`managerseminar.de`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::2c2^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-02c2.elastic-ssl.ui-r.com`
A	217.160.0.107^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1023.ui-dns.biz` ⭐
		A	2607:f1c0:fe:53:185:132:33:23^{🇺🇸 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	`ns1023.ui-dns.biz`
		A	185.132.33.23^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1023.ui-dns.biz`
NS	`ns1023.ui-dns.com`
		A	2607:f1c0:fe:53:185:132:34:23^{🇺🇸 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	`ns1023.ui-dns.com`
		A	185.132.34.23^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1023.ui-dns.com`
NS	`ns1023.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:23^{🇺🇸 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	`ns1023.ui-dns.de`
		A	185.132.32.23^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1023.ui-dns.de`
NS	`ns1023.ui-dns.org`
		A	2607:f1c0:fe:53:185:132:35:23^{🇺🇸 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	`ns1023.ui-dns.org`
		A	185.132.35.23^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1023.ui-dns.org`
MX	`mx00.ionos.de` ⭐
		A	212.227.15.41^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
		A	212.227.15.171^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx00.kundenserver.de`
MX	`mx01.ionos.de` ⭐
		A	212.227.15.188^{🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2}
			PTR	`mx01.kundenserver.de`
		A	217.72.192.67^{🇩🇪 IONOS-AS217.72.192.0/20 Web.de}
			PTR	`mx01.kundenserver.de`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	`ns1023.ui-dns.biz`hostmaster@kundenserver.de 2017-05-26 #19

`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=1785910330

Same first word

managerseminar.eu

managerseminar.de

Similar names

seminarmanager.at

seminarmanager.de

marinemanagers.com

DNS History

18 records (8 active, 10 former)

○NSns-de.1and1-dns.biz2015-06-26 → 2017-03-22 · 4 obs

● 2015-06-26 20:24:58
● 2017-03-22 09:44:22
○ 2020-02-26 00:29:26
○ 2026-08-05 08:13:48

○NSns-de.1and1-dns.com2015-06-26 → 2017-03-22 · 4 obs

● 2015-06-26 20:24:58
● 2017-03-22 09:44:22
○ 2020-02-26 00:29:26
○ 2026-08-05 08:13:48

○NSns-de.1and1-dns.de2015-06-26 → 2017-03-22 · 4 obs

● 2015-06-26 20:24:58
● 2017-03-22 09:44:22
○ 2020-02-26 00:29:26
○ 2026-08-05 08:13:48

○NSns-de.1and1-dns.org2015-06-26 → 2017-03-22 · 4 obs

● 2015-06-26 20:24:58
● 2017-03-22 09:44:22
○ 2020-02-26 00:29:26
○ 2026-08-05 08:13:48

●NSns1023.ui-dns.biz2020-02-26 → 2026-08-05 · 3 obs

○ 2017-03-22 09:44:22
● 2020-02-26 00:29:26
● 2026-08-05 08:13:48

●NSns1023.ui-dns.com2020-02-26 → 2026-08-05 · 3 obs

○ 2017-03-22 09:44:22
● 2020-02-26 00:29:26
● 2026-08-05 08:13:48

●NSns1023.ui-dns.de2020-02-26 → 2026-08-05 · 3 obs

○ 2017-03-22 09:44:22
● 2020-02-26 00:29:26
● 2026-08-05 08:13:48

●NSns1023.ui-dns.org2020-02-26 → 2026-08-05 · 3 obs

○ 2017-03-22 09:44:22
● 2020-02-26 00:29:26
● 2026-08-05 08:13:48

●MXmx00.ionos.de2026-03-28 → 2026-08-05 · 3 obs

○ 2020-02-26 00:29:26
● 2026-03-28 17:59:42
● 2026-08-05 08:13:48

○MXmx00.kundenserver.de2015-06-26 → 2020-02-26 · 4 obs

● 2015-06-26 20:24:58
● 2020-02-26 00:29:26
○ 2026-03-28 17:59:42
○ 2026-08-05 08:13:48

●MXmx01.ionos.de2026-03-28 → 2026-08-05 · 3 obs

○ 2020-02-26 00:29:26
● 2026-03-28 17:59:42
● 2026-08-05 08:13:48

○MXmx01.kundenserver.de2015-06-26 → 2020-02-26 · 4 obs

● 2015-06-26 20:24:58
● 2020-02-26 00:29:26
○ 2026-03-28 17:59:42
○ 2026-08-05 08:13:48

