stackoverflow.de - dns.ninja

`stackoverflow.de`

DNSSEC	⚠️ Not signed
A	2a03:4000:30:70f2::12:9059^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
A	91.204.46.10^{🇩🇪 netcup-AS91.204.46.0/24}
NS	`root-dns.netcup.net` ⭐
		A	2a03:4000:0:1::e1e1^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
			PTR	`root-dns.netcup.net`
		A	46.38.225.225^{🇩🇪 netcup-AS46.38.225.0/24}
			PTR	`root-dns.netcup.net`
NS	`second-dns.netcup.net`
		A	2a03:4000:2:24b::c7c7^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
			PTR	`second-dns.netcup.net`
		A	37.221.199.199^{🇩🇪 netcup-AS37.221.196.0/22}
			PTR	`second-dns.netcup.net`
NS	`third-dns.netcup.net`
		A	2a03:4001:0:106::3f44^{🇩🇪 netcup-AS2a03:4001::/32 NETCUP-GMBH}
			PTR	`third-dns.netcup.net`
		A	188.68.63.68^{🇩🇪 netcup-AS188.68.63.0/24 NETCUP-GMBH}
			PTR	`third-dns.netcup.net`
MX	`mail.stackoverflow.de` ⭐
		A	91.204.46.12^{🇩🇪 netcup-AS91.204.46.0/24}
			PTR	`mx2e0c.netcup.net`
MX	`mx2e0c.netcup.net`⁽⁵⁰⁾
		A	2a03:4000:0:385:e8fc:d3ff:fee4:5c1f^{🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH}
			PTR	`mx2e0c.netcup.net`
		A	91.204.46.12^{🇩🇪 netcup-AS91.204.46.0/24}
			PTR	`mx2e0c.netcup.net`
SOA	`root-dns.netcup.net`dnsadmin@netcup.net 2020-01-31 #1

`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=1781392086

Subdomains

www.stackoverflow.de

mail.stackoverflow.de

Same first word

Similar names

overflowstack.com

flowoverstack.com

wolfrevokcats.com

overstackflow.blogspot.com

stackoverlfow.com

DNS History

11 records (7 active, 4 former)

○NSns.baier-design.com2015-08-21 → 2017-04-04 · 4 obs

● 2015-08-21 03:18:58
● 2017-04-04 09:17:36
○ 2026-02-22 06:43:24
○ 2026-06-13 23:21:50

○NSnsb6.schlundtech.de2015-08-21 → 2017-04-04 · 4 obs

● 2015-08-21 03:18:58
● 2017-04-04 09:17:36
○ 2026-02-22 06:43:24
○ 2026-06-13 23:21:50

●NSroot-dns.netcup.net2026-02-22 → 2026-06-13 · 3 obs

○ 2017-04-04 09:17:36
● 2026-02-22 06:43:24
● 2026-06-13 23:21:50

●NSsecond-dns.netcup.net2026-02-22 → 2026-06-13 · 3 obs

○ 2017-04-04 09:17:36
● 2026-02-22 06:43:24
● 2026-06-13 23:21:50

●NSthird-dns.netcup.net2026-02-22 → 2026-06-13 · 3 obs

○ 2017-04-04 09:17:36
● 2026-02-22 06:43:24
● 2026-06-13 23:21:50

○MXmail.baier-design.com2015-08-21 → 2017-04-04 · 4 obs

● 2015-08-21 03:18:58
● 2017-04-04 09:17:36
○ 2026-02-22 06:43:24
○ 2026-06-13 23:21:50

●MXmail.stackoverflow.de2026-02-22 → 2026-06-13 · 3 obs

○ 2017-04-04 09:17:36
● 2026-02-22 06:43:24
● 2026-06-13 23:21:50

●MXmx2e0c.netcup.net2026-02-22 → 2026-06-13 · 3 obs

○ 2017-04-04 09:17:36
● 2026-02-22 06:43:24
● 2026-06-13 23:21:50

●A2a03:4000:30:70f2::12:90592026-02-22 → 2026-06-13 · 3 obs

○ 2017-04-04 09:17:36
● 2026-02-22 06:43:24
● 2026-06-13 23:21:50

○A85.214.249.362015-08-21 → 2017-04-04 · 4 obs

● 2015-08-21 03:18:58
● 2017-04-04 09:17:36
○ 2026-02-22 06:43:24
○ 2026-06-13 23:21:50

●A91.204.46.102026-02-22 → 2026-06-13 · 3 obs

○ 2017-04-04 09:17:36
● 2026-02-22 06:43:24
● 2026-06-13 23:21:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
stackoverflow.de	root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net	-

✅ Authoritative Response

Server:46.38.225.225

NS records: root-dns.netcup.net, third-dns.netcup.net, second-dns.netcup.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stackoverflow.de (unsigned zone)

⏱️ Timing

Total: 1169ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.204.46.10`
AAAA	1	`2a03:4000:30:70f2::12:9059`
NS	3	`second-dns.netcup.net, third-dns.netcup.net...`
MX	2	`mail.stackoverflow.de (pri: 10), mx2e0c.netcup.net (pri: 50)`
SOA	1	`root-dns.netcup.net dnsadmin.netcup.net`

Analysis

Hierarchy

www.stackoverflow.de and mail.stackoverflow.de are both subdomains of stackoverflow.de.

IP Addresses

stackoverflow.de points to two IP numbers: 91.204.46.10 and 2a03:4000:30:70f2::12:9059.

ns2.webce.de, novabit.cash, heetfeld.de and two other host names share IP numbers with stackoverflow.de.

Name Servers

stackoverflow.de is served by three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.

stackoverflow.de has at least partial name server overlap with other domains, such as radevent.de, berntd.de, benjamin-schulz.de and two others.

The hostnames root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net each direct to two IP addresses — root-dns.netcup.net to 46.38.225.225 and 2a03:4000:0:1::e1e1, second-dns.netcup.net to 37.221.199.199 and 2a03:4000:2:24b::c7c7, and third-dns.netcup.net to 188.68.63.68 and 2a03:4001:0:106::3f44.

Mail Servers

Mail for stackoverflow.de is handled by two mail servers — mail.stackoverflow.de and mx2e0c.netcup.net.

stackoverflow.de has at least partial mail server overlap with other domains such as janphilippbehr.de, andreas-pehl.de, photolism.de and two more.

Hostnames that resolve to two IP addresses:

The A records for mx2e0c.netcup.net return 91.204.46.12 and 2a03:4000:0:385:e8fc:d3ff:fee4:5c1f.

Host names with one IP number:

mail.stackoverflow.de resolves to the IP address 91.204.46.12.

mx2e0c.netcup.net and mail.stackoverflow.de each have 91.204.46.12 IP addresses.