core-learning.com - dns.ninja

`core-learning.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:d794^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:10c4^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.16.196^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.215.148^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`nash.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bd1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nash.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nash.ns.cloudflare.com`
		A	108.162.193.209^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
		A	172.64.33.209^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
		A	173.245.59.209^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nash.ns.cloudflare.com`
NS	`roxy.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`roxy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`roxy.ns.cloudflare.com`
		A	108.162.192.142^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	172.64.32.142^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	173.245.58.142^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.16.196, 172.67.215.148
		IPv6 hints	2606:4700:3035::ac43:d794, 2606:4700:3037::6815:10c4
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=193, name=cloudflare-ech.com
SOA	`nash.ns.cloudflare.com`dns@cloudflare.com serial=2407269978

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1782759331

Same first word

core-learning.com

Similar names

rocare-lingen.net

DNS History

17 records (6 active, 11 former)

●NSnash.ns.cloudflare.com2026-04-05 → 2026-06-29 · 3 obs

○ 2017-03-20 10:45:14
● 2026-04-05 02:59:58
● 2026-06-29 19:09:16

○NSns1.meganameservers.com2015-07-11 → 2017-03-20 · 4 obs

● 2015-07-11 11:42:52
● 2017-03-20 10:45:14
○ 2026-04-05 02:59:58
○ 2026-06-29 19:09:16

○NSns2.meganameservers.com2015-07-11 → 2017-03-20 · 4 obs

● 2015-07-11 11:42:52
● 2017-03-20 10:45:14
○ 2026-04-05 02:59:58
○ 2026-06-29 19:09:16

○NSns3.meganameservers.com2015-07-11 → 2017-03-20 · 4 obs

● 2015-07-11 11:42:52
● 2017-03-20 10:45:14
○ 2026-04-05 02:59:58
○ 2026-06-29 19:09:16

●NSroxy.ns.cloudflare.com2026-04-05 → 2026-06-29 · 3 obs

○ 2017-03-20 10:45:14
● 2026-04-05 02:59:58
● 2026-06-29 19:09:16

○MXmx1.megamailservers.com2015-07-11 → 2017-03-20 · 4 obs

● 2015-07-11 11:42:52
● 2017-03-20 10:45:14
○ 2026-04-05 02:59:58
○ 2026-06-29 19:09:16

○MXmx2.megamailservers.com2015-07-11 → 2017-03-20 · 4 obs

● 2015-07-11 11:42:52
● 2017-03-20 10:45:14
○ 2026-04-05 02:59:58
○ 2026-06-29 19:09:16

○MXmx3.megamailservers.com2015-07-11 → 2017-03-20 · 4 obs

● 2015-07-11 11:42:52
● 2017-03-20 10:45:14
○ 2026-04-05 02:59:58
○ 2026-06-29 19:09:16

●A104.21.16.1962026-04-05 → 2026-06-29 · 13 obs

○ 2017-03-20 10:45:14
● 2026-04-05 02:59:58
○ 2026-04-07 11:42:34
○ 2026-04-09 00:04:48
● 2026-04-09 00:53:36
● 2026-04-09 07:55:28
○ 2026-04-10 02:05:10
○ 2026-04-20 08:01:58
● 2026-04-24 16:40:24
● 2026-05-15 03:42:10
○ 2026-05-16 20:08:14
● 2026-05-23 10:09:58
● 2026-06-29 19:09:16

●A172.67.215.1482026-04-05 → 2026-06-29 · 13 obs

○A188.114.96.02026-04-07 → 2026-05-16 · 12 obs

○ 2026-04-05 02:59:58
● 2026-04-07 11:42:34
● 2026-04-09 00:04:48
○ 2026-04-09 00:53:36
○ 2026-04-09 07:55:28
● 2026-04-10 02:05:10
● 2026-04-20 08:01:58
○ 2026-04-24 16:40:24
○ 2026-05-15 03:42:10
● 2026-05-16 20:08:14
○ 2026-05-23 10:09:58
○ 2026-06-29 19:09:16

○A188.114.97.02026-04-07 → 2026-05-16 · 12 obs

○A216.251.32.982015-07-11 → 2017-03-20 · 4 obs

● 2015-07-11 11:42:52
● 2017-03-20 10:45:14
○ 2026-04-05 02:59:58
○ 2026-06-29 19:09:16

●A2606:4700:3035::ac43:d7942026-04-05 → 2026-06-29 · 13 obs

●A2606:4700:3037::6815:10c42026-04-05 → 2026-06-29 · 13 obs

○A2a06:98c1:3120::2026-04-07 → 2026-05-16 · 12 obs

○A2a06:98c1:3121::2026-04-07 → 2026-05-16 · 12 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...	-
core-learning.com	roxy.ns.cloudflare.com, nash.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.142

NS records: roxy.ns.cloudflare.com, nash.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for core-learning.com (unsigned zone)

⏱️ Timing

Total: 226ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.16.196, 172.67.215.148`
AAAA	2	`2606:4700:3035::ac43:d794, 2606:4700:3037::6815:10c4`
NS	2	`nash.ns.cloudflare.com, roxy.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`nash.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (roxy.ns.cloudflare.com, roxy.ns.cloudflare.com, roxy.ns.cloudflare.com...)

Analysis

IP Addresses

core-learning.com resolves to four IP addresses: 104.21.16.196, 172.67.215.148, 2606:4700:3035::ac43:d794 and 2606:4700:3037::6815:10c4.

Among the host names that share IP numbers with core-learning.com are raydium-smartsolve.live, sweet-bonanza-live.xyz, lisaberroller.work and two others.

Name Servers

Two name servers handle the delegation for core-learning.com: nash.ns.cloudflare.com and roxy.ns.cloudflare.com.

core-learning.com has the same name server delegation as a number of other domains, such as 2dw.com.br, tutube.net, thetrace.org and two more.

core-learning.com partially shares its NS delegation with several other domains, including bestisight.com, worldofbaths.co.uk, merlinviajes.com and two others.

These name servers regularly co-occur with the name servers meiling.ns.cloudflare.com, donna.ns.cloudflare.com and aspen.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

nash.ns.cloudflare.com resolves to 108.162.193.209, 172.64.33.209 and 173.245.59.209 among others, with 3 other IP addresses in total.

roxy.ns.cloudflare.com resolves to 108.162.192.142, 172.64.32.142 and 173.245.58.142 among others, with 3 other IP addresses in total.