`mail.server4you.de`

DNSSEC	⚠️ Not signed
A	217.172.191.11
		PTR	`static-ip-217-172-191-11.inaddr.ip-pool.com`

`server4you.de`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:18a^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:8166^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.1.138^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.129.102^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`matt.ns.cloudflare.com` ⭐
NS	`wally.ns.cloudflare.com`
MX	`server4you-de.mail.protection.outlook.com` ⭐
TXT	`MS=ms39840335`
TXT	`atlassian-sending-domain-verification=3d5a3fa5-5c27-4360-9ab3-bf57fe9d85f7`
TXT	`drfdohro8plocle5es8fag8sg9`
TXT	`facebook-domain-verification=wlptd3eko2dph54mtc6bt9vemw6n69`
TXT	`google-site-verification=o7DvbgXzilY2BmYqw9vLwlZSxu4uf0mI5BQsMaYfS3I`
TXT	`v=spf1 include:_spf.atlassian.net include:spf.protection.outlook.com a:mailou...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.1.138, 172.67.129.102
		IPv6 hints	2606:4700:3033::6815:18a, 2606:4700:3036::ac43:8166
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=163, name=cloudflare-ech.com
SOA	`matt.ns.cloudflare.com`dns@cloudflare.com serial=2399132469

WOT: SAFE (72/100)
rank #215940 globally
rank #9861 in the tld
WOT: SAFE (73/100)
📈 Tranco rank: #421,164

Previously MX for

server4you-dsl.de

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DNS History

1 record (1 active, 0 former)

●A217.172.191.112015-08-17 → 2026-04-12 · 2 obs

● 2015-08-17 02:21:00
● 2026-04-12 00:53:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
server4you.de	wally.ns.cloudflare.com, matt.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.33.131

NS records: wally.ns.cloudflare.com, matt.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for server4you.de (unsigned zone)

⏱️ Timing

Total: 657ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.172.191.11`

Analysis

IP Addresses

mail.server4you.de resolves to a single IP address: 217.172.191.11.

Other host names such as static-ip-217-172-191-11.inaddr.ip-pool.com, mail.vserver.de and mail.server4free.de share IP numbers with mail.server4you.de.

mail.server4you.de - robtex.com