`extranet2.it-sec.de`

DNSSEC	⚠️ Not signed
A	212.204.120.251^{🇩🇪 MNET-AS212.204.64.0/18 DE-MNET-990624}
		PTR	`extranet2.it-sec.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`

`it-sec.de`

	DNSSEC	⚠️ Not signed
	A	217.26.54.85^{🇨🇭 HOSTPOINT-AS217.26.48.0/20 Hostpoint AG, Switzerland}
	NS	`shades02.rzone.de` ⭐
	NS	`docks03.rzone.de`
	MX	`extern.it-sec.de` ⭐
	MX	`spamx3.it-sec.de`⁽²⁰⁾
	TXT	`apple-domain-verification=lwJU5uvK4SHDPewe`
	TXT	`v=spf1 a mx ip4:212.204.120.224/27 include:spf.protection.outlook.com -all`
	SOA	`shades02.rzone.de`hostmaster@strato-rz.de 2020-05-15 #74

WOT: SAFE (64/100)
WOT: SAFE (78/100)

PTR for

251.120.204.212.in-addr.arpa

Same first word

extranet2.com

DNS History

2 records (2 active, 0 former)

●MXsmtpin.rzone.de2026-03-06 → 2026-04-24 · 2 obs

● 2026-03-06 06:57:00
● 2026-04-24 13:06:24

●A212.204.120.2512026-03-06 → 2026-04-24 · 2 obs

● 2026-03-06 06:57:00
● 2026-04-24 13:06:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
it-sec.de	docks03.rzone.de, shades02.rzone.de	-

✅ Authoritative Response

Server:185.132.34.129

NS records: docks03.rzone.de, shades02.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for it-sec.de (unsigned zone)

⏱️ Timing

Total: 958ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.204.120.251`
MX	1	`smtpin.rzone.de (pri: 5)`

Analysis

IP Addresses

extranet2.it-sec.de resolves to one IP number: 212.204.120.251.

Mail Servers

extranet2.it-sec.de is handled by a single mail server, smtpin.rzone.de.

extranet2.it-sec.de shares the same mail server setup as other domains, for instance balpha.de, mail02.hdsatcom.de, agnodice.de, adct.de and michuh.com.

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

extranet2.it-sec.de - robtex.com

extranet2.it-sec.de

it-sec.de