courseraplugins.com - dns.ninja

`courseraplugins.com`

DNSSEC	⚠️ Not signed
A	3.85.200.134^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
		PTR	`ec2-3-85-200-134.compute-1.amazonaws.com`
A	3.217.49.93^{🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix}
NS	`ns-31.awsdns-03.com` ⭐
		A	2600:9000:5300:1f00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-31.awsdns-03.com`
		A	205.251.192.31^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-31.awsdns-03.com`
NS	`ns-1484.awsdns-57.org`
		A	2600:9000:5305:cc00::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1484.awsdns-57.org`
		A	205.251.197.204^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1484.awsdns-57.org`
NS	`ns-1888.awsdns-44.co.uk`
		A	2600:9000:5307:6000::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1888.awsdns-44.co.uk`
		A	205.251.199.96^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1888.awsdns-44.co.uk`
NS	`ns-958.awsdns-55.net`
		A	2600:9000:5303:be00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-958.awsdns-55.net`
		A	205.251.195.190^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-958.awsdns-55.net`
SOA	`ns-31.awsdns-03.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=1785273942

Same first word

courseraplugins.com

DNS History

15 records (6 active, 9 former)

●NSns-1484.awsdns-57.org2017-10-15 → 2026-07-28 · 2 obs

● 2017-10-15 01:00:26
● 2026-07-28 21:31:56

●NSns-1888.awsdns-44.co.uk2017-10-15 → 2026-07-28 · 2 obs

● 2017-10-15 01:00:26
● 2026-07-28 21:31:56

●NSns-31.awsdns-03.com2017-10-15 → 2026-07-28 · 2 obs

● 2017-10-15 01:00:26
● 2026-07-28 21:31:56

●NSns-958.awsdns-55.net2017-10-15 → 2026-07-28 · 2 obs

● 2017-10-15 01:00:26
● 2026-07-28 21:31:56

○A100.30.117.532026-03-29 → 2026-04-04 · 5 obs

○ 2026-03-28 06:26:08
● 2026-03-29 16:54:54
● 2026-04-04 00:31:52
○ 2026-07-13 21:43:24
○ 2026-07-28 21:31:56

○A100.50.25.2302026-03-28 → 2026-07-28 · 2 obs

○ 2026-03-28 06:26:08
○ 2026-07-28 21:31:56

○A174.129.248.592026-03-28 → 2026-04-04 · 5 obs

○ 2017-10-15 01:00:26
● 2026-03-28 06:26:08
● 2026-04-04 00:31:52
○ 2026-07-13 21:43:24
○ 2026-07-28 21:31:56

●A3.217.49.932026-07-28 → 2026-07-28 · 2 obs

○ 2026-07-13 21:43:24
● 2026-07-28 21:31:56

○A3.227.132.1352026-03-28 → 2026-03-28 · 4 obs

○ 2017-10-15 01:00:26
● 2026-03-28 06:26:08
○ 2026-03-29 16:54:54
○ 2026-07-28 21:31:56

●A3.85.200.1342026-07-28 → 2026-07-28 · 2 obs

○ 2026-07-13 21:43:24
● 2026-07-28 21:31:56

○A34.200.116.1902026-03-28 → 2026-07-28 · 2 obs

○ 2026-03-28 06:26:08
○ 2026-07-28 21:31:56

○A34.205.163.992026-07-13 → 2026-07-13 · 3 obs

○ 2026-04-04 00:31:52
● 2026-07-13 21:43:24
○ 2026-07-28 21:31:56

○A34.225.210.1952017-10-15 → 2017-10-15 · 3 obs

● 2017-10-15 01:00:26
○ 2026-03-28 06:26:08
○ 2026-07-28 21:31:56

○A52.5.84.2002017-10-15 → 2017-10-15 · 3 obs

● 2017-10-15 01:00:26
○ 2026-03-28 06:26:08
○ 2026-07-28 21:31:56

○A54.156.167.1532026-07-13 → 2026-07-13 · 3 obs

○ 2026-04-04 00:31:52
● 2026-07-13 21:43:24
○ 2026-07-28 21:31:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...	-
courseraplugins.com	ns-31.awsdns-03.com, ns-958.awsdns-55.net, ns-1888.awsdns-44.co.uk, ns-1484.awsdns-57.org	2 records

✅ Authoritative Response

Server:205.251.195.190

NS records: ns-31.awsdns-03.com, ns-958.awsdns-55.net, ns-1888.awsdns-44.co.uk, ns-1484.awsdns-57.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for courseraplugins.com (unsigned zone)

⏱️ Timing

Total: 282ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`3.217.49.93, 3.85.200.134`
NS	4	`ns-1484.awsdns-57.org, ns-1888.awsdns-44.co.uk...`
SOA	1	`ns-31.awsdns-03.com awsdns-hostmaster.am`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-31.awsdns-03.com, ns-31.awsdns-03.com)

Analysis

IP Addresses

courseraplugins.com resolves to the IP addresses 3.85.200.134 and 3.217.49.93

insightmediagroup.blueconic.net, schursuccessgroup.com and myansleyatlanta.com are examples of other host names that share IP numbers with courseraplugins.com.

Name Servers

The domain courseraplugins.com is delegated to these four name servers: ns-31.awsdns-03.com, ns-958.awsdns-55.net, ns-1484.awsdns-57.org and ns-1888.awsdns-44.co.uk.

courseraplugins.com has at least partial name server overlap with other domains, such as vidiocdn.com, printable.la, snapanswer.ai and two others.

ns-31.awsdns-03.com, ns-958.awsdns-55.net, ns-1484.awsdns-57.org and ns-1888.awsdns-44.co.uk all point to exactly two IP numbers each: ns-31.awsdns-03.com → 205.251.192.31 and 2600:9000:5300:1f00::1; ns-958.awsdns-55.net → 205.251.195.190 and 2600:9000:5303:be00::1; ns-1484.awsdns-57.org → 205.251.197.204 and 2600:9000:5305:cc00::1; ns-1888.awsdns-44.co.uk → 205.251.199.96 and 2600:9000:5307:6000::1.