`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` ⭐
		A	2606:4700:58::adf5:3b5e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c15e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`curt.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:215e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`curt.ns.cloudflare.com`
		A	108.162.193.94^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
		A	172.64.33.94^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
		A	173.245.59.94^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`curt.ns.cloudflare.com`
NS	`ines.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aa4^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ines.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0a4^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ines.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20a4^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ines.ns.cloudflare.com`
		A	108.162.192.164^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ines.ns.cloudflare.com`
		A	172.64.32.164^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ines.ns.cloudflare.com`
		A	173.245.58.164^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ines.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁴⁵⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁷³⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
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=251, name=cloudflare-ech.com
SOA	`curt.ns.cloudflare.com`dns@cloudflare.com serial=2411443040

`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=1786684914

Previously MX for

mdchess.com

Subdomains

server.mdchess.com

Same first word

mdchess.org

mdchess.com

Similar names

mcsheds.com

chessmd.com

deschms.de

csdmesh.org

ssdchem.com

chemsds.com

mscshed.com

chessmd.org

DNS History

26 records (9 active, 17 former)

●NScurt.ns.cloudflare.com2026-08-11 → 2026-08-14 · 3 obs

○ 2026-07-02 19:11:40
● 2026-08-11 18:45:48
● 2026-08-14 05:50:54

●NSines.ns.cloudflare.com2026-08-11 → 2026-08-14 · 3 obs

○ 2026-07-02 19:11:40
● 2026-08-11 18:45:48
● 2026-08-14 05:50:54

○NSns3.a2hosting.com2016-07-23 → 2016-09-26 · 5 obs

○ 2016-04-01 14:43:46
● 2016-07-23 03:46:08
● 2016-09-26 08:21:22
○ 2026-07-02 19:11:40
○ 2026-08-14 05:50:54

○NSns4.a2hosting.com2016-07-23 → 2016-09-26 · 5 obs

○ 2016-04-01 14:43:46
● 2016-07-23 03:46:08
● 2016-09-26 08:21:22
○ 2026-07-02 19:11:40
○ 2026-08-14 05:50:54

○NSns49.domaincontrol.com2026-07-02 → 2026-07-02 · 4 obs

○ 2016-09-26 08:21:22
● 2026-07-02 19:11:40
○ 2026-08-11 18:45:48
○ 2026-08-14 05:50:54

○NSns50.domaincontrol.com2026-07-02 → 2026-07-02 · 4 obs

○ 2016-09-26 08:21:22
● 2026-07-02 19:11:40
○ 2026-08-11 18:45:48
○ 2026-08-14 05:50:54

○NSns53.domaincontrol.com2015-05-20 → 2016-04-01 · 4 obs

● 2015-05-20 17:07:22
● 2016-04-01 14:43:46
○ 2016-07-23 03:46:08
○ 2026-08-14 05:50:54

○NSns54.domaincontrol.com2015-05-20 → 2016-04-01 · 4 obs

● 2015-05-20 17:07:22
● 2016-04-01 14:43:46
○ 2016-07-23 03:46:08
○ 2026-08-14 05:50:54

○MXmailstore1.secureserver.net2015-05-20 → 2016-04-01 · 4 obs

● 2015-05-20 17:07:22
● 2016-04-01 14:43:46
○ 2016-07-23 03:46:08
○ 2026-08-14 05:50:54

○MXmdchess.com2016-07-23 → 2016-09-26 · 5 obs

○ 2016-04-01 14:43:46
● 2016-07-23 03:46:08
● 2016-09-26 08:21:22
○ 2026-07-02 19:11:40
○ 2026-08-14 05:50:54

●MXroute1.mx.cloudflare.net2026-08-11 → 2026-08-14 · 3 obs

○ 2026-07-02 19:11:40
● 2026-08-11 18:45:48
● 2026-08-14 05:50:54

●MXroute2.mx.cloudflare.net2026-08-11 → 2026-08-14 · 3 obs

○ 2026-07-02 19:11:40
● 2026-08-11 18:45:48
● 2026-08-14 05:50:54

●MXroute3.mx.cloudflare.net2026-08-11 → 2026-08-14 · 3 obs

○ 2026-07-02 19:11:40
● 2026-08-11 18:45:48
● 2026-08-14 05:50:54

○MXsmtp.secureserver.net2015-05-20 → 2016-04-01 · 4 obs

● 2015-05-20 17:07:22
● 2016-04-01 14:43:46
○ 2016-07-23 03:46:08
○ 2026-08-14 05:50:54

