comp4u.de - dns.ninja

`comp4u.de`

DNSSEC	🔒 Signed (DS record present)
A	85.220.228.57^{🇩🇪 MK-NETZDIENSTE-AS85.220.128.0/17 MK Netzdienste GmbH & Co. KG Block-3}
		PTR	`vweb56.mk.de`
NS	`ns1.mk.de` ⭐
		A	2001:1640::12:30^{🇩🇪 MK-NETZDIENSTE-AS2001:1640::/32 MK Netzdienste GmbH & Co. KG}
			PTR	`ns1.mk.de`
		A	213.172.96.2^{🇩🇪 MK-NETZDIENSTE-AS213.172.96.0/19 MK Netzdienste GmbH}
			PTR	`ns1.mk.de`
NS	`ns2.mk.de`
		A	2001:1640::12:31^{🇩🇪 MK-NETZDIENSTE-AS2001:1640::/32 MK Netzdienste GmbH & Co. KG}
			PTR	`ns2.mk.de`
		A	213.172.97.2^{🇩🇪 MK-NETZDIENSTE-AS213.172.96.0/19 MK Netzdienste GmbH}
			PTR	`ns2.mk.de`
MX	`mx-01-eu-central-1.prod.hydra.sophos.com` ⭐
		A	3.122.186.128^{🇩🇪 Amazon3.120.0.0/14 EC2 FRA prefix}
			PTR	`ec2-3-122-186-128.eu-central-1.compute.amazonaws.com`
		A	18.158.140.163^{🇩🇪 Amazon18.156.0.0/14 EC2 FRA prefix}
			PTR	`ec2-18-158-140-163.eu-central-1.compute.amazonaws.com`
MX	`mx-02-eu-central-1.prod.hydra.sophos.com`⁽²⁰⁾
		A	3.122.186.128^{🇩🇪 Amazon3.120.0.0/14 EC2 FRA prefix}
			PTR	`ec2-3-122-186-128.eu-central-1.compute.amazonaws.com`
		A	18.158.140.163^{🇩🇪 Amazon18.156.0.0/14 EC2 FRA prefix}
			PTR	`ec2-18-158-140-163.eu-central-1.compute.amazonaws.com`
TXT	`apple-domain-verification=sYdrPSeZfc9VcVjxlQUqPyzwwbYD-0TX4YPoRo95Mq0`
TXT	`sophos-domain-verification=7c33f077cbf8b77c92de7730108e0e04082ecd638eaceb62d4...`
TXT	`v=spf1 redirect=comp4u.de.spf.sophosdmarc.net`
TXT	`MS=ms53637470`
TXT	`sophos-domain-verification=sophos-domain-verification=7c33f077cbf8b77c92de773...`
TXT	`9e0fb93632454901b72d1318e7a03048`
SOA	`ns1.mk.de`hostmaster@mk.de 2025-09-03 #20

`de`

	DNSSEC	🔒 Signed (DS record present)
	NS	`f.nic.de` ⭐
	NS	`a.nic.de`
	NS	`l.de.net` ⚠️ Not in parent delegation
	NS	`n.de.net` ⚠️ Not in parent delegation
	NS	`s.de.net` ⚠️ Not in parent delegation
	NS	`z.nic.de`
	SOA	`f.nic.de`dns-operations@denic.de serial=1786543889

WOT: SAFE (60/100)

Subdomains

c4u-fw2.comp4u.de

www.comp4u.de

mail2.comp4u.de

mail.comp4u.de

Same first word

comp4u.com

comp4u.de

comp4u.net

comp4u.org

comp4u.eu

comp4u.it

comp4u.mobi

comp4u.gmbh

comp4u.info

comp4u.com.pl

comp4u.pl

comp4u.group

comp4u.co.il

Similar names

4ucomp.com

compu4.com

DNS History

10 records (5 active, 5 former)

○NSns1.mk-netzdienste.de2007-12-05 → 2007-12-05 · 3 obs

● 2007-12-05 06:45:14
○ 2015-07-07 17:44:54
○ 2026-08-12 14:15:24

●NSns1.mk.de2015-07-07 → 2026-08-12 · 3 obs

○ 2007-12-05 06:45:14
● 2015-07-07 17:44:54
● 2026-08-12 14:15:24

○NSns2.mk-netzdienste.de2007-12-05 → 2007-12-05 · 3 obs

● 2007-12-05 06:45:14
○ 2015-07-07 17:44:54
○ 2026-08-12 14:15:24

●NSns2.mk.de2015-07-07 → 2026-08-12 · 3 obs

○ 2007-12-05 06:45:14
● 2015-07-07 17:44:54
● 2026-08-12 14:15:24

○MXmail.comp4u.de2007-12-05 → 2017-04-09 · 4 obs

● 2007-12-05 06:45:14
● 2017-04-09 10:44:20
○ 2026-02-15 12:25:14
○ 2026-08-12 14:15:24

