`onlinecourseanalyst.com`

DNSSEC	⚠️ Not signed
A	3.5.88.34^{🇺🇸 Amazon3.5.88.0/24 AWS S3}
A	3.5.128.238^{🇺🇸 Amazon3.5.128.0/24 EC2 Prefix}
A	3.5.129.21^{🇺🇸 Amazon3.5.129.0/24 EC2 Prefix}
A	3.5.133.229^{🇺🇸 Amazon3.5.133.0/24 EC2 Prefix}
A	16.12.66.64^{🇺🇸 Amazon16.12.64.0/22}
A	16.12.66.128^{🇺🇸 Amazon16.12.64.0/22}
A	52.219.179.120^{🇺🇸 Amazon52.219.176.0/22 AWS S3}
A	52.219.233.8^{🇺🇸 Amazon52.219.232.0/22 AWS S3}
NS	`ns-149.awsdns-18.com` ⭐
		A	2600:9000:5300:9500::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-149.awsdns-18.com`
		A	205.251.192.149^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-149.awsdns-18.com`
NS	`ns-1031.awsdns-00.org`
		A	2600:9000:5304:700::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1031.awsdns-00.org`
		A	205.251.196.7^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1031.awsdns-00.org`
NS	`ns-1958.awsdns-52.co.uk`
		A	2600:9000:5307:a600::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1958.awsdns-52.co.uk`
		A	205.251.199.166^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1958.awsdns-52.co.uk`
NS	`ns-823.awsdns-38.net`
		A	2600:9000:5303:3700::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-823.awsdns-38.net`
		A	205.251.195.55^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-823.awsdns-38.net`
SOA	`ns-149.awsdns-18.com`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

onlinecourseanalyst.com

DNS History

20 records (12 active, 8 former)

