`security-management.de`

DNSSEC	⚠️ Not signed
NS	`baldur.fh-brandenburg.de` ⭐
		A	195.37.0.5^{🇩🇪 DFN195.37.0.0/16 -AGG-3}
			PTR	`baldur.fh-brandenburg.de`
NS	`deneb.dfn.de`
		A	2001:638:800:1::9^{🇩🇪 DFN2001:638::/32 -V6-AGG1}
			PTR	`deneb.dfn.de`
		A	192.76.176.9^{🇺🇸 DFN192.76.176.0/24 ZPL-NET}
			PTR	`deneb.dfn.de`
NS	`osis.fh-brandenburg.de`
		A	195.37.0.10^{🇩🇪 DFN195.37.0.0/16 -AGG-3}
			PTR	`osis.fh-brandenburg.de`
TXT	`HARICA-RTqoAeWvEuH2530y8Mc`
SOA	`baldur.fh-brandenburg.de`schulz@fh-brandenburg.de serial=202508260

`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=1777414611

WOT: UNKNOWN (61/100)

Subdomains

www.security-management.de

Same first word

security-management.cz

security-management.nl

security-management.com

security-management.net

security-management.de

DNS History

4 records (3 active, 1 former)

●NSbaldur.fh-brandenburg.de2015-05-29 → 2026-04-28 · 2 obs

● 2015-05-29 08:13:08
● 2026-04-28 22:32:16

●NSdeneb.dfn.de2015-05-29 → 2026-04-28 · 2 obs

● 2015-05-29 08:13:08
● 2026-04-28 22:32:16

●NSosis.fh-brandenburg.de2015-10-26 → 2026-04-28 · 3 obs

○ 2015-05-29 08:13:08
● 2015-10-26 02:14:04
● 2026-04-28 22:32:16

○NSwotan.fh-brandenburg.de2015-05-29 → 2015-05-29 · 3 obs

● 2015-05-29 08:13:08
○ 2015-10-26 02:14:04
○ 2026-04-28 22:32:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	f.nic.de, z.nic.de, n.de.net, s.de.net...	-
security-management.de	osis.fh-brandenburg.de, deneb.dfn.de, baldur.fh-brandenburg.de	2 records

✅ Authoritative Response

Server:195.37.0.10

NS records: osis.fh-brandenburg.de, deneb.dfn.de, baldur.fh-brandenburg.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for security-management.de (unsigned zone)

⏱️ Timing

Total: 521ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`osis.fh-brandenburg.de, baldur.fh-brandenburg.de...`
TXT	1	`HARICA-RTqoAeWvEuH2530y8Mc`
SOA	1	`baldur.fh-brandenburg.de schulz.fh-brand`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (osis.fh-brandenburg.de, baldur.fh-brandenburg.de)

Analysis

Hierarchy

security-management.de is a parent of www.security-management.de.

Name Servers

security-management.de is delegated to three name servers: deneb.dfn.de, baldur.fh-brandenburg.de and osis.fh-brandenburg.de.

At least part of the name servers for security-management.de are shared with other domains, for instance 124.94.194.in-addr.arpa, ash-berlin.de, 194.175.193.in-addr.arpa, hs-nb.com and uks-sg.de.

these name servers are commonly used with the name servers dns-2.dfn.de, dns-1.dfn.de, dns-3.dfn.de, rzdnsprime.rz.tu-bs.de, rzdnssecond.rz.tu-bs.de, hinkelstein2.mdr.de, hinkelstein.mdr.de, news.uni-leipzig.de, hinkelstein1.mdr.de and ns1.staatsbibliothek-berlin.de.

Two IP numbers for a host name:

deneb.dfn.de points to 2001:638:800:1::9 and 192.76.176.9.

One IP number for a host name:

baldur.fh-brandenburg.de points to 195.37.0.5.

osis.fh-brandenburg.de points to 195.37.0.10.

security-management.de - robtex.com