stackmann.de - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`stackmann.de`

DNSSEC	⚠️ Not signed
A	2a01:4f8:202:428d::2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`server.stackmann.de`
A	148.251.77.189^{🇩🇪 Hetzner148.251.0.0/16 HETZNER-RZ-BLK-ERX2}
NS	`ns01.sbt-hosting.de` ⭐ ⚠️ Not in parent delegation
		A	2001:4178:3:a357:62:116:159:4^{🇩🇪 INTERNETX-AS2001:4178::/29 INTERNETX-INET6-PA}
			PTR	`a.customer-auth.net`
		A	62.116.159.4^{🇩🇪 INTERNETX-AS62.116.159.0/24 INTERNETX-MUC-A2}
			PTR	`a.customer-auth.net`
NS	`a.ns14.net` ⚠️ Not in zone NS records
		A	2001:8d8:fe:53:217:160:80:160^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.de`
		A	217.160.80.160^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.de`
NS	`b.ns14.net` ⚠️ Not in zone NS records
		A	2001:8d8:fe:53:217:160:81:160^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.biz`
		A	217.160.81.160^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.biz`
NS	`c.ns14.net` ⚠️ Not in zone NS records
		A	2607:f1c0:fe:53:185:132:35:160^{🇺🇸 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	`ns-ix1.ui-dns.org`
		A	185.132.35.160^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-ix1.ui-dns.org`
NS	`d.ns14.net` ⚠️ Not in zone NS records
		A	2607:f1c0:fe:53:185:132:34:160^{🇺🇸 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	`ns-ix1.ui-dns.com`
		A	185.132.34.160^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-ix1.ui-dns.com`
NS	`ns02.sbt-hosting.de` ⚠️ Not in parent delegation
		A	2001:8d8:580:401:217:160:113:37^{🇩🇪 IONOS-AS2001:8d8:580::/48 IONOS-AND-INTERNETX}
			PTR	`b.customer-auth.net`
		A	217.160.113.37^{🇩🇪 IONOS-AS217.160.113.0/24 IONOS-AND-INTERNETX}
			PTR	`b.customer-auth.net`
NS	`ns03.sbt-hosting.de` ⚠️ Not in parent delegation
		A	2a01:130:2000:118:89:146:248:4^{🇩🇪 INTERNET_AG2a01:130::/32 DE-NIC-20060621}
			PTR	`c.customer-auth.net`
		A	89.146.248.4^{🇩🇪 INTERNET_AG89.146.248.0/24}
			PTR	`c.customer-auth.net`
NS	`ns04.sbt-hosting.de` ⚠️ Not in parent delegation
		A	2607:f1c0:1800:8091:74:208:254:4^{🇺🇸 IONOS-AS2607:f1c0:1800::/48 IONOS-AND-INTERNETX}
			PTR	`d.customer-auth.net`
		A	74.208.254.4^{🇺🇸 IONOS-AS74.208.254.0/24 IONOS-AND-INTERNETX}
			PTR	`d.customer-auth.net`
MX	`mx01.hornetsecurity.com` ⭐
		A	94.100.132.8^{🇩🇪 MK-NETZDIENSTE-AS94.100.132.0/23 ANTISPAMEUROPE-NET via AS25394}
			PTR	`mx01.hornetsecurity.com`
MX	`mx02.hornetsecurity.com`⁽²⁰⁾
		A	94.100.136.8^{🇩🇪 SSERV-AS94.100.136.0/23 ANTISPAMEUROPE via as24679.net}
			PTR	`mx02.hornetsecurity.com`
MX	`mx03.hornetsecurity.com`⁽³⁰⁾
		A	94.100.134.8^{🇩🇪 NCORE-AS94.100.134.0/24 antispameurope GmbH via as12676}
			PTR	`mx03.hornetsecurity.com`
MX	`mx04.hornetsecurity.com`⁽⁴⁰⁾
		A	94.100.136.7^{🇩🇪 SSERV-AS94.100.136.0/23 ANTISPAMEUROPE via as24679.net}
			PTR	`mx04.hornetsecurity.com`
TXT	`google-site-verification=6rZOR6PNJubL3QlU3zjyGqFCnFmTcfLXSRDy__cqdGA`
TXT	`apple-domain-verification=G7OM1c1EOHwel42R`
TXT	`sujlk9fdo5lliao86ke8qfofo1`
TXT	`v=spf1 ip4:80.228.41.114 ip4:80.228.41.115 ip4:148.251.77.189 ip4:178.63.66.7...`
TXT	`klaviyo-site-verification=VLmEGs`
SOA	`ns01.sbt-hosting.de`do-not-reply@stackmann.de 2025-08-13 #28

