`wikicoursenote.com`

DNSSEC	⚠️ Not signed
A	2600:1f18:4ae:c607:d1d9:565f:b122:bfdb^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a^{🇺🇸 Amazon2600:1f18::/35 AMAZON EC2 IAD prefix}
A	52.44.244.98^{🇺🇸 Amazon52.44.0.0/15 EC2 Region prefix}
A	54.165.131.183^{🇺🇸 Amazon54.164.0.0/15 EC2 IAD prefix}
NS	`ns1.namebrightdns.com` ⭐
		A	2600:1f18:683a:ae1a:f77:89a0:bb92:5271^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1a:5f14:22b0:b9c3:970f^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:a510:c365:d06a:e73a^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.81.83.245^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-81-83-245.compute-1.amazonaws.com`
		A	3.94.169.176^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-94-169-176.compute-1.amazonaws.com`
		A	52.91.47.137^{🇺🇸 Amazon52.90.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-91-47-137.compute-1.amazonaws.com`
NS	`ns1.dropcatch.com`
		A	2600:1f18:683a:ae1a:14d6:c71:34bd:bf9^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:7dd8:faf3:fc1c:86f5^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	3.88.5.240^{🇺🇸 Amazon3.80.0.0/12 EC2 IAD prefix}
			PTR	`ec2-3-88-5-240.compute-1.amazonaws.com`
		A	50.19.175.192^{🇺🇸 Amazon50.19.128.0/17 EC2 IAD prefix}
			PTR	`ec2-50-19-175-192.compute-1.amazonaws.com`
NS	`ns2.dropcatch.com`
		A	2600:1f18:683a:ae1a:1fb:e82b:d5ef:e386^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	2600:1f18:683a:ae1b:806d:d76a:ebbf:b908^{🇺🇸 Amazon2600:1f18:6000::/35 AMAZON EC2 IAD prefix}
		A	54.144.107.113^{🇺🇸 Amazon54.144.0.0/14 EC2 IAD NAT prefix}
			PTR	`ec2-54-144-107-113.compute-1.amazonaws.com`
		A	54.221.51.205^{🇺🇸 Amazon54.221.0.0/16 EC2 IAD prefix}
			PTR	`ec2-54-221-51-205.compute-1.amazonaws.com`
MX	`mail1.namebrightmail.com` ⭐
		A	66.35.35.26^{🇺🇸 IMDC66.35.35.0/24}
			PTR	`mail1.namebrightmail.com`
MX	`mail2.namebrightmail.com` ⭐
		A	66.35.35.28^{🇺🇸 IMDC66.35.35.0/24}
			PTR	`mail2.namebrightmail.com`
TXT	`google-site-verification=YourUniqueGoogleVerificationCode`
TXT	`v=spf1 a:smtpout1.namebrightmail.com a:smtpout2.namebrightmail.com include:na...`
SOA	`ns1.namebrightdns.com`dns@namebright.com 2026-03-26 #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=1774580592

WOT: SAFE (92/100)

Same first word

wikicoursenote.com

DNS History

16 records (9 active, 7 former)

○NSjuming.dnsdun.com2020-01-16 → 2020-01-16 · 3 obs

○ 2017-03-19 21:22:56
● 2020-01-16 02:15:50
○ 2026-03-27 03:10:44

○NSjuming.dnsdun.net2020-01-16 → 2020-01-16 · 3 obs

○ 2017-03-19 21:22:56
● 2020-01-16 02:15:50
○ 2026-03-27 03:10:44

●NSns1.dropcatch.com2026-03-27 → 2026-03-27 · 2 obs

○ 2020-01-16 02:15:50
● 2026-03-27 03:10:44

○NSns1.hostmonster.com2015-06-28 → 2017-03-19 · 4 obs

● 2015-06-28 22:53:58
● 2017-03-19 21:22:56
○ 2020-01-16 02:15:50
○ 2026-03-27 03:10:44

●NSns1.namebrightdns.com2026-03-27 → 2026-03-27 · 2 obs

○ 2020-01-16 02:15:50
● 2026-03-27 03:10:44

●NSns2.dropcatch.com2026-03-27 → 2026-03-27 · 2 obs

○ 2020-01-16 02:15:50
● 2026-03-27 03:10:44

○NSns2.hostmonster.com2015-06-28 → 2017-03-19 · 4 obs

● 2015-06-28 22:53:58
● 2017-03-19 21:22:56
○ 2020-01-16 02:15:50
○ 2026-03-27 03:10:44

●MXmail1.namebrightmail.com2026-03-27 → 2026-03-27 · 2 obs

○ 2020-01-16 02:15:50
● 2026-03-27 03:10:44

●MXmail2.namebrightmail.com2026-03-27 → 2026-03-27 · 2 obs

○ 2020-01-16 02:15:50
● 2026-03-27 03:10:44

○MXwikicoursenote.com2015-06-28 → 2017-03-19 · 4 obs

● 2015-06-28 22:53:58
● 2017-03-19 21:22:56
○ 2020-01-16 02:15:50
○ 2026-03-27 03:10:44

