openknowledge.de - dns.ninja

`openknowledge.de`

DNSSEC	⚠️ Not signed
A	198.202.211.1^{🇺🇸 CLOUDFLARESPECTRUM198.202.211.0/24 Webflow}
NS	`a.ns14.net` ⭐
		A	2001:8d8:fe:53:217:160:80:160^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.de`
		A	217.160.80.160^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.de`
NS	`b.ns14.net`
		A	2001:8d8:fe:53:217:160:81:160^{🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.biz`
		A	217.160.81.160^{🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific}
			PTR	`ns-ix1.ui-dns.biz`
NS	`c.ns14.net`
		A	2607:f1c0:fe:53:185:132:35:160^{🇺🇸 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	`ns-ix1.ui-dns.org`
		A	185.132.35.160^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-ix1.ui-dns.org`
NS	`d.ns14.net`
		A	2607:f1c0:fe:53:185:132:34:160^{🇺🇸 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	`ns-ix1.ui-dns.com`
		A	185.132.34.160^{🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)}
			PTR	`ns-ix1.ui-dns.com`
MX	`openknowledge-de.mail.eo.outlook.com` ⭐
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::5^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db3pr0202cu00205.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::4^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::d^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr05cu01305.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.68.36^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db5pr02cu00104.inbound.protection.outlook.com`
		A	52.101.73.2^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as9pr07cu00302.inbound.protection.outlook.com`
		A	52.101.73.153^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr05cu00401.inbound.protection.outlook.com`
TXT	`google-site-verification=HHpvrKXj2qYCo29rjominiU4d_fFtQcmlyNPc_oHi_0`
TXT	`proxy-ssl.webflow.com`
TXT	`ZOOM_verify_7Z1FBc-AQkG8jOoq4aS_6Q`
TXT	`google-site-verification=cgJw12OT2fVRwXhybrzVyvANOrkOVBztCTRAtX3hm10`
TXT	`MS=F7D94A339FAF9E4C25846FF8E732EFD0E0AFE25C`
TXT	`v=spf1 a ip4:178.77.121.128/26 ip4:46.4.238.128/29 ip4:158.69.163.48/29 ip4:1...`
TXT	`apple-domain-verification=LGbisNTiUv5xNrhT`
TXT	`hubspot-gk7V9Xr33btv`
SOA	`a.ns14.net`service\@han.acp.de 2025-10-02 #25

`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=1781377491

Subdomains

host-80-228-24-46.openknowledge.de

host-80-228-24-47.openknowledge.de

host-80-228-24-44.openknowledge.de

host-80-228-24-39.openknowledge.de

host-80-228-24-34.openknowledge.de

host-80-228-24-54.openknowledge.de

Same first word

openknowledge.org

openknowledge.wixsite.com

openknowledge.be

openknowledge.ie

openknowledge.de

openknowledge.hk

openknowledge.eu

Similar names

knowledgeopen.info

knowledgeopen.com

DNS History

10 records (6 active, 4 former)

●NSa.ns14.net2015-05-27 → 2026-06-13 · 2 obs

● 2015-05-27 23:44:52
● 2026-06-13 19:25:08

●NSb.ns14.net2015-05-27 → 2026-06-13 · 2 obs

● 2015-05-27 23:44:52
● 2026-06-13 19:25:08

●NSc.ns14.net2015-05-27 → 2026-06-13 · 2 obs

● 2015-05-27 23:44:52
● 2026-06-13 19:25:08

●NSd.ns14.net2015-05-27 → 2026-06-13 · 2 obs

● 2015-05-27 23:44:52
● 2026-06-13 19:25:08

○MXmx1.mittelstandscloud.de2015-05-27 → 2017-01-01 · 4 obs

● 2015-05-27 23:44:52
● 2017-01-01 18:25:06
○ 2021-01-16 22:47:10
○ 2026-06-13 19:25:08

○MXmx2.mittelstandscloud.de2021-01-16 → 2021-01-16 · 4 obs

○ 2017-01-01 18:25:06
● 2021-01-16 22:47:10
○ 2026-03-23 18:54:18
○ 2026-06-13 19:25:08

●MXopenknowledge-de.mail.eo.outlook.com2026-03-23 → 2026-06-13 · 3 obs

○ 2021-01-16 22:47:10
● 2026-03-23 18:54:18
● 2026-06-13 19:25:08

○A178.251.112.332015-05-27 → 2021-01-16 · 4 obs

● 2015-05-27 23:44:52
● 2021-01-16 22:47:10
○ 2026-03-23 18:54:18
○ 2026-06-13 19:25:08

●A198.202.211.12026-03-23 → 2026-06-13 · 3 obs

○ 2021-01-16 22:47:10
● 2026-03-23 18:54:18
● 2026-06-13 19:25:08

○A62.116.130.82026-03-23 → 2026-06-13 · 2 obs

○ 2026-03-23 18:54:18
○ 2026-06-13 19:25:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
de	a.nic.de, f.nic.de, z.nic.de	-
openknowledge.de	c.ns14.net, d.ns14.net, a.ns14.net, b.ns14.net	-

✅ Authoritative Response

Server:185.132.35.160

NS records: c.ns14.net, d.ns14.net, a.ns14.net, b.ns14.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openknowledge.de (unsigned zone)

⏱️ Timing

Total: 747ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`198.202.211.1`
NS	4	`d.ns14.net, c.ns14.net...`
MX	1	`openknowledge-de.mail.eo.outlook.com (pr`
TXT	8	`ZOOM_verify_7Z1FBc-AQkG8jOoq4aS_6Q, google-site-verification=cgJw12OT2fVRwXh...`
SOA	1	`a.ns14.net service\.han.acp.de`

Analysis

Hierarchy

openknowledge.de is the parent domain of host-80-228-24-46.openknowledge.de, host-80-228-24-47.openknowledge.de, host-80-228-24-44.openknowledge.de, host-80-228-24-39.openknowledge.de, host-80-228-24-34.openknowledge.de and a few other host names.

IP Addresses

openknowledge.de points to a single IP number: 198.202.211.1.

Additional host names — sanangelinn.com, squadly.io, 2000charge.com and two others — share IP numbers with openknowledge.de.

Name Servers

openknowledge.de is delegated to four name servers, a.ns14.net, b.ns14.net, c.ns14.net and d.ns14.net.

openknowledge.de shares at least some of its name servers with other domains, including jet-it.net, naschu.com, blog-designer.de and two others.

The host names a.ns14.net, b.ns14.net, c.ns14.net and d.ns14.net each resolve to two IP addresses: a.ns14.net resolves to 217.160.80.160 and 2001:8d8:fe:53:217:160:80:160; b.ns14.net resolves to 217.160.81.160 and 2001:8d8:fe:53:217:160:81:160; c.ns14.net resolves to 185.132.35.160 and 2607:f1c0:fe:53:185:132:35:160; d.ns14.net resolves to 185.132.34.160 and 2607:f1c0:fe:53:185:132:34:160.

Mail Servers

openknowledge.de has one mail server: openknowledge-de.mail.eo.outlook.com.

openknowledge-de.mail.eo.outlook.com points to 8 IP numbers: 52.101.68.25, 52.101.68.36, 52.101.73.2 and 5 other.