`nomail3.sdinet.de`

DNSSEC	⚠️ Not signed
A	2a01:4f8:211:1c94::2074^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
		PTR	`nomail.sdinet.de`
TXT	`v=spf1 mx include:spf.sdinet.de -all`

`sdinet.de`

	DNSSEC	⚠️ Not signed
	A	2a01:4f8:211:1c94::63^{🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK}
	A	136.243.3.21^{🇩🇪 Hetzner136.243.0.0/16 HETZNER-RZ-BLK-ERX3}
	NS	`ns-b.sdinet.de` ⭐
	NS	`ns-a.sdinet.de`
	MX	`mail.sdinet.de` ⭐
	TXT	`google-site-verification=56hqLTTsBQETrgbE87N59aN5QufLts8TQCwzJTcdGGM`
	TXT	`v=spf1 mx include:spf.sdinet.de ip4:82.66.166.90/32 ip4:217.169.134.32/27 ip4...`
	SOA	`ns-b.sdinet.de`dns-admin@sdinet.de 2025-11-26 #1

rank #746064 globally
rank #28992 in the tld
📈 Tranco rank: #383,761

MX for

mail.sdinet.de

cut.de

Previously MX for

hydra.sdinet.de

Similar names

milano3.it

on3mail.com

DNS History

1 record (1 active, 0 former)

●A2a01:4f8:211:1c94::20742020-03-08 → 2026-04-04 · 2 obs

● 2020-03-08 21:31:14
● 2026-04-04 19:19:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
sdinet.de	ns-a.sdinet.de, ns-b.sdinet.de	4 records

✅ Authoritative Response

Server:136.243.3.21

NS records: ns-a.sdinet.de, ns-b.sdinet.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sdinet.de (unsigned zone)

⏱️ Timing

Total: 709ms | Queries: -

📄 Records

Type	Count	Sample Data
AAAA	1	`2a01:4f8:211:1c94::2074`
TXT	1	`v=spf1 mx include:spf.sdinet.de -all`

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (ns-b.sdinet.de, ns-a.sdinet.de, ns-b.sdinet.de...)

Analysis

Mail Server Role

The mail server for mail.sdinet.de and cut.de is nomail3.sdinet.de.

mail.sdinet.de, nomail2.sdinet.de and nomail.sdinet.de are commonly used as mail servers together with nomail3.sdinet.de.

IP Addresses

nomail3.sdinet.de points to a single IP number: 2a01:4f8:211:1c94::2074.

Other host names, for instance nomail.sdinet.de, share IP numbers with nomail3.sdinet.de.

nomail3.sdinet.de - robtex.com