`diagnosticsignal.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:4989^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:9110^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.73.137^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.145.16^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`cloe.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a56^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c056^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`cloe.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2056^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`cloe.ns.cloudflare.com`
		A	108.162.192.86^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
		A	172.64.32.86^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
		A	173.245.58.86^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`cloe.ns.cloudflare.com`
NS	`dane.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b61^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c161^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dane.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2161^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dane.ns.cloudflare.com`
		A	108.162.193.97^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
		A	172.64.33.97^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
		A	173.245.59.97^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dane.ns.cloudflare.com`
TXT	`google-site-verification=dSAEFtGZvLkOg_m-6QzMYbnr9IQlxEE-ZYg5f8YbqVw`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.73.137, 172.67.145.16
		IPv6 hints	2606:4700:3031::6815:4989, 2606:4700:3035::ac43:9110
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=63, name=cloudflare-ech.com
SOA	`cloe.ns.cloudflare.com`dns@cloudflare.com serial=2406508406

`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=1784119117

🔒 HSTS Preload (+subdomains)

Same first word

diagnosticsignal.com

DNS History

8 records (6 active, 2 former)

●NScloe.ns.cloudflare.com2026-06-05 → 2026-07-15 · 2 obs

● 2026-06-05 18:49:28
● 2026-07-15 12:51:12

●NSdane.ns.cloudflare.com2026-06-05 → 2026-07-15 · 2 obs

● 2026-06-05 18:49:28
● 2026-07-15 12:51:12

●A104.21.73.1372026-06-05 → 2026-07-15 · 2 obs

● 2026-06-05 18:49:28
● 2026-07-15 12:51:12

●A172.67.145.162026-06-05 → 2026-07-15 · 2 obs

● 2026-06-05 18:49:28
● 2026-07-15 12:51:12

○A2606:4700:3030::6815:49892026-06-05 → 2026-06-05 · 3 obs

● 2026-06-05 18:49:28
○ 2026-07-15 12:51:10
○ 2026-07-15 12:51:12

●A2606:4700:3031::6815:49892026-07-15 → 2026-07-15 · 3 obs

○ 2026-06-05 18:49:28
● 2026-07-15 12:51:10
● 2026-07-15 12:51:12

○A2606:4700:3033::ac43:91102026-06-05 → 2026-06-05 · 3 obs

● 2026-06-05 18:49:28
○ 2026-07-15 12:51:10
○ 2026-07-15 12:51:12

●A2606:4700:3035::ac43:91102026-07-15 → 2026-07-15 · 3 obs

○ 2026-06-05 18:49:28
● 2026-07-15 12:51:10
● 2026-07-15 12:51:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
diagnosticsignal.com	cloe.ns.cloudflare.com, dane.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.86

NS records: cloe.ns.cloudflare.com, dane.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for diagnosticsignal.com (unsigned zone)

⏱️ Timing

Total: 248ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.73.137, 172.67.145.16`
AAAA	2	`2606:4700:3031::6815:4989, 2606:4700:3035::ac43:9110`
NS	2	`cloe.ns.cloudflare.com, dane.ns.cloudflare.com`
TXT	1	`google-site-verification=dSAEFtGZvLkOg_m`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`cloe.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

diagnosticsignal.com directs to four IP numbers, which are 104.21.73.137, 172.67.145.16, 2606:4700:3031::6815:4989 and 2606:4700:3035::ac43:9110.

Among the host names that share IP numbers with diagnosticsignal.com are rushwittwilson.co.uk, geriatronik.de, princetonstrategygroup.com and two others.

Name Servers

DNS delegation for diagnosticsignal.com points to two name servers: cloe.ns.cloudflare.com and dane.ns.cloudflare.com.

diagnosticsignal.com has the same name server delegation as a number of other domains, such as kennelgear.com, luluscafe.com, multiwiicopter.com and two more.

There is at least partial name server overlap between diagnosticsignal.com and other domains — datify.co.uk, theamusetech.com, french-property.co.uk and two more among them.

These name servers tend to appear in combination with the name servers norman.ns.cloudflare.com, evan.ns.cloudflare.com, dell.ns.cloudflare.com and jeff.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

cloe.ns.cloudflare.com has IP addresses 108.162.192.86, 172.64.32.86 and 173.245.58.86, plus 3 other.

dane.ns.cloudflare.com has IP addresses 108.162.193.97, 172.64.33.97 and 173.245.59.97, plus 3 other.

diagnosticsignal.com - robtex.com