`thomas-sys-tech.org`

DNSSEC	⚠️ Not signed
A	212.223.15.194^{🇩🇪 ratiokontakt212.223.0.0/16 GmbH}
		PTR	`linux05.rw.serviceprovider.de`
NS	`ns12.nameserver.de` ⭐
		A	2a02:708:0:25::2^{🇩🇪 ratiokontakt2a02:708::/32 GmbH}
			PTR	`ns12.nameserver.de`
		A	212.223.44.220^{🇩🇪 ratiokontakt212.223.0.0/16 GmbH}
			PTR	`ns12.nameserver.de`
NS	`ns11.nameserver.de`
		A	2a02:708:0:26::2^{🇩🇪 ratiokontakt2a02:708::/32 GmbH}
			PTR	`ns11.nameserver.de`
		A	212.223.44.219^{🇩🇪 ratiokontakt212.223.0.0/16 GmbH}
			PTR	`ns11.nameserver.de`
MX	`mail.thomas-sys-tech.org` ⭐
		A	212.223.165.71^{🇩🇪 ratiokontakt212.223.0.0/16 GmbH}
			PTR	`frontend.clustermail.de`
SOA	`ns12.nameserver.de`dnsmaster@ns12.nameserver.de 2018-01-04 #1

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1785919045

Subdomains

mail.thomas-sys-tech.org

Same first word

thomas-sys-tech.org

DNS History

6 records (4 active, 2 former)

●NSns11.nameserver.de2015-05-14 → 2026-08-05 · 2 obs

● 2015-05-14 23:59:00
● 2026-08-05 09:13:04

●NSns12.nameserver.de2015-05-14 → 2026-08-05 · 2 obs

● 2015-05-14 23:59:00
● 2026-08-05 09:13:04

●MXmail.thomas-sys-tech.org2015-05-14 → 2026-08-05 · 2 obs

● 2015-05-14 23:59:00
● 2026-08-05 09:13:04

○A212.223.122.1532017-01-05 → 2017-11-30 · 5 obs

○ 2016-07-22 08:48:34
● 2017-01-05 16:51:48
● 2017-11-30 21:26:36
○ 2026-08-05 06:59:36
○ 2026-08-05 09:13:04

○A212.223.131.1462015-05-14 → 2016-07-22 · 4 obs

● 2015-05-14 23:59:00
● 2016-07-22 08:48:34
○ 2017-01-05 16:51:48
○ 2026-08-05 09:13:04

●A212.223.15.1942026-08-05 → 2026-08-05 · 3 obs

○ 2017-11-30 21:26:36
● 2026-08-05 06:59:36
● 2026-08-05 09:13:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org	-
thomas-sys-tech.org	ns11.nameserver.de, ns12.nameserver.de	-

✅ Authoritative Response

Server:212.223.44.220

NS records: ns11.nameserver.de, ns12.nameserver.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thomas-sys-tech.org (unsigned zone)

⏱️ Timing

Total: 933ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.223.15.194`
NS	2	`ns11.nameserver.de, ns12.nameserver.de`
MX	1	`mail.thomas-sys-tech.org (pri: 10)`
SOA	1	`ns12.nameserver.de dnsmaster.ns12.namese`

Analysis

Hierarchy

mail.thomas-sys-tech.org is delegated beneath thomas-sys-tech.org.

IP Addresses

thomas-sys-tech.org resolves to one IP address: 212.223.15.194.

geonik-gmbh.de, abimek.de, weingut-kern-ottersheim.de and two other host names share IP numbers with thomas-sys-tech.org.

Name Servers

The NS records for thomas-sys-tech.org delegate to ns11.nameserver.de and ns12.nameserver.de.

thomas-sys-tech.org uses the same name servers as several other domains — among them plotform.de, maisel-iveco.de, druckerdienst-maisel.de and two more.

thomas-sys-tech.org and other domains like bytekontor.de share at least a portion of their name servers.

ns11.nameserver.de resolves to 212.223.44.219 and 2a02:708:0:26::2. Likewise, ns12.nameserver.de resolves to 212.223.44.220 and 2a02:708:0:25::2 — two IP addresses apiece.

Mail Servers

Mail for thomas-sys-tech.org is handled by a single mail server, mail.thomas-sys-tech.org.

mail.thomas-sys-tech.org resolves to 212.223.165.71 and no other IP number.

thomas-sys-tech.org - robtex.com