`mx01b.srs-sys.de`

DNSSEC	⚠️ Not signed
A	212.99.208.21^{🇩🇪 ENVIA-TEL-AS212.99.192.0/19 envia TEL GmbH}
		PTR	`mx01b.srs-sys.de`

`srs-sys.de`

	DNSSEC	⚠️ Not signed
	A	212.99.217.164^{🇩🇪 ENVIA-TEL-AS212.99.192.0/19 envia TEL GmbH}
	NS	`ns2.inwx.de` ⭐
	NS	`ns.inwx.de`
	NS	`ns3.inwx.eu`
	MX	`mx-01-a.dcl.srs-sys.de` ⭐
	MX	`mx-02-a.dcl.srs-sys.de` ⭐
	TXT	`v=spf1 include:spf.protection.outlook.com include:_spf.srs-sys.de -all`
	TXT	`MS=ms87122676`
	SOA	`ns.inwx.de`hostmaster@srs-sys.de 2026-03-04 #2

WOT: SAFE (61/100)

Previously MX for

quadratart.de

awo-slk.de

maschinenbau-buehring.de

srs-sys.de

politik-plus.de

bauindustrie-ssa.de

lebenshilfe-boerdeland.de

bauindustrie-sachsen.de

compacta-bau.de

flocktechnik.com

cunodruck.de

DNS History

2 records (1 active, 1 former)

●A212.99.208.212026-04-27 → 2026-04-27 · 2 obs

○ 2016-12-21 11:35:36
● 2026-04-27 14:00:28

○A213.211.192.1782015-07-26 → 2016-12-21 · 3 obs

● 2015-07-26 16:51:30
● 2016-12-21 11:35:36
○ 2026-04-27 14:00:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
srs-sys.de	ns.inwx.de, ns2.inwx.de, ns3.inwx.eu	-

✅ Authoritative Response

Server:45.87.158.53

NS records: ns.inwx.de, ns2.inwx.de, ns3.inwx.eu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for srs-sys.de (unsigned zone)

⏱️ Timing

Total: 907ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`212.99.208.21`

Analysis

IP Addresses

mx01b.srs-sys.de points to a single IP: 212.99.208.21.

mx01b.srs-sys.de - robtex.com

mx01b.srs-sys.de

srs-sys.de