`workspace-bibb.de`

DNSSEC	⚠️ Not signed
A	93.191.166.250^{🇩🇪 BIG3AS93.191.160.0/21 DE-BRINGE-20080610}
		PTR	`workspace-bibb.de`
NS	`ns1.bringe.net` ⭐
		A	2a06:5d00:0:1005::53^{🇩🇪 BIG3AS2a06:5d00::/30 DE-BRINGEIT-IPv6-NET1}
			PTR	`ns1.bringe.net`
		A	93.191.165.4^{🇩🇪 BIG3AS93.191.160.0/21 DE-BRINGE-20080610}
			PTR	`ns1.bringe.net`
NS	`ns2.bringe.net`
		A	2a02:788:10c:200::42^{🇩🇪 TELEMAXX2a02:788::/29 DE-TELEMAXX-IPv6}
			PTR	`ns2.bringe.net`
		A	213.144.3.30^{🇩🇪 TELEMAXX213.144.0.0/19 TelemaxX Telekommunikation GmbH}
			PTR	`ns2.bringe.net`
MX	`mailwall.bringe.digionline.de` ⭐
		A	93.191.167.5^{🇩🇪 BIG3AS93.191.160.0/21 DE-BRINGE-20080610}
			PTR	`mailwall3.bringe.digionline.de`
		A	93.191.167.15^{🇩🇪 BIG3AS93.191.160.0/21 DE-BRINGE-20080610}
			PTR	`mailwall4.bringe.digionline.de`
SOA	`ns1.bringe.net`hostmaster@bringe.com 2023-01-24 #69

`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=1775971166

🔒 HSTS Preload (+subdomains)

PTR for

250.166.191.93.in-addr.arpa

Same first word

workspace-bibb.de

DNS History

4 records (4 active, 0 former)

●NSns1.bringe.net2026-03-15 → 2026-04-12 · 2 obs

● 2026-03-15 00:52:26
● 2026-04-12 05:25:24

●NSns2.bringe.net2026-03-15 → 2026-04-12 · 2 obs

● 2026-03-15 00:52:26
● 2026-04-12 05:25:24

●MXmailwall.bringe.digionline.de2026-03-15 → 2026-04-12 · 2 obs

● 2026-03-15 00:52:26
● 2026-04-12 05:25:24

●A93.191.166.2502026-03-15 → 2026-04-12 · 2 obs

● 2026-03-15 00:52:26
● 2026-04-12 05:25:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
workspace-bibb.de	ns1.bringe.net, ns2.bringe.net	-

✅ Authoritative Response

Server:93.191.165.4

NS records: ns1.bringe.net, ns2.bringe.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for workspace-bibb.de (unsigned zone)

⏱️ Timing

Total: 937ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`93.191.166.250`
NS	2	`ns2.bringe.net, ns1.bringe.net`
MX	1	`mailwall.bringe.digionline.de (pri: 10)`
SOA	1	`ns1.bringe.net hostmaster.bringe.com`

Analysis

IP Addresses

workspace-bibb.de resolves to one IP number: 93.191.166.250.

Name Servers

workspace-bibb.de's delegation uses two name servers: ns1.bringe.net and ns2.bringe.net.

workspace-bibb.de uses the same name server setup as other domains, such as qualifizierungdigital.de, gep.de, jobstarter.de, fundraisingausbildung.de and aufstiegs-bafoeg.de.

workspace-bibb.de at least partially shares name servers with other domains, including dammberg.com, vhs-ehrenamtsportal.de, boston-it.at, esb-shop.de and kirow.de.

These name servers are commonly used with ns5.bringe.de.

Host names with two IPs:

ns1.bringe.net points to 2a06:5d00:0:1005::53 and 93.191.165.4

ns2.bringe.net points to 2a02:788:10c:200::42 and 213.144.3.30

Mail Servers

A single mail server handles workspace-bibb.de, mailwall.bringe.digionline.de.

workspace-bibb.de shares the same mail server setup as other domains, for instance heimat-rezepte.de, koelner-fanprojekt.de, wtkedu.de, schulportal-erzbistum-pb.de and wwschool.ch.

The host name mailwall.bringe.digionline.de resolves to two IP numbers: 93.191.167.5 and 93.191.167.15.

workspace-bibb.de - robtex.com