`db-extern.de`

DNSSEC	⚠️ Not signed
A	188.68.47.21^{🇩🇪 netcup-AS188.68.47.0/24}
		PTR	`a2f15.netcup.net`
NS	`root-dns.netcup.net` ⭐
		A	2a03:4000:0:1::e1e1^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
			PTR	`root-dns.netcup.net`
		A	46.38.225.225^{🇩🇪 netcup-AS46.38.225.0/24}
			PTR	`root-dns.netcup.net`
NS	`second-dns.netcup.net`
		A	2a03:4000:2:24b::c7c7^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
			PTR	`second-dns.netcup.net`
		A	37.221.199.199^{🇩🇪 netcup-AS37.221.196.0/22}
			PTR	`second-dns.netcup.net`
NS	`third-dns.netcup.net`
		A	2a03:4001:0:106::3f44^{🇩🇪 netcup-AS2a03:4001::/32 NETCUP-GMBH}
			PTR	`third-dns.netcup.net`
		A	188.68.63.68^{🇩🇪 netcup-AS188.68.63.0/24 NETCUP-GMBH}
			PTR	`third-dns.netcup.net`
MX	`mxext1.mailbox.org` ⭐
		A	2001:67c:2050:104:0:1:25:1^{🇩🇪 HPLS-AS2001:67c:2050::/48}
			PTR	`mx1.mailbox.org`
		A	80.241.60.212^{🇩🇪 HPLS-AS80.241.60.0/24}
			PTR	`mx1.mailbox.org`
MX	`mxext2.mailbox.org`⁽²⁰⁾
		A	2001:67c:2050:104:0:2:25:1^{🇩🇪 HPLS-AS2001:67c:2050::/48}
			PTR	`mx2.mailbox.org`
		A	80.241.60.215^{🇩🇪 HPLS-AS80.241.60.0/24}
			PTR	`mx2.mailbox.org`
MX	`mxext3.mailbox.org`⁽³⁰⁾
		A	2001:67c:2050:104:0:3:25:1^{🇩🇪 HPLS-AS2001:67c:2050::/48}
			PTR	`mx3.mailbox.org`
		A	80.241.60.216^{🇩🇪 HPLS-AS80.241.60.0/24}
			PTR	`mx3.mailbox.org`
MX	`mx2f17.netcup.net`⁽¹⁰⁰⁾
		A	188.68.47.23^{🇩🇪 netcup-AS188.68.47.0/24}
			PTR	`mx2f17.netcup.net`
TXT	`v=spf1 mx a include:_spf.webhosting.systems include:mailbox.org a:mailgate.te...`
SOA	`root-dns.netcup.net`dnsadmin@netcup.net 2026-06-10 #40

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1781601634

tqmsrv.db-extern.de

db-extern.de

8 records (8 active, 0 former)

●NSroot-dns.netcup.net2026-05-31 → 2026-06-16 · 2 obs

● 2026-05-31 02:10:26
● 2026-06-16 09:30:58

●NSsecond-dns.netcup.net2026-05-31 → 2026-06-16 · 2 obs

● 2026-05-31 02:10:26
● 2026-06-16 09:30:58

●NSthird-dns.netcup.net2026-05-31 → 2026-06-16 · 2 obs

● 2026-05-31 02:10:26
● 2026-06-16 09:30:58

●MXmx2f17.netcup.net2026-05-31 → 2026-06-16 · 2 obs

● 2026-05-31 02:10:26
● 2026-06-16 09:30:58

●MXmxext1.mailbox.org2026-05-31 → 2026-06-16 · 2 obs

● 2026-05-31 02:10:26
● 2026-06-16 09:30:58

●MXmxext2.mailbox.org2026-05-31 → 2026-06-16 · 2 obs

● 2026-05-31 02:10:26
● 2026-06-16 09:30:58

●MXmxext3.mailbox.org2026-05-31 → 2026-06-16 · 2 obs

● 2026-05-31 02:10:26
● 2026-06-16 09:30:58

●A188.68.47.212026-05-31 → 2026-06-16 · 2 obs

● 2026-05-31 02:10:26
● 2026-06-16 09:30:58

Zone	Nameservers	Glue
de	z.nic.de, a.nic.de, f.nic.de	-
db-extern.de	root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net	-

Server:46.38.225.225

NS records: root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net

⚠️ Insecure (no DNSSEC)

No DS record for db-extern.de (unsigned zone)

Total: 1245ms | Queries: -

Type	Count	Sample Data
A	1	`188.68.47.21`
NS	3	`third-dns.netcup.net, second-dns.netcup.net...`
MX	4	`mx2f17.netcup.net (pri: 100), mxext2.mailbox.org (pri: 20)...`
TXT	1	`v=spf1 mx a include:_spf.webhosting.syst`
SOA	1	`root-dns.netcup.net dnsadmin.netcup.net`

The domain tqmsrv.db-extern.de falls under the parent db-extern.de.

db-extern.de directs to one IP number, which is 188.68.47.21.

Among the host names that share IP numbers with db-extern.de are mx0.wirtl.de, (0x7075737379)s.every-day.org, hoessle-stix.de and two others.

Three name servers are authoritative for db-extern.de: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.

At least some of db-extern.de's name servers are shared with other domains, for example data-science-it.de, fashionero.de, digitalssolutions.de and two more.