schaefer-computer.de - dns.ninja

`schaefer-computer.de`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::21a^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-021a.elastic-ssl.ui-r.com`
A	217.160.0.89^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1040.ui-dns.de` ⭐
		A	2607:f1c0:fe:53:185:132:32:40^{🇺🇸 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	`ns1040.ui-dns.de`
		A	185.132.32.40^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1040.ui-dns.de`
NS	`ns1040.ui-dns.biz`
		A	2607:f1c0:fe:53:185:132:33:40^{🇺🇸 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	`ns1040.ui-dns.biz`
		A	185.132.33.40^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1040.ui-dns.biz`
NS	`ns1040.ui-dns.com`
		A	2607:f1c0:fe:53:185:132:34:40^{🇺🇸 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	`ns1040.ui-dns.com`
		A	185.132.34.40^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1040.ui-dns.com`
NS	`ns1040.ui-dns.org`
		A	2607:f1c0:fe:53:185:132:35:40^{🇺🇸 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	`ns1040.ui-dns.org`
		A	185.132.35.40^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1040.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`
TXT	`MS=3AAFC49C36D409EB79DC645FB1107A03B547BA8B`
SOA	`ns1040.ui-dns.de`hostmaster@kundenserver.de 2016-11-21 #40

`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=1785674084

Subdomains

proxy.schaefer-computer.de

Same first word

schaefer-computer.de

DNS History

17 records (8 active, 9 former)

○NSns-de.1and1-dns.biz2015-05-30 → 2017-01-09 · 4 obs

● 2015-05-30 07:24:56
● 2017-01-09 18:12:48
○ 2018-07-29 03:28:08
○ 2026-08-02 13:08:38

○NSns-de.1and1-dns.com2015-05-30 → 2017-01-09 · 4 obs

● 2015-05-30 07:24:56
● 2017-01-09 18:12:48
○ 2018-07-29 03:28:08
○ 2026-08-02 13:08:38

○NSns-de.1and1-dns.de2015-05-30 → 2017-01-09 · 4 obs

● 2015-05-30 07:24:56
● 2017-01-09 18:12:48
○ 2018-07-29 03:28:08
○ 2026-08-02 13:08:38

○NSns-de.1and1-dns.org2015-05-30 → 2017-01-09 · 4 obs

● 2015-05-30 07:24:56
● 2017-01-09 18:12:48
○ 2018-07-29 03:28:08
○ 2026-08-02 13:08:38

●NSns1040.ui-dns.biz2018-07-29 → 2026-08-02 · 3 obs

○ 2017-01-09 18:12:48
● 2018-07-29 03:28:08
● 2026-08-02 13:08:38

●NSns1040.ui-dns.com2018-07-29 → 2026-08-02 · 3 obs

○ 2017-01-09 18:12:48
● 2018-07-29 03:28:08
● 2026-08-02 13:08:38

●NSns1040.ui-dns.de2018-07-29 → 2026-08-02 · 3 obs

○ 2017-01-09 18:12:48
● 2018-07-29 03:28:08
● 2026-08-02 13:08:38

●NSns1040.ui-dns.org2018-07-29 → 2026-08-02 · 3 obs

○ 2017-01-09 18:12:48
● 2018-07-29 03:28:08
● 2026-08-02 13:08:38

●MXmx00.ionos.de2026-02-15 → 2026-08-02 · 3 obs

○ 2018-07-29 03:28:08
● 2026-02-15 18:01:16
● 2026-08-02 13:08:38

○MXmx00.kundenserver.de2015-05-30 → 2018-07-29 · 4 obs

● 2015-05-30 07:24:56
● 2018-07-29 03:28:08
○ 2026-02-15 18:01:16
○ 2026-08-02 13:08:38

●MXmx01.ionos.de2026-02-15 → 2026-08-02 · 3 obs

○ 2018-07-29 03:28:08
● 2026-02-15 18:01:16
● 2026-08-02 13:08:38

○MXmx01.kundenserver.de2015-05-30 → 2018-07-29 · 4 obs

● 2015-05-30 07:24:56
● 2018-07-29 03:28:08
○ 2026-02-15 18:01:16
○ 2026-08-02 13:08:38

