coreknowledge.org - dns.ninja

`coreknowledge.org`

DNSSEC	⚠️ Not signed
A	199.16.172.118^{🇺🇸 Automattic199.16.172.0/24 PRESSABLE}
A	199.16.173.204^{🇺🇸 Automattic199.16.173.0/24 PRESSABLE}
NS	`pablo.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bdc^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pablo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1dc^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`pablo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21dc^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`pablo.ns.cloudflare.com`
		A	108.162.193.220^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pablo.ns.cloudflare.com`
		A	172.64.33.220^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pablo.ns.cloudflare.com`
		A	173.245.59.220^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pablo.ns.cloudflare.com`
NS	`tani.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tani.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tani.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tani.ns.cloudflare.com`
		A	108.162.192.224^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tani.ns.cloudflare.com`
		A	172.64.32.224^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tani.ns.cloudflare.com`
		A	173.245.58.224^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tani.ns.cloudflare.com`
MX	`coreknowledge-org.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c92c::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm2pr04cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr02cu00601.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr04cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:f90b::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr04cu00100.inbound.protection.outlook.com`
		A	52.101.9.17^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.10.16^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr21cu00500.inbound.protection.outlook.com`
		A	52.101.11.13^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00205.inbound.protection.outlook.com`
		A	52.101.41.183^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-byapr04cu00307.inbound.protection.outlook.com`
TXT	`MS=4C360946EA3BD270114A72D2D5EB89D061816645`
TXT	`MS=ms33014913`
TXT	`ca3-443a0fcffce7459ebc37484eb47077b7`
TXT	`google-site-verification=i51AEK4IIddA0kbS5P7q51NQI9w6frPO6citsWhucTk`
TXT	`v=spf1 mx include:spf.protection.outlook.com ip4:50.78.234.50 ~all`
SOA	`pablo.ns.cloudflare.com`dns@cloudflare.com serial=2410219501

`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=1785301693

rank #109613 globally
rank #10097 in the tld
WOT: SAFE (60/100)
📈 Tranco rank: #129,753

Subdomains

mail.coreknowledge.org

www.coreknowledge.org

Same first word

coreknowledge.com

coreknowledge.africa

coreknowledge.org

coreknowledge.it

Similar names

glenwoodcreek.com

knowledgecore.com.au

knowledgecore.info

knowledgecore.life

knowledgecore.com

DNS History

12 records (5 active, 7 former)

○NSns.rackspace.com2015-08-10 → 2016-11-19 · 4 obs

● 2015-08-10 06:29:36
● 2016-11-19 07:13:40
○ 2017-06-20 13:44:12
○ 2026-07-29 05:47:14

○NSns2.rackspace.com2015-08-10 → 2016-11-19 · 4 obs

● 2015-08-10 06:29:36
● 2016-11-19 07:13:40
○ 2017-06-20 13:44:12
○ 2026-07-29 05:47:14

○NSns25.worldnic.com2017-06-20 → 2017-06-20 · 4 obs

○ 2016-11-19 07:13:40
● 2017-06-20 13:44:12
○ 2026-02-23 21:24:48
○ 2026-07-29 05:47:14

○NSns26.worldnic.com2017-06-20 → 2017-06-20 · 4 obs

○ 2016-11-19 07:13:40
● 2017-06-20 13:44:12
○ 2026-02-23 21:24:48
○ 2026-07-29 05:47:14

●NSpablo.ns.cloudflare.com2026-02-23 → 2026-07-29 · 3 obs

○ 2017-06-20 13:44:12
● 2026-02-23 21:24:48
● 2026-07-29 05:47:14

●NStani.ns.cloudflare.com2026-02-23 → 2026-07-29 · 3 obs

○ 2017-06-20 13:44:12
● 2026-02-23 21:24:48
● 2026-07-29 05:47:14

●MXcoreknowledge-org.mail.protection.outlook.com2026-02-23 → 2026-07-29 · 3 obs

○ 2017-06-20 13:44:12
● 2026-02-23 21:24:48
● 2026-07-29 05:47:14

○MXmail.coreknowledge.org2015-08-10 → 2017-06-20 · 4 obs

● 2015-08-10 06:29:36
● 2017-06-20 13:44:12
○ 2026-02-23 21:24:48
○ 2026-07-29 05:47:14

○A146.148.105.1532017-06-20 → 2017-06-20 · 4 obs

○ 2016-11-19 07:13:40
● 2017-06-20 13:44:12
○ 2026-02-23 21:24:48
○ 2026-07-29 05:47:14

●A199.16.172.1182026-02-23 → 2026-07-29 · 3 obs

○ 2017-06-20 13:44:12
● 2026-02-23 21:24:48
● 2026-07-29 05:47:14

●A199.16.173.2042026-02-23 → 2026-07-29 · 3 obs

○ 2017-06-20 13:44:12
● 2026-02-23 21:24:48
● 2026-07-29 05:47:14

○A74.205.50.322015-08-10 → 2016-11-19 · 4 obs

● 2015-08-10 06:29:36
● 2016-11-19 07:13:40
○ 2017-06-20 13:44:12
○ 2026-07-29 05:47:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org	-
coreknowledge.org	tani.ns.cloudflare.com, pablo.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.224

NS records: tani.ns.cloudflare.com, pablo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coreknowledge.org (unsigned zone)

⏱️ Timing

Total: 563ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`199.16.172.118, 199.16.173.204`
NS	2	`pablo.ns.cloudflare.com, tani.ns.cloudflare.com`
MX	1	`coreknowledge-org.mail.protection.outloo`
TXT	5	`MS=4C360946EA3BD270114A72D2D5EB89D061816, MS=ms33014913...`
SOA	1	`pablo.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

coreknowledge.org is the parent domain of mail.coreknowledge.org and www.coreknowledge.org.

IP Addresses

coreknowledge.org resolves to the IP addresses 199.16.172.118 and 199.16.173.204

Additional host names — youngmarines.org, cleansweepfireplace.com, nationalcherryblossomfestival.org and two others — share IP numbers with coreknowledge.org.

Name Servers

coreknowledge.org uses two name servers for its delegation: pablo.ns.cloudflare.com and tani.ns.cloudflare.com.

coreknowledge.org shares its name server setup with other domains, including e-visaindiaonline.com, borninthebarn.co.uk, joedavies.co.uk and two others.

coreknowledge.org has at least partial name server overlap with other domains, such as online-gambling-insider.com, oemedia.de, directsignaletique.com and two others.

These name servers are frequently paired with the name servers gina.ns.cloudflare.com, donna.ns.cloudflare.com, grace.ns.cloudflare.com and two others.

Host names with 6 IP numbers:

Hostname pablo.ns.cloudflare.com directs to 108.162.193.220, 172.64.33.220 and 173.245.59.220 along with 3 other IP addresses.

Hostname tani.ns.cloudflare.com directs to 108.162.192.224, 172.64.32.224 and 173.245.58.224 along with 3 other IP addresses.

Mail Servers

coreknowledge.org has one mail server: coreknowledge-org.mail.protection.outlook.com.

coreknowledge-org.mail.protection.outlook.com points to 8 IP numbers: 52.101.9.17, 52.101.10.16, 52.101.11.13 and 5 other.