`bjornknow-how.com`

DNSSEC	⚠️ Not signed
A	2a01:238:20a:202:1165::^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
		PTR	`wa5.rzone.de`
A	81.169.145.165^{🇩🇪 STRATO81.169.144.0/22 AG}
NS	`docks17.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:17^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks17.rzone.de`
		A	217.160.80.144^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks17.rzone.de`
NS	`shades03.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:130^{🇺🇸 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	`shades03.rzone.de`
		A	185.132.34.130^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades03.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`
SOA	`docks17.rzone.de`hostmaster@strato-rz.de 2020-06-18 #14

`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=1775948142

Same first word

bjornknow-how.nl

bjornknow-how.com

DNS History

7 records (5 active, 2 former)

●NSdocks17.rzone.de2015-10-19 → 2026-04-11 · 2 obs

● 2015-10-19 02:07:22
● 2026-04-11 23:25:56

●NSshades03.rzone.de2015-10-19 → 2026-04-11 · 2 obs

● 2015-10-19 02:07:22
● 2026-04-11 23:25:56

●MXsmtp.rzone.de2015-10-19 → 2026-04-11 · 2 obs

● 2015-10-19 02:07:22
● 2026-04-11 23:25:56

○A2a01:238:20a:202:1162::2015-10-19 → 2017-04-09 · 4 obs

● 2015-10-19 02:07:22
● 2017-04-09 00:59:02
○ 2026-03-29 18:37:58
○ 2026-04-11 23:25:56

●A2a01:238:20a:202:1165::2026-03-29 → 2026-04-11 · 3 obs

○ 2017-04-09 00:59:02
● 2026-03-29 18:37:58
● 2026-04-11 23:25:56

○A81.169.145.1622015-10-19 → 2017-04-09 · 4 obs

● 2015-10-19 02:07:22
● 2017-04-09 00:59:02
○ 2026-03-29 18:37:58
○ 2026-04-11 23:25:56

●A81.169.145.1652026-03-29 → 2026-04-11 · 3 obs

○ 2017-04-09 00:59:02
● 2026-03-29 18:37:58
● 2026-04-11 23:25:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
bjornknow-how.com	shades03.rzone.de, docks17.rzone.de	-

✅ Authoritative Response

Server:185.132.34.130

NS records: shades03.rzone.de, docks17.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bjornknow-how.com (unsigned zone)

⏱️ Timing

Total: 430ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.145.165`
AAAA	1	`2a01:238:20a:202:1165::`
NS	2	`shades03.rzone.de, docks17.rzone.de`
MX	1	`smtp.rzone.de (pri: 5)`
SOA	1	`docks17.rzone.de hostmaster.strato-rz.de`

Analysis

IP Addresses

bjornknow-how.com points to two IP numbers: 2a01:238:20a:202:1165:: and 81.169.145.165.

Other host names, for instance noren.de, geng.biz, vmcrew.com, autohaus-tiegs.de and funkenerosionstechnik.com share IP numbers with bjornknow-how.com.

Name Servers

bjornknow-how.com's delegation is to two name servers docks17.rzone.de and shades03.rzone.de.

bjornknow-how.com shares the same name server configuration as other domains, such as fhmail.de, heckeducation.de, hw-automation.de, xn--hbler-jua.de and clown-coach.de.

bjornknow-how.com at least partially shares its name servers with other domains, for instance weyoume.ch, waxi.de, proncar.de, feld-service.de and webastoservice.eu.

These name servers are commonly used with shades18.rzone.de, shades16.rzone.de, shades15.rzone.de, docks06.rzone.de, shades13.rzone.de, shades07.rzone.de, shades17.rzone.de, shades02.rzone.de, docks13.rzone.de and docks02.rzone.de.

Host names with two IP numbers: docks17.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:17 and 217.160.80.144; shades03.rzone.de points to 2607:f1c0:fe:53:185:132:34:130 and 185.132.34.130

Mail Servers

bjornknow-how.com is served by a single mail server, smtp.rzone.de.

bjornknow-how.com uses the same mail server setup as other domains such as mail.heelsimpel.nl, spamfilter1.terstegen.nl, 52456468.xy.strato-hosting.eu, antiguoalmacendedientes.com and maildefer.rdevries.info.

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

bjornknow-how.com - robtex.com