linux-nerd.de - dns.ninja

`linux-nerd.de`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700:3030::6815:538e^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:b16e^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.83.142^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.177.110^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`alexis.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b3c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexis.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c13c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`alexis.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:213c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`alexis.ns.cloudflare.com`
		A	108.162.193.60^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexis.ns.cloudflare.com`
		A	172.64.33.60^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexis.ns.cloudflare.com`
		A	173.245.59.60^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`alexis.ns.cloudflare.com`
NS	`etta.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a9c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`etta.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`etta.ns.cloudflare.com`
		A	108.162.192.156^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
		A	172.64.32.156^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
		A	173.245.58.156^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`etta.ns.cloudflare.com`
MX	`linuxnerd-de01c.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca27::^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-beup281cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr5p281cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::1^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr4p281cu03101.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::2^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr6p281cu00202.inbound.protection.outlook.com`
		A	52.101.168.0^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-beup281cu00100.inbound.protection.outlook.com`
		A	52.101.170.0^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr5p281cu00500.inbound.protection.outlook.com`
		A	52.101.170.1^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr4p281cu03101.inbound.protection.outlook.com`
		A	52.101.170.2^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr6p281cu00202.inbound.protection.outlook.com`
TXT	`MS=ms99134135`
TXT	`v=spf1 mx a ip4:46.20.32.247/32 ip4:46.20.32.246/32 include:spf.protection.ou...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.83.142, 172.67.177.110
		IPv6 hints	2606:4700:3030::6815:538e, 2606:4700:3033::ac43:b16e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=23, name=cloudflare-ech.com
SOA	`alexis.ns.cloudflare.com`dns@cloudflare.com serial=2411166400

`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=1785826739

Subdomains

obelix.linux-nerd.de

mailer.linux-nerd.de

Same first word

linux-nerd.de

DNS History

25 records (7 active, 18 former)

●NSalexis.ns.cloudflare.com2026-02-15 → 2026-08-04 · 3 obs

○ 2017-11-27 19:15:26
● 2026-02-15 00:58:08
● 2026-08-04 07:30:50

○NSdns01.pce.de2015-07-06 → 2016-04-18 · 4 obs

● 2015-07-06 13:56:32
● 2016-04-18 14:03:18
○ 2016-11-29 09:41:54
○ 2026-08-04 07:30:50

○NSdns02.pce.de2015-07-06 → 2016-04-18 · 4 obs

● 2015-07-06 13:56:32
● 2016-04-18 14:03:18
○ 2016-11-29 09:41:54
○ 2026-08-04 07:30:50

○NSdns03.pce.de2015-07-06 → 2016-04-18 · 4 obs

● 2015-07-06 13:56:32
● 2016-04-18 14:03:18
○ 2016-11-29 09:41:54
○ 2026-08-04 07:30:50

●NSetta.ns.cloudflare.com2026-02-15 → 2026-08-04 · 3 obs

○ 2017-11-27 19:15:26
● 2026-02-15 00:58:08
● 2026-08-04 07:30:50

○NSns1.fcse.io2016-11-29 → 2017-11-27 · 5 obs

○ 2016-04-18 14:03:18
● 2016-11-29 09:41:54
● 2017-11-27 19:15:26
○ 2026-02-15 00:58:08
○ 2026-08-04 07:30:50

○NSns2.fcse.io2016-11-29 → 2017-11-27 · 5 obs

○ 2016-04-18 14:03:18
● 2016-11-29 09:41:54
● 2017-11-27 19:15:26
○ 2026-02-15 00:58:08
○ 2026-08-04 07:30:50

○MXexchange.myexchange.email2015-07-06 → 2015-11-10 · 4 obs

● 2015-07-06 13:56:32
● 2015-11-10 09:44:54
○ 2016-02-03 19:49:56
○ 2026-08-04 07:30:50

○MXgate.made-hosting.de2017-11-27 → 2017-11-27 · 4 obs

○ 2016-11-29 09:41:54
● 2017-11-27 19:15:26
○ 2026-02-15 00:58:08
○ 2026-08-04 07:30:50

●MXlinuxnerd-de01c.mail.protection.outlook.com2026-02-15 → 2026-08-04 · 3 obs

○ 2017-11-27 19:15:26
● 2026-02-15 00:58:08
● 2026-08-04 07:30:50

○MXmail.linux-nerd.de2016-02-03 → 2016-11-29 · 5 obs

○ 2015-11-10 09:44:54
● 2016-02-03 19:49:56
● 2016-11-29 09:41:54
○ 2017-11-27 19:15:26
○ 2026-08-04 07:30:50

●A104.21.83.1422026-02-15 → 2026-08-04 · 8 obs

○ 2017-11-27 19:15:26
● 2026-02-15 00:58:08
● 2026-02-28 19:38:26
○ 2026-03-02 00:39:56
● 2026-04-24 16:09:20
● 2026-06-13 00:39:42
○ 2026-06-16 22:23:54
● 2026-08-04 07:30:50

●A172.67.177.1102026-02-15 → 2026-08-04 · 8 obs

○ 2017-11-27 19:15:26
● 2026-02-15 00:58:08
● 2026-02-28 19:38:26
○ 2026-03-02 00:39:56
● 2026-04-24 16:09:20
● 2026-06-13 00:39:42
○ 2026-06-16 22:23:54
● 2026-08-04 07:30:50

