`greatcryptoclass.com`

DNSSEC	⚠️ Not signed
NS	`ns-1216.awsdns-24.org` ⚠️ Not in zone NS records
		A	2600:9000:5304:c000::1^{🇺🇸 Amazon2600:9000:5304::/48 - CloudFront}
			PTR	`ns-1216.awsdns-24.org`
		A	205.251.196.192^{🇺🇸 Amazon205.251.196.0/24 prefix}
			PTR	`ns-1216.awsdns-24.org`
NS	`ns-1557.awsdns-02.co.uk` ⚠️ Not in zone NS records
		A	2600:9000:5306:1500::1^{🇺🇸 Amazon2600:9000:5306::/48 - CloudFront}
			PTR	`ns-1557.awsdns-02.co.uk`
		A	205.251.198.21^{🇺🇸 Amazon205.251.198.0/24 prefix}
			PTR	`ns-1557.awsdns-02.co.uk`
NS	`ns-277.awsdns-34.com` ⚠️ Not in zone NS records
		A	2600:9000:5301:1500::1^{🇺🇸 Amazon2600:9000:5301::/48 - CloudFront}
			PTR	`ns-277.awsdns-34.com`
		A	205.251.193.21^{🇺🇸 Amazon205.251.193.0/24 prefix}
			PTR	`ns-277.awsdns-34.com`
NS	`ns-619.awsdns-13.net` ⚠️ Not in zone NS records
		A	2600:9000:5302:6b00::1^{🇺🇸 Amazon2600:9000:5302::/48 - CloudFront}
			PTR	`ns-619.awsdns-13.net`
		A	205.251.194.107^{🇺🇸 Amazon205.251.194.0/24 prefix}
			PTR	`ns-619.awsdns-13.net`

`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=1777320356

Same first word

greatcryptoclass.com

DNS History

14 records (4 active, 10 former)

●NSns-1216.awsdns-24.org2026-03-26 → 2026-04-27 · 3 obs

○ 2020-02-21 23:08:38
● 2026-03-26 09:39:40
● 2026-04-27 20:30:18

○NSns-1274.awsdns-31.org2018-05-15 → 2020-02-21 · 4 obs

● 2018-05-15 14:48:50
● 2020-02-21 23:08:38
○ 2026-03-26 09:39:40
○ 2026-04-27 20:30:18

●NSns-1557.awsdns-02.co.uk2026-03-26 → 2026-04-27 · 3 obs

○ 2020-02-21 23:08:38
● 2026-03-26 09:39:40
● 2026-04-27 20:30:18

○NSns-163.awsdns-20.com2018-05-15 → 2020-02-21 · 4 obs

● 2018-05-15 14:48:50
● 2020-02-21 23:08:38
○ 2026-03-26 09:39:40
○ 2026-04-27 20:30:18

○NSns-1870.awsdns-41.co.uk2018-05-15 → 2020-02-21 · 4 obs

● 2018-05-15 14:48:50
● 2020-02-21 23:08:38
○ 2026-03-26 09:39:40
○ 2026-04-27 20:30:18

●NSns-277.awsdns-34.com2026-03-26 → 2026-04-27 · 3 obs

○ 2020-02-21 23:08:38
● 2026-03-26 09:39:40
● 2026-04-27 20:30:18

●NSns-619.awsdns-13.net2026-03-26 → 2026-04-27 · 3 obs

○ 2020-02-21 23:08:38
● 2026-03-26 09:39:40
● 2026-04-27 20:30:18

○NSns-986.awsdns-59.net2018-05-15 → 2020-02-21 · 4 obs

● 2018-05-15 14:48:50
● 2020-02-21 23:08:38
○ 2026-03-26 09:39:40
○ 2026-04-27 20:30:18

○A3.221.186.802020-02-21 → 2020-02-21 · 4 obs

○ 2018-05-15 14:48:50
● 2020-02-21 23:08:38
○ 2026-03-26 09:39:40
○ 2026-04-27 20:30:18

○A34.192.42.2352018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 14:48:50
○ 2020-02-21 23:08:38
○ 2026-04-27 20:30:18

○A52.20.174.2552020-02-21 → 2020-02-21 · 4 obs

○ 2018-05-15 14:48:50
● 2020-02-21 23:08:38
○ 2026-03-26 09:39:40
○ 2026-04-27 20:30:18

○A52.73.232.162018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 14:48:50
○ 2020-02-21 23:08:38
○ 2026-04-27 20:30:18

○A54.221.122.1632020-02-21 → 2020-02-21 · 4 obs

○ 2018-05-15 14:48:50
● 2020-02-21 23:08:38
○ 2026-03-26 09:39:40
○ 2026-04-27 20:30:18

○A54.84.4.782018-05-15 → 2018-05-15 · 3 obs

● 2018-05-15 14:48:50
○ 2020-02-21 23:08:38
○ 2026-04-27 20:30:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net...	-
greatcryptoclass.com	ns-619.awsdns-13.net, ns-277.awsdns-34.com, ns-1557.awsdns-02.co.uk, ns-1216.awsdns-24.org	2 records

✅ Authoritative Response

Server:205.251.194.107

NS records: ns-619.awsdns-13.net, ns-277.awsdns-34.com, ns-1557.awsdns-02.co.uk, ns-1216.awsdns-24.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for greatcryptoclass.com (unsigned zone)

⏱️ Timing

Total: 435ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-277.awsdns-34.com, ns-277.awsdns-34.com)

Analysis

Name Servers

greatcryptoclass.com is delegated to four name servers: ns-277.awsdns-34.com, ns-619.awsdns-13.net, ns-1216.awsdns-24.org and ns-1557.awsdns-02.co.uk.

greatcryptoclass.com at least partially shares name servers with other domains, for instance d2nough17ozhla.cloudfront.net, furusatoen.co.jp, getsk.co, digitelts.com and tropicaldessertrecipes.com.

These name servers are commonly used together with ns-160.awsdns-20.com, ns-1073.awsdns-06.org and ns-1807.awsdns-33.co.uk.

Host names with two IP numbers: ns-277.awsdns-34.com points to 2600:9000:5301:1500::1 and 205.251.193.21; ns-619.awsdns-13.net points to 2600:9000:5302:6b00::1 and 205.251.194.107; ns-1216.awsdns-24.org points to 2600:9000:5304:c000::1 and 205.251.196.192; ns-1557.awsdns-02.co.uk points to 2600:9000:5306:1500::1 and 205.251.198.21.

greatcryptoclass.com - robtex.com