`keiserlearning.com`

DNSSEC	⚠️ Not signed
A	18.205.171.114^{🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix}
		PTR	`ec2-18-205-171-114.compute-1.amazonaws.com`
NS	`ns1.graggadv.com` ⭐
		A	52.200.0.94^{🇺🇸 Amazon52.200.0.0/13 EC2 IAD prefix}
			PTR	`ec2-52-200-0-94.compute-1.amazonaws.com`
NS	`ns2.graggadv.com`
		A	54.160.11.157^{🇺🇸 Amazon54.160.0.0/14 EC2 IAD prefix}
			PTR	`ec2-54-160-11-157.compute-1.amazonaws.com`
SOA	`ns1.graggadv.com`admin@keiserlearning.com serial=1774363738

`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=1774363897

Same first word

keiserlearning.com

DNS History

5 records (3 active, 2 former)

●NSns1.graggadv.com2015-08-17 → 2026-03-24 · 2 obs

● 2015-08-17 08:22:06
● 2026-03-24 15:05:54

●NSns2.graggadv.com2015-08-17 → 2026-03-24 · 2 obs

● 2015-08-17 08:22:06
● 2026-03-24 15:05:54

●A18.205.171.1142026-02-19 → 2026-03-24 · 3 obs

○ 2018-10-13 14:54:42
● 2026-02-19 18:20:24
● 2026-03-24 15:05:54

○A64.126.102.462018-10-13 → 2018-10-13 · 4 obs

○ 2017-01-12 21:56:36
● 2018-10-13 14:54:42
○ 2026-02-19 18:20:24
○ 2026-03-24 15:05:54

○A64.126.107.902015-08-17 → 2017-01-12 · 4 obs

● 2015-08-17 08:22:06
● 2017-01-12 21:56:36
○ 2018-10-13 14:54:42
○ 2026-03-24 15:05:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
keiserlearning.com	ns1.graggadv.com, ns2.graggadv.com	2 records

✅ Authoritative Response

Server:54.160.11.157

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for keiserlearning.com (unsigned zone)

⏱️ Timing

Total: 864ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`18.205.171.114`
NS	2	`ns1.graggadv.com, ns2.graggadv.com`
SOA	1	`ns1.graggadv.com admin.keiserlearning.co`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.graggadv.com, ns2.graggadv.com)

Analysis

IP Addresses

keiserlearning.com points to a single IP number: 18.205.171.114.

Other host names, for instance keiseruniversitymba.com, keiseradvantage.com, kusarasota.com, ec2-18-205-171-114.compute-1.amazonaws.com and mykeiser.com share IP numbers with keiserlearning.com.

Name Servers

keiserlearning.com is delegated to two name servers: ns1.graggadv.com and ns2.graggadv.com.

keiserlearning.com uses the same name server setup as other domains, for instance essonline.biz, arlingtonci.com, keisersportsmed.com, kuculinary.com and eticampus.edu.

Host names with one IP number:

ns1.graggadv.com points to: 52.200.0.94.

ns2.graggadv.com points to: 54.160.11.157.

keiserlearning.com - robtex.com