○A104.252.184.2472020-01-16 → 2020-01-16 · 3 obs

○ 2017-03-19 21:22:56
● 2020-01-16 02:15:50
○ 2026-03-27 03:10:44

●A2600:1f18:4ae:c607:d1d9:565f:b122:bfdb2026-03-27 → 2026-03-27 · 2 obs

○ 2020-01-16 02:15:50
● 2026-03-27 03:10:44

●A2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a2026-03-27 → 2026-03-27 · 2 obs

○ 2020-01-16 02:15:50
● 2026-03-27 03:10:44

●A52.44.244.982026-03-27 → 2026-03-27 · 2 obs

○ 2020-01-16 02:15:50
● 2026-03-27 03:10:44

●A54.165.131.1832026-03-27 → 2026-03-27 · 2 obs

○ 2020-01-16 02:15:50
● 2026-03-27 03:10:44

○A67.20.76.1222015-06-28 → 2017-03-19 · 4 obs

● 2015-06-28 22:53:58
● 2017-03-19 21:22:56
○ 2020-01-16 02:15:50
○ 2026-03-27 03:10:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net...	-
wikicoursenote.com	ns1.dropcatch.com, ns2.dropcatch.com	14 records

✅ Authoritative Response

Server:54.221.51.205

NS records: ns1.dropcatch.com, ns2.dropcatch.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for wikicoursenote.com (unsigned zone)

⏱️ Timing

Total: 228ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`54.165.131.183, 52.44.244.98`
AAAA	2	`2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a, 2600:1f18:4ae:c607:d1d9:565f:b122:bfdb`
NS	2	`ns1.dropcatch.com, ns2.dropcatch.com`
MX	2	`mail1.namebrightmail.com (pri: 10), mail2.namebrightmail.com (pri: 10)`
TXT	2	`google-site-verification=YourUniqueGoogl, v=spf1 a:smtpout1.namebrightmail.com a:s`
SOA	1	`ns1.namebrightdns.com dns.namebright.com`

📌 Glue Records Collected

Total: 14

Out-of-bailiwick: 14 (ns1.dropcatch.com, ns1.dropcatch.com, ns1.dropcatch.com...)

Analysis

IP Addresses

wikicoursenote.com points to four IP numbers: 2600:1f18:4ae:c607:d1d9:565f:b122:bfdb, 2600:1f18:4ae:c608:83f8:2f9c:4a61:7b6a, 52.44.244.98 and 54.165.131.183.

For instance, other host names anitacooper.com, 06462.com, pipelineloans.com, startime.com and hongpro.com share IP numbers with wikicoursenote.com.

Name Servers

The delegation for wikicoursenote.com is handled by three name servers: ns1.dropcatch.com, ns2.dropcatch.com and ns1.namebrightdns.com.

wikicoursenote.com shares name servers with other domains at least partially, for example ktcventures.com, scoretab.com, listeningnetwork.com, fixmylove.com and tradshop.com.

These name servers are often used together with the name servers nsg1.namebrightdns.com, nsg2.namebrightdns.com, ns2.namebrightdns.com, domain-for-sale.hugedomainsdns.com and forsale.hugedomainsdns.com.

Host names with six IP numbers:

ns1.namebrightdns.com points to: 2600:1f18:683a:ae1a:f77:89a0:bb92:5271, 2600:1f18:683a:ae1a:5f14:22b0:b9c3:970f, 2600:1f18:683a:ae1b:a510:c365:d06a:e73a, 3.81.83.245, 3.94.169.176 and 52.91.47.137.

Host names with four IP numbers:

ns1.dropcatch.com points to: 2600:1f18:683a:ae1a:14d6:c71:34bd:bf9, 2600:1f18:683a:ae1b:7dd8:faf3:fc1c:86f5, 3.88.5.240 and 50.19.175.192.

ns2.dropcatch.com points to: 2600:1f18:683a:ae1a:1fb:e82b:d5ef:e386, 2600:1f18:683a:ae1b:806d:d76a:ebbf:b908, 54.144.107.113 and 54.221.51.205.

Mail Servers

Two mail servers mail1.namebrightmail.com and mail2.namebrightmail.com handle wikicoursenote.com.

wikicoursenote.com shares the same mail server setup as other domains, for instance elementsbar.com, corespy.com, yi(0x787878).com, 2dshop.com and elevatemena.com.

Host names with one IP number:

mail1.namebrightmail.com points to: 66.35.35.26.

mail2.namebrightmail.com points to: 66.35.35.28.

wikicoursenote.com - robtex.com