-06-09 02:26:46
● 2018-07-08 13:23:30
○ 2026-04-23 15:43:26
○ 2026-08-01 02:41:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
running-cool.de	ns3.stratoserver.net, ns4.stratoserver.net	-

✅ Authoritative Response

Server:185.132.34.159

NS records: ns3.stratoserver.net, ns4.stratoserver.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for running-cool.de (unsigned zone)

⏱️ Timing

Total: 900ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.184.193`
NS	2	`ns3.stratoserver.net, ns4.stratoserver.net`
MX	1	`running-cool.de (pri: 10)`
SOA	1	`ns3.stratoserver.net hostmaster.strato-r`

Analysis

Mail Server Role

The MX record for running-cool.de points back to running-cool.de — it is its own mail server.

IP Addresses

running-cool.de directs to one IP number, which is 81.169.184.193.

Among the host names that share IP numbers with running-cool.de are navigator-allgemeinwissen.de, h2493728.stratoserver.net, boncas.de and two others.

Name Servers

Two name servers handle the delegation for running-cool.de: ns3.stratoserver.net and ns4.stratoserver.net.

running-cool.de has the same name server delegation as a number of other domains, such as buettner-werner.de, toy-tec.eu, johannes-kepler-astronom.de and two more.

ns3.stratoserver.net and ns4.stratoserver.net both carry two IP addresses. The A records for ns3.stratoserver.net are 185.132.34.159 and 2607:f1c0:fe:53:185:132:34:159; the A records for ns4.stratoserver.net are 217.160.80.159 and 2001:8d8:fe:53:5747:2a74:d:32.

Mail Servers

The MX record for running-cool.de points to a single mail server: running-cool.de.

running-cool.de carries a single IP number, which is 81.169.184.193.

running-cool.de - robtex.com

running-cool.de

de