`alpha-tech-kummert.de`

DNSSEC	⚠️ Not signed
A	81.169.227.197^{🇩🇪 STRATO81.169.128.0/17 AG}
		PTR	`alpha-tech-kummert.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	`alpha-tech-kummert.de` ⭐
		A	81.169.227.197^{🇩🇪 STRATO81.169.128.0/17 AG}
			PTR	`alpha-tech-kummert.de`
MX	`mail.alpha-tech-kummert.de`⁽²⁰⁾
MX	`relay.rzone.de`⁽¹⁰⁰⁾
		A	81.169.145.96^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`relay.rzone.de`
TXT	`v=spf1 mx a ip4:85.214.44.7 mx:alpha-tech-kummert.de ~all`
SOA	`ns4.stratoserver.net`hostmaster@strato-rz.de 2020-05-07 #8

`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=1774786247

PTR for

197.227.169.81.in-addr.arpa

MX for

alpha-tech-kummert.de

Subdomains

mail.alpha-tech-kummert.de

Same first word

alpha-tech-kummert.com

alpha-tech-kummert.de

DNS History

9 records (6 active, 3 former)

○NSns1.jacobi-jcs.de2015-08-16 → 2016-09-13 · 4 obs

● 2015-08-16 13:38:08
● 2016-09-13 08:17:18
○ 2017-05-14 22:36:00
○ 2026-03-29 12:34:20

○NSns2.jacobi-jcs.de2015-08-16 → 2016-09-13 · 4 obs

● 2015-08-16 13:38:08
● 2016-09-13 08:17:18
○ 2017-05-14 22:36:00
○ 2026-03-29 12:34:20

●NSns3.stratoserver.net2017-05-14 → 2026-03-29 · 3 obs

○ 2016-09-13 08:17:18
● 2017-05-14 22:36:00
● 2026-03-29 12:34:20

●NSns4.stratoserver.net2017-05-14 → 2026-03-29 · 3 obs

○ 2016-09-13 08:17:18
● 2017-05-14 22:36:00
● 2026-03-29 12:34:20

●MXalpha-tech-kummert.de2017-05-14 → 2026-03-29 · 3 obs

○ 2016-09-13 08:17:18
● 2017-05-14 22:36:00
● 2026-03-29 12:34:20

●MXmail.alpha-tech-kummert.de2015-08-16 → 2026-03-29 · 5 obs

● 2015-08-16 13:38:08
● 2016-09-13 08:17:18
○ 2017-05-14 22:36:00
● 2026-02-25 01:07:18
● 2026-03-29 12:34:20

●MXrelay.rzone.de2026-02-25 → 2026-03-29 · 3 obs

○ 2017-05-14 22:36:00
● 2026-02-25 01:07:18
● 2026-03-29 12:34:20

○A213.241.163.802015-08-16 → 2016-09-13 · 4 obs

● 2015-08-16 13:38:08
● 2016-09-13 08:17:18
○ 2017-05-14 22:36:00
○ 2026-03-29 12:34:20

●A81.169.227.1972017-05-14 → 2026-03-29 · 3 obs

○ 2016-09-13 08:17:18
● 2017-05-14 22:36:00
● 2026-03-29 12:34:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
alpha-tech-kummert.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 alpha-tech-kummert.de (unsigned zone)

⏱️ Timing

Total: 2219ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.227.197`
NS	2	`ns3.stratoserver.net, ns4.stratoserver.net`
MX	3	`alpha-tech-kummert.de (pri: 10), mail.alpha-tech-kummert.de (pri: 20)...`
TXT	1	`v=spf1 mx a ip4:85.214.44.7 mx:alpha-tec`
SOA	1	`ns4.stratoserver.net hostmaster.strato-r`

Analysis

Hierarchy

alpha-tech-kummert.de is the parent of mail.alpha-tech-kummert.de.

Mail Server Role

alpha-tech-kummert.de is the mail server for alpha-tech-kummert.de.

mail.alpha-tech-kummert.de and relay.rzone.de are commonly used as mail servers together with alpha-tech-kummert.de.

IP Addresses

alpha-tech-kummert.de resolves to a single IP: 81.169.227.197.

Other host names share IP numbers with alpha-tech-kummert.de; for instance alpha-tech-kummert.com.

Name Servers

alpha-tech-kummert.de has two name servers: ns3.stratoserver.net and ns4.stratoserver.net.

alpha-tech-kummert.de shares the same name server setup as other domains, for example zimmermannart.net, siewireningen.de, ekk-care.at, pc911.de and jazzchor-lemotion.de.

Host names with two IP numbers:

ns3.stratoserver.net points to: 2607:f1c0:fe:53:185:132:34:159 and 185.132.34.159; ns4.stratoserver.net points to: 2001:8d8:fe:53:5747:2a74:d:32 and 217.160.80.159.

Mail Servers

Three mail servers handle alpha-tech-kummert.de: alpha-tech-kummert.de, mail.alpha-tech-kummert.de and relay.rzone.de.

alpha-tech-kummert.de shares some mail servers with other domains, at least partially; for instance ikel.de, bebo-events.de, i-ways-international.com, art-vm.de and novapax-leer.de.

these mail servers are commonly used alongside mx01.mail.icloud.com and mx02.mail.icloud.com.

Host names with a single IP:

alpha-tech-kummert.de points to 81.169.227.197

relay.rzone.de points to 81.169.145.96

alpha-tech-kummert.de - robtex.com