`coursesignals.com`

DNSSEC	⚠️ Not signed
A	147.249.58.34^{🇺🇸 SGAS-6419147.249.58.0/24 Voorhees hSG}
NS	`ns-464.awsdns-58.com` ⭐
		A	2600:9000:5301:d000::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-464.awsdns-58.com`
		A	205.251.193.208^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-464.awsdns-58.com`
NS	`ns-1009.awsdns-62.net`
		A	2600:9000:5303:f100::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-1009.awsdns-62.net`
		A	205.251.195.241^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-1009.awsdns-62.net`
NS	`ns-1516.awsdns-61.org`
		A	2600:9000:5305:ec00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1516.awsdns-61.org`
		A	205.251.197.236^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1516.awsdns-61.org`
NS	`ns-1928.awsdns-49.co.uk`
		A	2600:9000:5307:8800::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1928.awsdns-49.co.uk`
		A	205.251.199.136^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1928.awsdns-49.co.uk`
TXT	`v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all`
SOA	`ns-464.awsdns-58.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=1785130932

Same first word

coursesignals.net

coursesignals.com

Similar names

closingsareus.com

DNS History

13 records (5 active, 8 former)

●NSns-1009.awsdns-62.net2026-07-22 → 2026-07-27 · 3 obs

○ 2021-06-10 10:28:08
● 2026-07-22 17:33:24
● 2026-07-27 05:50:04

●NSns-1516.awsdns-61.org2026-07-22 → 2026-07-27 · 3 obs

○ 2021-06-10 10:28:08
● 2026-07-22 17:33:24
● 2026-07-27 05:50:04

●NSns-1928.awsdns-49.co.uk2026-07-22 → 2026-07-27 · 3 obs

○ 2021-06-10 10:28:08
● 2026-07-22 17:33:24
● 2026-07-27 05:50:04

●NSns-464.awsdns-58.com2026-07-22 → 2026-07-27 · 3 obs

○ 2021-06-10 10:28:08
● 2026-07-22 17:33:24
● 2026-07-27 05:50:04

○NSns1.p04.dynect.net2017-02-04 → 2021-06-10 · 5 obs

○ 2016-05-06 12:20:40
● 2017-02-04 21:38:36
● 2021-06-10 10:28:08
○ 2026-07-22 17:33:24
○ 2026-07-27 05:50:04

○NSns1.sct.com2015-06-26 → 2016-05-06 · 4 obs

● 2015-06-26 14:21:48
● 2016-05-06 12:20:40
○ 2017-02-04 21:38:36
○ 2026-07-27 05:50:04

○NSns1.yipes.com2015-06-26 → 2016-05-06 · 4 obs

● 2015-06-26 14:21:48
● 2016-05-06 12:20:40
○ 2017-02-04 21:38:36
○ 2026-07-27 05:50:04

○NSns2.p04.dynect.net2017-02-04 → 2021-06-10 · 5 obs

○ 2016-05-06 12:20:40
● 2017-02-04 21:38:36
● 2021-06-10 10:28:08
○ 2026-07-22 17:33:24
○ 2026-07-27 05:50:04

○NSns2.yipes.com2015-06-26 → 2016-05-06 · 4 obs

● 2015-06-26 14:21:48
● 2016-05-06 12:20:40
○ 2017-02-04 21:38:36
○ 2026-07-27 05:50:04

○NSns3.p04.dynect.net2017-02-04 → 2021-06-10 · 5 obs

○ 2016-05-06 12:20:40
● 2017-02-04 21:38:36
● 2021-06-10 10:28:08
○ 2026-07-22 17:33:24
○ 2026-07-27 05:50:04

○NSns3.yipes.com2015-06-26 → 2016-05-06 · 4 obs

● 2015-06-26 14:21:48
● 2016-05-06 12:20:40
○ 2017-02-04 21:38:36
○ 2026-07-27 05:50:04

○NSns4.p04.dynect.net2017-02-04 → 2021-06-10 · 5 obs

○ 2016-05-06 12:20:40
● 2017-02-04 21:38:36
● 2021-06-10 10:28:08
○ 2026-07-22 17:33:24
○ 2026-07-27 05:50:04

●A147.249.58.342015-06-26 → 2026-07-27 · 2 obs

● 2015-06-26 14:21:48
● 2026-07-27 05:50:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coursesignals.com	ns-464.awsdns-58.com, ns-1009.awsdns-62.net, ns-1928.awsdns-49.co.uk, ns-1516.awsdns-61.org	2 records

✅ Authoritative Response

Server:205.251.195.241

NS records: ns-464.awsdns-58.com, ns-1009.awsdns-62.net, ns-1928.awsdns-49.co.uk, ns-1516.awsdns-61.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coursesignals.com (unsigned zone)

⏱️ Timing

Total: 567ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`147.249.58.34`
NS	4	`ns-1009.awsdns-62.net, ns-1516.awsdns-61.org...`
TXT	1	`v=spf1 include:%{ir}.%{v}.%{d}.spf.has.p`
SOA	1	`ns-464.awsdns-58.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-464.awsdns-58.com, ns-464.awsdns-58.com)

Analysis

IP Addresses

coursesignals.com resolves to just one IP address, 147.249.58.34.

Name Servers

The NS records for coursesignals.com point to four name servers: ns-464.awsdns-58.com, ns-1009.awsdns-62.net, ns-1516.awsdns-61.org and ns-1928.awsdns-49.co.uk.

coursesignals.com shares at least some of its name servers with other domains, including firstfinancialnet.com, rjm-solutions.com, d2162v2ffaul68.cloudfront.net and two others.

The host names ns-464.awsdns-58.com, ns-1009.awsdns-62.net, ns-1516.awsdns-61.org and ns-1928.awsdns-49.co.uk each resolve to two IP addresses: ns-464.awsdns-58.com resolves to 205.251.193.208 and 2600:9000:5301:d000::1; ns-1009.awsdns-62.net resolves to 205.251.195.241 and 2600:9000:5303:f100::1; ns-1516.awsdns-61.org resolves to 205.251.197.236 and 2600:9000:5305:ec00::1; ns-1928.awsdns-49.co.uk resolves to 205.251.199.136 and 2600:9000:5307:8800::1.

coursesignals.com - robtex.com