🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`knowlib.biz`

DNSSEC	⚠️ Not signed
NS	`ns.schlund.de` ⚠️ Not in zone NS records
		A	2607:f1c0:fe:53:185:132:32:42^{🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US}
			PTR	`ns1042.ui-dns.de`
		A	185.132.32.42^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns1042.ui-dns.de`
NS	`ns.tellux.de` ⚠️ Not in zone NS records

`biz`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld.biz` ⭐
	NS	`b.gtld.biz`
	NS	`c.gtld.biz`
	NS	`m.gtld.biz`
	NS	`n.gtld.biz`
	NS	`w.gtld.biz`
	NS	`x.gtld.biz`
	NS	`y.gtld.biz`
	SOA	`a.gtld.biz`admin@tldns.godaddy serial=1786973795

⚠️ On DNS blocklist: spam-tlds

Same first word

knowlib.biz

knowlib.com

knowlib.net

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DNS History

2 records (2 active, 0 former)

●NSns.schlund.de2026-06-14 → 2026-08-17 · 2 obs

● 2026-06-14 19:02:20
● 2026-08-17 13:50:58

●NSns.tellux.de2026-06-14 → 2026-08-17 · 2 obs

● 2026-06-14 19:02:20
● 2026-08-17 13:50:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
biz	c.gtld.biz, a.gtld.biz, n.gtld.biz, y.gtld.biz...	-
knowlib.biz	ns.tellux.de, ns.schlund.de	-

✅ Authoritative Response

Server:185.132.32.42

NS records: ns.tellux.de, ns.schlund.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knowlib.biz (unsigned zone)

⏱️ Timing

Total: 507ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

knowlib.biz uses two name servers for its delegation: ns.schlund.de and ns.tellux.de.

Among the domains sharing the same name servers as knowlib.biz are knowledge-business.info, homoeopathie-portal.info and mercado.org.

knowlib.biz partially shares its NS delegation with several other domains, including value-online.net, kunden-online.com, geschmacksmuster.com and two others.

These name servers often co-occur with the name servers ns2.schlund.de.

Host names that have two IP addresses:

ns.schlund.de directs traffic to 185.132.32.42 and 2607:f1c0:fe:53:185:132:32:42.

knowlib.biz - robtex.com

knowlib.biz

biz