`harvardderm.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:90ba^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:1c4a^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.28.74^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.144.186^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`stanley.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c8d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stanley.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c38d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`stanley.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:238d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`stanley.ns.cloudflare.com`
		A	108.162.195.141^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stanley.ns.cloudflare.com`
		A	162.159.44.141^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stanley.ns.cloudflare.com`
		A	172.64.35.141^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`stanley.ns.cloudflare.com`
NS	`ximena.ns.cloudflare.com`
		A	2606:4700:50::a29f:260a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ximena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c20a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ximena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:220a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ximena.ns.cloudflare.com`
		A	108.162.194.10^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ximena.ns.cloudflare.com`
		A	162.159.38.10^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ximena.ns.cloudflare.com`
		A	172.64.34.10^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ximena.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.28.74, 172.67.144.186
		IPv6 hints	2606:4700:3031::ac43:90ba, 2606:4700:3036::6815:1c4a
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=114, name=cloudflare-ech.com
SOA	`stanley.ns.cloudflare.com`dns@cloudflare.com serial=2399367301

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1776286076

Same first word

harvardderm.org

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
harvardderm.org	stanley.ns.cloudflare.com, ximena.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.10

NS records: stanley.ns.cloudflare.com, ximena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for harvardderm.org (unsigned zone)

⏱️ Timing

Total: 857ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.144.186, 104.21.28.74`
AAAA	2	`2606:4700:3031::ac43:90ba, 2606:4700:3036::6815:1c4a`
NS	2	`stanley.ns.cloudflare.com, ximena.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`stanley.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

harvardderm.org points to four IP numbers: 2606:4700:3031::ac43:90ba, 2606:4700:3036::6815:1c4a, 104.21.28.74 and 172.67.144.186.

Other host names, for instance ealingbroadwayshopping.co.uk, idisingkilkota.org, trevalionphex.com, nonproliferation.eu and grenadaherald.com share IP numbers with harvardderm.org.

Name Servers

harvardderm.org is delegated to two name servers: stanley.ns.cloudflare.com and ximena.ns.cloudflare.com.

harvardderm.org uses the same name server setup as other domains, for instance revistahello.com, jameschristopherson.com, pigeonnavigation.com, christopherson.me and pitersk.ru.

harvardderm.org shares name servers with other domains at least partially, for instance bindernet.sk, servercatch.com, kuai-bang.com, yhnmzfw.com and kaleno.ir.

These name servers are commonly used with kristin.ns.cloudflare.com, finley.ns.cloudflare.com, elmo.ns.cloudflare.com and vida.ns.cloudflare.com.

Host names with six IP numbers: stanley.ns.cloudflare.com points to 2606:4700:58::a29f:2c8d, 2803:f800:50::6ca2:c38d, 2a06:98c1:50::ac40:238d, 108.162.195.141, 162.159.44.141 and 172.64.35.141; ximena.ns.cloudflare.com points to 2606:4700:50::a29f:260a, 2803:f800:50::6ca2:c20a, 2a06:98c1:50::ac40:220a, 108.162.194.10, 162.159.38.10 and 172.64.34.10.

harvardderm.org - robtex.com

harvardderm.org

org