`grotholt.de`

DNSSEC	⚠️ Not signed
A	213.160.71.174^{🇩🇪 ROUTING213.160.71.0/24 routing.net}
NS	`ns1.hosting.de` ⭐
		A	2a03:2900:3:1::2^{🇩🇪 AS488232a03:2900::/32}
			PTR	`ns1.routing.net`
		A	134.0.30.178^{🇩🇪 AS48823134.0.24.0/21}
			PTR	`ns1.routing.net`
NS	`ns2.hosting.de`
		A	2001:4d8f:2::2^{🇩🇪 ROUTING-ANYCAST2001:4d8f::/32}
			PTR	`ns2.routing.net`
		A	194.50.113.2^{🇩🇪 ROUTING-ANYCAST194.50.113.0/24 vollmarnet-anycast-route}
			PTR	`ns2.routing.net`
NS	`ns3.hosting.de`
		A	2a03:2902:3:1::2^{🇩🇪 ACCELERATED-IT2a03:2902::/32 IP-Routing by firstcolo}
			PTR	`ns3.routing.net`
		A	194.126.196.2^{🇩🇪 ACCELERATED-IT194.126.196.0/24 IP-Routing by Accelerated IT Services GmbH}
			PTR	`ns3.routing.net`
MX	`grotholt-de.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::5^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00205.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::d^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db6pr03cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::b^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::e^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00206.inbound.protection.outlook.com`
		A	52.101.68.3^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00403.inbound.protection.outlook.com`
		A	52.101.68.15^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db6pr03cu00107.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
TXT	`google-site-verification=m5-KTyS84GBDPp_PwOyyOHOqOFM7Ov716ApAKFAB7uY`
TXT	`MS=ms12589042`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns1.hosting.de`hostmaster@grotholt.de 2026-03-19 #0

`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=1774659841

Subdomains

mail.grotholt.de

Same first word

grotholt.de

DNS History

19 records (5 active, 14 former)

●NSns1.hosting.de2026-02-26 → 2026-03-28 · 3 obs

○ 2019-02-27 01:13:38
● 2026-02-26 13:03:50
● 2026-03-28 01:22:46

○NSns1.silver-dns.de2015-07-23 → 2019-02-27 · 4 obs

● 2015-07-23 22:05:10
● 2019-02-27 01:13:38
○ 2026-02-26 13:03:50
○ 2026-03-28 01:22:46

●NSns2.hosting.de2026-02-26 → 2026-03-28 · 3 obs

○ 2019-02-27 01:13:38
● 2026-02-26 13:03:50
● 2026-03-28 01:22:46

○NSns2.silver-dns.de2015-07-23 → 2019-02-27 · 4 obs

● 2015-07-23 22:05:10
● 2019-02-27 01:13:38
○ 2026-02-26 13:03:50
○ 2026-03-28 01:22:46

●NSns3.hosting.de2026-02-26 → 2026-03-28 · 3 obs

○ 2019-02-27 01:13:38
● 2026-02-26 13:03:50
● 2026-03-28 01:22:46

○NSns3.silver-dns.de2015-07-23 → 2019-02-27 · 4 obs

● 2015-07-23 22:05:10
● 2019-02-27 01:13:38
○ 2026-02-26 13:03:50
○ 2026-03-28 01:22:46

○MXalt1.aspmx.l.google.com2019-02-27 → 2019-02-27 · 4 obs

○ 2017-02-08 12:28:44
● 2019-02-27 01:13:38
○ 2026-02-26 13:03:50
○ 2026-03-28 01:22:46

○MXalt2.aspmx.l.google.com2019-02-27 → 2019-02-27 · 4 obs

○ 2017-02-08 12:28:44
● 2019-02-27 01:13:38
○ 2026-02-26 13:03:50
○ 2026-03-28 01:22:46

○MXalt3.aspmx.l.google.com2019-02-27 → 2019-02-27 · 4 obs

○ 2017-02-08 12:28:44
● 2019-02-27 01:13:38
○ 2026-02-26 13:03:50
○ 2026-03-28 01:22:46

○MXalt4.aspmx.l.google.com2019-02-27 → 2019-02-27 · 4 obs

○ 2017-02-08 12:28:44
● 2019-02-27 01:13:38
○ 2026-02-26 13:03:50
○ 2026-03-28 01:22:46

