kellner-software.de - dns.ninja

`kellner-software.de`

DNSSEC	⚠️ Not signed
A	2a01:239:288:f900::1^{🇩🇪 IONOS-AS2a01:239::/32 IONOS SE ber.de}
A	212.132.113.123^{🇬🇧 IONOS-AS212.132.96.0/19 IONOS SE ber.de}
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`
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`
MX	`kellner-software.de` ⭐
		A	2a01:239:288:f900::1^{🇩🇪 IONOS-AS2a01:239::/32 IONOS SE ber.de}
		A	212.132.113.123^{🇬🇧 IONOS-AS212.132.96.0/19 IONOS SE ber.de}
SOA	`ns4.stratoserver.net`hostmaster@strato-rz.de 2020-05-07 #6

`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=1782946230

MX for

kellner-software.de

Same first word

kellner-software.de

DNS History

8 records (5 active, 3 former)

○NSns.stratoserver.net2015-08-05 → 2016-07-02 · 4 obs

● 2015-08-05 03:06:50
● 2016-07-02 12:30:10
○ 2017-02-19 02:53:30
○ 2026-07-01 23:18:10

○NSns2.stratoserver.net2015-08-05 → 2016-07-02 · 4 obs

● 2015-08-05 03:06:50
● 2016-07-02 12:30:10
○ 2017-02-19 02:53:30
○ 2026-07-01 23:18:10

●NSns3.stratoserver.net2017-02-19 → 2026-07-01 · 3 obs

○ 2016-07-02 12:30:10
● 2017-02-19 02:53:30
● 2026-07-01 23:18:10

●NSns4.stratoserver.net2017-02-19 → 2026-07-01 · 3 obs

○ 2016-07-02 12:30:10
● 2017-02-19 02:53:30
● 2026-07-01 23:18:10

●MXkellner-software.de2015-08-05 → 2026-07-01 · 2 obs

● 2015-08-05 03:06:50
● 2026-07-01 23:18:10

●A212.132.113.1232026-03-01 → 2026-07-01 · 3 obs

○ 2018-11-28 14:08:48
● 2026-03-01 08:23:48
● 2026-07-01 23:18:10

●A2a01:239:288:f900::12026-03-01 → 2026-07-01 · 3 obs

○ 2018-11-28 14:08:48
● 2026-03-01 08:23:48
● 2026-07-01 23:18:10

○A85.214.69.362015-08-05 → 2018-11-28 · 4 obs

● 2015-08-05 03:06:50
● 2018-11-28 14:08:48
○ 2026-03-01 08:23:48
○ 2026-07-01 23:18:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
kellner-software.de	ns4.stratoserver.net, ns3.stratoserver.net	-

✅ Authoritative Response

Server:185.132.34.159

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kellner-software.de (unsigned zone)

⏱️ Timing

Total: 1076ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.132.113.123`
AAAA	1	`2a01:239:288:f900::1`
NS	2	`ns4.stratoserver.net, ns3.stratoserver.net`
MX	1	`kellner-software.de (pri: 10)`
SOA	1	`ns4.stratoserver.net hostmaster.strato-r`

Analysis

Mail Server Role

kellner-software.de acts as its own mail server.

IP Addresses

kellner-software.de points to the IP addresses 212.132.113.123 and 2a01:239:288:f900::1

Among others, simool.com, ip212-132-113-123.pbiaas.com, kellsoft.com and kellsoft.de resolve to the same IP numbers as kellner-software.de.

Name Servers

kellner-software.de uses two name servers for its delegation: ns3.stratoserver.net and ns4.stratoserver.net.

kellner-software.de shares its name server setup with other domains, including 0900-1.com, krumme-gmbh.de, gabriel.vision and two others.

The two host names ns3.stratoserver.net and ns4.stratoserver.net each have a pair of IP addresses: ns3.stratoserver.net has 185.132.34.159 and 2607:f1c0:fe:53:185:132:34:159, and ns4.stratoserver.net has 217.160.80.159 and 2001:8d8:fe:53:5747:2a74:d:32.

Mail Servers

kellner-software.de has a single mail server: kellner-software.de itself.

kellner-software.de carries two IP numbers: 212.132.113.123 and 2a01:239:288:f900::1.