`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=1787253305

WOT: SAFE (72/100)

Subdomains

www.stackmann.de

server.stackmann.de

Same first word

stackmann.com

stackmann.de

Previous names

Next names

DNS History

17 records (14 active, 3 former)

●NSa.ns14.net2015-06-17 → 2026-08-20 · 2 obs

● 2015-06-17 12:03:12
● 2026-08-20 19:23:56

●NSb.ns14.net2015-06-17 → 2026-08-20 · 2 obs

● 2015-06-17 12:03:12
● 2026-08-20 19:23:56

●NSc.ns14.net2015-06-17 → 2026-08-20 · 2 obs

● 2015-06-17 12:03:12
● 2026-08-20 19:23:56

●NSd.ns14.net2015-06-17 → 2026-08-20 · 2 obs

● 2015-06-17 12:03:12
● 2026-08-20 19:23:56

●NSns01.sbt-hosting.de2026-07-09 → 2026-08-20 · 3 obs

○ 2015-06-17 12:03:12
● 2026-07-09 20:58:34
● 2026-08-20 19:23:56

●NSns02.sbt-hosting.de2026-07-09 → 2026-08-20 · 3 obs

○ 2015-06-17 12:03:12
● 2026-07-09 20:58:34
● 2026-08-20 19:23:56

●NSns03.sbt-hosting.de2026-07-09 → 2026-08-20 · 3 obs

○ 2015-06-17 12:03:12
● 2026-07-09 20:58:34
● 2026-08-20 19:23:56

●NSns04.sbt-hosting.de2026-07-09 → 2026-08-20 · 3 obs

○ 2015-06-17 12:03:12
● 2026-07-09 20:58:34
● 2026-08-20 19:23:56

○MXcluster8.eu.messagelabs.com2015-06-17 → 2017-05-27 · 4 obs

● 2015-06-17 12:03:12
● 2017-05-27 21:40:24
○ 2026-07-09 20:58:34
○ 2026-08-20 19:23:56

○MXcluster8a.eu.messagelabs.com2015-06-17 → 2017-05-27 · 4 obs

● 2015-06-17 12:03:12
● 2017-05-27 21:40:24
○ 2026-07-09 20:58:34
○ 2026-08-20 19:23:56

●MXmx01.hornetsecurity.com2026-07-09 → 2026-08-20 · 3 obs

○ 2017-05-27 21:40:24
● 2026-07-09 20:58:34
● 2026-08-20 19:23:56

●MXmx02.hornetsecurity.com2026-07-09 → 2026-08-20 · 3 obs

○ 2017-05-27 21:40:24
● 2026-07-09 20:58:34
● 2026-08-20 19:23:56

●MXmx03.hornetsecurity.com2026-07-09 → 2026-08-20 · 3 obs

○ 2017-05-27 21:40:24
● 2026-07-09 20:58:34
● 2026-08-20 19:23:56

●MXmx04.hornetsecurity.com2026-07-09 → 2026-08-20 · 3 obs

○ 2017-05-27 21:40:24
● 2026-07-09 20:58:34
● 2026-08-20 19:23:56

●A148.251.77.1892026-07-09 → 2026-08-20 · 3 obs

○ 2017-05-27 21:40:24
● 2026-07-09 20:58:34
● 2026-08-20 19:23:56

○A178.63.66.1232015-06-17 → 2017-05-27 · 4 obs

● 2015-06-17 12:03:12
● 2017-05-27 21:40:24
○ 2026-07-09 20:58:34
○ 2026-08-20 19:23:56

