`slubdd.de`

DNSSEC	⚠️ Not signed
A	194.95.145.100^{🇩🇪 DFN194.94.0.0/15 -AGG-16}
		PTR	`b45100.slub-dresden.de`
NS	`albert.slub-dresden.de` ⭐
		A	194.95.142.2^{🇩🇪 DFN194.94.0.0/15 -AGG-16}
			PTR	`albert.slub-dresden.de`
NS	`ns1.first-ns.de`
		A	2a01:4f8:0:a101::a:1^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`ns1.first-ns.de`
		A	213.239.242.238^{🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2}
			PTR	`ns1.first-ns.de`
NS	`robotns2.second-ns.de`
		A	2a01:4f8:0:1::5ddc:2^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
			PTR	`robotns2.second-ns.de`
		A	213.133.100.103^{🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1}
			PTR	`robotns2.second-ns.de`
NS	`robotns3.second-ns.com`
		A	2001:67c:192c::add:a3^{🇩🇪 NORIS-NETWORK2001:67c:192c::/48}
			PTR	`robotns3.second-ns.com`
		A	193.47.99.3^{🇩🇪 NORIS-NETWORK193.47.99.0/24}
			PTR	`robotns3.second-ns.com`
NS	`sdvdns2.slub-dresden.de`
		A	194.95.142.29^{🇩🇪 DFN194.94.0.0/15 -AGG-16}
			PTR	`b00029.slub-dresden.de`
MX	`mailgate.slub-dresden.de` ⭐
		A	194.95.142.113^{🇩🇪 DFN194.94.0.0/15 -AGG-16}
			PTR	`mailgate.slub-dresden.de`
TXT	`v=spf1 include:slub-dresden.de -all`
SOA	`albert.slub-dresden.de`hostmaster@slub-dresden.de 2026-03-04 #11

`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=1774823468

WOT: SAFE (61/100)

Same first word

slubdd.de

Similar names

ldubsd.blogspot.com

DNS History

10 records (7 active, 3 former)

●NSalbert.slub-dresden.de2015-08-06 → 2026-03-29 · 2 obs

● 2015-08-06 05:27:28
● 2026-03-29 22:34:10

●NSns1.first-ns.de2026-03-29 → 2026-03-29 · 3 obs

○ 2015-08-06 05:27:28
● 2026-03-29 22:34:08
● 2026-03-29 22:34:10

●NSrobotns2.second-ns.de2015-08-06 → 2026-03-29 · 2 obs

● 2015-08-06 05:27:28
● 2026-03-29 22:34:10

●NSrobotns3.second-ns.com2015-08-06 → 2026-03-29 · 2 obs

● 2015-08-06 05:27:28
● 2026-03-29 22:34:10

●NSsdvdns2.slub-dresden.de2026-03-29 → 2026-03-29 · 3 obs

○ 2015-08-06 05:27:28
● 2026-03-29 22:34:08
● 2026-03-29 22:34:10

●MXmailgate.slub-dresden.de2015-08-06 → 2026-03-29 · 2 obs

● 2015-08-06 05:27:28
● 2026-03-29 22:34:10

○MXsdvmail.slub-dresden.de2015-08-06 → 2017-06-22 · 4 obs

● 2015-08-06 05:27:28
● 2017-06-22 00:23:42
○ 2026-03-29 22:34:08
○ 2026-03-29 22:34:10

●A194.95.145.1002026-03-29 → 2026-03-29 · 3 obs

○ 2017-06-22 00:23:42
● 2026-03-29 22:34:08
● 2026-03-29 22:34:10

○A194.95.145.1012015-08-06 → 2016-09-08 · 4 obs

● 2015-08-06 05:27:28
● 2016-09-08 12:37:56
○ 2017-06-22 00:23:42
○ 2026-03-29 22:34:10

○A194.95.145.1332017-06-22 → 2017-06-22 · 4 obs

○ 2016-09-08 12:37:56
● 2017-06-22 00:23:42
○ 2026-03-29 22:34:08
○ 2026-03-29 22:34:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	z.nic.de, f.nic.de, a.nic.de	-
slubdd.de	robotns2.second-ns.de, albert.slub-dresden.de, sdvdns2.slub-dresden.de, ns1.first-ns.de...	2 records

✅ Authoritative Response

Server:213.133.100.103

NS records: robotns2.second-ns.de, albert.slub-dresden.de, sdvdns2.slub-dresden.de, ns1.first-ns.de, robotns3.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for slubdd.de (unsigned zone)

⏱️ Timing

Total: 1305ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`194.95.145.100`
NS	5	`robotns3.second-ns.com, ns1.first-ns.de...`
MX	1	`mailgate.slub-dresden.de (pri: 5)`
TXT	1	`v=spf1 include:slub-dresden.de -all`
SOA	1	`albert.slub-dresden.de hostmaster.slub-d`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (sdvdns2.slub-dresden.de, albert.slub-dresden.de)

Analysis

IP Addresses

slubdd.de resolves to a single IP address: 194.95.145.100.

Name Servers

slubdd.de is delegated to five name servers: robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de, albert.slub-dresden.de and sdvdns2.slub-dresden.de.

slubdd.de at least partially shares name servers with other domains, including hybridi.net, xetronet.de, tourmalet.de, ulrike-quast.de and ruesthaus.de.