cuw.de - dns.ninja

`cuw.de`

DNSSEC	⚠️ Not signed
NS	`ns1027.ui-dns.com` ⭐
		A	2001:8d8:fe:53:0:d9a0:521b:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1027.ui-dns.com`
		A	217.160.82.27^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1027.ui-dns.com`
NS	`ns1031.ui-dns.de`
		A	2001:8d8:fe:53:0:d9a0:501f:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1031.ui-dns.de`
		A	217.160.80.31^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1031.ui-dns.de`
NS	`ns1042.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:532a:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1042.ui-dns.org`
		A	217.160.83.42^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1042.ui-dns.org`
NS	`ns1061.ui-dns.biz`
		A	2001:8d8:fe:53:0:d9a0:513d:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1061.ui-dns.biz`
		A	217.160.81.61^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1061.ui-dns.biz`
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	`0e27517fa6f04cba8be2dc33965ffc2a`
TXT	`afternic-verification-9cJxxzRwQS2LwHzueBDqnt`
TXT	`v=spf1 include:_spf-eu.ionos.com ~all`
TXT	`c0942c84c333b7577911a3a009f94199c1c21ed6`
SOA	`ns1027.ui-dns.com`hostmaster@1und1.com 2017-06-01 #11

`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=1782906778

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DNS History

12 records (6 active, 6 former)

●NSns1027.ui-dns.com2026-02-27 → 2026-07-01 · 3 obs

○ 2021-04-10 00:49:58
● 2026-02-27 13:35:40
● 2026-07-01 12:10:00

●NSns1031.ui-dns.de2026-02-27 → 2026-07-01 · 3 obs

○ 2021-04-10 00:49:58
● 2026-02-27 13:35:40
● 2026-07-01 12:10:00

●NSns1042.ui-dns.org2026-02-27 → 2026-07-01 · 3 obs

○ 2021-04-10 00:49:58
● 2026-02-27 13:35:40
● 2026-07-01 12:10:00

●NSns1061.ui-dns.biz2026-02-27 → 2026-07-01 · 3 obs

○ 2021-04-10 00:49:58
● 2026-02-27 13:35:40
● 2026-07-01 12:10:00

○NSns2.xc-ns.de2015-08-15 → 2021-04-10 · 4 obs

● 2015-08-15 14:02:16
● 2021-04-10 00:49:58
○ 2026-02-27 13:35:40
○ 2026-07-01 12:10:00

○NSns5.xc-ns.de2015-08-15 → 2021-04-10 · 4 obs

● 2015-08-15 14:02:16
● 2021-04-10 00:49:58
○ 2026-02-27 13:35:40
○ 2026-07-01 12:10:00

●MXmx00.ionos.de2026-02-27 → 2026-07-01 · 3 obs

○ 2021-04-10 00:49:58
● 2026-02-27 13:35:40
● 2026-07-01 12:10:00

●MXmx01.ionos.de2026-02-27 → 2026-07-01 · 3 obs

○ 2021-04-10 00:49:58
● 2026-02-27 13:35:40
● 2026-07-01 12:10:00

○MXmx10.xc-mx.de2015-08-15 → 2021-04-10 · 4 obs

● 2015-08-15 14:02:16
● 2021-04-10 00:49:58
○ 2026-02-27 13:35:40
○ 2026-07-01 12:10:00

○A2001:8d8:100f:f000::2002026-02-27 → 2026-02-27 · 4 obs

○ 2021-04-10 00:49:58
● 2026-02-27 13:35:40
○ 2026-03-27 13:44:36
○ 2026-07-01 12:10:00

○A217.160.0.1362026-02-27 → 2026-02-27 · 4 obs

○ 2021-04-10 00:49:58
● 2026-02-27 13:35:40
○ 2026-03-27 13:44:36
○ 2026-07-01 12:10:00

○A91.195.240.1352015-08-15 → 2021-04-10 · 4 obs

● 2015-08-15 14:02:16
● 2021-04-10 00:49:58
○ 2026-02-27 13:35:40
○ 2026-07-01 12:10:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
cuw.de	ns1031.ui-dns.de, ns1042.ui-dns.org, ns1061.ui-dns.biz, ns1027.ui-dns.com	-

✅ Authoritative Response

Server:217.160.81.61

NS records: ns1031.ui-dns.de, ns1042.ui-dns.org, ns1061.ui-dns.biz, ns1027.ui-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cuw.de (unsigned zone)

⏱️ Timing

Total: 965ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1042.ui-dns.org, ns1061.ui-dns.biz...`
MX	2	`mx01.ionos.de (pri: 10), mx00.ionos.de (pri: 10)`
TXT	4	`v=spf1 include:_spf-eu.ionos.com ~all, 0e27517fa6f04cba8be2dc33965ffc2a...`
SOA	1	`ns1027.ui-dns.com hostmaster.1und1.com`

Analysis

Name Servers

cuw.de has four authoritative name servers: ns1061.ui-dns.biz, ns1027.ui-dns.com, ns1031.ui-dns.de and ns1042.ui-dns.org.

The name servers of cuw.de overlap at least partially with those of other domains — among them russell-iso.com, sacs-a-fond.net, ihannah.de and two more.

These name servers commonly appear in delegations together with ns1027.ui-dns.biz, ns1027.ui-dns.org, ns1027.ui-dns.de and 7 other.

Each of the four hosts ns1061.ui-dns.biz, ns1027.ui-dns.com, ns1031.ui-dns.de and ns1042.ui-dns.org has two IP addresses. ns1061.ui-dns.biz points to 217.160.81.61 and 2001:8d8:fe:53:0:d9a0:513d:100. ns1027.ui-dns.com points to 217.160.82.27 and 2001:8d8:fe:53:0:d9a0:521b:100. ns1031.ui-dns.de points to 217.160.80.31 and 2001:8d8:fe:53:0:d9a0:501f:100. ns1042.ui-dns.org points to 217.160.83.42 and 2001:8d8:fe:53:0:d9a0:532a:100.

Mail Servers

cuw.de has two mail servers: mx00.ionos.de and mx01.ionos.de.

cuw.de shares the same mail server setup as other domains, including friedrich-schulze.de, gugger.at, d-win.de and two others.

Both mx00.ionos.de and mx01.ionos.de have a single IP address each — mx00.ionos.de resolves to 212.227.15.41 while mx01.ionos.de resolves to 217.72.192.67.