`telefonsystem.de`

DNSSEC	⚠️ Not signed
A	2a01:238:20a:202:1077::^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
A	81.169.145.77^{🇩🇪 STRATO81.169.144.0/22 AG}
NS	`docks19.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:19^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks19.rzone.de`
		A	217.160.80.146^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks19.rzone.de`
NS	`shades13.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:140^{🇺🇸 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	`shades13.rzone.de`
		A	185.132.34.140^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades13.rzone.de`
MX	`smtpin.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::1097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
		A	81.169.145.97^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtpin.rzone.de`
SOA	`docks19.rzone.de`hostmaster@strato-rz.de 2020-05-24 #8

`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=1774786247

Same first word

telefonsystem.no

telefonsystem.de

Similar names

systemtelefon.de

DNS History

8 records (5 active, 3 former)

●NSdocks19.rzone.de2015-07-23 → 2026-03-29 · 2 obs

● 2015-07-23 04:17:30
● 2026-03-29 12:16:48

●NSshades13.rzone.de2015-07-23 → 2026-03-29 · 2 obs

● 2015-07-23 04:17:30
● 2026-03-29 12:16:48

○MXsmtp.rzone.de2015-07-23 → 2017-11-09 · 4 obs

● 2015-07-23 04:17:30
● 2017-11-09 18:57:50
○ 2026-02-17 11:02:34
○ 2026-03-29 12:16:48

●MXsmtpin.rzone.de2026-02-17 → 2026-03-29 · 3 obs

○ 2017-11-09 18:57:50
● 2026-02-17 11:02:34
● 2026-03-29 12:16:48

●A2a01:238:20a:202:1077::2026-02-17 → 2026-03-29 · 3 obs

○ 2017-11-09 18:57:50
● 2026-02-17 11:02:34
● 2026-03-29 12:16:48

○A2a01:238:20a:202:1163::2015-07-23 → 2017-11-09 · 4 obs

● 2015-07-23 04:17:30
● 2017-11-09 18:57:50
○ 2026-02-17 11:02:34
○ 2026-03-29 12:16:48

○A81.169.145.1632015-07-23 → 2017-11-09 · 4 obs

● 2015-07-23 04:17:30
● 2017-11-09 18:57:50
○ 2026-02-17 11:02:34
○ 2026-03-29 12:16:48

●A81.169.145.772026-02-17 → 2026-03-29 · 3 obs

○ 2017-11-09 18:57:50
● 2026-02-17 11:02:34
● 2026-03-29 12:16:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
telefonsystem.de	shades13.rzone.de, docks19.rzone.de	-

✅ Authoritative Response

Server:217.160.80.146

NS records: shades13.rzone.de, docks19.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for telefonsystem.de (unsigned zone)

⏱️ Timing

Total: 983ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.145.77`
AAAA	1	`2a01:238:20a:202:1077::`
NS	2	`shades13.rzone.de, docks19.rzone.de`
MX	1	`smtpin.rzone.de (pri: 5)`
SOA	1	`docks19.rzone.de hostmaster.strato-rz.de`

Analysis

IP Addresses

telefonsystem.de points to two IP numbers: 2a01:238:20a:202:1077:: and 81.169.145.77.

Other host names, for instance aikibudo.info, gaarthuis.eu, kitschke.eu, opherden.de and 0i0i.de share IP numbers with telefonsystem.de.

Name Servers

telefonsystem.de's delegation is to two name servers docks19.rzone.de and shades13.rzone.de.

telefonsystem.de shares the same name server configuration as other domains, such as zickert.biz, idolum.de, hellwichs.de, nkhh.de and marschall.de.

telefonsystem.de at least partially shares its name servers with other domains, for instance osachs.de, dagal.eu, summerians.com, hmoz.eu and gropa.de.

These name servers are commonly used with docks02.rzone.de, docks03.rzone.de, shades02.rzone.de, docks16.rzone.de, shades17.rzone.de, shades11.rzone.de, shades04.rzone.de, shades03.rzone.de, shades09.rzone.de and docks20.rzone.de.

Host names with two IP numbers: docks19.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:19 and 217.160.80.146; shades13.rzone.de points to 2607:f1c0:fe:53:185:132:34:140 and 185.132.34.140

Mail Servers

telefonsystem.de is served by a single mail server, smtpin.rzone.de.

telefonsystem.de uses the same mail server setup as other domains such as sports4click.de, kruze.de, supersonic.de, bconstruct.de and bsafety.co.uk.

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

telefonsystem.de - robtex.com