🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`w021a42f.kasserver.com`

DNSSEC	⚠️ Not signed
A	85.13.168.223^{🇩🇪 NMM-AS85.13.168.0/24 Neue Medien Muennich}
		PTR	`dd57218.kasserver.com`

`kasserver.com`

	DNSSEC	⚠️ Not signed
	A	85.13.159.123^{🇩🇪 NMM-AS85.13.159.0/24 Neue Medien Muennich}
	NS	`ns5.kasserver.com` ⭐
	NS	`ns1.kas-dns-service.de`
	NS	`ns14.kas-dns-service.de`
	NS	`ns6.kasserver.com`
	NS	`ns7.kasserver.com`
	MX	`mx.kasserver.com` ⭐
	TXT	`v=spf1 a mx ip4:85.13.128.0/18 ip4:185.3.40.0/22 ip6:2a02:2d40::/32 ~all`
	SOA	`ns5.kasserver.com`hostmaster@kasserver.com serial=2608170240

WOT: SAFE (78/100)
rank #39057 globally
rank #19102 in the tld
WOT: SAFE (80/100)
📈 Tranco rank: #2,362

MX for

5seen.de

5seen.eu

5seen.org

5seen.com

Same first word

w021a42f.kasserver.com

Similar names

DNS History

1 record (1 active, 0 former)

●A85.13.168.2232026-06-22 → 2026-08-17 · 2 obs

● 2026-06-22 12:17:40
● 2026-08-17 02:58:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net...	-
kasserver.com	ns5.kasserver.com, ns6.kasserver.com, ns7.kasserver.com, ns14.kas-dns-service.de...	3 records

✅ Authoritative Response

Server:85.13.128.3

NS records: ns5.kasserver.com, ns6.kasserver.com, ns7.kasserver.com, ns14.kas-dns-service.de, ns1.kas-dns-service.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kasserver.com (unsigned zone)

⏱️ Timing

Total: 487ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.168.223`

📌 Glue Records Collected

Total: 3

In-bailiwick: 3 (ns5.kasserver.com, ns6.kasserver.com, ns7.kasserver.com)

Analysis

Mail Server Role

w021a42f.kasserver.com handles incoming mail for 5seen.de, 5seen.eu, 5seen.org and 5seen.com.

IP Addresses

w021a42f.kasserver.com has exactly one IP address — 85.13.168.223.

w021afd6.kasserver.com, medipos.de, w01c76a3.kasserver.com plus two other host names have IP numbers in common with w021a42f.kasserver.com.

w021a42f.kasserver.com - robtex.com