○A188.114.96.02026-03-02 → 2026-06-16 · 6 obs

○ 2026-02-28 19:38:26
● 2026-03-02 00:39:56
○ 2026-04-24 16:09:20
○ 2026-06-13 00:39:42
● 2026-06-16 22:23:54
○ 2026-08-04 07:30:50

○A188.114.97.02026-03-02 → 2026-06-16 · 6 obs

○ 2026-02-28 19:38:26
● 2026-03-02 00:39:56
○ 2026-04-24 16:09:20
○ 2026-06-13 00:39:42
● 2026-06-16 22:23:54
○ 2026-08-04 07:30:50

○A212.168.31.1252016-11-29 → 2017-11-27 · 5 obs

○ 2016-04-18 14:03:18
● 2016-11-29 09:41:54
● 2017-11-27 19:15:26
○ 2026-02-15 00:58:08
○ 2026-08-04 07:30:50

○A213.185.87.422015-07-06 → 2015-11-10 · 4 obs

● 2015-07-06 13:56:32
● 2015-11-10 09:44:54
○ 2016-02-03 19:49:56
○ 2026-08-04 07:30:50

●A2606:4700:3030::6815:538e2026-08-04 → 2026-08-04 · 2 obs

○ 2026-06-16 22:23:54
● 2026-08-04 07:30:50

●A2606:4700:3033::ac43:b16e2026-08-04 → 2026-08-04 · 2 obs

○ 2026-06-16 22:23:54
● 2026-08-04 07:30:50

○A2606:4700:3036::6815:538e2026-02-15 → 2026-06-13 · 8 obs

○ 2017-11-27 19:15:26
● 2026-02-15 00:58:08
● 2026-02-28 19:38:26
○ 2026-03-02 00:39:56
● 2026-04-24 16:09:20
● 2026-06-13 00:39:42
○ 2026-06-16 22:23:54
○ 2026-08-04 07:30:50

○A2606:4700:3037::ac43:b16e2026-02-15 → 2026-06-13 · 8 obs

○ 2017-11-27 19:15:26
● 2026-02-15 00:58:08
● 2026-02-28 19:38:26
○ 2026-03-02 00:39:56
● 2026-04-24 16:09:20
● 2026-06-13 00:39:42
○ 2026-06-16 22:23:54
○ 2026-08-04 07:30:50

○A2a01:4f8:140:5474::42016-02-03 → 2016-04-18 · 5 obs

○ 2015-11-10 09:44:54
● 2016-02-03 19:49:56
● 2016-04-18 14:03:18
○ 2016-11-29 09:41:54
○ 2026-08-04 07:30:50

○A2a06:98c1:3120::2026-03-02 → 2026-06-16 · 6 obs

○ 2026-02-28 19:38:26
● 2026-03-02 00:39:56
○ 2026-04-24 16:09:20
○ 2026-06-13 00:39:42
● 2026-06-16 22:23:54
○ 2026-08-04 07:30:50

○A2a06:98c1:3121::2026-03-02 → 2026-06-16 · 6 obs

○ 2026-02-28 19:38:26
● 2026-03-02 00:39:56
○ 2026-04-24 16:09:20
○ 2026-06-13 00:39:42
● 2026-06-16 22:23:54
○ 2026-08-04 07:30:50

○A78.47.222.2112016-02-03 → 2016-04-18 · 5 obs

○ 2015-11-10 09:44:54
● 2016-02-03 19:49:56
● 2016-04-18 14:03:18
○ 2016-11-29 09:41:54
○ 2026-08-04 07:30:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
linux-nerd.de	etta.ns.cloudflare.com, alexis.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.60

NS records: etta.ns.cloudflare.com, alexis.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 713ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.83.142, 172.67.177.110`
AAAA	2	`2606:4700:3033::ac43:b16e, 2606:4700:3030::6815:538e`
NS	2	`alexis.ns.cloudflare.com, etta.ns.cloudflare.com`
MX	1	`linuxnerd-de01c.mail.protection.outlook.`
TXT	2	`MS=ms99134135, v=spf1 mx a ip4:46.20.32.247/32 ip4:46.2`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`alexis.ns.cloudflare.com dns.cloudflare.`

Analysis

Hierarchy

obelix.linux-nerd.de and mailer.linux-nerd.de are both subdomains of linux-nerd.de.

IP Addresses

linux-nerd.de has four IP addresses: 104.21.83.142, 172.67.177.110, 2606:4700:3030::6815:538e and 2606:4700:3033::ac43:b16e.

foire-aux-meubles.ca, traveltime.lv, eyewide.gr and two other host names share IP numbers with linux-nerd.de.

Name Servers

The NS records for linux-nerd.de delegate to alexis.ns.cloudflare.com and etta.ns.cloudflare.com.

linux-nerd.de uses the same name servers as several other domains — among them emyta.com, apsindustries.com.au, rendo.cl and two more.

linux-nerd.de has at least partial name server overlap with other domains, such as gouvernance.ca, 136hk.com, maxbyte.net and two others.

Hostnames that resolve to 6 IP addresses:

alexis.ns.cloudflare.com maps to 108.162.193.60, 172.64.33.60, 173.245.59.60 and 3 additional IP addresses.

etta.ns.cloudflare.com maps to 108.162.192.156, 172.64.32.156, 173.245.58.156 and 3 additional IP addresses.

Mail Servers

Mail for linux-nerd.de is handled by a single mail server, linuxnerd-de01c.mail.protection.outlook.com.

linuxnerd-de01c.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.168.0, 52.101.170.0, 52.101.170.1 and 5 others.