○A178.254.2.252017-01-09 → 2018-07-29 · 5 obs

○ 2016-04-04 17:52:14
● 2017-01-09 18:12:48
● 2018-07-29 03:28:08
○ 2026-02-15 18:01:16
○ 2026-08-02 13:08:38

○A2001:8d8:1000:d:365c:d585:70ed:f8202015-05-30 → 2016-04-04 · 4 obs

● 2015-05-30 07:24:56
● 2016-04-04 17:52:14
○ 2017-01-09 18:12:48
○ 2026-08-02 13:08:38

●A2001:8d8:100f:f000::21a2026-02-15 → 2026-08-02 · 3 obs

○ 2018-07-29 03:28:08
● 2026-02-15 18:01:16
● 2026-08-02 13:08:38

○A212.227.150.1782015-05-30 → 2016-04-04 · 4 obs

● 2015-05-30 07:24:56
● 2016-04-04 17:52:14
○ 2017-01-09 18:12:48
○ 2026-08-02 13:08:38

●A217.160.0.892026-02-15 → 2026-08-02 · 3 obs

○ 2018-07-29 03:28:08
● 2026-02-15 18:01:16
● 2026-08-02 13:08:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
schaefer-computer.de	ns1040.ui-dns.com, ns1040.ui-dns.biz, ns1040.ui-dns.de, ns1040.ui-dns.org	-

✅ Authoritative Response

Server:185.132.34.40

NS records: ns1040.ui-dns.com, ns1040.ui-dns.biz, ns1040.ui-dns.de, ns1040.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1012ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.89`
AAAA	1	`2001:8d8:100f:f000::21a`
NS	4	`ns1040.ui-dns.org, ns1040.ui-dns.biz...`
MX	2	`mx01.ionos.de (pri: 10), mx00.ionos.de (pri: 10)`
TXT	2	`MS=3AAFC49C36D409EB79DC645FB1107A03B547B, v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1040.ui-dns.de hostmaster.kundenserver`

Analysis

Hierarchy

The domain proxy.schaefer-computer.de falls under the parent schaefer-computer.de.

IP Addresses

schaefer-computer.de points to the IP addresses 217.160.0.89 and 2001:8d8:100f:f000::21a

siemik.de, cleverimnet.de, fxschmid.net plus two other host names have IP numbers in common with schaefer-computer.de.

Name Servers

Four name servers handle the delegation for schaefer-computer.de: ns1040.ui-dns.biz, ns1040.ui-dns.com, ns1040.ui-dns.de and ns1040.ui-dns.org.

At least some of schaefer-computer.de's name servers are shared with other domains, for example upsuk-assets.co.uk, beappy.fr, michael-dorn.de and two more.

These name servers tend to co-occur with ns1045.ui-dns.com, ns1045.ui-dns.de, ns1063.ui-dns.biz and 7 other name servers in the same DNS delegations.

Four hostnames, each resolving to a pair of IP addresses: ns1040.ui-dns.biz directs to 185.132.33.40 and 2607:f1c0:fe:53:185:132:33:40; ns1040.ui-dns.com directs to 185.132.34.40 and 2607:f1c0:fe:53:185:132:34:40; ns1040.ui-dns.de directs to 185.132.32.40 and 2607:f1c0:fe:53:185:132:32:40; ns1040.ui-dns.org directs to 185.132.35.40 and 2607:f1c0:fe:53:185:132:35:40.

Mail Servers

schaefer-computer.de uses two mail servers, mx00.ionos.de and mx01.ionos.de.

The mail server setup of schaefer-computer.de matches that of other domains such as stylelocals.com, wemusic.de, cipunet.de and two others.

schaefer-computer.de overlaps on mail servers with certain other domains, die-tierarztpraxis-glienicke.de among them.

mx00.ionos.de directs to 212.227.15.41 and 212.227.15.171. mx01.ionos.de directs to 212.227.15.188 and 217.72.192.67. Each host name carries two IP addresses.