selfstudy.ai - dns.ninja

`selfstudy.ai`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:9841^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:187^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.1.135^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.152.65^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`duke.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`duke.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`duke.ns.cloudflare.com`
		A	108.162.193.110^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	172.64.33.110^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	173.245.59.110^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
NS	`pam.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`pam.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`pam.ns.cloudflare.com`
		A	108.162.192.138^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	172.64.32.138^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
		A	173.245.58.138^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`pam.ns.cloudflare.com`
TXT	`google-site-verification=2JD_GfbEeqISA0ec8TzKQPvT5lW8dWRXxW3pbfT0-0A`
TXT	`google-site-verification=DYjTa3Y9rs6kuKgxVX4bcR7vTGIoblGGrBQZm9W1IQY`
TXT	`google-site-verification=X99opGlmLP1_1jsteruR_j4EWYkqcJYblroULl_p1lA`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.1.135, 172.67.152.65
		IPv6 hints	2606:4700:3030::ac43:9841, 2606:4700:3035::6815:187
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=94, name=cloudflare-ech.com
SOA	`duke.ns.cloudflare.com`dns@cloudflare.com serial=2409849011

`ai`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.ai` ⭐
	NS	`v0n1.nic.ai`
	NS	`v0n2.nic.ai`
	NS	`v0n3.nic.ai`
	NS	`v2n0.nic.ai`
	NS	`v2n1.nic.ai`
	SOA	`v0n0.nic.ai`hostmaster@donuts.email serial=1786451296

Same first word

selfstudy.de

selfstudy.ai

selfstudy.com

selfstudy.in

selfstudy.pro

selfstudy.guide

selfstudy.plus

selfstudy.co

selfstudy.site

selfstudy.be

Similar names

slefstudy.blogspot.com

studyself.com

DNS History

8 records (6 active, 2 former)

●NSduke.ns.cloudflare.com2026-02-23 → 2026-08-11 · 2 obs

● 2026-02-23 08:03:40
● 2026-08-11 12:40:34

●NSpam.ns.cloudflare.com2026-02-23 → 2026-08-11 · 2 obs

● 2026-02-23 08:03:40
● 2026-08-11 12:40:34

●A104.21.1.1352026-02-23 → 2026-08-11 · 2 obs

● 2026-02-23 08:03:40
● 2026-08-11 12:40:34

●A172.67.152.652026-02-23 → 2026-08-11 · 2 obs

● 2026-02-23 08:03:40
● 2026-08-11 12:40:34

●A2606:4700:3030::ac43:98412026-08-03 → 2026-08-11 · 3 obs

○ 2026-05-29 07:41:58
● 2026-08-03 07:04:54
● 2026-08-11 12:40:34

○A2606:4700:3033::ac43:98412026-02-23 → 2026-05-29 · 4 obs

● 2026-02-23 08:03:40
● 2026-05-29 07:41:58
○ 2026-08-03 07:04:54
○ 2026-08-11 12:40:34

●A2606:4700:3035::6815:1872026-08-03 → 2026-08-11 · 3 obs

○ 2026-05-29 07:41:58
● 2026-08-03 07:04:54
● 2026-08-11 12:40:34

○A2606:4700:3036::6815:1872026-02-23 → 2026-05-29 · 4 obs

● 2026-02-23 08:03:40
● 2026-05-29 07:41:58
○ 2026-08-03 07:04:54
○ 2026-08-11 12:40:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ai	v0n0.nic.ai, v0n1.nic.ai, v0n2.nic.ai, v0n3.nic.ai...	-
selfstudy.ai	duke.ns.cloudflare.com, pam.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.32.138

NS records: duke.ns.cloudflare.com, pam.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for selfstudy.ai (unsigned zone)

⏱️ Timing

Total: 577ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.1.135, 172.67.152.65`
AAAA	2	`2606:4700:3030::ac43:9841, 2606:4700:3035::6815:187`
NS	2	`duke.ns.cloudflare.com, pam.ns.cloudflare.com`
TXT	3	`google-site-verification=2JD_GfbEeqISA0e, google-site-verification=DYjTa3Y9rs6kuKg...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`duke.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

selfstudy.ai directs to four IP numbers, which are 104.21.1.135, 172.67.152.65, 2606:4700:3030::ac43:9841 and 2606:4700:3035::6815:187.

48hfp.in, jurakavefozo.hu, shyshy.net plus two other host names have IP numbers in common with selfstudy.ai.

Name Servers

selfstudy.ai has two authoritative name servers — duke.ns.cloudflare.com and pam.ns.cloudflare.com.

The name server configuration of selfstudy.ai is shared with other domains, for instance artnet.de, cityfalcon.ai, hdserial.ir and two others.

There is at least partial name server overlap between selfstudy.ai and other domains — madou.love, mastercraft-france.net, davions.com and two more among them.

These name servers are routinely deployed together with the name servers vasilii.ns.cloudflare.com.

Hosts with 6 IP addresses each:

duke.ns.cloudflare.com points to 108.162.193.110, 172.64.33.110, 173.245.59.110 and 3 other IP addresses.

pam.ns.cloudflare.com points to 108.162.192.138, 172.64.32.138, 173.245.58.138 and 3 other IP addresses.