●NSns-1031.awsdns-00.org2026-03-10 → 2026-03-11 · 2 obs

● 2026-03-10 15:45:36
● 2026-03-11 05:21:52

●NSns-149.awsdns-18.com2026-03-10 → 2026-03-11 · 2 obs

● 2026-03-10 15:45:36
● 2026-03-11 05:21:52

●NSns-1958.awsdns-52.co.uk2026-03-10 → 2026-03-11 · 2 obs

● 2026-03-10 15:45:36
● 2026-03-11 05:21:52

●NSns-823.awsdns-38.net2026-03-10 → 2026-03-11 · 2 obs

● 2026-03-10 15:45:36
● 2026-03-11 05:21:52

●A16.12.66.1282026-03-11 → 2026-03-11 · 3 obs

○ 2026-03-10 15:45:36
● 2026-03-11 05:21:50
● 2026-03-11 05:21:52

●A16.12.66.642026-03-11 → 2026-03-11 · 3 obs

○ 2026-03-10 15:45:36
● 2026-03-11 05:21:50
● 2026-03-11 05:21:52

●A3.5.128.2382026-03-11 → 2026-03-11 · 3 obs

○ 2026-03-10 15:45:36
● 2026-03-11 05:21:50
● 2026-03-11 05:21:52

●A3.5.129.212026-03-11 → 2026-03-11 · 3 obs

○ 2026-03-10 15:45:36
● 2026-03-11 05:21:50
● 2026-03-11 05:21:52

○A3.5.132.1582026-03-10 → 2026-03-10 · 3 obs

● 2026-03-10 15:45:36
○ 2026-03-11 05:21:50
○ 2026-03-11 05:21:52

○A3.5.133.1082026-03-10 → 2026-03-10 · 3 obs

● 2026-03-10 15:45:36
○ 2026-03-11 05:21:50
○ 2026-03-11 05:21:52

●A3.5.133.2292026-03-11 → 2026-03-11 · 3 obs

○ 2026-03-10 15:45:36
● 2026-03-11 05:21:50
● 2026-03-11 05:21:52

●A3.5.88.342026-03-11 → 2026-03-11 · 3 obs

○ 2026-03-10 15:45:36
● 2026-03-11 05:21:50
● 2026-03-11 05:21:52

○A3.5.90.122026-03-10 → 2026-03-10 · 3 obs

● 2026-03-10 15:45:36
○ 2026-03-11 05:21:50
○ 2026-03-11 05:21:52

○A3.5.91.1172026-03-10 → 2026-03-10 · 3 obs

● 2026-03-10 15:45:36
○ 2026-03-11 05:21:50
○ 2026-03-11 05:21:52

○A52.219.109.1202026-03-10 → 2026-03-10 · 3 obs

● 2026-03-10 15:45:36
○ 2026-03-11 05:21:50
○ 2026-03-11 05:21:52

○A52.219.109.2162026-03-10 → 2026-03-10 · 3 obs

● 2026-03-10 15:45:36
○ 2026-03-11 05:21:50
○ 2026-03-11 05:21:52

○A52.219.142.722026-03-10 → 2026-03-10 · 3 obs

● 2026-03-10 15:45:36
○ 2026-03-11 05:21:50
○ 2026-03-11 05:21:52

●A52.219.179.1202026-03-11 → 2026-03-11 · 3 obs

○ 2026-03-10 15:45:36
● 2026-03-11 05:21:50
● 2026-03-11 05:21:52

●A52.219.233.82026-03-11 → 2026-03-11 · 3 obs

○ 2026-03-10 15:45:36
● 2026-03-11 05:21:50
● 2026-03-11 05:21:52

○A52.219.92.642026-03-10 → 2026-03-10 · 3 obs

● 2026-03-10 15:45:36
○ 2026-03-11 05:21:50
○ 2026-03-11 05:21:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
onlinecourseanalyst.com	ns-149.awsdns-18.com, ns-823.awsdns-38.net, ns-1031.awsdns-00.org, ns-1958.awsdns-52.co.uk	1 record

✅ Authoritative Response

Server: 205.251.199.166

NS records: ns-149.awsdns-18.com, ns-823.awsdns-38.net, ns-1031.awsdns-00.org, ns-1958.awsdns-52.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for onlinecourseanalyst.com (unsigned zone)

⏱️ Timing

Total: 501ms | Queries: -

📄 Records

Type	Count	Sample Data
A	8	`3.5.128.254, 52.219.102.64...`
NS	4	`ns-1031.awsdns-00.org, ns-149.awsdns-18.com...`
SOA	1	`ns-149.awsdns-18.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns-149.awsdns-18.com)

Analysis

IP Addresses

Eight IP numbers are pointed to by onlinecourseanalyst.com: 3.5.88.34, 3.5.128.238, 3.5.129.21, 3.5.133.229, 16.12.66.64, 16.12.66.128, 52.219.179.120 and 52.219.233.8.

other host names for instance bridgepointauto.com, williamnelsonart.com, alignyourwellness.org, jeffgranitz.com and yfrancis.com share IP numbers with onlinecourseanalyst.com.

Name Servers

onlinecourseanalyst.com is delegated to four name servers: ns-149.awsdns-18.com, ns-823.awsdns-38.net, ns-1031.awsdns-00.org and ns-1958.awsdns-52.co.uk.

onlinecourseanalyst.com at least partially shares name servers with other domains, for instance kiavcare-manager.com, floor-direct.com, pistachiocloudemail.com, jonatanescobar.com and inhalerboard.com.

Host names with two IP numbers:

Host name ns-149.awsdns-18.com points to: 2600:9000:5300:9500::1 and 205.251.192.149.

Host name ns-823.awsdns-38.net points to: 2600:9000:5303:3700::1 and 205.251.195.55.

Host name ns-1031.awsdns-00.org points to: 2600:9000:5304:700::1 and 205.251.196.7.

Host name ns-1958.awsdns-52.co.uk points to: 2600:9000:5307:a600::1 and 205.251.199.166.

onlinecourseanalyst.com - robtex.com