`skilling-hub.com`

DNSSEC	⚠️ Not signed
A	52.252.74.253^{🇺🇸 Microsoft52.224.0.0/11 MICROSOFT}
NS	`ns1-02.azure-dns.com` ⭐
		A	2603:1061:0:700::2^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-02.azure-dns.com`
		A	13.107.236.2^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-02.azure-dns.com`
NS	`ns2-02.azure-dns.net`
		A	2620:1ec:8ec:700::2^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-02.azure-dns.net`
		A	150.171.21.2^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-02.azure-dns.net`
NS	`ns3-02.azure-dns.org`
		A	2a01:111:4000:700::2^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-02.azure-dns.org`
		A	204.14.183.2^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-02.azure-dns.org`
NS	`ns4-02.azure-dns.info`
		A	2620:1ec:bda:700::2^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-02.azure-dns.info`
		A	208.84.5.2^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-02.azure-dns.info`
MX	`skillinghub-com02b.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c92c::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm5pr04cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:c931::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr02cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch1pr04cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:f901::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr02cu00402.inbound.protection.outlook.com`
		A	40.93.192.4^{🇺🇸 Microsoft40.80.0.0/12}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	52.101.9.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.40.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy4pr03cu00101.inbound.protection.outlook.com`
		A	52.101.194.13^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch0pr04cu00605.inbound.protection.outlook.com`
TXT	`_x9dzy3bg0ynn1j6icaeywxmfv2eg2bq`
TXT	`ms-domain-verification=8d9c40ea-1564-4fe6-a3eb-bc189445fb65`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`gftb4mberu7br2rfc1htue406u`
SOA	`ns1-02.azure-dns.com`azuredns-hostmaster@microsoft.com serial=1

`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=1784721542

Subdomains

media.skilling-hub.com

mail.skilling-hub.com

Same first word

skilling-hub.com

DNS History

12 records (6 active, 6 former)

●NSns1-02.azure-dns.com2026-04-02 → 2026-07-22 · 2 obs

● 2026-04-02 21:36:58
● 2026-07-22 12:26:38

●NSns2-02.azure-dns.net2026-04-02 → 2026-07-22 · 2 obs

● 2026-04-02 21:36:58
● 2026-07-22 12:26:38

●NSns3-02.azure-dns.org2026-04-02 → 2026-07-22 · 2 obs

● 2026-04-02 21:36:58
● 2026-07-22 12:26:38

●NSns4-02.azure-dns.info2026-04-02 → 2026-07-22 · 2 obs

● 2026-04-02 21:36:58
● 2026-07-22 12:26:38

○MXmail.skilling-hub.com2026-04-02 → 2026-06-01 · 4 obs

● 2026-04-02 21:36:58
● 2026-06-01 22:05:38
○ 2026-06-05 22:56:10
○ 2026-07-22 12:26:38

●MXskillinghub-com02b.mail.protection.outlook.com2026-06-05 → 2026-07-22 · 3 obs

○ 2026-06-01 22:05:38
● 2026-06-05 22:56:10
● 2026-07-22 12:26:38

○A108.142.5.1422026-07-03 → 2026-07-03 · 4 obs

○ 2026-06-19 12:21:00
● 2026-07-03 11:06:18
○ 2026-07-08 06:29:12
○ 2026-07-22 12:26:38

○A20.29.155.692026-04-02 → 2026-07-08 · 8 obs

● 2026-04-02 21:36:58
● 2026-04-21 04:36:30
○ 2026-04-26 23:24:50
● 2026-04-29 10:31:06
○ 2026-05-16 04:18:52
● 2026-07-08 08:38:20
○ 2026-07-08 22:21:36
○ 2026-07-22 12:26:38

○A20.3.34.312026-05-24 → 2026-07-08 · 8 obs

○ 2026-05-16 04:18:52
● 2026-05-24 09:01:44
○ 2026-05-24 16:47:50
● 2026-05-25 22:41:12
○ 2026-05-26 23:05:14
● 2026-07-08 06:29:12
○ 2026-07-08 08:38:20
○ 2026-07-22 12:26:38

