techlearn.study - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`techlearn.study`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:2234^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:c68d^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.34.52^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.198.141^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`graham.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bab^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`graham.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1ab^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`graham.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21ab^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`graham.ns.cloudflare.com`
		A	108.162.193.171^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`graham.ns.cloudflare.com`
		A	172.64.33.171^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`graham.ns.cloudflare.com`
		A	173.245.59.171^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`graham.ns.cloudflare.com`
NS	`jewel.ns.cloudflare.com`
		A	2606:4700:50::a29f:26ab^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jewel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2ab^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jewel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22ab^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jewel.ns.cloudflare.com`
		A	108.162.194.171^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.38.171^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.34.171^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.34.52, 172.67.198.141
		IPv6 hints	2606:4700:3032::6815:2234, 2606:4700:3034::ac43:c68d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=31, name=cloudflare-ech.com
SOA	`graham.ns.cloudflare.com`dns@cloudflare.com serial=2413230430

`study`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.study` ⭐
	NS	`b.nic.study`
	NS	`c.nic.study`
	NS	`x.nic.study`
	NS	`y.nic.study`
	NS	`z.nic.study`
	SOA	`a.nic.study`admin@tldns.godaddy serial=1791134774

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Previous names

Next names

DNS History

14 records (6 active, 8 former)

●NSgraham.ns.cloudflare.com2026-09-11 → 2026-10-04 · 2 obs

● 2026-09-11 16:21:00
● 2026-10-04 18:04:34

●NSjewel.ns.cloudflare.com2026-09-11 → 2026-10-04 · 2 obs

● 2026-09-11 16:21:00
● 2026-10-04 18:04:34

●A104.21.34.522026-09-11 → 2026-10-04 · 9 obs

○ 2026-09-11 16:21:00
● 2026-09-11 17:58:28
○ 2026-09-12 18:22:22
● 2026-09-12 18:56:36
○ 2026-09-19 14:37:30
● 2026-09-19 20:42:52
○ 2026-09-22 18:20:36
● 2026-09-25 05:23:56
● 2026-10-04 18:04:34

●A172.67.198.1412026-09-11 → 2026-10-04 · 9 obs

○A188.114.96.02026-09-12 → 2026-09-22 · 8 obs

○ 2026-09-11 17:58:28
● 2026-09-12 18:22:22
○ 2026-09-12 18:56:36
● 2026-09-19 14:37:30
○ 2026-09-19 20:42:52
● 2026-09-22 18:20:36
○ 2026-09-25 05:23:56
○ 2026-10-04 18:04:34

○A188.114.96.42026-09-11 → 2026-09-11 · 3 obs

● 2026-09-11 16:21:00
○ 2026-09-11 17:58:28
○ 2026-10-04 18:04:34

○A188.114.97.02026-09-12 → 2026-09-22 · 8 obs

○ 2026-09-11 17:58:28
● 2026-09-12 18:22:22
○ 2026-09-12 18:56:36
● 2026-09-19 14:37:30
○ 2026-09-19 20:42:52
● 2026-09-22 18:20:36
○ 2026-09-25 05:23:56
○ 2026-10-04 18:04:34

○A188.114.97.42026-09-11 → 2026-09-11 · 3 obs

● 2026-09-11 16:21:00
○ 2026-09-11 17:58:28
○ 2026-10-04 18:04:34

●A2606:4700:3032::6815:22342026-09-11 → 2026-10-04 · 9 obs

●A2606:4700:3034::ac43:c68d2026-09-11 → 2026-10-04 · 9 obs

○A2a06:98c1:3120::2026-09-12 → 2026-09-22 · 8 obs

○ 2026-09-11 17:58:28
● 2026-09-12 18:22:22
○ 2026-09-12 18:56:36
● 2026-09-19 14:37:30
○ 2026-09-19 20:42:52
● 2026-09-22 18:20:36
○ 2026-09-25 05:23:56
○ 2026-10-04 18:04:34

○A2a06:98c1:3120::42026-09-11 → 2026-09-11 · 3 obs

● 2026-09-11 16:21:00
○ 2026-09-11 17:58:28
○ 2026-10-04 18:04:34

○A2a06:98c1:3121::2026-09-12 → 2026-09-22 · 8 obs

○ 2026-09-11 17:58:28
● 2026-09-12 18:22:22
○ 2026-09-12 18:56:36
● 2026-09-19 14:37:30
○ 2026-09-19 20:42:52
● 2026-09-22 18:20:36
○ 2026-09-25 05:23:56
○ 2026-10-04 18:04:34

○A2a06:98c1:3121::42026-09-11 → 2026-09-11 · 3 obs

● 2026-09-11 16:21:00
○ 2026-09-11 17:58:28
○ 2026-10-04 18:04:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
study	a.nic.study, b.nic.study, c.nic.study, x.nic.study...	12 records
techlearn.study	jewel.ns.cloudflare.com, graham.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.171

NS records: jewel.ns.cloudflare.com, graham.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for techlearn.study (unsigned zone)

⏱️ Timing

Total: 1013ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.198.141, 104.21.34.52`
AAAA	2	`2606:4700:3034::ac43:c68d, 2606:4700:3032::6815:2234`
NS	2	`graham.ns.cloudflare.com, jewel.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`graham.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.study, b.nic.study, c.nic.study...)

Analysis

IP Addresses

techlearn.study points to the four IP addresses 104.21.34.52, 172.67.198.141, 2606:4700:3032::6815:2234 and 2606:4700:3034::ac43:c68d.

groundpenetratingradarnebraska.com, leanfitn.onl, accuse.eizyfasn.xyz plus two other host names have IP numbers in common with techlearn.study.

Name Servers

DNS delegation for techlearn.study points to two name servers: graham.ns.cloudflare.com and jewel.ns.cloudflare.com.

The name server configuration of techlearn.study is shared with other domains, for instance skillbase.courses, neobio.digital, hotelasia.asia and two others.

The name servers of techlearn.study overlap at least partially with those of other domains — among them cloudjdcapitalsolutions.info, xn--10-df2el2g.com, merchant-backoffice.pages.dev and two more.

The name servers june.ns.cloudflare.com, colin.ns.cloudflare.com and paris.ns.cloudflare.com are commonly seen alongside these name servers.

Hosts with 6 IP addresses each:

graham.ns.cloudflare.com has IP addresses 108.162.193.171, 172.64.33.171 and 173.245.59.171, plus 3 other.

jewel.ns.cloudflare.com has IP addresses 108.162.194.171, 162.159.38.171 and 172.64.34.171, plus 3 other.