🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mail.collabgroup.de`

DNSSEC	⚠️ Not signed
A	91.195.241.232^{🇩🇪 SEDO91.195.240.0/23 -NET-PI}
NS	`sl1.sedo.com` ⭐ ⚠️ Not in parent delegation
		A	91.195.240.173^{🇩🇪 SEDO91.195.240.0/23 -NET-PI}
NS	`sl2.sedo.com` ⚠️ Not in parent delegation
		A	91.195.241.173^{🇩🇪 SEDO91.195.240.0/23 -NET-PI}
MX	`localhost` ⭐
TXT	`v=spf1 -all`
SOA	`sl1.sedo.com`hostmaster@sedo.de 2018-05-16 #1

`collabgroup.de`

	DNSSEC	⚠️ Not signed
	A	91.195.241.232^{🇩🇪 SEDO91.195.240.0/23 -NET-PI}
	NS	`sl1.sedo.com` ⭐
	NS	`sl2.sedo.com`
	MX	`localhost` ⭐
	TXT	`v=spf1 -all`
	SOA	`sl1.sedo.com`hostmaster@sedo.de 2018-05-16 #1

WOT: SAFE (34/100)
WOT: SUSPICIOUS (1/100)

Previously MX for

collabgroup.de

Same first word

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mail.freedesktop.org

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mail.yandex

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mail.gov.mz

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mail.veterinaire.fr

mail.ee

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mail.toray

mail.pt

mail.ke

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mail.idf.il

mail.house

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mail.club

mail.news

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mail.sd

mail.co.id

mail.top

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mail.limited

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mail.zip

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mail.pn

mail.panel.dev

mail.gov.il

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mail.gov.to

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mail.(0x6c6f6c697461)punk.jp

mail.gov.ie

mail.company

mail.gov.mn

mail.priv.pl

mail.mw

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DNS History

5 records (4 active, 1 former)

●NSsl1.sedo.com2026-08-17 → 2026-08-17 · 2 obs

● 2026-08-17 05:41:50
● 2026-08-17 05:41:54

●NSsl2.sedo.com2026-08-17 → 2026-08-17 · 2 obs

● 2026-08-17 05:41:50
● 2026-08-17 05:41:54

●MXlocalhost2026-08-17 → 2026-08-17 · 2 obs

● 2026-08-17 05:41:50
● 2026-08-17 05:41:54

○A37.16.70.1042015-06-25 → 2016-04-29 · 4 obs

● 2015-06-25 12:52:10
● 2016-04-29 07:11:02
○ 2026-08-17 05:41:50
○ 2026-08-17 05:41:54

●A91.195.241.2322026-08-17 → 2026-08-17 · 3 obs

○ 2016-04-29 07:11:02
● 2026-08-17 05:41:50
● 2026-08-17 05:41:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, z.nic.de, f.nic.de	-
collabgroup.de	sl1.sedo.com, sl2.sedo.com	-

✅ Authoritative Response

Server:91.195.241.173

NS records: sl1.sedo.com, sl2.sedo.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for collabgroup.de (unsigned zone)

⏱️ Timing

Total: 3644ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.195.241.232`
NS	2	`sl2.sedo.com, sl1.sedo.com`
MX	1	`localhost (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`sl1.sedo.com hostmaster.sedo.de`

Analysis

IP Addresses

mail.collabgroup.de resolves to one IP address: 91.195.241.232.

rexton.eu, sdigital.eu, 838.fr and two other host names share IP numbers with mail.collabgroup.de.

Name Servers

mail.collabgroup.de uses two name servers for its delegation: sl1.sedo.com and sl2.sedo.com.

mail.collabgroup.de uses the same name servers as several other domains — among them mx0.leyon.de, ns1.intai.eu, eunbin.com and two more.

sl1.sedo.com → 91.195.240.173 and sl2.sedo.com → 91.195.241.173: one IP number per host name.

Mail Servers

Mail for mail.collabgroup.de is handled by a single mail server, localhost.

mail.collabgroup.de uses an identical mail server configuration to several other domains — among them spartanslastlegion.yourbb.eu, malima.eu, www.krankenhausinfo.de and two more.

mail.collabgroup.de - robtex.com