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::d^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db6pr03cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::1^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as9pr07cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::2^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am0pr83cu00402.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::f^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00307.inbound.protection.outlook.com`
		A	52.101.68.12^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db9pr02cu00204.inbound.protection.outlook.com`
		A	52.101.68.36^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db5pr02cu00104.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`
TXT	`google-site-verification=cgJw12OT2fVRwXhybrzVyvANOrkOVBztCTRAtX3hm10`
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	`proxy-ssl.webflow.com`
TXT	`MS=F7D94A339FAF9E4C25846FF8E732EFD0E0AFE25C`
TXT	`apple-domain-verification=LGbisNTiUv5xNrhT`
TXT	`hubspot-gk7V9Xr33btv`
TXT	`google-site-verification=HHpvrKXj2qYCo29rjominiU4d_fFtQcmlyNPc_oHi_0`
TXT	`ZOOM_verify_7Z1FBc-AQkG8jOoq4aS_6Q`
SOA	`a.ns14.net`service\@han.acp.de 2025-10-02 #26

`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=1786130233

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 → 2026-08-07 · 2 obs

● 2015-05-27 23:44:52
● 2026-08-07 19:54:52

●NSb.ns14.net2015-05-27 → 2026-08-07 · 2 obs

● 2015-05-27 23:44:52
● 2026-08-07 19:54:52

●NSc.ns14.net2015-05-27 → 2026-08-07 · 2 obs

● 2015-05-27 23:44:52
● 2026-08-07 19:54:52

●NSd.ns14.net2015-05-27 → 2026-08-07 · 2 obs

● 2015-05-27 23:44:52
● 2026-08-07 19:54:52

○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
○ 2026-08-07 19:54:52

○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
○ 2026-08-07 19:54:52

●MXopenknowledge-de.mail.eo.outlook.com2026-03-23 → 2026-08-07 · 3 obs

○ 2021-01-16 22:47:10
● 2026-03-23 18:54:18
● 2026-08-07 19:54:52

○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
○ 2026-08-07 19:54:52

●A198.202.211.12026-03-23 → 2026-08-07 · 3 obs

○ 2021-01-16 22:47:10
● 2026-03-23 18:54:18
● 2026-08-07 19:54:52

○A62.116.130.82026-03-23 → 2026-08-07 · 2 obs

○ 2026-03-23 18:54:18
○ 2026-08-07 19:54:52

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:217.160.80.160

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for openknowledge.de (unsigned zone)

⏱️ Timing

Total: 678ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`198.202.211.1`
NS	4	`b.ns14.net, d.ns14.net...`
MX	1	`openknowledge-de.mail.eo.outlook.com (pr`
TXT	8	`ZOOM_verify_7Z1FBc-AQkG8jOoq4aS_6Q, v=spf1 a ip4:178.77.121.128/26 ip4:46.4....`
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, sallylili.com and two others — share IP numbers with openknowledge.de.

Name Servers

openknowledge.de has four authoritative 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, frequenz.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: 52.101.68.12, 52.101.68.36, 52.101.73.22 and 5 other.