`stiftung-bertelsmann.de`

DNSSEC	🔒 Signed (DS record present)
A	185.57.240.62^{🇩🇪 IQUER-AS185.57.240.0/22 iquer.net GmbH & Co KG - Net 1}
		PTR	`redirect.iquer.net`
NS	`ns0.iquer.net` ⭐
		A	185.57.243.2^{🇩🇪 IQUER-AS185.57.240.0/22 iquer.net GmbH & Co KG - Net 1}
			PTR	`ns0.iquer.net`
NS	`ns1.iquer.net`
		A	81.20.85.14^{🇩🇪 QUALITYHOSTING-AS81.20.84.0/23 QualityHosting AG - COLT1}
			PTR	`ns1.iquer.net`
NS	`ns2.iquer.net`
		A	85.236.54.102^{🇩🇪 INTERNETX-AS85.236.32.0/19 INTERNETX-MUC-2}
			PTR	`ns2.iquer.net`
MX	`stiftungbertelsmann-de02b.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::9^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00601.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::1^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr07cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::e^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00206.inbound.protection.outlook.com`
		A	52.101.68.0^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db3pr0202cu00100.inbound.protection.outlook.com`
		A	52.101.68.8^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du0pr03cu00100.inbound.protection.outlook.com`
		A	52.101.68.10^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dbbpr03cu00102.inbound.protection.outlook.com`
		A	52.101.73.26^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr05cu01302.inbound.protection.outlook.com`
TXT	`v=spf1 include:_spf.iquer.net include:spf.protection.outlook.com include:spf....`
TXT	`MS=ms30084320`
TXT	`MS=ms42722630`
SOA	`ns0.iquer.net`hostmaster@iquer.net 2018-06-04 #1

`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=1786439445

Same first word

stiftung-bertelsmann.de

Similar names

bertelsmann-stiftung.de

bertelsmann-stiftung.org

DNS History

8 records (5 active, 3 former)

●NSns0.iquer.net2015-07-02 → 2026-08-11 · 2 obs

● 2015-07-02 00:29:20
● 2026-08-11 09:41:06

●NSns1.iquer.net2015-07-02 → 2026-08-11 · 2 obs

● 2015-07-02 00:29:20
● 2026-08-11 09:41:06

●NSns2.iquer.net2026-02-16 → 2026-08-11 · 3 obs

○ 2015-07-02 00:29:20
● 2026-02-16 08:07:44
● 2026-08-11 09:41:06

○MXmx1.mail.arvato-systems.de2015-07-02 → 2016-12-02 · 4 obs

● 2015-07-02 00:29:20
● 2016-12-02 06:55:58
○ 2026-02-16 08:07:44
○ 2026-08-11 09:41:06

○MXmx2.mail.arvato-systems.de2015-07-02 → 2016-12-02 · 4 obs

● 2015-07-02 00:29:20
● 2016-12-02 06:55:58
○ 2026-02-16 08:07:44
○ 2026-08-11 09:41:06

●MXstiftungbertelsmann-de02b.mail.protection.outlook.com2026-02-16 → 2026-08-11 · 8 obs

○ 2016-12-02 06:55:58
● 2026-02-16 08:07:44
○ 2026-02-24 22:24:12
● 2026-03-25 23:40:50
○ 2026-03-26 21:42:56
● 2026-04-05 06:34:28
○ 2026-04-19 08:58:16
● 2026-08-11 09:41:06

●A185.57.240.622026-02-16 → 2026-08-11 · 8 obs

○ 2016-12-02 06:55:58
● 2026-02-16 08:07:44
○ 2026-02-24 22:24:12
● 2026-03-25 23:40:50
○ 2026-03-26 21:42:56
● 2026-04-05 06:34:28
○ 2026-04-19 08:58:16
● 2026-08-11 09:41:06

○A195.234.230.1072015-07-02 → 2016-12-02 · 4 obs

● 2015-07-02 00:29:20
● 2016-12-02 06:55:58
○ 2026-02-16 08:07:44
○ 2026-08-11 09:41:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	f.nic.de, z.nic.de, a.nic.de	-
stiftung-bertelsmann.de	ns0.iquer.net, ns1.iquer.net, ns2.iquer.net	-

✅ Authoritative Response

Server:185.57.243.2

NS records: ns0.iquer.net, ns1.iquer.net, ns2.iquer.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1111ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.57.240.62`
NS	3	`ns2.iquer.net, ns1.iquer.net...`
MX	1	`stiftungbertelsmann-de02b.mail.protectio`
TXT	3	`v=spf1 include:_spf.iquer.net include:sp, MS=ms42722630...`
SOA	1	`ns0.iquer.net hostmaster.iquer.net`

Analysis

IP Addresses

stiftung-bertelsmann.de has exactly one IP address — 185.57.240.62.

miesler.eu, iquer.info, intern.alumni-at-school.org plus two other host names have IP numbers in common with stiftung-bertelsmann.de.

Name Servers

DNS for stiftung-bertelsmann.de is handled by three authoritative name servers: ns0.iquer.net, ns1.iquer.net and ns2.iquer.net.

The name servers of stiftung-bertelsmann.de overlap at least partially with those of other domains — among them laendermonitor.de, bio-circle.pl, admovs.de and two more.

These name servers commonly appear in combination with the name servers iquer.net.

ns0.iquer.net, ns1.iquer.net and ns2.iquer.net all have one IP address each — ns0.iquer.net directs to 185.57.243.2, ns1.iquer.net directs to 81.20.85.14 and ns2.iquer.net directs to 85.236.54.102.

Mail Servers

stiftung-bertelsmann.de uses one mail server — stiftungbertelsmann-de02b.mail.protection.outlook.com.

stiftungbertelsmann-de02b.mail.protection.outlook.com has 8 IP addresses: 52.101.68.0, 52.101.68.8, 52.101.68.10 plus 5 more.

stiftung-bertelsmann.de - robtex.com