`schulz-training.de`

DNSSEC	⚠️ Not signed
A	2a01:238:20a:202:1143::^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
A	81.169.145.143^{🇩🇪 STRATO81.169.144.0/22 AG}
NS	`docks07.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:7^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks07.rzone.de`
		A	217.160.80.134^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks07.rzone.de`
NS	`shades20.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:147^{🇺🇸 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	`shades20.rzone.de`
		A	185.132.34.147^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades20.rzone.de`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c0b::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dd-in-f26.1e100.net`
		A	74.125.137.26^{🇺🇸 Google74.125.137.0/24}
			PTR	`dy-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2607:f8b0:4023:2801::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f27.1e100.net`
		A	192.178.128.26^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽¹⁰⁰⁾
		A	2607:f8b0:4023:1015::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f26.1e100.net`
		A	172.253.135.26^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽²⁰⁰⁾
		A	2607:f8b0:4023:3003::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f27.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
TXT	`google-site-verification=JFsdWTyu9XIndR_UnwvmiRTnrVIcu74WgCjsp4cYLQo`
TXT	`brave-ledger-verification=6ebefa0070b0d387e55edcd0422a6301f6f17eccf9686a335ac...`
SOA	`docks07.rzone.de`hostmaster@strato-rz.de 2020-07-11 #66

`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=1774804940

Subdomains

mx0.schulz-training.de

Same first word

schulz-training.de

DNS History

13 records (8 active, 5 former)

●NSdocks07.rzone.de2026-03-26 → 2026-03-29 · 3 obs

○ 2017-06-27 06:26:18
● 2026-03-26 10:01:26
● 2026-03-29 17:50:56

○NSns1.hans.hosteurope.de2015-07-22 → 2017-06-27 · 4 obs

● 2015-07-22 17:14:48
● 2017-06-27 06:26:18
○ 2026-03-26 10:01:26
○ 2026-03-29 17:50:56

○NSns2.hans.hosteurope.de2015-07-22 → 2017-06-27 · 4 obs

● 2015-07-22 17:14:48
● 2017-06-27 06:26:18
○ 2026-03-26 10:01:26
○ 2026-03-29 17:50:56

●NSshades20.rzone.de2026-03-26 → 2026-03-29 · 3 obs

○ 2017-06-27 06:26:18
● 2026-03-26 10:01:26
● 2026-03-29 17:50:56

●MXalt1.aspmx.l.google.com2026-03-26 → 2026-03-29 · 3 obs

○ 2017-06-27 06:26:18
● 2026-03-26 10:01:26
● 2026-03-29 17:50:56

●MXalt2.aspmx.l.google.com2026-03-26 → 2026-03-29 · 3 obs

○ 2017-06-27 06:26:18
● 2026-03-26 10:01:26
● 2026-03-29 17:50:56

●MXalt3.aspmx.l.google.com2026-03-26 → 2026-03-29 · 3 obs

○ 2017-06-27 06:26:18
● 2026-03-26 10:01:26
● 2026-03-29 17:50:56

●MXaspmx.l.google.com2026-03-26 → 2026-03-29 · 3 obs

○ 2017-06-27 06:26:18
● 2026-03-26 10:01:26
● 2026-03-29 17:50:56

○MXmx0.schulz-training.de2015-07-22 → 2017-06-27 · 4 obs

● 2015-07-22 17:14:48
● 2017-06-27 06:26:18
○ 2026-03-26 10:01:26
○ 2026-03-29 17:50:56

●A2a01:238:20a:202:1143::2026-03-26 → 2026-03-29 · 3 obs

○ 2017-06-27 06:26:18
● 2026-03-26 10:01:26
● 2026-03-29 17:50:56

○A2a01:488:42:1000:50ed:8408:ff5f:a9f92015-07-22 → 2017-06-27 · 4 obs

● 2015-07-22 17:14:48
● 2017-06-27 06:26:18
○ 2026-03-26 10:01:26
○ 2026-03-29 17:50:56

○A80.237.132.82015-07-22 → 2017-06-27 · 4 obs

● 2015-07-22 17:14:48
● 2017-06-27 06:26:18
○ 2026-03-26 10:01:26
○ 2026-03-29 17:50:56

●A81.169.145.1432026-03-26 → 2026-03-29 · 3 obs

○ 2017-06-27 06:26:18
● 2026-03-26 10:01:26
● 2026-03-29 17:50:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
schulz-training.de	docks07.rzone.de, shades20.rzone.de	-

✅ Authoritative Response

Server:217.160.80.134

NS records: docks07.rzone.de, shades20.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for schulz-training.de (unsigned zone)

⏱️ Timing

Total: 1224ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.145.143`
AAAA	1	`2a01:238:20a:202:1143::`
NS	2	`docks07.rzone.de, shades20.rzone.de`
MX	4	`alt2.aspmx.l.google.com (pri: 100), alt1.aspmx.l.google.com (pri: 20)...`
TXT	2	`google-site-verification=JFsdWTyu9XIndR_, brave-ledger-verification=6ebefa0070b0d3`
SOA	1	`docks07.rzone.de hostmaster.strato-rz.de`

Analysis

Hierarchy

The parent of mx0.schulz-training.de is schulz-training.de.

IP Addresses

schulz-training.de points to two IP numbers: 2a01:238:20a:202:1143:: and 81.169.145.143.

Other host names such as cannis-sekt.de, gsh-berlin.de, ig-wildtauben.de, tagebau-espenhain.de and leanmylab.com share IPs with schulz-training.de.

Name Servers

schulz-training.de is delegated to two name servers: docks07.rzone.de and shades20.rzone.de.

schulz-training.de shares the same name server setup as guenther-julia.de, qrb.es, lexa-gmbh.de, ibwus.de and avoges.de.

schulz-training.de at least partially shares name servers with other domains, for instance sweet-fuse.com, subs4u.net, snog.de, tyyler.com and isoro.nl.