`mail.goetzcloud.de`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:1c2b^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:9039^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.28.43^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.57^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.28.43, 172.67.144.57
		IPv6 hints	2606:4700:3033::6815:1c2b, 2606:4700:3037::ac43:9039
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=0, name=cloudflare-ech.com

`goetzcloud.de`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:1c2b^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:9039^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.28.43^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.57^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arnold.ns.cloudflare.com` ⭐
NS	`irma.ns.cloudflare.com`
MX	`mail.goetzcloud.de` ⭐
MX	`mx2e7e.netcup.net`⁽⁵⁰⁾
TXT	`v=spf1 mx a include:_spf.webhosting.systems ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.28.43, 172.67.144.57
		IPv6 hints	2606:4700:3033::6815:1c2b, 2606:4700:3037::ac43:9039
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=0, name=cloudflare-ech.com
SOA	`arnold.ns.cloudflare.com`dns@cloudflare.com serial=2410579394

MX for

goetzcloud.de

Same first word

mail.edu.tw

mail.gov.rs

mail.dnsalias.net

mail.pro.br

mail.ne.jp

mail.co.jp

mail.be

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DNS History

10 records (4 active, 6 former)

●A104.21.28.432026-02-23 → 2026-08-03 · 9 obs

● 2026-02-23 06:01:10
● 2026-03-13 09:16:50
○ 2026-04-01 06:38:14
○ 2026-04-06 14:31:52
● 2026-04-14 14:05:36
● 2026-06-07 14:28:48
○ 2026-06-21 17:34:40
● 2026-08-03 02:20:56
● 2026-08-03 08:30:36

●A172.67.144.572026-02-23 → 2026-08-03 · 9 obs

○A188.114.96.02026-04-01 → 2026-06-21 · 8 obs

○ 2026-03-13 09:16:50
● 2026-04-01 06:38:14
● 2026-04-06 14:31:52
○ 2026-04-14 14:05:36
○ 2026-06-07 14:28:48
● 2026-06-21 17:34:40
○ 2026-08-03 02:20:56
○ 2026-08-03 08:30:36

○A188.114.97.02026-04-01 → 2026-06-21 · 8 obs

○ 2026-03-13 09:16:50
● 2026-04-01 06:38:14
● 2026-04-06 14:31:52
○ 2026-04-14 14:05:36
○ 2026-06-07 14:28:48
● 2026-06-21 17:34:40
○ 2026-08-03 02:20:56
○ 2026-08-03 08:30:36

●A2606:4700:3033::6815:1c2b2026-08-03 → 2026-08-03 · 3 obs

○ 2026-06-21 17:34:40
● 2026-08-03 02:20:56
● 2026-08-03 08:30:36

○A2606:4700:3034::6815:1c2b2026-02-23 → 2026-06-07 · 8 obs

● 2026-02-23 06:01:10
● 2026-03-13 09:16:50
○ 2026-04-01 06:38:14
○ 2026-04-06 14:31:52
● 2026-04-14 14:05:36
● 2026-06-07 14:28:48
○ 2026-06-21 17:34:40
○ 2026-08-03 08:30:36

○A2606:4700:3035::ac43:90392026-02-23 → 2026-06-07 · 8 obs

● 2026-02-23 06:01:10
● 2026-03-13 09:16:50
○ 2026-04-01 06:38:14
○ 2026-04-06 14:31:52
● 2026-04-14 14:05:36
● 2026-06-07 14:28:48
○ 2026-06-21 17:34:40
○ 2026-08-03 08:30:36

●A2606:4700:3037::ac43:90392026-08-03 → 2026-08-03 · 3 obs

○ 2026-06-21 17:34:40
● 2026-08-03 02:20:56
● 2026-08-03 08:30:36

○A2a06:98c1:3120::2026-04-01 → 2026-06-21 · 8 obs

○ 2026-03-13 09:16:50
● 2026-04-01 06:38:14
● 2026-04-06 14:31:52
○ 2026-04-14 14:05:36
○ 2026-06-07 14:28:48
● 2026-06-21 17:34:40
○ 2026-08-03 02:20:56
○ 2026-08-03 08:30:36

○A2a06:98c1:3121::2026-04-01 → 2026-06-21 · 8 obs

○ 2026-03-13 09:16:50
● 2026-04-01 06:38:14
● 2026-04-06 14:31:52
○ 2026-04-14 14:05:36
○ 2026-06-07 14:28:48
● 2026-06-21 17:34:40
○ 2026-08-03 02:20:56
○ 2026-08-03 08:30:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	f.nic.de, z.nic.de, a.nic.de	-
goetzcloud.de	irma.ns.cloudflare.com, arnold.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.166

NS records: irma.ns.cloudflare.com, arnold.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for goetzcloud.de (unsigned zone)

⏱️ Timing

Total: 1890ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.28.43, 172.67.144.57`
AAAA	2	`2606:4700:3037::ac43:9039, 2606:4700:3033::6815:1c2b`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

Analysis

Mail Server Role

The mail server mail.goetzcloud.de processes email for goetzcloud.de.

mx2e7e.netcup.net frequently appears as a mail server alongside mail.goetzcloud.de.

IP Addresses

mail.goetzcloud.de resolves to four IP addresses: 104.21.28.43, 172.67.144.57, 2606:4700:3033::6815:1c2b and 2606:4700:3037::ac43:9039.

Two other host names, along with aurumtraining.net, mail.baldimo.pl and form84821.shop, also share IP numbers with mail.goetzcloud.de.

mail.goetzcloud.de - robtex.com