htmlcheatsheet.com - dns.ninja

`htmlcheatsheet.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::6815:23a7^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:b1ad^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.35.167^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.177.173^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`michelle.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ac9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0c9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`michelle.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20c9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`michelle.ns.cloudflare.com`
		A	108.162.192.201^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
		A	172.64.32.201^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
		A	173.245.58.201^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`michelle.ns.cloudflare.com`
NS	`simon.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simon.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`simon.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`simon.ns.cloudflare.com`
		A	108.162.193.232^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simon.ns.cloudflare.com`
		A	172.64.33.232^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simon.ns.cloudflare.com`
		A	173.245.59.232^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`simon.ns.cloudflare.com`
MX	`mail.htmlcheatsheet.com` ⭐
		A	162.241.179.233^{🇺🇸 Jacksonville162.241.176.0/21 Unified Layer}
			PTR	`server.ruwix.com`
TXT	`v=spf1 a mx ptr include:secureserver.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.35.167, 172.67.177.173
		IPv6 hints	2606:4700:3036::6815:23a7, 2606:4700:3037::ac43:b1ad
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=246, name=cloudflare-ech.com
SOA	`michelle.ns.cloudflare.com`dns@cloudflare.com serial=2408656605

`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=1784279107

rank #270445 globally
rank #113325 in the tld

Subdomains

mail.htmlcheatsheet.com

Same first word

htmlcheatsheet.com

Similar names

stemhealthtech.com

DNS History

23 records (7 active, 16 former)

●NSmichelle.ns.cloudflare.com2026-03-25 → 2026-07-17 · 3 obs

○ 2017-02-19 15:49:54
● 2026-03-25 18:05:56
● 2026-07-17 09:24:58

○NSns05.domaincontrol.com2017-02-19 → 2017-02-19 · 4 obs

○ 2016-07-05 04:51:56
● 2017-02-19 15:49:54
○ 2026-03-25 18:05:56
○ 2026-07-17 09:24:58

○NSns06.domaincontrol.com2017-02-19 → 2017-02-19 · 4 obs

○ 2016-07-05 04:51:56
● 2017-02-19 15:49:54
○ 2026-03-25 18:05:56
○ 2026-07-17 09:24:58

○NSns45.domaincontrol.com2015-11-26 → 2016-07-05 · 4 obs

● 2015-11-26 19:39:02
● 2016-07-05 04:51:56
○ 2017-02-19 15:49:54
○ 2026-07-17 09:24:58

○NSns46.domaincontrol.com2015-11-26 → 2016-07-05 · 4 obs

● 2015-11-26 19:39:02
● 2016-07-05 04:51:56
○ 2017-02-19 15:49:54
○ 2026-07-17 09:24:58

●NSsimon.ns.cloudflare.com2026-03-25 → 2026-07-17 · 3 obs

○ 2017-02-19 15:49:54
● 2026-03-25 18:05:56
● 2026-07-17 09:24:58

●MXmail.htmlcheatsheet.com2017-02-19 → 2026-07-17 · 3 obs

○ 2016-07-05 04:51:56
● 2017-02-19 15:49:54
● 2026-07-17 09:24:58

○MXmailstore1.secureserver.net2015-11-26 → 2016-07-05 · 4 obs

● 2015-11-26 19:39:02
● 2016-07-05 04:51:56
○ 2017-02-19 15:49:54
○ 2026-07-17 09:24:58

○MXsmtp.secureserver.net2015-11-26 → 2016-07-05 · 4 obs

● 2015-11-26 19:39:02
● 2016-07-05 04:51:56
○ 2017-02-19 15:49:54
○ 2026-07-17 09:24:58

●A104.21.35.1672026-03-25 → 2026-07-17 · 3 obs

○ 2017-02-19 15:49:54
● 2026-03-25 18:05:56
● 2026-07-17 09:24:58

○A109.234.109.762015-07-05 → 2015-07-05 · 3 obs

● 2015-07-05 09:54:04
○ 2015-11-26 19:39:02
○ 2026-07-17 09:24:58

○A109.234.109.822015-07-05 → 2015-07-05 · 3 obs

● 2015-07-05 09:54:04
○ 2026-03-25 18:05:56
○ 2026-07-17 09:24:58

○A160.153.16.302017-02-19 → 2017-02-19 · 4 obs

○ 2016-07-05 04:51:56
● 2017-02-19 15:49:54
○ 2026-03-25 18:05:56
○ 2026-07-17 09:24:58

