`server.mdchess.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:8231^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:770^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.112^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.130.49^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.112, 172.67.130.49
		IPv6 hints	2606:4700:3031::ac43:8231, 2606:4700:3036::6815:770
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=225, name=cloudflare-ech.com

`mdchess.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:8231^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:770^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.7.112^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.130.49^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`curt.ns.cloudflare.com` ⭐
NS	`ines.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
MX	`route2.mx.cloudflare.net`⁽⁴⁵⁾
MX	`route3.mx.cloudflare.net`⁽⁷³⁾
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.7.112, 172.67.130.49
		IPv6 hints	2606:4700:3031::ac43:8231, 2606:4700:3036::6815:770
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=225, name=cloudflare-ech.com
SOA	`curt.ns.cloudflare.com`dns@cloudflare.com serial=2411443040

MX for

server.mdchess.com

Same first word

server.(0x787878)

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🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	g.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net...	-
mdchess.com	curt.ns.cloudflare.com, ines.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.164

NS records: curt.ns.cloudflare.com, ines.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mdchess.com (unsigned zone)

⏱️ Timing

Total: 195ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.7.112, 172.67.130.49`
AAAA	2	`2606:4700:3036::6815:770, 2606:4700:3031::ac43:8231`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

Analysis

Mail Server Role

server.mdchess.com handles its own mail, functioning as its own mail server.

IP Addresses

server.mdchess.com resolves to four IP addresses: 104.21.7.112, 172.67.130.49, 2606:4700:3031::ac43:8231 and 2606:4700:3036::6815:770.

Two other host names, along with 2v8d.com.cdn.cloudflare.net, panntae.com and apartmani-jurekovic.com, also share IP numbers with server.mdchess.com.

server.mdchess.com - robtex.com