`bischoff-schaefer.de`

DNSSEC	⚠️ Not signed
A	176.52.243.120^{🇩🇪 MITTWALD-AS176.52.240.0/21 Mittwald CM Service GmbH und Co. KG}
		PTR	`r2085.agenturserver.it`
NS	`ns01.agenturserver.de` ⭐
		A	185.247.151.111^{🇩🇪 MITTWALD-AS185.247.151.0/24 Mittwald CM Service GmbH und Co. KG}
			PTR	`ns01.agenturserver.de`
NS	`ns01.agenturserver.co`
		A	185.247.150.113^{🇩🇪 CORE-BACKBONE185.247.150.0/24 Mittwald CM Service GmbH und Co. KG}
			PTR	`ns01.agenturserver.co`
NS	`ns01.agenturserver.it`
		A	185.247.151.112^{🇩🇪 MITTWALD-AS185.247.151.0/24 Mittwald CM Service GmbH und Co. KG}
			PTR	`ns01.agenturserver.it`
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	`v=spf1 a:fw.bischoff-schaefer.de ip4:87.139.151.224 include:spf.protection.ou...`
SOA	`ns01.agenturserver.de`support@mittwald.de serial=1720755329

`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=1777363120

Subdomains

fw.bischoff-schaefer.de

Same first word

bischoff-schaefer.de

DNS History

14 records (8 active, 6 former)

○NSdns.typo3server.com2017-02-06 → 2019-04-23 · 5 obs

○ 2016-04-24 19:11:16
● 2017-02-06 01:18:24
● 2019-04-23 22:56:58
○ 2026-03-05 09:33:38
○ 2026-04-28 08:20:20

●NSns01.agenturserver.co2026-03-05 → 2026-04-28 · 3 obs

○ 2019-04-23 22:56:58
● 2026-03-05 09:33:38
● 2026-04-28 08:20:20

●NSns01.agenturserver.de2026-03-05 → 2026-04-28 · 3 obs

○ 2019-04-23 22:56:58
● 2026-03-05 09:33:38
● 2026-04-28 08:20:20

●NSns01.agenturserver.it2026-03-05 → 2026-04-28 · 3 obs

○ 2019-04-23 22:56:58
● 2026-03-05 09:33:38
● 2026-04-28 08:20:20

○NSns2.blaich-it.de2015-06-06 → 2016-04-24 · 4 obs

● 2015-06-06 07:29:30
● 2016-04-24 19:11:16
○ 2017-02-06 01:18:24
○ 2026-04-28 08:20:20

○NSns2.typo3server.com2017-02-06 → 2019-04-23 · 5 obs

○ 2016-04-24 19:11:16
● 2017-02-06 01:18:24
● 2019-04-23 22:56:58
○ 2026-03-05 09:33:38
○ 2026-04-28 08:20:20

○NSns3.dnsmittwald.de2017-02-06 → 2019-04-23 · 5 obs

○ 2016-04-24 19:11:16
● 2017-02-06 01:18:24
● 2019-04-23 22:56:58
○ 2026-03-05 09:33:38
○ 2026-04-28 08:20:20

○MXfw.bischoff-schaefer.de2017-02-06 → 2019-04-23 · 5 obs

○ 2016-04-24 19:11:16
● 2017-02-06 01:18:24
● 2019-04-23 22:56:58
○ 2026-03-05 09:33:38
○ 2026-04-28 08:20:20

●MXmx01.hornetsecurity.com2026-03-05 → 2026-04-28 · 3 obs

○ 2019-04-23 22:56:58
● 2026-03-05 09:33:38
● 2026-04-28 08:20:20

●MXmx02.hornetsecurity.com2026-03-05 → 2026-04-28 · 3 obs

○ 2019-04-23 22:56:58
● 2026-03-05 09:33:38
● 2026-04-28 08:20:20

●MXmx03.hornetsecurity.com2026-03-05 → 2026-04-28 · 3 obs

○ 2019-04-23 22:56:58
● 2026-03-05 09:33:38
● 2026-04-28 08:20:20

●MXmx04.hornetsecurity.com2026-03-05 → 2026-04-28 · 3 obs

○ 2019-04-23 22:56:58
● 2026-03-05 09:33:38
● 2026-04-28 08:20:20

○MXmx1.blaich-it.de2015-06-06 → 2016-04-24 · 4 obs

● 2015-06-06 07:29:30
● 2016-04-24 19:11:16
○ 2017-02-06 01:18:24
○ 2026-04-28 08:20:20

●A176.52.243.1202015-06-06 → 2026-04-28 · 2 obs

● 2015-06-06 07:29:30
● 2026-04-28 08:20:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
bischoff-schaefer.de	ns01.agenturserver.co, ns01.agenturserver.it, ns01.agenturserver.de	1 record

✅ Authoritative Response

Server:185.247.150.113

NS records: ns01.agenturserver.co, ns01.agenturserver.it, ns01.agenturserver.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bischoff-schaefer.de (unsigned zone)

⏱️ Timing

Total: 1206ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`176.52.243.120`
NS	3	`ns01.agenturserver.de, ns01.agenturserver.co...`
MX	4	`mx01.hornetsecurity.com (pri: 10), mx04.hornetsecurity.com (pri: 40)...`
TXT	1	`v=spf1 a:fw.bischoff-schaefer.de ip4:87.`
SOA	1	`ns01.agenturserver.de support.mittwald.d`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns01.agenturserver.de)

Analysis

Hierarchy

bischoff-schaefer.de is parent of fw.bischoff-schaefer.de.

IP Addresses

bischoff-schaefer.de points to a single IP: 176.52.243.120.

Other host names, for instance aces-international.org, r2085.agenturserver.it, stats.kyklosmodule.de, mobile-filiale-arbeitsschutz.de and treppen-center.com share IP numbers with bischoff-schaefer.de.

Name Servers

bischoff-schaefer.de is delegated to three name servers: ns01.agenturserver.co, ns01.agenturserver.de and ns01.agenturserver.it.

bischoff-schaefer.de at least partially shares its name servers with other domains, for instance ott-group.eu, stahlbau-hofmann.de, reitsport-ochs.com, termin-online-buchen.de and rabbaz.de.

Host names with one IP number:

ns01.agenturserver.co points to: 185.247.150.113.

ns01.agenturserver.de points to: 185.247.151.111.

ns01.agenturserver.it points to: 185.247.151.112.

Mail Servers

bischoff-schaefer.de is handled by four mail servers: mx01.hornetsecurity.com, mx02.hornetsecurity.com, mx03.hornetsecurity.com and mx04.hornetsecurity.com.

bischoff-schaefer.de shares some mail servers with other domains, including anlegerservice.de, sbblaw.com, tolli-park.de, arztakademie.at and welba.de.

Host names with one IP number: mx01.hornetsecurity.com points to 94.100.132.8; mx02.hornetsecurity.com points to 94.100.136.8; mx03.hornetsecurity.com points to 94.100.134.8; mx04.hornetsecurity.com points to 94.100.136.7.

bischoff-schaefer.de - robtex.com