`dukeendowment.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:1146^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::ac43:df38^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.17.70^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.223.56^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`grant.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c82^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grant.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c382^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`grant.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2382^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`grant.ns.cloudflare.com`
		A	108.162.195.130^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grant.ns.cloudflare.com`
		A	162.159.44.130^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grant.ns.cloudflare.com`
		A	172.64.35.130^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`grant.ns.cloudflare.com`
NS	`marjory.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ac1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marjory.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`marjory.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`marjory.ns.cloudflare.com`
		A	108.162.192.193^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marjory.ns.cloudflare.com`
		A	172.64.32.193^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marjory.ns.cloudflare.com`
		A	173.245.58.193^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`marjory.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.17.70, 172.67.223.56
		IPv6 hints	2606:4700:3033::6815:1146, 2606:4700:3034::ac43:df38
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=178, name=cloudflare-ech.com
SOA	`grant.ns.cloudflare.com`dns@cloudflare.com serial=2410979532

`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=1785778127

Same first word

dukeendowment.com

dukeendowment.org

dukeendowment.info

DNS History

10 records (6 active, 4 former)

●NSgrant.ns.cloudflare.com2026-07-19 → 2026-08-03 · 3 obs

○ 2017-03-21 11:41:38
● 2026-07-19 20:46:26
● 2026-08-03 17:42:24

●NSmarjory.ns.cloudflare.com2026-07-19 → 2026-08-03 · 3 obs

○ 2017-03-21 11:41:38
● 2026-07-19 20:46:26
● 2026-08-03 17:42:24

○NSns21.worldnic.com2015-08-10 → 2017-03-21 · 4 obs

● 2015-08-10 20:30:34
● 2017-03-21 11:41:38
○ 2026-07-19 20:46:26
○ 2026-08-03 17:42:24

○NSns22.worldnic.com2015-08-10 → 2017-03-21 · 4 obs

● 2015-08-10 20:30:34
● 2017-03-21 11:41:38
○ 2026-07-19 20:46:26
○ 2026-08-03 17:42:24

○MXp.webcom.ctmail.com2015-12-01 → 2017-03-21 · 4 obs

● 2015-12-01 04:42:02
● 2017-03-21 11:41:38
○ 2026-07-19 20:46:26
○ 2026-08-03 17:42:24

●A104.21.17.702026-07-19 → 2026-08-03 · 3 obs

○ 2017-03-21 11:41:38
● 2026-07-19 20:46:26
● 2026-08-03 17:42:24

●A172.67.223.562026-07-19 → 2026-08-03 · 3 obs

○ 2017-03-21 11:41:38
● 2026-07-19 20:46:26
● 2026-08-03 17:42:24

●A2606:4700:3033::6815:11462026-07-19 → 2026-08-03 · 3 obs

○ 2017-03-21 11:41:38
● 2026-07-19 20:46:26
● 2026-08-03 17:42:24

●A2606:4700:3034::ac43:df382026-07-19 → 2026-08-03 · 3 obs

○ 2017-03-21 11:41:38
● 2026-07-19 20:46:26
● 2026-08-03 17:42:24

○A74.207.236.1612015-08-10 → 2017-03-21 · 4 obs

● 2015-08-10 20:30:34
● 2017-03-21 11:41:38
○ 2026-07-19 20:46:26
○ 2026-08-03 17:42:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net...	-
dukeendowment.com	marjory.ns.cloudflare.com, grant.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.193

NS records: marjory.ns.cloudflare.com, grant.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for dukeendowment.com (unsigned zone)

⏱️ Timing

Total: 190ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.223.56, 104.21.17.70`
AAAA	2	`2606:4700:3034::ac43:df38, 2606:4700:3033::6815:1146`
NS	2	`grant.ns.cloudflare.com, marjory.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`grant.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (marjory.ns.cloudflare.com, marjory.ns.cloudflare.com, marjory.ns.cloudflare.com...)

Analysis

IP Addresses

dukeendowment.com resolves to four IP addresses: 104.21.17.70, 172.67.223.56, 2606:4700:3033::6815:1146 and 2606:4700:3034::ac43:df38.

betsat1582.com, tzexiu.com, mysarisaristore.com plus two other host names have IP numbers in common with dukeendowment.com.

Name Servers

dukeendowment.com is delegated to two name servers: grant.ns.cloudflare.com and marjory.ns.cloudflare.com.

The name server configuration of dukeendowment.com is shared with other domains, for instance culturalfm.com.br, dukeendowment.org, play-australian-pokies.com and two others.

dukeendowment.com partially shares its NS delegation with several other domains, including appbased.one, marketsolutions.uk, byfera.com and two others.

The name servers ray.ns.cloudflare.com, sharon.ns.cloudflare.com, gemma.ns.cloudflare.com and isla.ns.cloudflare.com are often found in use alongside these name servers.

Hosts with 6 IP addresses each:

grant.ns.cloudflare.com resolves to 108.162.195.130, 162.159.44.130, 172.64.35.130 and 3 other IP addresses.

marjory.ns.cloudflare.com resolves to 108.162.192.193, 172.64.32.193, 173.245.58.193 and 3 other IP addresses.

dukeendowment.com - robtex.com