undo.de - dns.ninja

`undo.de`

DNSSEC	⚠️ Not signed
A	2001:8d8:100f:f000::200^{🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910}
		PTR	`2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com`
A	217.160.0.36^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`ns1117.ui-dns.biz` ⭐
		A	2001:8d8:fe:53:0:d9a0:5175:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1117.ui-dns.biz`
		A	217.160.81.117^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1117.ui-dns.biz`
NS	`ns1112.ui-dns.com`
		A	2001:8d8:fe:53:0:d9a0:5270:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1112.ui-dns.com`
		A	217.160.82.112^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
NS	`ns1118.ui-dns.de`
		A	2607:f1c0:fe:53:185:132:32:118^{🇺🇸 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	`ns1118.ui-dns.de`
		A	217.160.80.118^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1118.ui-dns.de`
NS	`ns1121.ui-dns.org`
		A	2001:8d8:fe:53:0:d9a0:5379:100^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns1121.ui-dns.org`
		A	217.160.83.121^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns1121.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	`ns1117.ui-dns.biz`hostmaster@1und1.com 2017-06-01 #17

`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=1782575091

Subdomains

mail.undo.de

Same first word

undo.in

undo.co.th

undo.be

undo.ca

undo.ba

undo.ir

undo.im

undo.pl

undo.fi

undo.cz

undo.in.th

undo.software

undo.fr

undo.mobi

undo.org

undo.cc

undo.ru

undo.net

undo.at

undo.co

undo.pro

undo.es

undo.io

undo.dk

undo.jp

undo.co.uk

undo.me

undo.com.mx

undo.com.br

undo.de

undo.dog

undo.com

undo.com.my

undo.it

undo.us

undo.cn

undo.nl

undo.today

undo.si

undo.pt

undo.cl

Similar names

nuod.cn

dnuo.com.cn

duno.dk

duon.com.br

udon.cn

udon.pl

nduo.com.cn

udon.love

udon.icu

donu.de

udon.de

duon.se

noud.info

unod.com

udon.cz

nodu.cn

nudo.dk

duon.ru

onud.ee

donu.com

duno.eu

udon.nl

duno.co.uk

duon.nl

udon.rocks

nudo.eu

onud.com

odun.ru

donu.nl

duno.ch

odun.net

duno.net

ondu.si

duon.kr

oudn.com

nodu.ru

duon.biz

ondu.com

udon.pt

nodu.net

nudo.com.au

udon.co

duno.cc

nudo.com.br

unod.com.py

duon.cn

duno.es

noud.be

dnuo.net

duno.jp

nudo.co

udon.es

ound.com

udon.us

nduo.de

nodu.com.cn

donu.xyz

nudo.cn

nduo.cn

donu.net

ondu.com.ec

odun.cn

odun.com.br

udon.redirectme.net

nudo.org

nduo.com

donu.com.cn

udon.ru

unod.net

duon.com

duno.lv

nudo.biz

nodu.com

doun.de

udon.today

noud.com

DNS History

14 records (8 active, 6 former)

○NSns1.greatnet.de2015-07-17 → 2026-05-01 · 4 obs

● 2015-07-17 13:54:54
● 2026-05-01 12:09:44
○ 2026-05-22 17:54:38
○ 2026-06-27 16:06:24

●NSns1112.ui-dns.com2026-05-22 → 2026-06-27 · 3 obs

○ 2026-05-01 12:09:44
● 2026-05-22 17:54:38
● 2026-06-27 16:06:24

●NSns1117.ui-dns.biz2026-05-22 → 2026-06-27 · 3 obs

○ 2026-05-01 12:09:44
● 2026-05-22 17:54:38
● 2026-06-27 16:06:24

●NSns1118.ui-dns.de2026-05-22 → 2026-06-27 · 3 obs

○ 2026-05-01 12:09:44
● 2026-05-22 17:54:38
● 2026-06-27 16:06:24

●NSns1121.ui-dns.org2026-05-22 → 2026-06-27 · 3 obs

○ 2026-05-01 12:09:44
● 2026-05-22 17:54:38
● 2026-06-27 16:06:24

○NSns2.greatnet.de2015-07-17 → 2026-05-01 · 4 obs

● 2015-07-17 13:54:54
● 2026-05-01 12:09:44
○ 2026-05-22 17:54:38
○ 2026-06-27 16:06:24

