`mail.probutton-tech.de`

DNSSEC	⚠️ Not signed
A	93.115.172.151^{🇷🇴 Sollutium-NL93.115.172.0/24}
		PTR	`mail.probutton-tech.de`

`probutton-tech.de`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:655^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:755^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:4847^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.6.85^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.7.85^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.72.71^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`graham.ns.cloudflare.com` ⭐
NS	`yolanda.ns.cloudflare.com`
MX	`mail.probutton-tech.de` ⭐
TXT	`v=spf1 +ip4:93.115.172.151 -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.26.6.85, 104.26.7.85, 172.67.72.71
		IPv6 hints	2606:4700:20::681a:655, 2606:4700:20::681a:755, 2606:4700:20::ac43:4847
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=216, name=cloudflare-ech.com
SOA	`graham.ns.cloudflare.com`dns@cloudflare.com serial=2406419229

⚠️ On DNS blocklist: tif

MX for

probutton-tech.de

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DNS History

1 record (1 active, 0 former)

●A93.115.172.1512026-06-14 → 2026-07-23 · 2 obs

● 2026-06-14 10:09:48
● 2026-07-23 22:58:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
probutton-tech.de	yolanda.ns.cloudflare.com, graham.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.241

NS records: yolanda.ns.cloudflare.com, graham.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for probutton-tech.de (unsigned zone)

⏱️ Timing

Total: 552ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`93.115.172.151`

Analysis

Mail Server Role

The mail server mail.probutton-tech.de processes email for probutton-tech.de.

IP Addresses

mail.probutton-tech.de resolves to just one IP address, 93.115.172.151.

mail.probutton-tech.de - robtex.com