`zen-book.com`

DNSSEC	⚠️ Not signed
A	85.214.212.204^{🇩🇪 STRATO85.214.0.0/15 AG}
		PTR	`zen-kloster.de`
NS	`ns4.stratoserver.net` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:32^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns4.stratoserver.net`
		A	217.160.80.159^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns4.stratoserver.net`
NS	`ns3.stratoserver.net`
		A	2607:f1c0:fe:53:185:132:34:159^{🇺🇸 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	`ns3.stratoserver.net`
		A	185.132.34.159^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns3.stratoserver.net`
MX	`smtp.rzone.de` ⭐
		A	2a01:238:20a:202:50f0::2097^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
			PTR	`smtp.rzone.de`
		A	81.169.145.98^{🇩🇪 STRATO81.169.144.0/22 AG}
			PTR	`smtp.rzone.de`
SOA	`ns4.stratoserver.net`hostmaster@strato-rz.de 2020-06-12 #16

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1774383937

Same first word

zen-book.com

DNS History

7 records (4 active, 3 former)

○NSns.stratoserver.net2015-08-12 → 2016-07-08 · 4 obs

● 2015-08-12 14:53:22
● 2016-07-08 04:33:46
○ 2017-03-23 21:29:50
○ 2026-03-24 20:39:02

○NSns2.stratoserver.net2015-08-12 → 2016-07-08 · 4 obs

● 2015-08-12 14:53:22
● 2016-07-08 04:33:46
○ 2017-03-23 21:29:50
○ 2026-03-24 20:39:02

●NSns3.stratoserver.net2017-03-23 → 2026-03-24 · 3 obs

○ 2016-07-08 04:33:46
● 2017-03-23 21:29:50
● 2026-03-24 20:39:02

●NSns4.stratoserver.net2017-03-23 → 2026-03-24 · 3 obs

○ 2016-07-08 04:33:46
● 2017-03-23 21:29:50
● 2026-03-24 20:39:02

○MXmx.52884403.de.strato-hosting.eu2015-08-12 → 2017-03-23 · 4 obs

● 2015-08-12 14:53:22
● 2017-03-23 21:29:50
○ 2020-02-09 06:51:52
○ 2026-03-24 20:39:02

●MXsmtp.rzone.de2020-02-09 → 2026-03-24 · 3 obs

○ 2017-03-23 21:29:50
● 2020-02-09 06:51:52
● 2026-03-24 20:39:02

●A85.214.212.2042015-08-12 → 2026-03-24 · 2 obs

● 2015-08-12 14:53:22
● 2026-03-24 20:39:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
zen-book.com	ns3.stratoserver.net, ns4.stratoserver.net	-

✅ Authoritative Response

Server:185.132.34.159

NS records: ns3.stratoserver.net, ns4.stratoserver.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for zen-book.com (unsigned zone)

⏱️ Timing

Total: 540ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.214.212.204`
NS	2	`ns3.stratoserver.net, ns4.stratoserver.net`
MX	1	`smtp.rzone.de (pri: 5)`
SOA	1	`ns4.stratoserver.net hostmaster.strato-r`

Analysis

IP Addresses

zen-book.com points to IP number: 85.214.212.204.

Other host names such as zen-spuren.de, zentv.de, zenschule.de, zen-kloster.de and zenspuren.de share IPs with zen-book.com.

Name Servers

zen-book.com is delegated to two name servers: ns3.stratoserver.net and ns4.stratoserver.net.

zen-book.com shares the same name server setup as estol.de, countmypeople.com, feelart.nl, usafan.de and kulturlounge.de.

Host names with two IP numbers: ns3.stratoserver.net points to: 2607:f1c0:fe:53:185:132:34:159 and 185.132.34.159; ns4.stratoserver.net points to: 2001:8d8:fe:53:5747:2a74:d:32 and 217.160.80.159.

Mail Servers

zen-book.com is handled by a single mail server, smtp.rzone.de.

The mail server setup for zen-book.com matches that of other domains, for instance kirtan.se, duoview.nl, mail.markeringslint.nl, jardilin.com and lautsprecher-selbstbau.eu.

smtp.rzone.de points to two IPs: 2a01:238:20a:202:50f0::2097 and 81.169.145.98.

zen-book.com - robtex.com

zen-book.com

com