●A172.67.177.1732026-03-25 → 2026-07-17 · 3 obs

○ 2017-02-19 15:49:54
● 2026-03-25 18:05:56
● 2026-07-17 09:24:58

○A188.114.96.02026-03-25 → 2026-07-17 · 2 obs

○ 2026-03-25 18:05:56
○ 2026-07-17 09:24:58

○A188.114.97.02026-03-25 → 2026-07-17 · 2 obs

○ 2026-03-25 18:05:56
○ 2026-07-17 09:24:58

○A2606:4700:3034::6815:23a72026-03-25 → 2026-06-05 · 4 obs

○ 2017-02-19 15:49:54
● 2026-03-25 18:05:56
● 2026-06-05 13:28:44
○ 2026-07-17 09:24:58

○A2606:4700:3034::ac43:b1ad2026-03-25 → 2026-06-05 · 4 obs

○ 2017-02-19 15:49:54
● 2026-03-25 18:05:56
● 2026-06-05 13:28:44
○ 2026-07-17 09:24:58

●A2606:4700:3036::6815:23a72026-07-17 → 2026-07-17 · 2 obs

○ 2026-06-05 13:28:44
● 2026-07-17 09:24:58

●A2606:4700:3037::ac43:b1ad2026-07-17 → 2026-07-17 · 2 obs

○ 2026-06-05 13:28:44
● 2026-07-17 09:24:58

○A2a06:98c1:3120::2026-03-25 → 2026-07-17 · 2 obs

○ 2026-03-25 18:05:56
○ 2026-07-17 09:24:58

○A2a06:98c1:3121::2026-03-25 → 2026-07-17 · 2 obs

○ 2026-03-25 18:05:56
○ 2026-07-17 09:24:58

○A50.63.202.362015-11-26 → 2016-07-05 · 5 obs

○ 2015-07-05 09:54:04
● 2015-11-26 19:39:02
● 2016-07-05 04:51:56
○ 2017-02-19 15:49:54
○ 2026-07-17 09:24:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
htmlcheatsheet.com	simon.ns.cloudflare.com, michelle.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.232

NS records: simon.ns.cloudflare.com, michelle.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for htmlcheatsheet.com (unsigned zone)

⏱️ Timing

Total: 258ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.177.173, 104.21.35.167`
AAAA	2	`2606:4700:3036::6815:23a7, 2606:4700:3037::ac43:b1ad`
NS	2	`michelle.ns.cloudflare.com, simon.ns.cloudflare.com`
MX	1	`mail.htmlcheatsheet.com (pri: 0)`
TXT	1	`v=spf1 a mx ptr include:secureserver.net`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`michelle.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

htmlcheatsheet.com serves as the parent of mail.htmlcheatsheet.com.

IP Addresses

htmlcheatsheet.com has four IP addresses: 104.21.35.167, 172.67.177.173, 2606:4700:3036::6815:23a7 and 2606:4700:3037::ac43:b1ad.

Additional host names — mail.lamkaen.go.th, www.pontooners.com, erokomiksis.appspot.top and two others — share IP numbers with htmlcheatsheet.com.

Name Servers

The NS records for htmlcheatsheet.com delegate to michelle.ns.cloudflare.com and simon.ns.cloudflare.com.

htmlcheatsheet.com shares its name server setup with other domains, including withfaye.com, htmlmenu.com, 7sref.online and two others.

htmlcheatsheet.com has at least partial name server overlap with other domains, such as 6299666.com, awsinsider.net, iuse.gr and two others.

It is common to see these name servers used together with name servers laylah.ns.cloudflare.com and chris.ns.cloudflare.com.

Host names with 6 IP numbers:

michelle.ns.cloudflare.com maps to 108.162.192.201, 172.64.32.201, 173.245.58.201 and 3 additional IP addresses.

simon.ns.cloudflare.com maps to 108.162.193.232, 172.64.33.232, 173.245.59.232 and 3 additional IP addresses.

Mail Servers

htmlcheatsheet.com has one mail server: mail.htmlcheatsheet.com.

mail.htmlcheatsheet.com resolves to 162.241.179.233 and no other IP number.