`thummerer-software-design.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	217.160.0.63^{🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3}
NS	`docks03.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:3^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks03.rzone.de`
		A	217.160.80.130^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks03.rzone.de`
NS	`shades15.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:142^{🇺🇸 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	`shades15.rzone.de`
		A	185.132.34.142^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades15.rzone.de`
MX	`smtpin.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::1097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
			PTR	`smtpin.rzone.de`
		A	81.169.145.97^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtpin.rzone.de`
SOA	`docks03.rzone.de`hostmaster@strato-rz.de 2020-06-30 #15

`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=1775963850

Same first word

thummerer-software-design.de

DNS History

9 records (5 active, 4 former)

●NSdocks03.rzone.de2026-02-20 → 2026-04-12 · 3 obs

○ 2018-11-08 08:30:24
● 2026-02-20 16:44:16
● 2026-04-12 03:23:36

○NSns1.abnetz.de2015-07-24 → 2018-11-08 · 4 obs

● 2015-07-24 08:35:16
● 2018-11-08 08:30:24
○ 2026-02-20 16:44:16
○ 2026-04-12 03:23:36

○NSns2.abnetz.de2015-07-24 → 2018-11-08 · 4 obs

● 2015-07-24 08:35:16
● 2018-11-08 08:30:24
○ 2026-02-20 16:44:16
○ 2026-04-12 03:23:36

●NSshades15.rzone.de2026-02-20 → 2026-04-12 · 3 obs

○ 2018-11-08 08:30:24
● 2026-02-20 16:44:16
● 2026-04-12 03:23:36

○MXmail.thummerer-software-design.de2015-07-24 → 2018-11-08 · 4 obs

● 2015-07-24 08:35:16
● 2018-11-08 08:30:24
○ 2026-02-20 16:44:16
○ 2026-04-12 03:23:36

●MXsmtpin.rzone.de2026-02-20 → 2026-04-12 · 3 obs

○ 2018-11-08 08:30:24
● 2026-02-20 16:44:16
● 2026-04-12 03:23:36

●A2001:8d8:100f:f000::2002026-02-20 → 2026-04-12 · 3 obs

○ 2018-11-08 08:30:24
● 2026-02-20 16:44:16
● 2026-04-12 03:23:36

●A217.160.0.632026-02-20 → 2026-04-12 · 3 obs

○ 2018-11-08 08:30:24
● 2026-02-20 16:44:16
● 2026-04-12 03:23:36

○A77.236.96.2492015-07-24 → 2018-11-08 · 4 obs

● 2015-07-24 08:35:16
● 2018-11-08 08:30:24
○ 2026-02-20 16:44:16
○ 2026-04-12 03:23:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
thummerer-software-design.de	docks03.rzone.de, shades15.rzone.de	-

✅ Authoritative Response

Server:217.160.80.130

NS records: docks03.rzone.de, shades15.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thummerer-software-design.de (unsigned zone)

⏱️ Timing

Total: 1021ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.160.0.63`
AAAA	1	`2001:8d8:100f:f000::200`
NS	2	`shades15.rzone.de, docks03.rzone.de`
MX	1	`smtpin.rzone.de (pri: 5)`
SOA	1	`docks03.rzone.de hostmaster.strato-rz.de`

Analysis

IP Addresses

thummerer-software-design.de resolves to two IP numbers: 2001:8d8:100f:f000::200 and 217.160.0.63.

other host names including limetree.be, lg-rhein-main.de, newcenturyintegrityproject.com, cabrio.at and chesley.org share IP numbers with thummerer-software-design.de.

Name Servers

thummerer-software-design.de is delegated to two name servers docks03.rzone.de and shades15.rzone.de.

thummerer-software-design.de shares the same name server setup as other domains, for instance 01soft.org, m3er.de, barrierefreiehotels.com, egleg.de and fragen-ans-netz.de.

thummerer-software-design.de at least partially shares name servers with other domains, for instance powercg.de, syno.systems, energie-bau.de, vitaltank.de and uccc.de.

These name servers are commonly used with the following name servers: docks11.rzone.de, shades12.rzone.de, docks17.rzone.de, shades19.rzone.de, shades04.rzone.de, docks02.rzone.de, docks06.rzone.de, shades09.rzone.de, shades11.rzone.de and shades05.rzone.de.

Host names with two IP numbers:

The host name docks03.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:3 and 217.160.80.130; the host name shades15.rzone.de points to 2607:f1c0:fe:53:185:132:34:142 and 185.132.34.142.

Mail Servers

thummerer-software-design.de is handled by a single mail server, smtpin.rzone.de.

thummerer-software-design.de shares the same mail server setup as other domains, for instance mits-online.de, msvbr.de, bingobango.de, karges.info and mail.kassel-nacht-der-ausbildung.de.

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

thummerer-software-design.de - robtex.com