`feldklasse.de`

DNSSEC	⚠️ Not signed
A	85.13.157.96^{🇩🇪 NMM-AS85.13.157.0/24 Neue Medien Muennich}
		PTR	`dd21932.kasserver.com`
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	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4023:c06::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`dz-in-f26.1e100.net`
		A	74.125.137.26^{🇺🇸 Google74.125.137.0/24}
			PTR	`ip-74-125-137-26.defastlink.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:2801::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f27.1e100.net`
		A	192.178.128.27^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c00::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`ws-in-f26.1e100.net`
			PTR	`ws-in-x1a.1e100.net`
		A	173.194.76.27^{🇺🇸 Google173.194.76.0/24}
			PTR	`ws-in-f27.1e100.net`
TXT	`google-site-verification=C3gW1Jmh5peey6oCGBoU-zw7tIBbuROhkcKiAVDGDwY`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2510251042

`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=1776039074

Subdomains

forum.feldklasse.de

postmaster.feldklasse.de

Same first word

feldklasse.de

DNS History

12 records (8 active, 4 former)

○NSns1.ns-serve.net2015-06-20 → 2018-06-12 · 4 obs

● 2015-06-20 11:25:54
● 2018-06-12 00:20:18
○ 2026-02-15 09:50:04
○ 2026-04-13 00:28:34

○NSns2.ns-serve.net2015-06-20 → 2018-06-12 · 4 obs

● 2015-06-20 11:25:54
● 2018-06-12 00:20:18
○ 2026-02-15 09:50:04
○ 2026-04-13 00:28:34

●NSns5.kasserver.com2026-02-15 → 2026-04-13 · 3 obs

○ 2018-06-12 00:20:18
● 2026-02-15 09:50:04
● 2026-04-13 00:28:34

●NSns6.kasserver.com2026-02-15 → 2026-04-13 · 3 obs

○ 2018-06-12 00:20:18
● 2026-02-15 09:50:04
● 2026-04-13 00:28:34

●MXalt1.aspmx.l.google.com2026-02-15 → 2026-04-13 · 3 obs

○ 2018-06-12 00:20:18
● 2026-02-15 09:50:04
● 2026-04-13 00:28:34

●MXalt2.aspmx.l.google.com2026-02-15 → 2026-04-13 · 3 obs

○ 2018-06-12 00:20:18
● 2026-02-15 09:50:04
● 2026-04-13 00:28:34

●MXalt3.aspmx.l.google.com2026-02-15 → 2026-04-13 · 3 obs

○ 2018-06-12 00:20:18
● 2026-02-15 09:50:04
● 2026-04-13 00:28:34

●MXalt4.aspmx.l.google.com2026-02-15 → 2026-04-13 · 3 obs

○ 2018-06-12 00:20:18
● 2026-02-15 09:50:04
● 2026-04-13 00:28:34

●MXaspmx.l.google.com2026-02-15 → 2026-04-13 · 3 obs

○ 2018-06-12 00:20:18
● 2026-02-15 09:50:04
● 2026-04-13 00:28:34

○MXmail.feldklasse.de2015-06-20 → 2018-06-12 · 4 obs

● 2015-06-20 11:25:54
● 2018-06-12 00:20:18
○ 2026-02-15 09:50:04
○ 2026-04-13 00:28:34

○A127.0.0.12015-06-20 → 2018-06-12 · 4 obs

● 2015-06-20 11:25:54
● 2018-06-12 00:20:18
○ 2026-02-15 09:50:04
○ 2026-04-13 00:28:34

●A85.13.157.962026-02-15 → 2026-04-13 · 3 obs

○ 2018-06-12 00:20:18
● 2026-02-15 09:50:04
● 2026-04-13 00:28:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
feldklasse.de	ns5.kasserver.com, ns6.kasserver.com	-

✅ Authoritative Response

Server:85.13.128.3

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for feldklasse.de (unsigned zone)

⏱️ Timing

Total: 1012ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.157.96`
NS	2	`ns6.kasserver.com, ns5.kasserver.com`
MX	5	`alt1.aspmx.l.google.com (pri: 5), alt2.aspmx.l.google.com (pri: 5)...`
TXT	2	`v=spf1 include:_spf.google.com ~all, google-site-verification=C3gW1Jmh5peey6o`
SOA	1	`ns5.kasserver.com hostmaster.kasserver.c`

Analysis

Hierarchy

feldklasse.de is a parent of forum.feldklasse.de and postmaster.feldklasse.de.

IP Addresses

feldklasse.de points to a single IP number: 85.13.157.96.

Other host names, for instance mail.fh-d.de, borussia-duesseldorf.de, momentum-spa.de, webmail.sop-architekten.de and w0086b2e.kasserver.com share IP numbers with feldklasse.de.

Name Servers

Delegation for feldklasse.de rests with two name servers, ns5.kasserver.com and ns6.kasserver.com.

feldklasse.de shares the same name server setup as other domains, including pixelkind.net, automationml.org, karman-ev.de, provita.gmbh and elol.de.

feldklasse.de at least partially shares name servers with other domains, for instance smokay.de, mobileferien.de, showmusik.de, mldk.de and hit-andernach.de.