programmieren.de - dns.ninja

`programmieren.de`

DNSSEC	⚠️ Not signed
A	216.150.1.1^{🇨🇦 Amazon216.150.1.0/24 EC2 Prefix}
NS	`ns-1.seibert-media-dns.net` ⭐
		A	104.199.2.216^{🇧🇪 Google104.199.0.0/20}
			PTR	`216.2.199.104.bc.googleusercontent.com`
NS	`ns-2.seibert-media-dns.net`
		A	157.97.106.157^{🇩🇪 IONOS-AS157.97.104.0/21 IONOS SE}
			PTR	`ip157-97-106-157.pbiaas.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c1d::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`ww-in-f26.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-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	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`security_policy=https://en.seibert.group/security/report-vulnerability`
TXT	`security_contact=mailto:security@seibert.group`
TXT	`v=spf1 include:_spf.google.com ~all`
SOA	`ns-1.seibert-media-dns.net`root@seibert-media.net 2016-01-18 #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=1783237226

Subdomains

www.programmieren.de

Same first word

programmieren.de

DNS History

16 records (8 active, 8 former)

○NSb.ns14.net2015-07-05 → 2015-11-26 · 4 obs

● 2015-07-05 03:02:28
● 2015-11-26 05:26:46
○ 2016-02-27 10:50:08
○ 2026-07-05 08:07:24

○NSc.ns14.net2015-07-05 → 2015-11-26 · 4 obs

● 2015-07-05 03:02:28
● 2015-11-26 05:26:46
○ 2016-02-27 10:50:08
○ 2026-07-05 08:07:24

○NSd.ns14.net2015-07-05 → 2015-11-26 · 4 obs

● 2015-07-05 03:02:28
● 2015-11-26 05:26:46
○ 2016-02-27 10:50:08
○ 2026-07-05 08:07:24

○NSdns.hpds.de2015-07-05 → 2015-11-26 · 4 obs

● 2015-07-05 03:02:28
● 2015-11-26 05:26:46
○ 2016-02-27 10:50:08
○ 2026-07-05 08:07:24

●NSns-1.seibert-media-dns.net2016-02-27 → 2026-07-05 · 3 obs

○ 2015-11-26 05:26:46
● 2016-02-27 10:50:08
● 2026-07-05 08:07:24

●NSns-2.seibert-media-dns.net2016-02-27 → 2026-07-05 · 3 obs

○ 2015-11-26 05:26:46
● 2016-02-27 10:50:08
● 2026-07-05 08:07:24

●MXalt1.aspmx.l.google.com2026-03-30 → 2026-07-05 · 3 obs

○ 2017-02-06 19:07:18
● 2026-03-30 21:37:04
● 2026-07-05 08:07:24

●MXalt2.aspmx.l.google.com2026-03-30 → 2026-07-05 · 3 obs

○ 2017-02-06 19:07:18
● 2026-03-30 21:37:04
● 2026-07-05 08:07:24

●MXalt3.aspmx.l.google.com2026-03-30 → 2026-07-05 · 3 obs

○ 2017-02-06 19:07:18
● 2026-03-30 21:37:04
● 2026-07-05 08:07:24

●MXalt4.aspmx.l.google.com2026-03-30 → 2026-07-05 · 3 obs

○ 2017-02-06 19:07:18
● 2026-03-30 21:37:04
● 2026-07-05 08:07:24

●MXaspmx.l.google.com2026-03-30 → 2026-07-05 · 3 obs

○ 2017-02-06 19:07:18
● 2026-03-30 21:37:04
● 2026-07-05 08:07:24

○MXmx01.seibert-media.de2015-07-05 → 2016-05-07 · 4 obs

● 2015-07-05 03:02:28
● 2016-05-07 12:18:22
○ 2017-02-06 19:07:18
○ 2026-07-05 08:07:24

○A104.155.54.862018-12-20 → 2018-12-20 · 4 obs

○ 2017-02-06 19:07:18
● 2018-12-20 09:58:50
○ 2026-03-30 21:37:04
○ 2026-07-05 08:07:24

○A185.122.180.1282016-05-07 → 2017-02-06 · 5 obs

○ 2016-02-27 10:50:08
● 2016-05-07 12:18:22
● 2017-02-06 19:07:18
○ 2018-12-20 09:58:50
○ 2026-07-05 08:07:24

●A216.150.1.12026-03-30 → 2026-07-05 · 3 obs

○ 2018-12-20 09:58:50
● 2026-03-30 21:37:04
● 2026-07-05 08:07:24

○A81.3.17.462015-07-05 → 2016-02-27 · 4 obs

● 2015-07-05 03:02:28
● 2016-02-27 10:50:08
○ 2016-05-07 12:18:22
○ 2026-07-05 08:07:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	z.nic.de, a.nic.de, f.nic.de	-
programmieren.de	ns-2.seibert-media-dns.net, ns-1.seibert-media-dns.net	-

✅ Authoritative Response

Server:157.97.106.157

NS records: ns-2.seibert-media-dns.net, ns-1.seibert-media-dns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for programmieren.de (unsigned zone)

⏱️ Timing

Total: 1324ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`216.150.1.1`
NS	2	`ns-2.seibert-media-dns.net, ns-1.seibert-media-dns.net`
MX	5	`ASPMX.L.GOOGLE.COM (pri: 1), ALT4.ASPMX.L.GOOGLE.COM (pri: 10)...`
TXT	3	`v=spf1 include:_spf.google.com ~all, security_policy=https://en.seibert.group...`
SOA	1	`ns-1.seibert-media-dns.net root.seibert-`

Analysis

Hierarchy

The domain www.programmieren.de falls under the parent programmieren.de.

IP Addresses

programmieren.de resolves to one IP address: 216.150.1.1.

jbecker.dev, almeerpc.nl, studioatgizmodo.kinja.com and two other host names share IP numbers with programmieren.de.

Name Servers

programmieren.de has two authoritative name servers — ns-1.seibert-media-dns.net and ns-2.seibert-media-dns.net.

programmieren.de uses the same name servers as several other domains — among them hagen.management, agilehive.net, crowdlearning.me and two more.

Each of ns-1.seibert-media-dns.net and ns-2.seibert-media-dns.net has one IP address: ns-1.seibert-media-dns.net uses 104.199.2.216 and ns-2.seibert-media-dns.net uses 157.97.106.157.

Mail Servers

programmieren.de has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

programmieren.de has at least partial mail server overlap with other domains such as pow.net.in, ultragames.com, mydallasonline.com and two more.

The mail servers alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly seen alongside these mail servers.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com resolves to 142.251.163.27 and 2607:f8b0:4004:c1d::1a.

alt1.aspmx.l.google.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com resolves to 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to 172.253.157.26 and 2a00:1450:400c:c23::1a.