csign.de - dns.ninja

`csign.de`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::2ef^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-02ef.elastic-ssl.ui-r.com`
A	217.160.0.132^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1021.ui-dns.de` ⭐
		A	2001:8d8:fe:53:0:d9a0:5015:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.de`
		A	217.160.80.21^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.de`
NS	`ns1021.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:5115:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.biz`
		A	217.160.81.21^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.biz`
NS	`ns1021.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5215:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.com`
		A	217.160.82.21^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.com`
NS	`ns1021.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5315:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1021.ui-dns.org`
		A	217.160.83.21^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1021.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`
MX	`mx01.ionos.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	`ns1021.ui-dns.de`hostmaster@schlund.de 2016-04-28 #3

`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=1783251139

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DNS History

14 records (8 active, 6 former)

●NSns1021.ui-dns.biz2021-01-08 → 2026-07-05 · 3 obs

○ 2017-04-20 16:30:34
● 2021-01-08 21:46:32
● 2026-07-05 12:10:02

●NSns1021.ui-dns.com2021-01-08 → 2026-07-05 · 3 obs

○ 2017-04-20 16:30:34
● 2021-01-08 21:46:32
● 2026-07-05 12:10:02

●NSns1021.ui-dns.de2021-01-08 → 2026-07-05 · 3 obs

○ 2017-04-20 16:30:34
● 2021-01-08 21:46:32
● 2026-07-05 12:10:02

●NSns1021.ui-dns.org2021-01-08 → 2026-07-05 · 3 obs

○ 2017-04-20 16:30:34
● 2021-01-08 21:46:32
● 2026-07-05 12:10:02

○NSns25.schlund.de2015-07-16 → 2017-04-20 · 4 obs

● 2015-07-16 14:40:10
● 2017-04-20 16:30:34
○ 2021-01-08 21:46:32
○ 2026-07-05 12:10:02

○NSns26.schlund.de2015-07-16 → 2017-04-20 · 4 obs

● 2015-07-16 14:40:10
● 2017-04-20 16:30:34
○ 2021-01-08 21:46:32
○ 2026-07-05 12:10:02

●MXmx00.ionos.de2026-03-27 → 2026-07-05 · 3 obs

○ 2021-01-08 21:46:32
● 2026-03-27 02:07:26
● 2026-07-05 12:10:02

○MXmx00.schlund.de2015-07-16 → 2021-01-08 · 4 obs

● 2015-07-16 14:40:10
● 2021-01-08 21:46:32
○ 2026-03-27 02:07:26
○ 2026-07-05 12:10:02

●MXmx01.ionos.de2026-03-27 → 2026-07-05 · 3 obs

○ 2021-01-08 21:46:32
● 2026-03-27 02:07:26
● 2026-07-05 12:10:02

○MXmx01.schlund.de2015-07-16 → 2021-01-08 · 4 obs

● 2015-07-16 14:40:10
● 2021-01-08 21:46:32
○ 2026-03-27 02:07:26
○ 2026-07-05 12:10:02

●A2001:8d8:100f:f000::2ef2021-01-08 → 2026-07-05 · 3 obs

○ 2017-04-20 16:30:34
● 2021-01-08 21:46:32
● 2026-07-05 12:10:02

●A217.160.0.1322021-01-08 → 2026-07-05 · 3 obs

○ 2017-04-20 16:30:34
● 2021-01-08 21:46:32
● 2026-07-05 12:10:02

○A217.160.223.532016-06-21 → 2017-04-20 · 5 obs

○ 2016-03-04 01:48:24
● 2016-06-21 17:40:06
● 2017-04-20 16:30:34
○ 2021-01-08 21:46:32
○ 2026-07-05 12:10:02

○A82.165.124.1492015-07-16 → 2016-03-04 · 4 obs

● 2015-07-16 14:40:10
● 2016-03-04 01:48:24
○ 2016-06-21 17:40:06
○ 2026-07-05 12:10:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
csign.de	ns1021.ui-dns.biz, ns1021.ui-dns.org, ns1021.ui-dns.de, ns1021.ui-dns.com	-

✅ Authoritative Response

Server:217.160.83.21

NS records: ns1021.ui-dns.biz, ns1021.ui-dns.org, ns1021.ui-dns.de, ns1021.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for csign.de (unsigned zone)

⏱️ Timing

Total: 951ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.132`
AAAA	1	`2001:8d8:100f:f000::2ef`
NS	4	`ns1021.ui-dns.com, ns1021.ui-dns.org...`
MX	2	`mx01.ionos.de (pri: 10), mx00.ionos.de (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1021.ui-dns.de hostmaster.schlund.de`

Analysis

IP Addresses

csign.de points to the IP addresses 217.160.0.132 and 2001:8d8:100f:f000::2ef

waehrer.com, lycii.com, www.beyondthetabletop.com and two other host names share IP numbers with csign.de.

Name Servers

The authoritative name servers for csign.de are ns1021.ui-dns.biz, ns1021.ui-dns.com, ns1021.ui-dns.de and ns1021.ui-dns.org.

At least some of csign.de's name servers are shared with other domains, for example heladeriatattasu.es, cornelia-boermann.com, acbconsultinginc.com and two more.

Four hostnames, each resolving to a pair of IP addresses: ns1021.ui-dns.biz directs to 217.160.81.21 and 2001:8d8:fe:53:0:d9a0:5115:100; ns1021.ui-dns.com directs to 217.160.82.21 and 2001:8d8:fe:53:0:d9a0:5215:100; ns1021.ui-dns.de directs to 217.160.80.21 and 2001:8d8:fe:53:0:d9a0:5015:100; ns1021.ui-dns.org directs to 217.160.83.21 and 2001:8d8:fe:53:0:d9a0:5315:100.

Mail Servers

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

csign.de uses an identical mail server configuration to several other domains — among them formaxx.be, techkon.de, rulog.de and two more.

Each of mx00.ionos.de and mx01.ionos.de has one IP address: mx00.ionos.de uses 212.227.15.41 and mx01.ionos.de uses 217.72.192.67.