`tirschner-performance.de`

DNSSEC	⚠️ Not signed
A	2a02:c206:3009:1139::1^{🇩🇪 CONTABO2a02:c206::/32}
		PTR	`tirschner-performance.de`
A	185.211.6.237^{🇩🇪 CONTABO185.211.6.0/24}
NS	`ns1.world4you.at` ⭐
		A	2607:f1c0:fe:53:185:132:32:253^{🇺🇸 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	`ns1.world4you.at`
		A	185.132.32.253^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1.world4you.at`
NS	`ns2.world4you.at`
		A	2001:8d8:fe:53:217:160:82:253^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns2.world4you.at`
		A	217.160.82.253^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns2.world4you.at`
MX	`mail.tirschner-performance.de` ⭐
		A	185.211.6.237^{🇩🇪 CONTABO185.211.6.0/24}
			PTR	`tirschner-performance.de`
TXT	`v=spf1 a mx ip4:185.211.6.237 ~all`
SOA	`ns1.world4you.at`hostmaster@world4you.com 2025-03-27 #2

`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

PTR for

237.6.211.185.in-addr.arpa

Same first word

tirschner-performance.de

DNS History

5 records (5 active, 0 former)

●NSns1.world4you.at2026-03-17 → 2026-04-12 · 2 obs

● 2026-03-17 18:44:08
● 2026-04-12 03:24:20

●NSns2.world4you.at2026-03-17 → 2026-04-12 · 2 obs

● 2026-03-17 18:44:08
● 2026-04-12 03:24:20

●MXmail.tirschner-performance.de2026-03-17 → 2026-04-12 · 2 obs

● 2026-03-17 18:44:08
● 2026-04-12 03:24:20

●A185.211.6.2372026-03-17 → 2026-04-12 · 2 obs

● 2026-03-17 18:44:08
● 2026-04-12 03:24:20

●A2a02:c206:3009:1139::12026-03-17 → 2026-04-12 · 2 obs

● 2026-03-17 18:44:08
● 2026-04-12 03:24:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
tirschner-performance.de	ns2.world4you.at, ns1.world4you.at	-

✅ Authoritative Response

Server:185.132.32.253

NS records: ns2.world4you.at, ns1.world4you.at

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tirschner-performance.de (unsigned zone)

⏱️ Timing

Total: 931ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.211.6.237`
AAAA	1	`2a02:c206:3009:1139::1`
NS	2	`ns2.world4you.at, ns1.world4you.at`
MX	1	`mail.tirschner-performance.de (pri: 10)`
TXT	1	`v=spf1 a mx ip4:185.211.6.237 ~all`
SOA	1	`ns1.world4you.at hostmaster.world4you.co`

Analysis

IP Addresses

tirschner-performance.de points to two IP numbers: 2a02:c206:3009:1139::1 and 185.211.6.237.

Name Servers

tirschner-performance.de is delegated to two name servers: ns1.world4you.at and ns2.world4you.at.

tirschner-performance.de uses the same name server setup as other domains, for instance docsy.at, finanzsv.at, die-netzverschoenerer.com, kleinl.com and gorisoft.at.

Host names with two IP numbers:

The host ns1.world4you.at points to 2607:f1c0:fe:53:185:132:32:253 and 185.132.32.253.

The host ns2.world4you.at points to 2001:8d8:fe:53:217:160:82:253 and 217.160.82.253.

Mail Servers

The mail server for tirschner-performance.de is mail.tirschner-performance.de.

Host name mail.tirschner-performance.de resolves to IP 185.211.6.237.

tirschner-performance.de - robtex.com