doublet.de - dns.ninja

doublet.de

DNSSEC⚠️ Not signed
A2a01:238:20a:202:1150::🇩🇪 STRATO2a01:238:20a::/48 Strato AG
PTRw96.rzone.de
A81.169.145.150🇩🇪 STRATO81.169.144.0/22 AG
NSshades08.rzone.de ⭐
A2607:f1c0:fe:53:185:132:34:135🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRshades08.rzone.de
A185.132.34.135🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRshades08.rzone.de
NSdocks13.rzone.de
A2001:8d8:fe:53:5747:2a74:d:13🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRdocks13.rzone.de
A217.160.80.140🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRdocks13.rzone.de
MXsmtpin.rzone.de ⭐
A2a01:238:20a:202:50f0::1097🇩🇪 STRATO2a01:238:20a::/48 Strato AG
A81.169.145.97🇩🇪 STRATO81.169.144.0/22 AG
PTRsmtpin.rzone.de
SOAshades08.rzone.dehostmaster@strato-rz.de 2026-02-18 #28

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1786692263
WOT: SAFE (50/100)

Subdomains

mail.doublet.de
www.doublet.de

Same first word

doublet.ru
doublet.no
doublet.ro
doublet.it
doublet.cat
doublet.info
doublet.eu
doublet.co.kr
doublet.net
doublet.id.au
doublet.com
doublet.fr
doublet.ca
doublet.pro
doublet.de
doublet.biz
doublet.co.uk
doublet.es
doublet.cn
doublet.com.au

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DNS History

22 records (5 active, 17 former)

20162017201820192020202120222023202420252026NSdocks13.rzone.deshades08.rzone.dens1.parkingcrew.netns1.sedoparking.comns1.webagentur.atns2.parkingcrew.netns2.sedoparking.comns2.webagentur.atMXsmtpin.rzone.demail.doublet.demail.h-email.netmail.nickstel.comA2a01:238:20a:202:1150::81.169.145.150144.76.213.14185.53.177.9185.53.178.7185.53.179.92001:8d8:100f:f000::200217.160.0.19554.72.9.5172.52.4.119
●NSdocks13.rzone.de2026-03-15 → 2026-08-14 · 3 obs
○ 2026-02-15 08:14:16
● 2026-03-15 09:01:06
● 2026-08-14 07:29:02
○NSns1.parkingcrew.net2015-10-11 → 2017-09-02 · 5 obs
○ 2015-07-09 11:47:04
● 2015-10-11 03:06:22
● 2017-09-02 13:17:28
○ 2026-02-15 08:14:16
○ 2026-08-14 07:29:02
○NSns1.sedoparking.com2015-07-09 → 2015-07-09 · 3 obs
● 2015-07-09 11:47:04
○ 2015-10-11 03:06:22
○ 2026-08-14 07:29:02
○NSns1.webagentur.at2026-02-15 → 2026-02-15 · 4 obs
○ 2017-09-02 13:17:28
● 2026-02-15 08:14:16
○ 2026-03-15 09:01:06
○ 2026-08-14 07:29:02
○NSns2.parkingcrew.net2015-10-11 → 2017-09-02 · 5 obs
○ 2015-07-09 11:47:04
● 2015-10-11 03:06:22
● 2017-09-02 13:17:28
○ 2026-02-15 08:14:16
○ 2026-08-14 07:29:02
○NSns2.sedoparking.com2015-07-09 → 2015-07-09 · 3 obs
● 2015-07-09 11:47:04
○ 2015-10-11 03:06:22
○ 2026-08-14 07:29:02
○NSns2.webagentur.at2026-02-15 → 2026-02-15 · 4 obs
○ 2017-09-02 13:17:28
● 2026-02-15 08:14:16
○ 2026-03-15 09:01:06
○ 2026-08-14 07:29:02
●NSshades08.rzone.de2026-03-15 → 2026-08-14 · 3 obs
○ 2026-02-15 08:14:16
● 2026-03-15 09:01:06
● 2026-08-14 07:29:02
○MXmail.doublet.de2026-02-15 → 2026-02-15 · 4 obs
○ 2015-12-28 12:21:32
● 2026-02-15 08:14:16
○ 2026-03-15 09:01:06
○ 2026-08-14 07:29:02
○MXmail.h-email.net2015-10-11 → 2015-10-11 · 4 obs
○ 2015-07-09 11:47:04
● 2015-10-11 03:06:22
○ 2015-12-28 12:21:32
○ 2026-08-14 07:29:02
○MXmail.nickstel.com2015-07-09 → 2015-07-09 · 3 obs
● 2015-07-09 11:47:04
○ 2015-10-11 03:06:22
○ 2026-08-14 07:29:02
●MXsmtpin.rzone.de2026-03-15 → 2026-08-14 · 3 obs
○ 2026-02-15 08:14:16
● 2026-03-15 09:01:06
● 2026-08-14 07:29:02
○A144.76.213.142026-02-15 → 2026-02-15 · 4 obs
○ 2017-09-02 13:17:28
● 2026-02-15 08:14:16
○ 2026-03-15 09:01:06
○ 2026-08-14 07:29:02
○A185.53.177.92015-10-11 → 2015-12-28 · 5 obs
○ 2015-07-09 11:47:04
● 2015-10-11 03:06:22
● 2015-12-28 12:21:32
○ 2016-04-07 03:36:56
○ 2026-08-14 07:29:02
○A185.53.178.72017-09-02 → 2017-09-02 · 4 obs
○ 2016-12-04 18:01:14
● 2017-09-02 13:17:28
○ 2026-02-15 08:14:16
○ 2026-08-14 07:29:02
○A185.53.179.92016-12-04 → 2016-12-04 · 4 obs
○ 2016-04-07 03:36:56
● 2016-12-04 18:01:14
○ 2017-09-02 13:17:28
○ 2026-08-14 07:29:02
○A2001:8d8:100f:f000::2002026-03-15 → 2026-04-16 · 5 obs
○ 2026-02-15 08:14:16
● 2026-03-15 09:01:06
● 2026-04-16 17:15:54
○ 2026-06-24 16:06:22
○ 2026-08-14 07:29:02
○A217.160.0.1952026-03-15 → 2026-04-16 · 5 obs
○ 2026-02-15 08:14:16
● 2026-03-15 09:01:06
● 2026-04-16 17:15:54
○ 2026-06-24 16:06:22
○ 2026-08-14 07:29:02
●A2a01:238:20a:202:1150::2026-06-24 → 2026-08-14 · 3 obs
○ 2026-04-16 17:15:54
● 2026-06-24 16:06:22
● 2026-08-14 07:29:02
○A54.72.9.512016-04-07 → 2017-09-02 · 6 obs
○ 2015-12-28 12:21:32
● 2016-04-07 03:36:56
○ 2016-12-04 18:01:14
● 2017-09-02 13:17:28
○ 2026-02-15 08:14:16
○ 2026-08-14 07:29:02
○A72.52.4.1192015-07-09 → 2015-07-09 · 3 obs
● 2015-07-09 11:47:04
○ 2015-10-11 03:06:22
○ 2026-08-14 07:29:02
●A81.169.145.1502026-06-24 → 2026-08-14 · 3 obs
○ 2026-04-16 17:15:54
● 2026-06-24 16:06:22
● 2026-08-14 07:29:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
def.nic.de, a.nic.de, z.nic.de-
doublet.dedocks13.rzone.de, shades08.rzone.de-