●A2a01:4f8:202:428d::22026-07-09 → 2026-08-20 · 3 obs

○ 2017-05-27 21:40:24
● 2026-07-09 20:58:34
● 2026-08-20 19:23:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
stackmann.de	c.ns14.net, d.ns14.net, a.ns14.net, b.ns14.net	-

✅ Authoritative Response

Server:217.160.81.160

NS records: c.ns14.net, d.ns14.net, a.ns14.net, b.ns14.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackmann.de (unsigned zone)

⏱️ Timing

Total: 1081ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`148.251.77.189`
AAAA	1	`2a01:4f8:202:428d::2`
NS	4	`ns04.sbt-hosting.de, ns03.sbt-hosting.de...`
MX	4	`mx02.hornetsecurity.com (pri: 20), mx04.hornetsecurity.com (pri: 40)...`
TXT	5	`sujlk9fdo5lliao86ke8qfofo1, apple-domain-verification=G7OM1c1EOHwel4...`
SOA	1	`ns01.sbt-hosting.de do-not-reply.stackma`

Analysis

Hierarchy

The parent domain of www.stackmann.de and server.stackmann.de is stackmann.de.

IP Addresses

stackmann.de directs to two IP numbers, 148.251.77.189 and 2a01:4f8:202:428d::2

Host names such as www.stackmann.de and server.stackmann.de share IP numbers with stackmann.de.

Name Servers

DNS for stackmann.de is handled by 8 name servers: ns01.sbt-hosting.de, ns02.sbt-hosting.de, ns03.sbt-hosting.de and 5 others.

stackmann.de shares at least some of its name servers with other domains, including salinen-apo.de, prgroep.eu, moselweinkoenigin.de and two others.

These name servers are routinely co-deployed with the name servers b.ns14.net, c.ns14.net, d.ns14.net and two others.

Hosts with two IP numbers each:

ns01.sbt-hosting.de has two IP addresses: 62.116.159.4 and 2001:4178:3:a357:62:116:159:4.

ns02.sbt-hosting.de has two IP addresses: 217.160.113.37 and 2001:8d8:580:401:217:160:113:37.

ns03.sbt-hosting.de has two IP addresses: 89.146.248.4 and 2a01:130:2000:118:89:146:248:4.

ns04.sbt-hosting.de has two IP addresses: 74.208.254.4 and 2607:f1c0:1800:8091:74:208:254:4.

a.ns14.net has two IP addresses: 217.160.80.160 and 2001:8d8:fe:53:217:160:80:160.

b.ns14.net has two IP addresses: 217.160.81.160 and 2001:8d8:fe:53:217:160:81:160.

c.ns14.net has two IP addresses: 185.132.35.160 and 2607:f1c0:fe:53:185:132:35:160.

d.ns14.net has two IP addresses: 185.132.34.160 and 2607:f1c0:fe:53:185:132:34:160.

Mail Servers

Four mail servers handle email for stackmann.de: mx01.hornetsecurity.com, mx02.hornetsecurity.com, mx03.hornetsecurity.com and mx04.hornetsecurity.com.

stackmann.de shares at least some of its mail servers with other domains — for example agla.es, gordstrap.com, aeronavestsm.com and two more.

mx01.hornetsecurity.com resolves to 94.100.132.8. mx02.hornetsecurity.com resolves to 94.100.136.8. mx03.hornetsecurity.com resolves to 94.100.134.8. mx04.hornetsecurity.com resolves to 94.100.136.7. All four hosts carry exactly one IP address.