`concretecomp.com`

DNSSEC	⚠️ Not signed
A	2a01:238:20a:202:1086::^{🇩🇪 STRATO2a01:238:20a::/48 Strato AG}
A	81.169.145.86^{🇩🇪 STRATO81.169.144.0/22 AG}
NS	`docks04.rzone.de` ⭐
		A	2001:8d8:fe:53:5747:2a74:d:4^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`docks04.rzone.de`
		A	217.160.80.131^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`docks04.rzone.de`
NS	`shades09.rzone.de`
		A	2607:f1c0:fe:53:185:132:34:136^{🇺🇸 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	`shades09.rzone.de`
		A	185.132.34.136^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`shades09.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	`docks04.rzone.de`hostmaster@strato-rz.de 2020-05-28 #6

`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=1774781577

Same first word

concretecomp.com

concretecomp.net

Similar names

conceptromec.com

DNS History

9 records (5 active, 4 former)

●NSdocks04.rzone.de2026-03-27 → 2026-03-29 · 3 obs

○ 2019-01-21 00:06:50
● 2026-03-27 23:53:26
● 2026-03-29 10:58:06

○NSns1.webmailer.de2015-07-06 → 2019-01-21 · 4 obs

● 2015-07-06 15:37:32
● 2019-01-21 00:06:50
○ 2026-03-27 23:53:26
○ 2026-03-29 10:58:06

○NSns2.webmailer.de2015-07-06 → 2019-01-21 · 4 obs

● 2015-07-06 15:37:32
● 2019-01-21 00:06:50
○ 2026-03-27 23:53:26
○ 2026-03-29 10:58:06

●NSshades09.rzone.de2026-03-27 → 2026-03-29 · 3 obs

○ 2019-01-21 00:06:50
● 2026-03-27 23:53:26
● 2026-03-29 10:58:06

●MXsmtpin.rzone.de2015-07-06 → 2026-03-29 · 2 obs

● 2015-07-06 15:37:32
● 2026-03-29 10:58:06

○A2a01:238:20a:202:1074::2015-07-06 → 2019-01-21 · 4 obs

● 2015-07-06 15:37:32
● 2019-01-21 00:06:50
○ 2026-03-27 23:53:26
○ 2026-03-29 10:58:06

●A2a01:238:20a:202:1086::2026-03-27 → 2026-03-29 · 3 obs

○ 2019-01-21 00:06:50
● 2026-03-27 23:53:26
● 2026-03-29 10:58:06

○A81.169.145.742015-07-06 → 2019-01-21 · 4 obs

● 2015-07-06 15:37:32
● 2019-01-21 00:06:50
○ 2026-03-27 23:53:26
○ 2026-03-29 10:58:06

●A81.169.145.862026-03-27 → 2026-03-29 · 3 obs

○ 2019-01-21 00:06:50
● 2026-03-27 23:53:26
● 2026-03-29 10:58:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
concretecomp.com	docks04.rzone.de, shades09.rzone.de	-

✅ Authoritative Response

Server:185.132.34.136

NS records: docks04.rzone.de, shades09.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for concretecomp.com (unsigned zone)

⏱️ Timing

Total: 774ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.145.86`
AAAA	1	`2a01:238:20a:202:1086::`
NS	2	`docks04.rzone.de, shades09.rzone.de`
MX	1	`smtpin.rzone.de (pri: 5)`
SOA	1	`docks04.rzone.de hostmaster.strato-rz.de`

Analysis

IP Addresses

concretecomp.com points to two IPs: 2a01:238:20a:202:1086:: and 81.169.145.86.

Other host names including dibadu.org, nti.academy, it-data.de, casaluna.biz and geschaeftlich.com share IP numbers with concretecomp.com.

Name Servers

concretecomp.com's delegation uses two name servers, docks04.rzone.de and shades09.rzone.de.

concretecomp.com shares the same name server setup as other domains, for example zadikian.de, aubenhausen.de, bigga.biz, terra-toscana.net and toletec.com.

concretecomp.com at least partially shares name servers with other domains, including struebingmedia.de, web010.com, michael-gippert.de, cbar.de and o2world.org.

These name servers are typically used together with the name servers docks09.rzone.de, shades08.rzone.de, shades16.rzone.de, shades06.rzone.de, shades18.rzone.de, shades14.rzone.de, shades15.rzone.de, docks16.rzone.de, docks01.rzone.de and docks02.rzone.de.

Host names with two IPs:

docks04.rzone.de points to: 2001:8d8:fe:53:5747:2a74:d:4 and 217.160.80.131

shades09.rzone.de points to: 2607:f1c0:fe:53:185:132:34:136 and 185.132.34.136

Mail Servers

concretecomp.com is handled by a single mail server, smtpin.rzone.de.

concretecomp.com shares its mail server setup with other domains, including innoplayground.de, remscargo.com, aktionmed.net, sitestep.info and admin.jat-gmbh.de.

smtpin.rzone.de points to two IPs: 2a01:238:20a:202:50f0::1097 and 81.169.145.97.

concretecomp.com - robtex.com