`leznarsoftware.com`

DNSSEC	⚠️ Not signed
A	2a01:238:20a:202:1156::^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
		PTR	`w9c.rzone.de`
A	81.169.145.156^{🇩🇪 STRATO81.169.144.0/22 AG}
NS	`docks02.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:2^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks02.rzone.de`
		A	217.160.80.129^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks02.rzone.de`
NS	`shades04.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:131^{🇺🇸 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	`shades04.rzone.de`
		A	185.132.34.131^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades04.rzone.de`
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`
TXT	`v=spf1 redirect=_spf.strato.com`
SOA	`docks02.rzone.de`hostmaster@strato-rz.de 2020-05-21 #9

`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=1775307032

Same first word

leznarsoftware.com

DNS History

6 records (5 active, 1 former)

●NSdocks02.rzone.de2019-12-16 → 2026-04-04 · 2 obs

● 2019-12-16 08:47:46
● 2026-04-04 12:57:16

●NSshades04.rzone.de2019-12-16 → 2026-04-04 · 2 obs

● 2019-12-16 08:47:46
● 2026-04-04 12:57:16

●MXsmtp.rzone.de2019-12-16 → 2026-04-04 · 2 obs

● 2019-12-16 08:47:46
● 2026-04-04 12:57:16

○A217.120.211.1382019-12-16 → 2019-12-16 · 3 obs

● 2019-12-16 08:47:46
○ 2026-02-25 14:54:50
○ 2026-04-04 12:57:16

●A2a01:238:20a:202:1156::2026-02-25 → 2026-04-04 · 3 obs

○ 2019-12-16 08:47:46
● 2026-02-25 14:54:50
● 2026-04-04 12:57:16

●A81.169.145.1562026-02-25 → 2026-04-04 · 3 obs

○ 2019-12-16 08:47:46
● 2026-02-25 14:54:50
● 2026-04-04 12:57:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, k.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net...	-
leznarsoftware.com	docks02.rzone.de, shades04.rzone.de	-

✅ Authoritative Response

Server:185.132.34.131

NS records: docks02.rzone.de, shades04.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for leznarsoftware.com (unsigned zone)

⏱️ Timing

Total: 765ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.145.156`
AAAA	1	`2a01:238:20a:202:1156::`
NS	2	`docks02.rzone.de, shades04.rzone.de`
MX	1	`smtp.rzone.de (pri: 5)`
TXT	1	`v=spf1 redirect=_spf.strato.com`
SOA	1	`docks02.rzone.de hostmaster.strato-rz.de`

Analysis

IP Addresses

leznarsoftware.com points to two IP numbers: 2a01:238:20a:202:1156:: and 81.169.145.156.

Other host names, for instance auktionen-michl.de, hein-shop.com, bauki.de, nafziger.eu and ceno-lab.com share IP numbers with leznarsoftware.com.

Name Servers

Delegation for leznarsoftware.com rests with two name servers, docks02.rzone.de and shades04.rzone.de.

leznarsoftware.com shares the same name server setup as other domains, including wundnetzwerk-dresden.de, astcon.net, dacascos.de, jodatec.de and siro-lasertec.de.

leznarsoftware.com at least partially shares name servers with other domains, for instance medicnet.de, wude.de, ohmot.de, marly.de and mexgroup.eu.

These name servers are commonly used together with the name servers docks19.rzone.de, shades20.rzone.de, shades05.rzone.de, shades13.rzone.de, shades17.rzone.de, docks01.rzone.de, shades16.rzone.de, shades12.rzone.de, shades01.rzone.de and docks20.rzone.de.

Host names with two IP numbers: docks02.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:2 and 217.160.80.129; shades04.rzone.de points to 2607:f1c0:fe:53:185:132:34:131 and 185.132.34.131.

Mail Servers

leznarsoftware.com is handled by a single mail server, smtp.rzone.de.

leznarsoftware.com uses the same mail server configuration as other domains, such as 032.be, oi3.es, demallemolendinxperlo.nl, jardinerie-jeanrey.com and mail.vdk-tele.com.

smtp.rzone.de resolves to two IP numbers: 2a01:238:20a:202:50f0::2097 and 81.169.145.98.

leznarsoftware.com - robtex.com