`kupferblum.com`

DNSSEC	⚠️ Not signed
A	128.140.42.126^{🇩🇪 Hetzner128.140.0.0/17 HETZNER-DC}
		PTR	`static.126.42.140.128.clients.your-server.de`
NS	`ns5.kasserver.com` ⭐
		A	85.13.128.3^{🇩🇪 NMM-AS85.13.128.0/24 Neue Medien Muennich}
			PTR	`ns5.kasserver.com`
NS	`ns6.kasserver.com`
		A	85.13.159.101^{🇩🇪 NMM-AS85.13.159.0/24 Neue Medien Muennich}
			PTR	`ns6.kasserver.com`
MX	`w00b4970.kasserver.com` ⭐
		A	85.13.161.146^{🇩🇪 NMM-AS85.13.161.0/24 Neue Medien Muennich}
			PTR	`dd42810.kasserver.com`
TXT	`v=spf1 a mx include:spf.kasserver.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2603011230

`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=1774675127

WOT: UNKNOWN (61/100)

Same first word

kupferblum.com

DNS History

7 records (4 active, 3 former)

●NSns5.kasserver.com2015-08-01 → 2026-03-28 · 2 obs

● 2015-08-01 03:55:24
● 2026-03-28 05:24:06

●NSns6.kasserver.com2015-08-01 → 2026-03-28 · 2 obs

● 2015-08-01 03:55:24
● 2026-03-28 05:24:06

○MXmail.kupferblum.com2015-08-01 → 2016-06-23 · 4 obs

● 2015-08-01 03:55:24
● 2016-06-23 04:59:52
○ 2017-02-16 13:14:34
○ 2026-03-28 05:24:06

●MXw00b4970.kasserver.com2017-02-16 → 2026-03-28 · 3 obs

○ 2016-06-23 04:59:52
● 2017-02-16 13:14:34
● 2026-03-28 05:24:06

●A128.140.42.1262026-03-28 → 2026-03-28 · 2 obs

○ 2019-12-25 06:12:14
● 2026-03-28 05:24:06

○A151.236.6.1272019-12-25 → 2019-12-25 · 3 obs

○ 2017-02-16 13:14:34
● 2019-12-25 06:12:14
○ 2026-03-28 05:24:06

○A85.13.141.2492015-08-01 → 2017-02-16 · 4 obs

● 2015-08-01 03:55:24
● 2017-02-16 13:14:34
○ 2019-12-25 06:12:14
○ 2026-03-28 05:24:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
kupferblum.com	ns5.kasserver.com, ns6.kasserver.com	2 records

✅ Authoritative Response

Server:85.13.159.101

NS records: ns5.kasserver.com, ns6.kasserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kupferblum.com (unsigned zone)

⏱️ Timing

Total: 629ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`128.140.42.126`
NS	2	`ns6.kasserver.com, ns5.kasserver.com`
MX	1	`w00b4970.kasserver.com (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.kasserver.com ~a`
SOA	1	`ns5.kasserver.com hostmaster.kasserver.c`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns5.kasserver.com, ns6.kasserver.com)

Analysis

IP Addresses

kupferblum.com points to a single IP number: 128.140.42.126.

Other host names, for instance static.126.42.140.128.clients.your-server.de, share IP numbers with kupferblum.com.

Name Servers

kupferblum.com is delegated to two name servers: ns5.kasserver.com and ns6.kasserver.com.

kupferblum.com shares the same name server setup as other domains, for example institut-lebensfreude.de, softribution.de, kar.ruhr, hirtenlehner-bau.at and asfprinttechnik.de.

kupferblum.com at least partially shares name servers with other domains, for instance stolzenbach.de, concept-m3.de, thomasgramm.de, bmk-hh.de and di-ce.de.

These name servers are commonly used with a-dns-service.de, ns3.kas-dns-server.de, ns3.ai-dns.de and ns5.name-server-kas.de.

Host names with one IP number:

The host ns5.kasserver.com points to 85.13.128.3 and the host ns6.kasserver.com points to 85.13.159.101.

Mail Servers

kupferblum.com is handled by a single mail server, w00b4970.kasserver.com.

Host name w00b4970.kasserver.com points to IP address 85.13.161.146.

kupferblum.com - robtex.com

kupferblum.com

com