○A2001:8d8:1001:1051:33a1:527:34e5:b8072015-06-26 → 2016-07-08 · 4 obs

● 2015-06-26 20:24:58
● 2016-07-08 23:55:20
○ 2017-03-22 09:44:22
○ 2026-08-05 08:13:48

○A2001:8d8:1001:1051:59ca:e73b:8995:68142017-03-22 → 2017-03-22 · 4 obs

○ 2016-07-08 23:55:20
● 2017-03-22 09:44:22
○ 2020-02-26 00:29:26
○ 2026-08-05 08:13:48

●A2001:8d8:100f:f000::2c22020-02-26 → 2026-08-05 · 3 obs

○ 2017-03-22 09:44:22
● 2020-02-26 00:29:26
● 2026-08-05 08:13:48

●A217.160.0.1072020-02-26 → 2026-08-05 · 3 obs

○ 2017-03-22 09:44:22
● 2020-02-26 00:29:26
● 2026-08-05 08:13:48

○A217.160.122.1722017-03-22 → 2017-03-22 · 4 obs

○ 2016-07-08 23:55:20
● 2017-03-22 09:44:22
○ 2020-02-26 00:29:26
○ 2026-08-05 08:13:48

○A217.160.60.2252015-06-26 → 2016-07-08 · 4 obs

● 2015-06-26 20:24:58
● 2016-07-08 23:55:20
○ 2017-03-22 09:44:22
○ 2026-08-05 08:13:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
managerseminar.de	ns1023.ui-dns.de, ns1023.ui-dns.biz, ns1023.ui-dns.com, ns1023.ui-dns.org	-

✅ Authoritative Response

Server:185.132.32.23

NS records: ns1023.ui-dns.de, ns1023.ui-dns.biz, ns1023.ui-dns.com, ns1023.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for managerseminar.de (unsigned zone)

⏱️ Timing

Total: 773ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.107`
AAAA	1	`2001:8d8:100f:f000::2c2`
NS	4	`ns1023.ui-dns.biz, ns1023.ui-dns.com...`
MX	2	`mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1023.ui-dns.biz hostmaster.kundenserve`

Analysis

IP Addresses

managerseminar.de resolves to the IP addresses 217.160.0.107 and 2001:8d8:100f:f000::2c2

nanofilt.eu, refalo.de, 2oscarskinotechnik.de and two other host names share IP numbers with managerseminar.de.

Name Servers

The authoritative name servers for managerseminar.de are ns1023.ui-dns.biz, ns1023.ui-dns.com, ns1023.ui-dns.de and ns1023.ui-dns.org.

managerseminar.de partially shares its NS delegation with several other domains, including claro-seminare.net, relocate-to-frankfurt.com, stage-hopper.com and two others.

In DNS configurations, these name servers often share authority with ns1101.ui-dns.biz, ns1122.ui-dns.de, ns1054.ui-dns.org and 5 other name servers.

ns1023.ui-dns.biz, ns1023.ui-dns.com, ns1023.ui-dns.de and ns1023.ui-dns.org each carry two IP addresses. ns1023.ui-dns.biz has 185.132.33.23 and 2607:f1c0:fe:53:185:132:33:23; ns1023.ui-dns.com has 185.132.34.23 and 2607:f1c0:fe:53:185:132:34:23; ns1023.ui-dns.de has 185.132.32.23 and 2607:f1c0:fe:53:185:132:32:23; ns1023.ui-dns.org has 185.132.35.23 and 2607:f1c0:fe:53:185:132:35:23.

Mail Servers

Mail for managerseminar.de is handled by two mail servers — mx00.ionos.de and mx01.ionos.de.

managerseminar.de uses an identical mail server configuration to several other domains — among them botoxdocs.de, hfl.de, fcg-blankenheim.de and two more.

Both mx00.ionos.de and mx01.ionos.de have two IP addresses each. mx00.ionos.de resolves to 212.227.15.41 and 212.227.15.171; mx01.ionos.de resolves to 212.227.15.188 and 217.72.192.67.

managerseminar.de - robtex.com