○MXmail2.comp4u.de2007-12-05 → 2017-04-09 · 4 obs

● 2007-12-05 06:45:14
● 2017-04-09 10:44:20
○ 2026-02-15 12:25:14
○ 2026-08-12 14:15:24

●MXmx-01-eu-central-1.prod.hydra.sophos.com2026-02-15 → 2026-08-12 · 3 obs

○ 2017-04-09 10:44:20
● 2026-02-15 12:25:14
● 2026-08-12 14:15:24

●MXmx-02-eu-central-1.prod.hydra.sophos.com2026-02-15 → 2026-08-12 · 3 obs

○ 2017-04-09 10:44:20
● 2026-02-15 12:25:14
● 2026-08-12 14:15:24

○A212.90.141.1222015-07-07 → 2017-04-09 · 5 obs

○ 2007-12-05 06:45:14
● 2015-07-07 17:44:54
● 2017-04-09 10:44:20
○ 2026-02-15 12:25:14
○ 2026-08-12 14:15:24

●A85.220.228.572026-02-15 → 2026-08-12 · 3 obs

○ 2017-04-09 10:44:20
● 2026-02-15 12:25:14
● 2026-08-12 14:15:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	f.nic.de, a.nic.de, z.nic.de	-
comp4u.de	ns1.mk.de, ns2.mk.de	4 records

✅ Authoritative Response

Server:213.172.97.2

NS records: ns1.mk.de, ns2.mk.de

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 696ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.220.228.57`
NS	2	`ns1.mk.de, ns2.mk.de`
MX	2	`mx-02-eu-central-1.prod.hydra.sophos.com, mx-01-eu-central-1.prod.hydra.sophos.com`
TXT	6	`apple-domain-verification=sYdrPSeZfc9VcV, sophos-domain-verification=7c33f077cbf8b...`
SOA	1	`ns1.mk.de hostmaster.mk.de`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.mk.de, ns1.mk.de, ns2.mk.de...)

Analysis

Hierarchy

comp4u.de is the parent domain of c4u-fw2.comp4u.de, www.comp4u.de, mail2.comp4u.de and mail.comp4u.de.

IP Addresses

comp4u.de resolves to one IP address: 85.220.228.57.

Host names such as vweb56.mk.de and datiq.de share IP numbers with comp4u.de.

Name Servers

DNS delegation for comp4u.de points to two name servers: ns1.mk.de and ns2.mk.de.

comp4u.de uses the same name servers as several other domains — among them 209.220.85.in-addr.arpa, 124.209.31.in-addr.arpa, sk-consulting.com and two more.

The name servers for comp4u.de are partially shared with other domains like euronatur.org, veeser.sk and rotaru.net

These name servers are frequently paired with the name servers ns1.mk-netzdienste.de and ns2.mk-netzdienste.de.

ns1.mk.de directs to 213.172.96.2 and 2001:1640::12:30. ns2.mk.de directs to 213.172.97.2 and 2001:1640::12:31. Each host name carries two IP addresses.

Mail Servers

Mail for comp4u.de is handled by two mail servers — mx-01-eu-central-1.prod.hydra.sophos.com and mx-02-eu-central-1.prod.hydra.sophos.com.

comp4u.de uses an identical mail server configuration to several other domains — among them asb-peine.de, beuerlein-erdbau.de, fuell-dispensing.com and two more.

comp4u.de has at least partial mail server overlap with other domains such as carlroth.de, abfchina.com, sesotec.us and two more.

mx-01-eu-central-1.prod.hydra.sophos.com resolves to 3.122.186.128 and 18.158.140.163; mx-02-eu-central-1.prod.hydra.sophos.com resolves to the same two IP addresses: 3.122.186.128 and 18.158.140.163.

Host names pointing to 3.122.186.128 IP addresses: mx-01-eu-central-1.prod.hydra.sophos.com and mx-02-eu-central-1.prod.hydra.sophos.com.

Host names pointing to 18.158.140.163 IP addresses: mx-01-eu-central-1.prod.hydra.sophos.com and mx-02-eu-central-1.prod.hydra.sophos.com.