datasciencepractice.study - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`datasciencepractice.study`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:40e8^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:8995^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.64.232^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.137.149^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`joel.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`joel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`joel.ns.cloudflare.com`
		A	108.162.193.184^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	172.64.33.184^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
		A	173.245.59.184^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`joel.ns.cloudflare.com`
NS	`lucy.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a85^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lucy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c085^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lucy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2085^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lucy.ns.cloudflare.com`
		A	108.162.192.133^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lucy.ns.cloudflare.com`
		A	172.64.32.133^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lucy.ns.cloudflare.com`
		A	173.245.58.133^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lucy.ns.cloudflare.com`
MX	`route2.mx.cloudflare.net` ⭐
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁵¹⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁹¹⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.64.232, 172.67.137.149
		IPv6 hints	2606:4700:3032::6815:40e8, 2606:4700:3035::ac43:8995
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=17, name=cloudflare-ech.com
SOA	`joel.ns.cloudflare.com`dns@cloudflare.com serial=2414021307

`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=1792285796

Same first word

datasciencepractice.study

Previous names

Next names

DNS History

15 records (9 active, 6 former)

○NSdns1.p02.nsone.net2020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 14:08:22
○ 2026-09-08 11:35:52
○ 2026-10-18 02:04:14

○NSdns2.p02.nsone.net2020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 14:08:22
○ 2026-09-08 11:35:52
○ 2026-10-18 02:04:14

○NSdns3.p02.nsone.net2020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 14:08:22
○ 2026-09-08 11:35:52
○ 2026-10-18 02:04:14

○NSdns4.p02.nsone.net2020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 14:08:22
○ 2026-09-08 11:35:52
○ 2026-10-18 02:04:14

●NSjoel.ns.cloudflare.com2026-09-08 → 2026-10-18 · 3 obs

○ 2020-01-09 14:08:22
● 2026-09-08 11:35:52
● 2026-10-18 02:04:14

●NSlucy.ns.cloudflare.com2026-09-08 → 2026-10-18 · 3 obs

○ 2020-01-09 14:08:22
● 2026-09-08 11:35:52
● 2026-10-18 02:04:14

●MXroute1.mx.cloudflare.net2026-09-08 → 2026-10-18 · 2 obs

● 2026-09-08 11:35:52
● 2026-10-18 02:04:14

●MXroute2.mx.cloudflare.net2026-09-08 → 2026-10-18 · 2 obs

● 2026-09-08 11:35:52
● 2026-10-18 02:04:14

●MXroute3.mx.cloudflare.net2026-09-08 → 2026-10-18 · 2 obs

● 2026-09-08 11:35:52
● 2026-10-18 02:04:14

●A104.21.64.2322026-09-08 → 2026-10-18 · 3 obs

○ 2020-01-09 14:08:22
● 2026-09-08 11:35:52
● 2026-10-18 02:04:14

○A142.93.108.1232020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 14:08:22
○ 2026-09-08 11:35:52
○ 2026-10-18 02:04:14

●A172.67.137.1492026-09-08 → 2026-10-18 · 3 obs

○ 2020-01-09 14:08:22
● 2026-09-08 11:35:52
● 2026-10-18 02:04:14

●A2606:4700:3032::6815:40e82026-09-08 → 2026-10-18 · 3 obs

○ 2020-01-09 14:08:22
● 2026-09-08 11:35:52
● 2026-10-18 02:04:14

●A2606:4700:3035::ac43:89952026-09-08 → 2026-10-18 · 3 obs

○ 2020-01-09 14:08:22
● 2026-09-08 11:35:52
● 2026-10-18 02:04:14

○A2a03:b0c0:3:e0::32e:b0012020-01-09 → 2020-01-09 · 3 obs

● 2020-01-09 14:08:22
○ 2026-09-08 11:35:52
○ 2026-10-18 02:04:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
study	b.nic.study, c.nic.study, z.nic.study, y.nic.study...	12 records
datasciencepractice.study	joel.ns.cloudflare.com, lucy.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.184

NS records: joel.ns.cloudflare.com, lucy.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for datasciencepractice.study (unsigned zone)

⏱️ Timing

Total: 782ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.137.149, 104.21.64.232`
AAAA	2	`2606:4700:3035::ac43:8995, 2606:4700:3032::6815:40e8`
NS	2	`joel.ns.cloudflare.com, lucy.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 36), route3.mx.cloudflare.net (pri: 51)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`joel.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

datasciencepractice.study directs to four IP numbers, which are 104.21.64.232, 172.67.137.149, 2606:4700:3032::6815:40e8 and 2606:4700:3035::ac43:8995.

Among the host names that share IP numbers with datasciencepractice.study are quwen88.com, pakde123link.it.com, stadtkartenexpert.com and two others.

Name Servers

datasciencepractice.study uses two name servers for its delegation: joel.ns.cloudflare.com and lucy.ns.cloudflare.com.

datasciencepractice.study has the same name server delegation as a number of other domains, such as new-member-raffitogelnet.pages.dev, wickedforgoods.com, tebak-maxwin-meriah5dorg.pages.dev and two more.

The name servers of datasciencepractice.study overlap at least partially with those of other domains — among them w15651879892.workers.dev, vikorsteel.com.vn, educacaomind.online and two more.

These name servers commonly appear in combination with the name servers jen.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname joel.ns.cloudflare.com directs to 108.162.193.184, 172.64.33.184 and 173.245.59.184 along with 3 other IP addresses.

Hostname lucy.ns.cloudflare.com directs to 108.162.192.133, 172.64.32.133 and 173.245.58.133 along with 3 other IP addresses.

Mail Servers

Mail for datasciencepractice.study is routed through three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

datasciencepractice.study shares at least some of its mail servers with other domains — for example pendle.my.id, cnpj.observer, howmani.com and two more.

Host names resolving to 6 IP numbers:

Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.

Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.

Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.