○NSns3.greatnet.de2015-07-17 → 2026-05-01 · 4 obs

● 2015-07-17 13:54:54
● 2026-05-01 12:09:44
○ 2026-05-22 17:54:38
○ 2026-06-27 16:06:24

○MXmail.undo.de2015-07-17 → 2026-05-01 · 4 obs

● 2015-07-17 13:54:54
● 2026-05-01 12:09:44
○ 2026-05-22 17:54:38
○ 2026-06-27 16:06:24

●MXmx00.ionos.de2026-05-22 → 2026-06-27 · 3 obs

○ 2026-05-01 12:09:44
● 2026-05-22 17:54:38
● 2026-06-27 16:06:24

●MXmx01.ionos.de2026-05-22 → 2026-06-27 · 3 obs

○ 2026-05-01 12:09:44
● 2026-05-22 17:54:38
● 2026-06-27 16:06:24

○A178.254.50.1062015-07-17 → 2016-02-11 · 4 obs

● 2015-07-17 13:54:54
● 2016-02-11 18:46:06
○ 2016-04-28 07:31:36
○ 2026-06-27 16:06:24

○A178.254.50.2032016-04-28 → 2026-05-01 · 5 obs

○ 2016-02-11 18:46:06
● 2016-04-28 07:31:36
● 2026-05-01 12:09:44
○ 2026-05-22 17:54:38
○ 2026-06-27 16:06:24

●A2001:8d8:100f:f000::2002026-05-22 → 2026-06-27 · 3 obs

○ 2026-05-01 12:09:44
● 2026-05-22 17:54:38
● 2026-06-27 16:06:24

●A217.160.0.362026-05-22 → 2026-06-27 · 3 obs

○ 2026-05-01 12:09:44
● 2026-05-22 17:54:38
● 2026-06-27 16:06:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
undo.de	ns1117.ui-dns.biz, ns1112.ui-dns.com, ns1121.ui-dns.org, ns1118.ui-dns.de	-

✅ Authoritative Response

Server:217.160.83.121

NS records: ns1117.ui-dns.biz, ns1112.ui-dns.com, ns1121.ui-dns.org, ns1118.ui-dns.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for undo.de (unsigned zone)

⏱️ Timing

Total: 993ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.36`
AAAA	1	`2001:8d8:100f:f000::200`
NS	4	`ns1112.ui-dns.com, ns1117.ui-dns.biz...`
MX	2	`mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)`
TXT	1	`v=spf1 include:_spf-eu.ionos.com ~all`
SOA	1	`ns1117.ui-dns.biz hostmaster.1und1.com`

Analysis

Hierarchy

undo.de is a parent domain of mail.undo.de.

IP Addresses

undo.de resolves to the IP addresses 217.160.0.36 and 2001:8d8:100f:f000::200

dogzilian.com, grupcis.es, fischer-lederwaren.de and two other host names share IP numbers with undo.de.

Name Servers

The authoritative name servers for undo.de are ns1117.ui-dns.biz, ns1112.ui-dns.com, ns1118.ui-dns.de and ns1121.ui-dns.org.

undo.de shares at least some of its name servers with other domains, including quarz24.com, basti.eu, gmfactory.co.uk and two others.

These name servers are frequently seen alongside ns1118.ui-dns.com, ns1118.ui-dns.biz, ns1118.ui-dns.org and 7 other name servers.

The host names ns1117.ui-dns.biz, ns1112.ui-dns.com, ns1118.ui-dns.de and ns1121.ui-dns.org each resolve to two IP addresses: ns1117.ui-dns.biz resolves to 217.160.81.117 and 2001:8d8:fe:53:0:d9a0:5175:100; ns1112.ui-dns.com resolves to 217.160.82.112 and 2001:8d8:fe:53:0:d9a0:5270:100; ns1118.ui-dns.de resolves to 217.160.80.118 and 2607:f1c0:fe:53:185:132:32:118; ns1121.ui-dns.org resolves to 217.160.83.121 and 2001:8d8:fe:53:0:d9a0:5379:100.

Mail Servers

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

undo.de uses an identical mail server configuration to several other domains — among them mawago.de, golter.org, internetrecht-schwerin.de and two more.

mx00.ionos.de and mx01.ionos.de each resolve to one IP number: mx00.ionos.de points to 212.227.15.41 and mx01.ionos.de points to 217.72.192.67.