`knoworldwide.org`

DNSSEC	⚠️ Not signed
NS	`ns1.jrx.sk` ⚠️ Not in zone NS records
		A	85.255.10.149^{🇨🇿 INTERNET-CZ85.255.0.0/20 AlphaNet spolka z o. o.}
			PTR	`osiris.jrx.sk`
NS	`ns2.jrx.sk` ⚠️ Not in zone NS records
		A	5.75.138.1^{🇩🇪 Hetzner5.75.128.0/17 HETZNER-DC}
			PTR	`serket.jrx.sk`
NS	`ns3.jrx.sk` ⚠️ Not in zone NS records
		A	80.211.205.252^{🇨🇿 INTERNET-CZ80.211.192.0/19 INTERNET CZ,a.s.}
			PTR	`amun.jrx.sk`

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1777317388

Same first word

knoworldwide.org

DNS History

5 records (3 active, 2 former)

○NSneon.sistik.sk2015-05-14 → 2017-06-21 · 4 obs

● 2015-05-14 08:06:12
● 2017-06-21 00:30:30
○ 2026-04-10 18:15:10
○ 2026-04-27 19:38:34

●NSns1.jrx.sk2015-05-14 → 2026-04-27 · 2 obs

● 2015-05-14 08:06:12
● 2026-04-27 19:38:34

●NSns2.jrx.sk2015-05-14 → 2026-04-27 · 2 obs

● 2015-05-14 08:06:12
● 2026-04-27 19:38:34

●NSns3.jrx.sk2015-05-14 → 2026-04-27 · 2 obs

● 2015-05-14 08:06:12
● 2026-04-27 19:38:34

○MXknoworldwide-org.mail.protection.outlook.com2015-05-14 → 2017-06-21 · 4 obs

● 2015-05-14 08:06:12
● 2017-06-21 00:30:30
○ 2026-04-10 18:15:10
○ 2026-04-27 19:38:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
knoworldwide.org	ns2.jrx.sk, ns3.jrx.sk, ns1.jrx.sk	-

✅ Authoritative Response

Server:5.75.138.1

NS records: ns2.jrx.sk, ns3.jrx.sk, ns1.jrx.sk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for knoworldwide.org (unsigned zone)

⏱️ Timing

Total: 3140ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

knoworldwide.org is delegated to three name servers: ns1.jrx.sk, ns2.jrx.sk and ns3.jrx.sk.

knoworldwide.org at least partially shares name servers with other domains, for instance sistik.sk, marulinko.com, jrx.sk, pharmacy.sk and jung.sk.

these name servers are often used in conjunction with the name servers osiris.jrx.sk.

Host names with a single IP:

ns1.jrx.sk points to: 85.255.10.149.

ns2.jrx.sk points to: 5.75.138.1.

ns3.jrx.sk points to: 80.211.205.252.

knoworldwide.org - robtex.com