`matheball.de`

DNSSEC	🔒 Signed (DS record present)
A	130.83.2.184^{🇩🇪 MANDA130.83.0.0/16 TU-DARMSTADT via MANDA}
		PTR	`fb04184.mathematik.tu-darmstadt.de`
NS	`ns2.inwx.de` ⭐
		A	2001:67c:10b8::104^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns2.anycastdns.ch`
			PTR	`ns2.inwx.ch`
			PTR	`ns2.inwx.com`
			PTR	`ns2.inwx.de`
			PTR	`b.xnameserver.de`
			PTR	`ns2.inwx.es`
			PTR	`ns.domrobot.net`
		A	176.97.158.104^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns2.anycastdns.ch`
			PTR	`ns2.inwx.ch`
			PTR	`ns2.inwx.com`
			PTR	`ns2.inwx.de`
			PTR	`b.xnameserver.de`
			PTR	`ns2.inwx.es`
			PTR	`ns.domrobot.net`
NS	`ns.inwx.de`
		A	2001:67c:1bc::104^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ns1.anycastdns.ch`
			PTR	`ns.inwx.ch`
			PTR	`ns.domrobot.com`
			PTR	`ns.inwx.com`
			PTR	`ns.inwx.de`
			PTR	`a.xnameserver.de`
			PTR	`ns.inwx.es`
		A	192.174.68.104^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ns1.anycastdns.ch`
			PTR	`ns.inwx.ch`
			PTR	`ns.domrobot.com`
			PTR	`ns.inwx.com`
			PTR	`ns.inwx.de`
			PTR	`a.xnameserver.de`
			PTR	`ns.inwx.es`
NS	`ns3.inwx.eu`
		A	2a02:d500::53^{🇩🇪 INWX2a02:d500::/29}
			PTR	`c.xnameserver.de`
			PTR	`ns3.inwx.eu`
			PTR	`ns.domrobot.org`
		A	45.87.158.53^{🇩🇪 INWX45.87.158.0/23}
			PTR	`c.xnameserver.de`
			PTR	`ns3.inwx.eu`
			PTR	`ns.domrobot.org`
MX	`a2681.mx.srv.dfn.de` ⭐
		A	2001:638:d:c301:acdc:1979:2:e2^{🇩🇪 DFN2001:638::/32 -V6-AGG1}
			PTR	`a2681.mx.srv.dfn.de`
		A	194.95.233.42^{🇩🇪 DFN194.94.0.0/15 -AGG-16}
			PTR	`a2681.mx.srv.dfn.de`
MX	`b2681.mx.srv.dfn.de` ⭐
		A	2001:638:d:c302:acdc:1979:2:e2^{🇩🇪 DFN2001:638::/32 -V6-AGG1}
			PTR	`b2681.mx.srv.dfn.de`
		A	194.95.235.42^{🇩🇪 DFN194.94.0.0/15 -AGG-16}
			PTR	`b2681.mx.srv.dfn.de`
MX	`c2681.mx.srv.dfn.de` ⭐
		A	2001:638:d:c303:acdc:1979:2:e2^{🇩🇪 DFN2001:638::/32 -V6-AGG1}
			PTR	`c2681.mx.srv.dfn.de`
		A	194.95.239.42^{🇩🇪 DFN194.94.0.0/15 -AGG-16}
			PTR	`c2681.mx.srv.dfn.de`
TXT	`v=spf1 include:_spf.tu-darmstadt.de a -all`
SOA	`ns.inwx.de`hostmaster@inwx.de 2025-07-29 #10

`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=1777245486

🔒 HSTS Preload (+subdomains)

Same first word

matheball.de

DNS History

7 records (7 active, 0 former)

●NSns.inwx.de2026-02-18 → 2026-04-26 · 2 obs

● 2026-02-18 13:15:38
● 2026-04-26 23:30:28

●NSns2.inwx.de2026-02-18 → 2026-04-26 · 2 obs

● 2026-02-18 13:15:38
● 2026-04-26 23:30:28

●NSns3.inwx.eu2026-02-18 → 2026-04-26 · 2 obs

● 2026-02-18 13:15:38
● 2026-04-26 23:30:28

●MXa2681.mx.srv.dfn.de2026-02-18 → 2026-04-26 · 2 obs

● 2026-02-18 13:15:38
● 2026-04-26 23:30:28

●MXb2681.mx.srv.dfn.de2026-02-18 → 2026-04-26 · 2 obs

● 2026-02-18 13:15:38
● 2026-04-26 23:30:28

●MXc2681.mx.srv.dfn.de2026-02-18 → 2026-04-26 · 2 obs

● 2026-02-18 13:15:38
● 2026-04-26 23:30:28

●A130.83.2.1842026-02-18 → 2026-04-26 · 2 obs

● 2026-02-18 13:15:38
● 2026-04-26 23:30:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
matheball.de	ns.inwx.de, ns2.inwx.de, ns3.inwx.eu	-

✅ Authoritative Response

Server:192.174.68.104

NS records: ns.inwx.de, ns2.inwx.de, ns3.inwx.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1157ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`130.83.2.184`
NS	3	`ns2.inwx.de, ns.inwx.de...`
MX	3	`c2681.mx.srv.dfn.de (pri: 10), a2681.mx.srv.dfn.de (pri: 10)...`
TXT	1	`v=spf1 include:_spf.tu-darmstadt.de a -a`
SOA	1	`ns.inwx.de hostmaster.inwx.de`

Analysis

IP Addresses

matheball.de points to a single IP number: 130.83.2.184.

Other host names, for instance mathechor.de, mathebau.de and fb04184.mathematik.tu-darmstadt.de share IP numbers with matheball.de.

Name Servers

The domain matheball.de is delegated to three name servers: ns2.inwx.de, ns.inwx.de and ns3.inwx.eu.

matheball.de shares name servers with other domains at least partially, for instance xn--krcher-center-bfb.de, mum-zysk.de, events42.de, cv-rlp.de and ko10.de.