`mattcornell.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:2e43^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:880d^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.46.67^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.136.13^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`mark.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b82^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c182^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mark.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2182^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mark.ns.cloudflare.com`
		A	108.162.193.130^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	172.64.33.130^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	173.245.59.130^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
NS	`nelly.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nelly.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nelly.ns.cloudflare.com`
		A	108.162.192.209^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
		A	172.64.32.209^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
		A	173.245.58.209^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nelly.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.46.67, 172.67.136.13
		IPv6 hints	2606:4700:3035::6815:2e43, 2606:4700:3037::ac43:880d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=137, name=cloudflare-ech.com
SOA	`mark.ns.cloudflare.com`dns@cloudflare.com serial=2410907348

`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=1785799867

Same first word

mattcornell.org

DNS History

19 records (6 active, 13 former)

●NSmark.ns.cloudflare.com2026-06-24 → 2026-08-04 · 3 obs

○ 2017-03-31 12:28:20
● 2026-06-24 07:16:44
● 2026-08-04 00:06:12

●NSnelly.ns.cloudflare.com2026-06-24 → 2026-08-04 · 3 obs

○ 2017-03-31 12:28:20
● 2026-06-24 07:16:44
● 2026-08-04 00:06:12

○NSns.depressed.net2015-08-23 → 2016-08-08 · 4 obs

● 2015-08-23 05:36:04
● 2016-08-08 05:33:42
○ 2017-03-31 12:28:20
○ 2026-08-04 00:06:12

○NSns.sysabend.org2015-08-23 → 2016-08-08 · 4 obs

● 2015-08-23 05:36:04
● 2016-08-08 05:33:42
○ 2017-03-31 12:28:20
○ 2026-08-04 00:06:12

○NSns1.dreamhost.com2017-03-31 → 2017-03-31 · 4 obs

○ 2016-08-08 05:33:42
● 2017-03-31 12:28:20
○ 2026-06-24 07:16:44
○ 2026-08-04 00:06:12

○NSns1.sysabend.org2015-08-23 → 2016-08-08 · 4 obs

● 2015-08-23 05:36:04
● 2016-08-08 05:33:42
○ 2017-03-31 12:28:20
○ 2026-08-04 00:06:12

○NSns2.depressed.net2015-08-23 → 2016-08-08 · 4 obs

● 2015-08-23 05:36:04
● 2016-08-08 05:33:42
○ 2017-03-31 12:28:20
○ 2026-08-04 00:06:12

○NSns2.dreamhost.com2017-03-31 → 2017-03-31 · 4 obs

○ 2016-08-08 05:33:42
● 2017-03-31 12:28:20
○ 2026-06-24 07:16:44
○ 2026-08-04 00:06:12

○NSns3.dreamhost.com2017-03-31 → 2017-03-31 · 4 obs

○ 2016-08-08 05:33:42
● 2017-03-31 12:28:20
○ 2026-06-24 07:16:44
○ 2026-08-04 00:06:12

○MXmx1.sysabend.org2015-08-23 → 2016-08-08 · 4 obs

● 2015-08-23 05:36:04
● 2016-08-08 05:33:42
○ 2017-03-31 12:28:20
○ 2026-08-04 00:06:12

○MXvade-in1.mail.dreamhost.com2017-03-31 → 2017-03-31 · 4 obs

○ 2016-08-08 05:33:42
● 2017-03-31 12:28:20
○ 2026-06-24 07:16:44
○ 2026-08-04 00:06:12

○MXvade-in2.mail.dreamhost.com2017-03-31 → 2017-03-31 · 4 obs

○ 2016-08-08 05:33:42
● 2017-03-31 12:28:20
○ 2026-06-24 07:16:44
○ 2026-08-04 00:06:12

●A104.21.46.672026-06-24 → 2026-08-04 · 3 obs

○ 2017-03-31 12:28:20
● 2026-06-24 07:16:44
● 2026-08-04 00:06:12

●A172.67.136.132026-06-24 → 2026-08-04 · 3 obs

○ 2017-03-31 12:28:20
● 2026-06-24 07:16:44
● 2026-08-04 00:06:12

○A2606:4700:3034::ac43:880d2026-06-24 → 2026-06-24 · 4 obs

○ 2017-03-31 12:28:20
● 2026-06-24 07:16:44
○ 2026-08-03 15:45:10
○ 2026-08-04 00:06:12

●A2606:4700:3035::6815:2e432026-06-24 → 2026-08-04 · 3 obs

○ 2017-03-31 12:28:20
● 2026-06-24 07:16:44
● 2026-08-04 00:06:12

●A2606:4700:3037::ac43:880d2026-08-03 → 2026-08-04 · 3 obs

○ 2026-06-24 07:16:44
● 2026-08-03 15:45:10
● 2026-08-04 00:06:12

○A64.90.53.1442017-03-31 → 2017-03-31 · 4 obs

○ 2016-08-08 05:33:42
● 2017-03-31 12:28:20
○ 2026-06-24 07:16:44
○ 2026-08-04 00:06:12

○A69.163.208.1362015-08-23 → 2016-08-08 · 4 obs

● 2015-08-23 05:36:04
● 2016-08-08 05:33:42
○ 2017-03-31 12:28:20
○ 2026-08-04 00:06:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
mattcornell.org	mark.ns.cloudflare.com, nelly.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.209

NS records: mark.ns.cloudflare.com, nelly.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mattcornell.org (unsigned zone)

⏱️ Timing

Total: 511ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.136.13, 104.21.46.67`
AAAA	2	`2606:4700:3037::ac43:880d, 2606:4700:3035::6815:2e43`
NS	2	`mark.ns.cloudflare.com, nelly.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`mark.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

mattcornell.org directs to four IP numbers, which are 104.21.46.67, 172.67.136.13, 2606:4700:3035::6815:2e43 and 2606:4700:3037::ac43:880d.

kajian4djp.space, taxcoliector.za.com, legacylookup.com plus two other host names have IP numbers in common with mattcornell.org.

Name Servers

Two name servers handle the delegation for mattcornell.org: mark.ns.cloudflare.com and nelly.ns.cloudflare.com.

The name server configuration of mattcornell.org is shared with other domains, for instance rabbieckstein.org, moliscoaching.com, beautyandbrains.us and two others.

There is at least partial name server overlap between mattcornell.org and other domains — kaskustoto.io, affltxm.today, markastotodonat.com and two more among them.

These name servers are routinely deployed together with the name servers alberto.ns.cloudflare.com.

Hosts with 6 IP addresses each:

mark.ns.cloudflare.com resolves to 108.162.193.130, 172.64.33.130 and 173.245.59.130 among others, with 3 other IP addresses in total.

nelly.ns.cloudflare.com resolves to 108.162.192.209, 172.64.32.209 and 173.245.58.209 among others, with 3 other IP addresses in total.

mattcornell.org - robtex.com

mattcornell.org

org

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`mattcornell.org`

`org`