🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`w01f0bf5.kasserver.com`

DNSSEC	⚠️ Not signed
A	85.13.136.84^{🇩🇪 NMM-AS85.13.136.0/24 Neue Medien Muennich}
		PTR	`dd14936.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` ⚠️ Not in parent delegation
	NS	`ns14.kas-dns-service.de` ⚠️ Not in parent delegation
	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=2608160020

WOT: SAFE (78/100)
rank #40891 globally
rank #19970 in the tld
WOT: SAFE (80/100)
📈 Tranco rank: #2,376

MX for

webspektrum.com

Same first word

w01f0bf5.kasserver.com

Similar names

w01f50bf.kasserver.com

w00ffb15.kasserver.com

w00fbf51.kasserver.com

w01f50fb.kasserver.com

w00b1f5f.kasserver.com

w01f5bf0.kasserver.com

w01ff5b0.kasserver.com

w00fb51f.kasserver.com

w00f1fb5.kasserver.com

DNS History

1 record (1 active, 0 former)

●A85.13.136.842026-07-18 → 2026-08-15 · 2 obs

● 2026-07-18 12:06:10
● 2026-08-15 23:11:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
kasserver.com	ns5.kasserver.com, ns6.kasserver.com, ns7.kasserver.com	-

✅ Authoritative Response

Server:85.13.159.101

NS records: ns5.kasserver.com, ns6.kasserver.com, ns7.kasserver.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kasserver.com (unsigned zone)

⏱️ Timing

Total: 217ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`85.13.136.84`

Analysis

Mail Server Role

The mail server w01f0bf5.kasserver.com processes email for webspektrum.com.

IP Addresses

w01f0bf5.kasserver.com resolves to just one IP address, 85.13.136.84.

Two other host names, along with dd14936.kasserver.com, www.alpenfoehn.de and w0197479.kasserver.com, also share IP numbers with w01f0bf5.kasserver.com.

w01f0bf5.kasserver.com - robtex.com