`simplifychess.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:94c7^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:1d71^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.29.113^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.148.199^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`kirk.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bc0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kirk.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1c0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`kirk.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21c0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`kirk.ns.cloudflare.com`
		A	108.162.193.192^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kirk.ns.cloudflare.com`
		A	172.64.33.192^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kirk.ns.cloudflare.com`
		A	173.245.59.192^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`kirk.ns.cloudflare.com`
NS	`yolanda.ns.cloudflare.com`
		A	2606:4700:50::adf5:3af1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`yolanda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`yolanda.ns.cloudflare.com`
		A	108.162.192.241^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	172.64.32.241^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	173.245.58.241^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
MX	`simplifychess-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c922::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl0pr03cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch0pr04cu00504.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr21cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f90f::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr04cu00201.inbound.protection.outlook.com`
		A	52.101.9.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mn2pr02cu00202.inbound.protection.outlook.com`
		A	52.101.9.17^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
		A	52.101.11.13^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00205.inbound.protection.outlook.com`
		A	52.101.50.13^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mw2pr02cu00605.inbound.protection.outlook.com`
TXT	`NETORGFT5373504.onmicrosoft.com`
TXT	`google-site-verification=EDj2w-RxX5UQmRI5qqv44KGyE2siY8Ta3NEIeEXxFfk`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.29.113, 172.67.148.199
		IPv6 hints	2606:4700:3032::ac43:94c7, 2606:4700:3036::6815:1d71
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=125, name=cloudflare-ech.com
SOA	`kirk.ns.cloudflare.com`dns@cloudflare.com serial=2400299459

`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=1776141267

Same first word

simplifychess.com

DNS History

11 records (7 active, 4 former)

●NSkirk.ns.cloudflare.com2026-04-13 → 2026-04-14 · 3 obs

○ 2017-12-23 13:37:06
● 2026-04-13 10:30:20
● 2026-04-14 05:03:18

○NSns29.domaincontrol.com2017-12-23 → 2017-12-23 · 3 obs

● 2017-12-23 13:37:06
○ 2026-04-13 10:30:20
○ 2026-04-14 05:03:18

○NSns30.domaincontrol.com2017-12-23 → 2017-12-23 · 3 obs

● 2017-12-23 13:37:06
○ 2026-04-13 10:30:20
○ 2026-04-14 05:03:18

●NSyolanda.ns.cloudflare.com2026-04-13 → 2026-04-14 · 3 obs

○ 2017-12-23 13:37:06
● 2026-04-13 10:30:20
● 2026-04-14 05:03:18

○MXmail.simplifychess.com2017-12-23 → 2017-12-23 · 3 obs

● 2017-12-23 13:37:06
○ 2026-04-13 10:30:20
○ 2026-04-14 05:03:18

●MXsimplifychess-com.mail.protection.outlook.com2026-04-13 → 2026-04-14 · 3 obs

○ 2017-12-23 13:37:06
● 2026-04-13 10:30:20
● 2026-04-14 05:03:18

●A104.21.29.1132026-04-13 → 2026-04-14 · 3 obs

○ 2017-12-23 13:37:06
● 2026-04-13 10:30:20
● 2026-04-14 05:03:18

○A160.153.47.362017-12-23 → 2017-12-23 · 3 obs

● 2017-12-23 13:37:06
○ 2026-04-13 10:30:20
○ 2026-04-14 05:03:18

●A172.67.148.1992026-04-13 → 2026-04-14 · 3 obs

○ 2017-12-23 13:37:06
● 2026-04-13 10:30:20
● 2026-04-14 05:03:18

●A2606:4700:3032::ac43:94c72026-04-13 → 2026-04-14 · 3 obs

○ 2017-12-23 13:37:06
● 2026-04-13 10:30:20
● 2026-04-14 05:03:18

●A2606:4700:3036::6815:1d712026-04-13 → 2026-04-14 · 3 obs

○ 2017-12-23 13:37:06
● 2026-04-13 10:30:20
● 2026-04-14 05:03:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
simplifychess.com	yolanda.ns.cloudflare.com, kirk.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.241

NS records: yolanda.ns.cloudflare.com, kirk.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for simplifychess.com (unsigned zone)

⏱️ Timing

Total: 124ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.148.199, 104.21.29.113`
AAAA	2	`2606:4700:3036::6815:1d71, 2606:4700:3032::ac43:94c7`
NS	2	`kirk.ns.cloudflare.com, yolanda.ns.cloudflare.com`
MX	1	`simplifychess-com.mail.protection.outloo`
TXT	3	`NETORGFT5373504.onmicrosoft.com, google-site-verification=EDj2w-RxX5UQmRI...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`kirk.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

simplifychess.com points to four IP numbers: 2606:4700:3032::ac43:94c7, 2606:4700:3036::6815:1d71, 104.21.29.113 and 172.67.148.199.

Other host names, for instance terrasynergyad-visory.click, yancheng-huadian.com, img.doujincafe.com, icelands.com and tulipaerp.com.br share IP numbers with simplifychess.com.

Name Servers

simplifychess.com's delegation is to two name servers kirk.ns.cloudflare.com and yolanda.ns.cloudflare.com.

simplifychess.com shares the same name server configuration as other domains, such as rustcompete.com, videos(0x706f726e)osgratis.mobi, vaulted.cloud, deeprism.com and grenada-s.ru.

simplifychess.com at least partially shares its name servers with other domains, for instance metachums.io, uu6.com, conservativecommentaries.com, meetingprotocol.com and merokhel.com.

Host names with six IP numbers:

kirk.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc0, 2803:f800:50::6ca2:c1c0, 2a06:98c1:50::ac40:21c0, 108.162.193.192, 172.64.33.192 and 173.245.59.192.

yolanda.ns.cloudflare.com points to: 2606:4700:50::adf5:3af1, 2803:f800:50::6ca2:c0f1, 2a06:98c1:50::ac40:20f1, 108.162.192.241, 172.64.32.241 and 173.245.58.241.

Mail Servers

simplifychess.com is served by a single mail server, simplifychess-com.mail.protection.outlook.com.

The host name simplifychess-com.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:c922::, 2a01:111:f403:c946::4, 2a01:111:f403:f908::, 2a01:111:f403:f90f::1, 52.101.9.2, 52.101.9.17, 52.101.11.13 and 52.101.50.13.

simplifychess.com - robtex.com