●A104.21.7.1122026-08-14 → 2026-08-14 · 3 obs

○ 2026-08-11 18:45:48
● 2026-08-14 05:50:52
● 2026-08-14 05:50:54

●A172.67.130.492026-08-14 → 2026-08-14 · 3 obs

○ 2026-08-11 18:45:48
● 2026-08-14 05:50:52
● 2026-08-14 05:50:54

○A188.114.96.02026-08-11 → 2026-08-11 · 4 obs

○ 2026-07-02 19:11:40
● 2026-08-11 18:45:48
○ 2026-08-14 05:50:52
○ 2026-08-14 05:50:54

○A188.114.97.02026-08-11 → 2026-08-11 · 4 obs

○ 2026-07-02 19:11:40
● 2026-08-11 18:45:48
○ 2026-08-14 05:50:52
○ 2026-08-14 05:50:54

●A2606:4700:3031::ac43:82312026-08-14 → 2026-08-14 · 3 obs

○ 2026-08-11 18:45:48
● 2026-08-14 05:50:52
● 2026-08-14 05:50:54

●A2606:4700:3036::6815:7702026-08-14 → 2026-08-14 · 3 obs

○ 2026-08-11 18:45:48
● 2026-08-14 05:50:52
● 2026-08-14 05:50:54

○A2a06:98c1:3120::2026-08-11 → 2026-08-11 · 4 obs

○ 2026-07-02 19:11:40
● 2026-08-11 18:45:48
○ 2026-08-14 05:50:52
○ 2026-08-14 05:50:54

○A2a06:98c1:3121::2026-08-11 → 2026-08-11 · 4 obs

○ 2026-07-02 19:11:40
● 2026-08-11 18:45:48
○ 2026-08-14 05:50:52
○ 2026-08-14 05:50:54

○A50.63.120.12015-10-16 → 2016-04-01 · 5 obs

○ 2015-05-20 17:07:22
● 2015-10-16 08:20:42
● 2016-04-01 14:43:46
○ 2016-07-23 03:46:08
○ 2026-08-14 05:50:54

○A68.66.229.1142026-07-02 → 2026-07-02 · 4 obs

○ 2016-09-26 08:21:22
● 2026-07-02 19:11:40
○ 2026-08-11 18:45:48
○ 2026-08-14 05:50:54

○A72.167.232.2352015-05-20 → 2015-05-20 · 3 obs

● 2015-05-20 17:07:22
○ 2015-10-16 08:20:42
○ 2026-08-14 05:50:54

○A75.98.175.1032016-07-23 → 2016-09-26 · 5 obs

○ 2016-04-01 14:43:46
● 2016-07-23 03:46:08
● 2016-09-26 08:21:22
○ 2026-07-02 19:11:40
○ 2026-08-14 05:50:54

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net...	-
mdchess.com	curt.ns.cloudflare.com, ines.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.94

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: 234ms | 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`
NS	2	`curt.ns.cloudflare.com, ines.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 24), route2.mx.cloudflare.net (pri: 45)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`curt.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

mdchess.com serves as the parent of server.mdchess.com.

IP Addresses

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.

asapproduce.com, taraba-association.org.sa, www.powerstoresonline.com plus two other host names have IP numbers in common with mdchess.com.

Name Servers

DNS delegation for mdchess.com points to two name servers: curt.ns.cloudflare.com and ines.ns.cloudflare.com.

The name server configuration of mdchess.com is shared with other domains, for instance ninjateam.org, intim-now.com, msk-play.com and two others.

mdchess.com has at least partial name server overlap with other domains, such as beltbat.com, bluecompassx.com, proshev.com and two others.

It is common to find these name servers paired with the name servers ray.ns.cloudflare.com.

Hosts with 6 IP addresses each:

curt.ns.cloudflare.com has IP addresses 108.162.193.94, 172.64.33.94 and 173.245.59.94, plus 3 other.

ines.ns.cloudflare.com has IP addresses 108.162.192.164, 172.64.32.164 and 173.245.58.164, plus 3 other.

Mail Servers

mdchess.com has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by mdchess.com are shared with other domains: storm-client.net, alicino.com.br, alathra.com and two others among them.

Hosts with 6 IP addresses each:

route1.mx.cloudflare.net has IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, plus 3 other.

route2.mx.cloudflare.net has IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, plus 3 other.

route3.mx.cloudflare.net has IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, plus 3 other.

mdchess.com - robtex.com

mdchess.com

com

Previously MX for

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`mdchess.com`

`com`