✅ Authoritative Response

Server:185.132.34.135

NS records: docks13.rzone.de, shades08.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for doublet.de (unsigned zone)

⏱️ Timing

Total: 954ms | Queries: -

📄 Records

TypeCountSample Data
A181.169.145.150
AAAA12a01:238:20a:202:1150::
NS2shades08.rzone.de, docks13.rzone.de
MX1smtpin.rzone.de (pri: 5)
SOA1shades08.rzone.de hostmaster.strato-rz.d

Analysis

Hierarchy

mail.doublet.de and www.doublet.de are both subdomains of doublet.de.

IP Addresses

doublet.de has two IP addresses: 81.169.145.150 and 2a01:238:20a:202:1150::

lasertrader.de, server-monitoring.de, ninajuetting.com and two other host names share IP numbers with doublet.de.

Name Servers

The NS records for doublet.de delegate to docks13.rzone.de and shades08.rzone.de.

doublet.de uses the same name servers as several other domains — among them total-artist.com, padelplace.com, alwakle.com and two more.

At least some of doublet.de's name servers are shared with other domains, for example rls-immobilien.com, dentalland.de, huxe.de and two more.

These name servers tend to co-occur with shades14.rzone.de, docks11.rzone.de, shades20.rzone.de and 7 other name servers in the same DNS delegations.

docks13.rzone.de resolves to 217.160.80.140 and 2001:8d8:fe:53:5747:2a74:d:13. Likewise, shades08.rzone.de resolves to 185.132.34.135 and 2607:f1c0:fe:53:185:132:34:135 — two IP addresses apiece.

Mail Servers

Mail for doublet.de is handled by a single mail server, smtpin.rzone.de.

doublet.de uses an identical mail server configuration to several other domains — among them ipunion.de, forhim-media.de, mail.noosphaere.de and two more.

smtpin.rzone.de directs to two IP numbers, 81.169.145.97 and 2a01:238:20a:202:50f0::1097.