`d.cdn223.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:5767^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:a956^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.87.103^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.169.86^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.87.103, 172.67.169.86
		IPv6 hints	2606:4700:3032::6815:5767, 2606:4700:3033::ac43:a956
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=239, name=cloudflare-ech.com

`cdn223.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:5767^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:a956^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.87.103^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.169.86^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`gail.ns.cloudflare.com` ⭐
NS	`kurt.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.87.103, 172.67.169.86
		IPv6 hints	2606:4700:3032::6815:5767, 2606:4700:3033::ac43:a956
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=186, name=cloudflare-ech.com
SOA	`gail.ns.cloudflare.com`dns@cloudflare.com serial=2411655942

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DNS History

6 records (4 active, 2 former)

●A104.21.87.1032026-06-14 → 2026-08-09 · 2 obs

● 2026-06-14 19:53:18
● 2026-08-09 12:04:24

●A172.67.169.862026-06-14 → 2026-08-09 · 2 obs

● 2026-06-14 19:53:18
● 2026-08-09 12:04:24

○A2606:4700:3031::6815:57672026-06-14 → 2026-06-14 · 3 obs

● 2026-06-14 19:53:18
○ 2026-08-06 20:37:58
○ 2026-08-09 12:04:24

●A2606:4700:3032::6815:57672026-08-06 → 2026-08-09 · 3 obs

○ 2026-06-14 19:53:18
● 2026-08-06 20:37:58
● 2026-08-09 12:04:24

●A2606:4700:3033::ac43:a9562026-08-06 → 2026-08-09 · 3 obs

○ 2026-06-14 19:53:18
● 2026-08-06 20:37:58
● 2026-08-09 12:04:24

○A2606:4700:3035::ac43:a9562026-06-14 → 2026-06-14 · 3 obs

● 2026-06-14 19:53:18
○ 2026-08-06 20:37:58
○ 2026-08-09 12:04:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
cdn223.com	gail.ns.cloudflare.com, kurt.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:172.64.32.116

NS records: gail.ns.cloudflare.com, kurt.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cdn223.com (unsigned zone)

⏱️ Timing

Total: 162ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.87.103, 172.67.169.86`
AAAA	2	`2606:4700:3033::ac43:a956, 2606:4700:3032::6815:5767`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

d.cdn223.com has four IP addresses: 104.21.87.103, 172.67.169.86, 2606:4700:3032::6815:5767 and 2606:4700:3033::ac43:a956.

Two other host names, along with sxf.ams-league.com, theshepherdsshield.org and vitalkitchenskillsal.info, also share IP numbers with d.cdn223.com.

d.cdn223.com - robtex.com

d.cdn223.com

cdn223.com