○A20.8.132.1662026-05-16 → 2026-07-08 · 9 obs

○ 2026-04-29 10:31:06
● 2026-05-16 04:18:52
○ 2026-05-24 09:01:44
○ 2026-06-15 15:02:44
● 2026-06-19 12:21:00
○ 2026-07-03 11:06:18
● 2026-07-08 22:21:36
○ 2026-07-10 10:15:54
○ 2026-07-22 12:26:38

○A52.252.23.1782026-05-24 → 2026-07-13 · 14 obs

○ 2026-05-24 09:01:44
● 2026-05-24 16:47:50
○ 2026-05-25 22:41:12
● 2026-05-26 23:05:14
○ 2026-06-01 22:05:38
○ 2026-06-05 22:56:10
● 2026-06-13 03:41:26
● 2026-06-15 15:02:44
○ 2026-06-19 12:21:00
● 2026-07-10 10:15:54
○ 2026-07-13 10:00:18
● 2026-07-13 10:41:52
○ 2026-07-19 02:28:16
○ 2026-07-22 12:26:38

●A52.252.74.2532026-04-26 → 2026-07-22 · 11 obs

○ 2026-04-21 04:36:30
● 2026-04-26 23:24:50
○ 2026-04-29 10:31:06
○ 2026-05-26 23:05:14
● 2026-06-01 22:05:38
● 2026-06-05 22:56:10
○ 2026-06-13 03:41:26
● 2026-07-13 10:00:18
○ 2026-07-13 10:41:52
● 2026-07-19 02:28:16
● 2026-07-22 12:26:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	d.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, e.gtld-servers.net...	-
skilling-hub.com	ns1-02.azure-dns.com, ns2-02.azure-dns.net, ns3-02.azure-dns.org, ns4-02.azure-dns.info	2 records

✅ Authoritative Response

Server:13.107.236.2

NS records: ns1-02.azure-dns.com, ns2-02.azure-dns.net, ns3-02.azure-dns.org, ns4-02.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for skilling-hub.com (unsigned zone)

⏱️ Timing

Total: 436ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.252.23.178`
NS	4	`ns1-02.azure-dns.com, ns2-02.azure-dns.net...`
MX	1	`skillinghub-com02b.mail.protection.outlo`
TXT	4	`_x9dzy3bg0ynn1j6icaeywxmfv2eg2bq, ms-domain-verification=8d9c40ea-1564-4fe...`
SOA	1	`ns1-02.azure-dns.com azuredns-hostmaster`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-02.azure-dns.com, ns1-02.azure-dns.com)

Analysis

Hierarchy

skilling-hub.com serves as the parent of media.skilling-hub.com and mail.skilling-hub.com.

IP Addresses

skilling-hub.com has exactly one IP address — 52.252.74.253.

garantizar.com.ar, ayrodigital.ai, terradome.net plus two other host names have IP numbers in common with skilling-hub.com.

Name Servers

Four name servers handle the delegation for skilling-hub.com: ns1-02.azure-dns.com, ns4-02.azure-dns.info, ns2-02.azure-dns.net and ns3-02.azure-dns.org.

skilling-hub.com partially shares its NS delegation with several other domains, including roedl-benchmarking.de, moons-watch.site, broadnet.lk and two others.

ns1-02.azure-dns.com, ns4-02.azure-dns.info, ns2-02.azure-dns.net and ns3-02.azure-dns.org each carry two IP addresses. ns1-02.azure-dns.com has 13.107.236.2 and 2603:1061:0:700::2; ns4-02.azure-dns.info has 208.84.5.2 and 2620:1ec:bda:700::2; ns2-02.azure-dns.net has 150.171.21.2 and 2620:1ec:8ec:700::2; ns3-02.azure-dns.org has 204.14.183.2 and 2a01:111:4000:700::2.

Mail Servers

skilling-hub.com uses one mail server — skillinghub-com02b.mail.protection.outlook.com.

skillinghub-com02b.mail.protection.outlook.com has 8 IP addresses: 40.93.192.4, 52.101.9.21, 52.101.40.1 plus 5 more.

skilling-hub.com - robtex.com

skilling-hub.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`skilling-hub.com`

`com`