`cognitivelearning.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns3.afternic.com` ⭐
		A	97.74.98.65^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns3.afternic.com`
NS	`ns4.afternic.com`
		A	173.201.66.65^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns4.namefind.com`
TXT	`v=spf1 -all`
SOA	`ns3.afternic.com`dns@jomax.net 2025-10-01 #0

`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

cognitivelearning.com

DNS History

16 records (4 active, 12 former)

○NSns.buydomains.com2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 06:26:58
○ 2015-06-29 21:21:54
○ 2026-03-24 09:21:42

●NSns3.afternic.com2026-03-22 → 2026-03-24 · 3 obs

○ 2017-06-03 02:48:58
● 2026-03-22 14:10:42
● 2026-03-24 09:21:42

●NSns4.afternic.com2026-03-22 → 2026-03-24 · 3 obs

○ 2017-06-03 02:48:58
● 2026-03-22 14:10:42
● 2026-03-24 09:21:42

○NSns61.domaincontrol.com2015-06-29 → 2017-06-03 · 5 obs

○ 2008-03-20 06:26:58
● 2015-06-29 21:21:54
● 2017-06-03 02:48:58
○ 2026-03-22 14:10:42
○ 2026-03-24 09:21:42

○NSns62.domaincontrol.com2015-06-29 → 2017-06-03 · 5 obs

○ 2008-03-20 06:26:58
● 2015-06-29 21:21:54
● 2017-06-03 02:48:58
○ 2026-03-22 14:10:42
○ 2026-03-24 09:21:42

○NSthis-domain-for-sale.com2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 06:26:58
○ 2015-06-29 21:21:54
○ 2026-03-24 09:21:42

○MXalt1.aspmx.l.google.com2015-06-29 → 2017-06-03 · 5 obs

○ 2008-03-20 06:26:58
● 2015-06-29 21:21:54
● 2017-06-03 02:48:58
○ 2026-03-22 14:10:42
○ 2026-03-24 09:21:42

○MXalt2.aspmx.l.google.com2015-06-29 → 2017-06-03 · 5 obs

○ 2008-03-20 06:26:58
● 2015-06-29 21:21:54
● 2017-06-03 02:48:58
○ 2026-03-22 14:10:42
○ 2026-03-24 09:21:42

○MXaspmx.l.google.com2015-06-29 → 2017-06-03 · 5 obs

○ 2008-03-20 06:26:58
● 2015-06-29 21:21:54
● 2017-06-03 02:48:58
○ 2026-03-22 14:10:42
○ 2026-03-24 09:21:42

○MXaspmx2.googlemail.com2015-06-29 → 2017-06-03 · 5 obs

○ 2008-03-20 06:26:58
● 2015-06-29 21:21:54
● 2017-06-03 02:48:58
○ 2026-03-22 14:10:42
○ 2026-03-24 09:21:42

○MXaspmx3.googlemail.com2015-06-29 → 2017-06-03 · 5 obs

○ 2008-03-20 06:26:58
● 2015-06-29 21:21:54
● 2017-06-03 02:48:58
○ 2026-03-22 14:10:42
○ 2026-03-24 09:21:42

○MXdev.null2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 06:26:58
○ 2015-06-29 21:21:54
○ 2026-03-24 09:21:42

●A13.248.169.482026-03-22 → 2026-03-24 · 3 obs

○ 2017-06-03 02:48:58
● 2026-03-22 14:10:42
● 2026-03-24 09:21:42

○A160.153.75.1602015-06-29 → 2017-06-03 · 5 obs

○ 2008-03-20 06:26:58
● 2015-06-29 21:21:54
● 2017-06-03 02:48:58
○ 2026-03-22 14:10:42
○ 2026-03-24 09:21:42

○A208.254.26.1322008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 06:26:58
○ 2015-06-29 21:21:54
○ 2026-03-24 09:21:42

●A76.223.54.1462026-03-22 → 2026-03-24 · 3 obs

○ 2017-06-03 02:48:58
● 2026-03-22 14:10:42
● 2026-03-24 09:21:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cognitivelearning.com	ns3.afternic.com, ns4.afternic.com	2 records

✅ Authoritative Response

Server:173.201.66.65

NS records: ns3.afternic.com, ns4.afternic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cognitivelearning.com (unsigned zone)

⏱️ Timing

Total: 119ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.248.169.48, 76.223.54.146`
NS	2	`ns3.afternic.com, ns4.afternic.com`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`ns3.afternic.com dns.jomax.net`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns3.afternic.com, ns4.afternic.com)

Analysis

IP Addresses

cognitivelearning.com points to two IP numbers: 13.248.169.48 and 76.223.54.146.

Other host names such as predil.com, 99sands.com, estripper.com, me2c.com and ns004dns.boschalternator.up4.net share IP numbers with cognitivelearning.com.

Name Servers

cognitivelearning.com is delegated to two name servers: ns3.afternic.com and ns4.afternic.com.

cognitivelearning.com uses the same name server setup as other domains, including mail.firstjoker.com, smartport.net, sterlinglakes.com, handview.com and trimguys.com.

cognitivelearning.com at least partially shares name servers with other domains; for instance onchain365.com, mmnn.com and thinkparking.com.

Hostnames with a single IP

ns3.afternic.com resolves to: 97.74.98.65.

ns4.afternic.com resolves to: 173.201.66.65.

cognitivelearning.com - robtex.com