`leadingcourse.com`

DNSSEC	⚠️ Not signed
A	2a02:348:53:501e::1^{🇳🇱 TRANSIP-AS}
A	63.182.65.72^{🇺🇸 Amazon}
A	63.183.28.173^{🇺🇸 Amazon}
NS	`ns-1048.awsdns-03.org` ⭐
		A	2600:9000:5304:1800::1^{🇺🇸 Amazon}
			PTR	`ns-1048.awsdns-03.org`
		A	205.251.196.24^{🇺🇸 Amazon}
			PTR	`ns-1048.awsdns-03.org`
NS	`ns-1013.awsdns-62.net`
		A	2600:9000:5303:f500::1^{🇺🇸 Amazon}
			PTR	`ns-1013.awsdns-62.net`
		A	205.251.195.245^{🇺🇸 Amazon}
			PTR	`ns-1013.awsdns-62.net`
NS	`ns-1994.awsdns-57.co.uk`
		A	2600:9000:5307:ca00::1^{🇺🇸 Amazon}
			PTR	`ns-1994.awsdns-57.co.uk`
		A	205.251.199.202^{🇺🇸 Amazon}
			PTR	`ns-1994.awsdns-57.co.uk`
NS	`ns-486.awsdns-60.com`
		A	2600:9000:5301:e600::1^{🇺🇸 Amazon}
			PTR	`ns-486.awsdns-60.com`
		A	205.251.193.230^{🇺🇸 Amazon}
			PTR	`ns-486.awsdns-60.com`
MX	`mail.leadingcourses.com` ⭐
SOA	`ns-1048.awsdns-03.org`awsdns-hostmaster@amazon.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=1771291435

Same first word

leadingcourse.com

Similar names

leadingsource.com

sourcealigned.com

secureloading.com

loadingsecure.myvnc.com

DNS History

14 records (8 active, 6 former)

●NSns-1013.awsdns-62.net2026-02-21 → 2026-02-21 · 3 obs

○ 2017-02-17 13:08:30
● 2026-02-21 04:39:54
● 2026-02-21 04:39:56

●NSns-1048.awsdns-03.org2026-02-21 → 2026-02-21 · 3 obs

○ 2017-02-17 13:08:30
● 2026-02-21 04:39:54
● 2026-02-21 04:39:56

●NSns-1994.awsdns-57.co.uk2026-02-21 → 2026-02-21 · 3 obs

○ 2017-02-17 13:08:30
● 2026-02-21 04:39:54
● 2026-02-21 04:39:56

●NSns-486.awsdns-60.com2026-02-21 → 2026-02-21 · 3 obs

○ 2017-02-17 13:08:30
● 2026-02-21 04:39:54
● 2026-02-21 04:39:56

○NSns.leadingcourses.nl2015-07-24 → 2017-02-17 · 4 obs

● 2015-07-24 06:36:04
● 2017-02-17 13:08:30
○ 2026-02-21 04:39:54
○ 2026-02-21 04:39:56

○NSns1.nachtvogel.nl2015-07-24 → 2017-02-17 · 4 obs

● 2015-07-24 06:36:04
● 2017-02-17 13:08:30
○ 2026-02-21 04:39:54
○ 2026-02-21 04:39:56

●MXmail.leadingcourses.com2015-07-24 → 2026-02-21 · 2 obs

● 2015-07-24 06:36:04
● 2026-02-21 04:39:56

○A178.18.80.302017-02-17 → 2017-02-17 · 4 obs

○ 2016-06-25 07:14:28
● 2017-02-17 13:08:30
○ 2026-02-21 04:39:54
○ 2026-02-21 04:39:56

○A18.153.159.1672026-02-21 → 2026-02-21 · 2 obs

○ 2026-02-21 04:39:54
○ 2026-02-21 04:39:56

●A2a02:348:53:501e::12017-02-17 → 2026-02-21 · 3 obs

○ 2016-06-25 07:14:28
● 2017-02-17 13:08:30
● 2026-02-21 04:39:56

○A35.156.212.1062026-02-21 → 2026-02-21 · 2 obs

○ 2026-02-21 04:39:54
○ 2026-02-21 04:39:56

●A63.182.65.722026-02-21 → 2026-02-21 · 3 obs

○ 2017-02-17 13:08:30
● 2026-02-21 04:39:54
● 2026-02-21 04:39:56

●A63.183.28.1732026-02-21 → 2026-02-21 · 3 obs

○ 2017-02-17 13:08:30
● 2026-02-21 04:39:54
● 2026-02-21 04:39:56

○A79.170.91.332015-07-24 → 2016-06-25 · 4 obs

● 2015-07-24 06:36:04
● 2016-06-25 07:14:28
○ 2017-02-17 13:08:30
○ 2026-02-21 04:39:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
leadingcourse.com	ns-486.awsdns-60.com, ns-1013.awsdns-62.net, ns-1048.awsdns-03.org, ns-1994.awsdns-57.co.uk	-

✅ Authoritative Response

Server: 205.251.195.245

NS records: ns-486.awsdns-60.com, ns-1013.awsdns-62.net, ns-1048.awsdns-03.org, ns-1994.awsdns-57.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for leadingcourse.com (unsigned zone)

⏱️ Timing

Total: 71ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`63.182.65.72, 63.183.28.173`
AAAA	1	`2a02:348:53:501e::1`
NS	4	`ns-1013.awsdns-62.net, ns-1048.awsdns-03.org...`
MX	1	`mail.leadingcourses.com (pri: 10)`
SOA	1	`ns-1048.awsdns-03.org awsdns-hostmaster.`

AI analysis

Three IP numbers for leadingcourse.com are 2a02:348:53:501e::1, 63.182.65.72 and 63.183.28.173.

Other host names, for instance leadingcourses.lt, leadingcourses.si, leadingcourses.nl, leadingcourses.fr and tee-times.org share IP numbers with leadingcourse.com.

leadingcourse.com is delegated to four name servers: ns-486.awsdns-60.com, ns-1013.awsdns-62.net, ns-1048.awsdns-03.org and ns-1994.awsdns-57.co.uk.

leadingcourse.com at least partially shares its name servers with other domains, for instance surveygamez.com, projectbrazen.com, sqlslack.com, iotanalytics.us-east-2.amazonaws.com and 51d.io.

Host names with two IPs: ns-486.awsdns-60.com points to 2600:9000:5301:e600::1 and 205.251.193.230; ns-1013.awsdns-62.net points to 2600:9000:5303:f500::1 and 205.251.195.245; ns-1048.awsdns-03.org points to 2600:9000:5304:1800::1 and 205.251.196.24; ns-1994.awsdns-57.co.uk points to 2600:9000:5307:ca00::1 and 205.251.199.202.

leadingcourse.com is served by a single mail server, mail.leadingcourses.com.

leadingcourse.com uses the same mail server setup as other domains such as tee-times.club, leadingcourses.dk, leadingcourses.be, leadingcourses.at and leadingcourses.info.

leadingcourse.com - robtex.com