🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`studylearningnotes.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:c5de^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:2a03^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.42.3^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.197.222^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`koa.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cf2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`koa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3f2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`koa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23f2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`koa.ns.cloudflare.com`
		A	108.162.195.242^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`koa.ns.cloudflare.com`
		A	162.159.44.242^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`koa.ns.cloudflare.com`
		A	172.64.35.242^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`koa.ns.cloudflare.com`
NS	`luciane.ns.cloudflare.com`
		A	2606:4700:50::a29f:2678^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luciane.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c278^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`luciane.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2278^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`luciane.ns.cloudflare.com`
		A	108.162.194.120^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luciane.ns.cloudflare.com`
		A	162.159.38.120^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luciane.ns.cloudflare.com`
		A	172.64.34.120^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`luciane.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.42.3, 172.67.197.222
		IPv6 hints	2606:4700:3034::ac43:c5de, 2606:4700:3035::6815:2a03
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=192, name=cloudflare-ech.com
SOA	`koa.ns.cloudflare.com`dns@cloudflare.com serial=2416249461

`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=1791490984

Same first word

studylearningnotes.com

Previous names

Next names

DNS History

10 records (6 active, 4 former)

●NSkoa.ns.cloudflare.com2026-09-06 → 2026-10-08 · 2 obs

● 2026-09-06 20:37:42
● 2026-10-08 20:26:48

●NSluciane.ns.cloudflare.com2026-09-06 → 2026-10-08 · 2 obs

● 2026-09-06 20:37:42
● 2026-10-08 20:26:48

●A104.21.42.32026-09-13 → 2026-10-08 · 5 obs

○ 2026-09-06 20:37:42
● 2026-09-13 19:25:54
○ 2026-09-19 03:44:26
● 2026-09-21 21:29:26
● 2026-10-08 20:26:48

●A172.67.197.2222026-09-13 → 2026-10-08 · 5 obs

○ 2026-09-06 20:37:42
● 2026-09-13 19:25:54
○ 2026-09-19 03:44:26
● 2026-09-21 21:29:26
● 2026-10-08 20:26:48

○A188.114.96.02026-09-06 → 2026-09-19 · 5 obs

● 2026-09-06 20:37:42
○ 2026-09-13 19:25:54
● 2026-09-19 03:44:26
○ 2026-09-21 21:29:26
○ 2026-10-08 20:26:48

○A188.114.97.02026-09-06 → 2026-09-19 · 5 obs

● 2026-09-06 20:37:42
○ 2026-09-13 19:25:54
● 2026-09-19 03:44:26
○ 2026-09-21 21:29:26
○ 2026-10-08 20:26:48

●A2606:4700:3034::ac43:c5de2026-09-13 → 2026-10-08 · 5 obs

○ 2026-09-06 20:37:42
● 2026-09-13 19:25:54
○ 2026-09-19 03:44:26
● 2026-09-21 21:29:26
● 2026-10-08 20:26:48

●A2606:4700:3035::6815:2a032026-09-13 → 2026-10-08 · 5 obs

○ 2026-09-06 20:37:42
● 2026-09-13 19:25:54
○ 2026-09-19 03:44:26
● 2026-09-21 21:29:26
● 2026-10-08 20:26:48

○A2a06:98c1:3120::2026-09-06 → 2026-09-19 · 5 obs

● 2026-09-06 20:37:42
○ 2026-09-13 19:25:54
● 2026-09-19 03:44:26
○ 2026-09-21 21:29:26
○ 2026-10-08 20:26:48

○A2a06:98c1:3121::2026-09-06 → 2026-09-19 · 5 obs

● 2026-09-06 20:37:42
○ 2026-09-13 19:25:54
● 2026-09-19 03:44:26
○ 2026-09-21 21:29:26
○ 2026-10-08 20:26:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, g.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net...	-
studylearningnotes.com	luciane.ns.cloudflare.com, koa.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.242

NS records: luciane.ns.cloudflare.com, koa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studylearningnotes.com (unsigned zone)

⏱️ Timing

Total: 225ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.42.3, 172.67.197.222`
AAAA	2	`2606:4700:3035::6815:2a03, 2606:4700:3034::ac43:c5de`
NS	2	`koa.ns.cloudflare.com, luciane.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`koa.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

studylearningnotes.com has four IP addresses: 104.21.42.3, 172.67.197.222, 2606:4700:3034::ac43:c5de and 2606:4700:3035::6815:2a03.

honjikoji.jp, mvimgmt.com, chike-1x.site plus two other host names have IP numbers in common with studylearningnotes.com.

Name Servers

studylearningnotes.com is delegated to two name servers: koa.ns.cloudflare.com and luciane.ns.cloudflare.com.

The name server configuration of studylearningnotes.com is shared with other domains, for instance dreamstall.com, gimvhdewh8864.workers.dev, bornovaklimatamiri.com and two others.

studylearningnotes.com has at least partial name server overlap with other domains, such as joeywiseman.com, x6su3g.click, 21enmore.com and two others.

It is common to find these name servers paired with the name servers matteo.ns.cloudflare.com.

Hosts with 6 IP addresses each:

koa.ns.cloudflare.com resolves to 108.162.195.242, 162.159.44.242, 172.64.35.242 and 3 other IP addresses.

luciane.ns.cloudflare.com resolves to 108.162.194.120, 162.159.38.120, 172.64.34.120 and 3 other IP addresses.

studylearningnotes.com - robtex.com