`professional-concepts.com`

DNSSEC	⚠️ Not signed
A	2a01:238:20a:202:1165::^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
A	81.169.145.165^{🇩🇪 STRATO81.169.144.0/22 AG}
NS	`shades15.rzone.de` ⭐
		A	2607:f1c0:fe:53:185:132:34:142^{🇺🇸 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	`shades15.rzone.de`
		A	185.132.34.142^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades15.rzone.de`
NS	`docks11.rzone.de`
		A	2001:8d8:fe:53:5747:2a74:d:11^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks11.rzone.de`
		A	217.160.80.138^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks11.rzone.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`
SOA	`shades15.rzone.de`hostmaster@strato-rz.de 2020-06-10 #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=1775028227

Subdomains

ns1.professional-concepts.com

mx6.professional-concepts.com

Same first word

professional-concepts.com

DNS History

8 records (5 active, 3 former)

●NSdocks11.rzone.de2015-08-02 → 2026-04-01 · 2 obs

● 2015-08-02 07:48:08
● 2026-04-01 07:35:16

●NSshades15.rzone.de2015-08-02 → 2026-04-01 · 2 obs

● 2015-08-02 07:48:08
● 2026-04-01 07:35:16

○MXsmtp.rzone.de2015-08-02 → 2018-06-29 · 4 obs

● 2015-08-02 07:48:08
● 2018-06-29 00:38:20
○ 2026-02-26 19:25:18
○ 2026-04-01 07:35:16

●MXsmtpin.rzone.de2026-02-26 → 2026-04-01 · 3 obs

○ 2018-06-29 00:38:20
● 2026-02-26 19:25:18
● 2026-04-01 07:35:16

○A2a01:238:20a:202:1162::2015-08-02 → 2018-06-29 · 4 obs

● 2015-08-02 07:48:08
● 2018-06-29 00:38:20
○ 2026-02-26 19:25:18
○ 2026-04-01 07:35:16

●A2a01:238:20a:202:1165::2026-02-26 → 2026-04-01 · 3 obs

○ 2018-06-29 00:38:20
● 2026-02-26 19:25:18
● 2026-04-01 07:35:16

○A81.169.145.1622015-08-02 → 2018-06-29 · 4 obs

● 2015-08-02 07:48:08
● 2018-06-29 00:38:20
○ 2026-02-26 19:25:18
○ 2026-04-01 07:35:16

●A81.169.145.1652026-02-26 → 2026-04-01 · 3 obs

○ 2018-06-29 00:38:20
● 2026-02-26 19:25:18
● 2026-04-01 07:35:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
professional-concepts.com	docks11.rzone.de, shades15.rzone.de	-

✅ Authoritative Response

Server:185.132.34.142

NS records: docks11.rzone.de, shades15.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for professional-concepts.com (unsigned zone)

⏱️ Timing

Total: 235ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.145.165`
AAAA	1	`2a01:238:20a:202:1165::`
NS	2	`docks11.rzone.de, shades15.rzone.de`
MX	1	`smtpin.rzone.de (pri: 5)`
SOA	1	`shades15.rzone.de hostmaster.strato-rz.d`

Analysis

Hierarchy

professional-concepts.com is a parent of ns1.professional-concepts.com and mx6.professional-concepts.com.

IP Addresses

professional-concepts.com resolves to two IP numbers: 2a01:238:20a:202:1165:: and 81.169.145.165.

other host names including ukweb.de, smeekes.eu, burg-apo.net, remise.eu and kopiererportal.de share IP numbers with professional-concepts.com.

Name Servers

professional-concepts.com is delegated to two name servers docks11.rzone.de and shades15.rzone.de.

professional-concepts.com shares the same name server setup as other domains, for instance la-donna-moden.de, personal.shoes, filmtastic.nl, consultinghouse.be and easycpp.de.

professional-concepts.com at least partially shares name servers with other domains, for instance lumenatic.com, hansvanhaarlemverhuur.nl, petermeissner.de, nordsee-geocaching.com and ebsev.de.

These name servers are commonly used with the following name servers: shades09.rzone.de, shades17.rzone.de, shades04.rzone.de, shades02.rzone.de, shades10.rzone.de, docks02.rzone.de, docks08.rzone.de, docks16.rzone.de, docks15.rzone.de and docks06.rzone.de.

Host names with two IP numbers:

The host name docks11.rzone.de points to 2001:8d8:fe:53:5747:2a74:d:11 and 217.160.80.138; the host name shades15.rzone.de points to 2607:f1c0:fe:53:185:132:34:142 and 185.132.34.142.

Mail Servers

professional-concepts.com is handled by a single mail server, smtpin.rzone.de.

professional-concepts.com shares the same mail server setup as other domains, for instance x-cultural.de, ichic.de, gegentrend.biz, heilpunkt.net and komtit.de.

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

professional-concepts.com - robtex.com