`mx0.webchallenge.de`

DNSSEC	⚠️ Not signed
A	91.151.21.235^{🇩🇪 CLOUDPIT91.151.20.0/23}
		PTR	`cloud7-vm671.de-nserver.de`

`webchallenge.de`

	DNSSEC	⚠️ Not signed
	A	91.151.21.235^{🇩🇪 CLOUDPIT91.151.20.0/23}
	NS	`ns1.de-nserver.de` ⭐
	NS	`ns2.de-nserver.de`
	MX	`mail.webchallenge.de` ⭐
	TXT	`v=spf1 a mx ~all`
	SOA	`ns1.de-nserver.de`hostmaster@ns1.de-nserver.de 2026-03-19 #3

WOT: SAFE (61/100)
WOT: SAFE (65/100)

Previously MX for

webchallenge.de

Same first word

mx0.org

mx0.eu

mx0.fr

mx0.de

mx0.net

mx0.in

mx0.email

mx0.nl

mx0.kinghost.net

mx0.mx

mx0.cn

mx0.com

mx0.na4u.ru

mx0.me

mx0.ca

mx0.ru

Similar names

m0x.de

xm0.net

m0x.io

xm0.cc

m0x.net

0mx.top

xm0.ru

m0x.com

xm0.com

x0m.ru

0mx.net

0xm.de

0mx.cc

0xm.com

0mx.org

0xm.cc

x0m.com

0mx.cn

0xm.net

x0m.cn

m0x.us

m0x.cn

x0m.net

0mx.com

x0m.de

m0x.ru

0mx.de

m0x.org

DNS History

2 records (1 active, 1 former)

○A80.237.138.52017-01-31 → 2017-01-31 · 3 obs

● 2017-01-31 01:26:04
○ 2026-04-15 16:31:26
○ 2026-04-15 16:31:28

●A91.151.21.2352026-04-15 → 2026-04-15 · 3 obs

○ 2017-01-31 01:26:04
● 2026-04-15 16:31:26
● 2026-04-15 16:31:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, z.nic.de, f.nic.de	-
webchallenge.de	ns1.de-nserver.de, ns2.de-nserver.de	2 records

✅ Authoritative Response

Server:109.237.143.9

NS records: ns1.de-nserver.de, ns2.de-nserver.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for webchallenge.de (unsigned zone)

⏱️ Timing

Total: 3926ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.151.21.235`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.de-nserver.de, ns2.de-nserver.de)

Analysis

IP Addresses

mx0.webchallenge.de points to IP number: 91.151.21.235.

Other host names such as cloud7-vm671.de-nserver.de, webchallenge.de and mail.webchallenge.de share IP numbers with mx0.webchallenge.de.

mx0.webchallenge.de - robtex.com