thinkdoc.de - dns.ninja

`thinkdoc.de`

DNSSEC	⚠️ Not signed
A	2a01:238:20a:202:1165::^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
		PTR	`wa5.rzone.de`
A	81.169.145.165^{🇩🇪 STRATO81.169.144.0/22 AG}
NS	`shades11.rzone.de` ⭐
		A	2607:f1c0:fe:53:185:132:34:138^{🇺🇸 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	`shades11.rzone.de`
		A	185.132.34.138^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades11.rzone.de`
NS	`docks02.rzone.de`
		A	2001:8d8:fe:53:5747:2a74:d:2^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks02.rzone.de`
		A	217.160.80.129^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks02.rzone.de`
MX	`thinkdoc-de.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca09::^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am3pr04cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::5^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am1pr04cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::9^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr04cu00801.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::20^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00400.inbound.protection.outlook.com`
		A	52.101.68.5^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-du2pr03cu00105.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.73.2^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr07cu00302.inbound.protection.outlook.com`
		A	52.101.73.16^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as2pr05cu00100.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`shades11.rzone.de`hostmaster@strato-rz.de 2020-11-10 #25

`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=1782075241

Same first word

thinkdoc.de

thinkdoc.vip

DNS History

8 records (5 active, 3 former)

●NSdocks02.rzone.de2026-03-27 → 2026-06-21 · 3 obs

○ 2017-04-19 03:08:28
● 2026-03-27 08:14:38
● 2026-06-21 21:24:32

○NSns1.acp-rz.de2015-08-10 → 2017-04-19 · 4 obs

● 2015-08-10 22:37:54
● 2017-04-19 03:08:28
○ 2026-03-27 08:14:38
○ 2026-06-21 21:24:32

○NSns2.acp-rz.de2015-08-10 → 2017-04-19 · 4 obs

● 2015-08-10 22:37:54
● 2017-04-19 03:08:28
○ 2026-03-27 08:14:38
○ 2026-06-21 21:24:32

●NSshades11.rzone.de2026-03-27 → 2026-06-21 · 3 obs

○ 2017-04-19 03:08:28
● 2026-03-27 08:14:38
● 2026-06-21 21:24:32

●MXthinkdoc-de.mail.protection.outlook.com2015-08-10 → 2026-06-21 · 2 obs

● 2015-08-10 22:37:54
● 2026-06-21 21:24:32

○A212.18.197.1262015-08-10 → 2017-04-19 · 4 obs

● 2015-08-10 22:37:54
● 2017-04-19 03:08:28
○ 2026-03-27 08:14:38
○ 2026-06-21 21:24:32

●A2a01:238:20a:202:1165::2026-03-27 → 2026-06-21 · 3 obs

○ 2017-04-19 03:08:28
● 2026-03-27 08:14:38
● 2026-06-21 21:24:32

●A81.169.145.1652026-03-27 → 2026-06-21 · 3 obs

○ 2017-04-19 03:08:28
● 2026-03-27 08:14:38
● 2026-06-21 21:24:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	z.nic.de, a.nic.de, f.nic.de	-
thinkdoc.de	docks02.rzone.de, shades11.rzone.de	-

✅ Authoritative Response

Server:185.132.34.138

NS records: docks02.rzone.de, shades11.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thinkdoc.de (unsigned zone)

⏱️ Timing

Total: 1207ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.145.165`
AAAA	1	`2a01:238:20a:202:1165::`
NS	2	`docks02.rzone.de, shades11.rzone.de`
MX	1	`thinkdoc-de.mail.protection.outlook.com`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`shades11.rzone.de hostmaster.strato-rz.d`

Analysis

IP Addresses

thinkdoc.de points to the IP addresses 81.169.145.165 and 2a01:238:20a:202:1165::

Among the host names that share IP numbers with thinkdoc.de are e-tanke.de, applewoi.com, erwin-pointinger.de and two others.

Name Servers

thinkdoc.de is served by two delegated name servers, docks02.rzone.de and shades11.rzone.de.

thinkdoc.de has the same name server delegation as a number of other domains, such as ac-friends.com, fcl-online.com, twinbears.nl and two more.

The name servers of thinkdoc.de overlap at least partially with those of other domains — among them suleymanyedibela.com, schokolade24.tv, ag-vt.com and two more.

These name servers commonly appear in delegations together with docks11.rzone.de, shades01.rzone.de, shades09.rzone.de and 7 other.

Each of the two host names carries two IP addresses: docks02.rzone.de points to 217.160.80.129 and 2001:8d8:fe:53:5747:2a74:d:2, and shades11.rzone.de points to 185.132.34.138 and 2607:f1c0:fe:53:185:132:34:138.

Mail Servers

thinkdoc.de routes its mail through a single mail server, thinkdoc-de.mail.protection.outlook.com.

thinkdoc-de.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.68.5, 52.101.68.18 and 52.101.73.2, along with 5 other.