○MXaspmx.l.google.com2019-02-27 → 2019-02-27 · 4 obs

○ 2017-02-08 12:28:44
● 2019-02-27 01:13:38
○ 2026-02-26 13:03:50
○ 2026-03-28 01:22:46

●MXgrotholt-de.mail.protection.outlook.com2026-02-26 → 2026-03-28 · 3 obs

○ 2019-02-27 01:13:38
● 2026-02-26 13:03:50
● 2026-03-28 01:22:46

○MXmx01.masterlogin.de2015-07-23 → 2017-02-08 · 4 obs

● 2015-07-23 22:05:10
● 2017-02-08 12:28:44
○ 2019-02-27 01:13:38
○ 2026-03-28 01:22:46

○MXmx02.masterlogin.de2015-07-23 → 2017-02-08 · 4 obs

● 2015-07-23 22:05:10
● 2017-02-08 12:28:44
○ 2019-02-27 01:13:38
○ 2026-03-28 01:22:46

○MXmx03.masterlogin.de2015-07-23 → 2017-02-08 · 4 obs

● 2015-07-23 22:05:10
● 2017-02-08 12:28:44
○ 2019-02-27 01:13:38
○ 2026-03-28 01:22:46

○MXmxbackup.masterlogin.de2015-07-23 → 2017-02-08 · 4 obs

● 2015-07-23 22:05:10
● 2017-02-08 12:28:44
○ 2019-02-27 01:13:38
○ 2026-03-28 01:22:46

○A134.0.26.1792015-07-23 → 2019-02-27 · 4 obs

● 2015-07-23 22:05:10
● 2019-02-27 01:13:38
○ 2026-02-26 13:03:50
○ 2026-03-28 01:22:46

●A213.160.71.1742026-02-26 → 2026-03-28 · 3 obs

○ 2019-02-27 01:13:38
● 2026-02-26 13:03:50
● 2026-03-28 01:22:46

○A2a03:2900:2::322015-07-23 → 2019-02-27 · 4 obs

● 2015-07-23 22:05:10
● 2019-02-27 01:13:38
○ 2026-02-26 13:03:50
○ 2026-03-28 01:22:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
grotholt.de	ns2.hosting.de, ns1.hosting.de, ns3.hosting.de	6 records

✅ Authoritative Response

Server:194.126.196.2

NS records: ns2.hosting.de, ns1.hosting.de, ns3.hosting.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for grotholt.de (unsigned zone)

⏱️ Timing

Total: 638ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`213.160.71.174`
NS	3	`ns1.hosting.de, ns3.hosting.de...`
MX	1	`grotholt-de.mail.protection.outlook.com`
TXT	3	`MS=ms12589042, v=spf1 include:spf.protection.outlook.co...`
SOA	1	`ns1.hosting.de hostmaster.grotholt.de`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns3.hosting.de, ns2.hosting.de, ns1.hosting.de...)

Analysis

Hierarchy

The parent of mail.grotholt.de is grotholt.de.

IP Addresses

grotholt.de points to IP number: 213.160.71.174.

Other host names such as medentico.de, server8.itabs.de, wolfganghafner.de, gehoerlos-ooe.at and demonen.de share IPs with grotholt.de.

Name Servers

grotholt.de is delegated to three name servers: ns1.hosting.de, ns2.hosting.de and ns3.hosting.de.

grotholt.de at least partially shares name servers with other domains, for instance m10e.de, 4m4w.de, ankestadelbauer.de, 2wq.net and bettenservice-simon.de.

Host ns1.hosting.de points to 2a03:2900:3:1::2 and 134.0.30.178; Host ns2.hosting.de points to 2001:4d8f:2::2 and 194.50.113.2; Host ns3.hosting.de points to 2a03:2902:3:1::2 and 194.126.196.2.

Mail Servers

grotholt.de is handled by a single mail server, grotholt-de.mail.protection.outlook.com.

Host name grotholt-de.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::5, 2a01:111:f403:ca04::d, 2a01:111:f403:ca09::b, 2a01:111:f403:ca09::e, 52.101.68.3, 52.101.68.15, 52.101.68.25 and 52.101.73.22.

grotholt.de - robtex.com

grotholt.de

de

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`grotholt.de`

`de`