gametheoryclass.com - dns.ninja

`gametheoryclass.com`

DNSSEC	⚠️ Not signed
A	107.22.230.10^{🇺🇸 Amazon107.22.0.0/16 EC2 IAD prefix}
		PTR	`ec2-107-22-230-10.compute-1.amazonaws.com`
NS	`ns-411.awsdns-51.com` ⭐
		A	2600:9000:5301:9b00::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-411.awsdns-51.com`
		A	205.251.193.155^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-411.awsdns-51.com`
NS	`ns-1203.awsdns-22.org`
		A	2600:9000:5304:b300::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1203.awsdns-22.org`
		A	205.251.196.179^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1203.awsdns-22.org`
NS	`ns-1647.awsdns-13.co.uk`
		A	2600:9000:5306:6f00::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1647.awsdns-13.co.uk`
		A	205.251.198.111^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1647.awsdns-13.co.uk`
NS	`ns-588.awsdns-09.net`
		A	2600:9000:5302:4c00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-588.awsdns-09.net`
		A	205.251.194.76^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-588.awsdns-09.net`
TXT	`v=spf1 -all`
SOA	`ns-411.awsdns-51.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=1782137325

Same first word

gametheoryclass.com

DNS History

9 records (5 active, 4 former)

●NSns-1203.awsdns-22.org2026-02-26 → 2026-06-22 · 3 obs

○ 2020-03-15 20:11:06
● 2026-02-26 07:47:42
● 2026-06-22 14:38:54

●NSns-1647.awsdns-13.co.uk2026-02-26 → 2026-06-22 · 3 obs

○ 2020-03-15 20:11:06
● 2026-02-26 07:47:42
● 2026-06-22 14:38:54

●NSns-411.awsdns-51.com2026-02-26 → 2026-06-22 · 3 obs

○ 2020-03-15 20:11:06
● 2026-02-26 07:47:42
● 2026-06-22 14:38:54

●NSns-588.awsdns-09.net2026-02-26 → 2026-06-22 · 3 obs

○ 2020-03-15 20:11:06
● 2026-02-26 07:47:42
● 2026-06-22 14:38:54

○NSns41.domaincontrol.com2015-08-21 → 2020-03-15 · 4 obs

● 2015-08-21 16:49:56
● 2020-03-15 20:11:06
○ 2026-02-26 07:47:42
○ 2026-06-22 14:38:54

○NSns42.domaincontrol.com2015-08-21 → 2020-03-15 · 4 obs

● 2015-08-21 16:49:56
● 2020-03-15 20:11:06
○ 2026-02-26 07:47:42
○ 2026-06-22 14:38:54

○MXmailstore1.secureserver.net2015-08-21 → 2020-03-15 · 4 obs

● 2015-08-21 16:49:56
● 2020-03-15 20:11:06
○ 2026-02-26 07:47:42
○ 2026-06-22 14:38:54

○MXsmtp.secureserver.net2015-08-21 → 2020-03-15 · 4 obs

● 2015-08-21 16:49:56
● 2020-03-15 20:11:06
○ 2026-02-26 07:47:42
○ 2026-06-22 14:38:54

●A107.22.230.102015-08-21 → 2026-06-22 · 2 obs

● 2015-08-21 16:49:56
● 2026-06-22 14:38:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net...	-
gametheoryclass.com	ns-588.awsdns-09.net, ns-411.awsdns-51.com, ns-1647.awsdns-13.co.uk, ns-1203.awsdns-22.org	2 records

✅ Authoritative Response

Server:205.251.193.155

NS records: ns-588.awsdns-09.net, ns-411.awsdns-51.com, ns-1647.awsdns-13.co.uk, ns-1203.awsdns-22.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for gametheoryclass.com (unsigned zone)

⏱️ Timing

Total: 432ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`107.22.230.10`
NS	4	`ns-1203.awsdns-22.org, ns-1647.awsdns-13.co.uk...`
TXT	1	`v=spf1 -all`
SOA	1	`ns-411.awsdns-51.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-411.awsdns-51.com, ns-411.awsdns-51.com)

Analysis

IP Addresses

gametheoryclass.com directs to one IP number, which is 107.22.230.10.

Among the host names that share IP numbers with gametheoryclass.com are lean-startup-class.com, modelthinker-class.com, ec2-107-22-230-10.compute-1.amazonaws.com and two others.

Name Servers

The domain gametheoryclass.com is delegated to these four name servers: ns-411.awsdns-51.com, ns-588.awsdns-09.net, ns-1203.awsdns-22.org and ns-1647.awsdns-13.co.uk.

gametheoryclass.com has at least partial name server overlap with other domains, such as nexone.ca, choicefoodservice.com, codapay.net and two others.

ns-411.awsdns-51.com, ns-588.awsdns-09.net, ns-1203.awsdns-22.org and ns-1647.awsdns-13.co.uk all point to exactly two IP numbers each: ns-411.awsdns-51.com → 205.251.193.155 and 2600:9000:5301:9b00::1; ns-588.awsdns-09.net → 205.251.194.76 and 2600:9000:5302:4c00::1; ns-1203.awsdns-22.org → 205.251.196.179 and 2600:9000:5304:b300::1; ns-1647.awsdns-13.co.uk → 205.251.198.111 and 2600:9000:5306:6f00::1.