`datascience-school.com`

	CNAME	`www.datascience-school.com`
	DNSSEC	⚠️ Not signed
	A	38.14.225.29^{🇺🇸 AS40061938.14.224.0/21 arosscloud}

`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=1777014606

Subdomains

www.datascience-school.com

Same first word

datascience-school.com

DNS History

11 records (3 active, 8 former)

●NSns1.julydns.com2026-04-14 → 2026-04-24 · 3 obs

○ 2017-10-05 21:09:44
● 2026-04-14 01:05:02
● 2026-04-24 07:28:26

●NSns2.julydns.com2026-04-14 → 2026-04-24 · 3 obs

○ 2017-10-05 21:09:44
● 2026-04-14 01:05:02
● 2026-04-24 07:28:26

○NSns25.hostcolor.us2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 13:56:34
○ 2017-10-05 21:09:44
○ 2026-04-24 07:28:26

○NSns26.hostcolor.us2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 13:56:34
○ 2017-10-05 21:09:44
○ 2026-04-24 07:28:26

○NSns43.domaincontrol.com2017-10-05 → 2017-10-05 · 4 obs

○ 2016-12-14 13:56:34
● 2017-10-05 21:09:44
○ 2026-04-14 01:05:02
○ 2026-04-24 07:28:26

○NSns44.domaincontrol.com2017-10-05 → 2017-10-05 · 4 obs

○ 2016-12-14 13:56:34
● 2017-10-05 21:09:44
○ 2026-04-14 01:05:02
○ 2026-04-24 07:28:26

○MXmx.yandex.net2017-10-05 → 2017-10-05 · 4 obs

○ 2016-12-14 13:56:34
● 2017-10-05 21:09:44
○ 2026-04-14 01:05:02
○ 2026-04-24 07:28:26

○MXmx.yandex.ru2016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 13:56:34
○ 2017-10-05 21:09:44
○ 2026-04-24 07:28:26

○A46.101.83.622017-10-05 → 2017-10-05 · 4 obs

○ 2016-12-14 13:56:34
● 2017-10-05 21:09:44
○ 2026-04-14 01:05:02
○ 2026-04-24 07:28:26

○A68.233.32.1072016-12-14 → 2016-12-14 · 3 obs

● 2016-12-14 13:56:34
○ 2017-10-05 21:09:44
○ 2026-04-24 07:28:26

●CNAMEwww.datascience-school.com2026-04-14 → 2026-04-24 · 2 obs

● 2026-04-14 01:05:02
● 2026-04-24 07:28:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
datascience-school.com	ns1.julydns.com, ns2.julydns.com	2 records

✅ Authoritative Response

Server:162.159.48.223

NS records: ns1.julydns.com, ns2.julydns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for datascience-school.com (unsigned zone)

⏱️ Timing

Total: 185ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.julydns.com, ns2.julydns.com`
CNAME	1	`www.datascience-school.com`
SOA	1	`ns1.julydns.com master.jmdns.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.julydns.com, ns2.julydns.com)

Analysis

Hierarchy

The parent of www.datascience-school.com is datascience-school.com.

IP Addresses

datascience-school.com points to a single IP number: 38.14.225.29.

Other host names, for instance www.eperfectshop.com and www.datascience-school.com, share IP numbers with datascience-school.com.

datascience-school.com - robtex.com