mathcd.com - dns.ninja

`mathcd.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::6815:186a^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:da54^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.24.106^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.218.84^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`henry.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`henry.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`henry.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`henry.ns.cloudflare.com`
		A	108.162.193.176^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`henry.ns.cloudflare.com`
		A	172.64.33.176^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`henry.ns.cloudflare.com`
		A	173.245.59.176^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`henry.ns.cloudflare.com`
NS	`val.ns.cloudflare.com`
		A	2606:4700:50::adf5:3aea^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`val.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ea^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`val.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ea^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`val.ns.cloudflare.com`
		A	108.162.192.234^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`val.ns.cloudflare.com`
		A	172.64.32.234^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`val.ns.cloudflare.com`
		A	173.245.58.234^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`val.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.24.106, 172.67.218.84
		IPv6 hints	2606:4700:3032::6815:186a, 2606:4700:3037::ac43:da54
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=154, name=cloudflare-ech.com
SOA	`henry.ns.cloudflare.com`dns@cloudflare.com serial=2405573966

`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=1784917197

Same first word

mathcd.com

Similar names

dmchat.com

mdchat.com

ahtdcm.com

dmchat.net

mtdach.de

cdmath.com

mdchat.org

chtmad.com

matchd.eu

chatmd.org

matchd.com

dmatch.cloud

chatmd.com

matchd.de

cmdhat.com

dmatch.com

dcmath.com

mdchat.me

tchdam.com

cdmath.org

tcdmha.com

dmchat.spb.ru

DNS History

18 records (6 active, 12 former)

●NShenry.ns.cloudflare.com2026-02-17 → 2026-07-24 · 3 obs

○ 2017-05-23 11:53:42
● 2026-02-17 01:16:24
● 2026-07-24 18:32:58

○NSns27.domaincontrol.com2015-05-31 → 2016-10-19 · 4 obs

● 2015-05-31 16:27:32
● 2016-10-19 03:06:54
○ 2017-05-23 11:53:42
○ 2026-07-24 18:32:58

○NSns28.domaincontrol.com2015-05-31 → 2016-10-19 · 4 obs

● 2015-05-31 16:27:32
● 2016-10-19 03:06:54
○ 2017-05-23 11:53:42
○ 2026-07-24 18:32:58

●NSval.ns.cloudflare.com2026-02-17 → 2026-07-24 · 3 obs

○ 2017-05-23 11:53:42
● 2026-02-17 01:16:24
● 2026-07-24 18:32:58

○MXmailstore1.secureserver.net2015-05-31 → 2016-10-19 · 4 obs

● 2015-05-31 16:27:32
● 2016-10-19 03:06:54
○ 2017-05-23 11:53:42
○ 2026-07-24 18:32:58

○MXsmtp.secureserver.net2015-05-31 → 2016-10-19 · 4 obs

● 2015-05-31 16:27:32
● 2016-10-19 03:06:54
○ 2017-05-23 11:53:42
○ 2026-07-24 18:32:58

●A104.21.24.1062026-02-17 → 2026-07-24 · 6 obs

○ 2017-05-23 11:53:42
● 2026-02-17 01:16:24
● 2026-03-22 21:12:16
○ 2026-03-29 00:07:52
● 2026-04-09 07:21:12
● 2026-07-24 18:32:58

●A172.67.218.842026-02-17 → 2026-07-24 · 6 obs

○ 2017-05-23 11:53:42
● 2026-02-17 01:16:24
● 2026-03-22 21:12:16
○ 2026-03-29 00:07:52
● 2026-04-09 07:21:12
● 2026-07-24 18:32:58

○A184.168.221.262015-05-31 → 2016-10-19 · 6 obs

● 2015-05-31 16:27:32
● 2015-12-23 09:48:32
○ 2016-03-23 15:59:02
● 2016-10-19 03:06:54
○ 2017-05-23 11:53:42
○ 2026-07-24 18:32:58

○A184.168.221.752016-03-23 → 2016-03-23 · 4 obs

○ 2015-12-23 09:48:32
● 2016-03-23 15:59:02
○ 2016-10-19 03:06:54
○ 2026-07-24 18:32:58

○A188.114.96.02026-03-29 → 2026-03-29 · 4 obs

○ 2026-03-22 21:12:16
● 2026-03-29 00:07:52
○ 2026-04-09 07:21:12
○ 2026-07-24 18:32:58

○A188.114.97.02026-03-29 → 2026-03-29 · 4 obs

○ 2026-03-22 21:12:16
● 2026-03-29 00:07:52
○ 2026-04-09 07:21:12
○ 2026-07-24 18:32:58

●A2606:4700:3032::6815:186a2026-07-08 → 2026-07-24 · 3 obs

○ 2026-05-14 18:57:02
● 2026-07-08 10:25:38
● 2026-07-24 18:32:58

○A2606:4700:3033::6815:186a2026-02-17 → 2026-05-14 · 8 obs

○ 2017-05-23 11:53:42
● 2026-02-17 01:16:24
● 2026-03-22 21:12:16
○ 2026-03-29 00:07:52
● 2026-04-09 07:21:12
● 2026-05-14 18:57:02
○ 2026-07-08 10:25:38
○ 2026-07-24 18:32:58

○A2606:4700:3036::ac43:da542026-02-17 → 2026-05-14 · 8 obs

○ 2017-05-23 11:53:42
● 2026-02-17 01:16:24
● 2026-03-22 21:12:16
○ 2026-03-29 00:07:52
● 2026-04-09 07:21:12
● 2026-05-14 18:57:02
○ 2026-07-08 10:25:38
○ 2026-07-24 18:32:58

●A2606:4700:3037::ac43:da542026-07-08 → 2026-07-24 · 3 obs

○ 2026-05-14 18:57:02
● 2026-07-08 10:25:38
● 2026-07-24 18:32:58

○A2a06:98c1:3120::2026-03-29 → 2026-03-29 · 4 obs

○ 2026-03-22 21:12:16
● 2026-03-29 00:07:52
○ 2026-04-09 07:21:12
○ 2026-07-24 18:32:58

○A2a06:98c1:3121::2026-03-29 → 2026-03-29 · 4 obs

○ 2026-03-22 21:12:16
● 2026-03-29 00:07:52
○ 2026-04-09 07:21:12
○ 2026-07-24 18:32:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
mathcd.com	henry.ns.cloudflare.com, val.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.176

NS records: henry.ns.cloudflare.com, val.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathcd.com (unsigned zone)

⏱️ Timing

Total: 153ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.218.84, 104.21.24.106`
AAAA	2	`2606:4700:3037::ac43:da54, 2606:4700:3032::6815:186a`
NS	2	`henry.ns.cloudflare.com, val.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`henry.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mathcd.com has four IP addresses: 104.21.24.106, 172.67.218.84, 2606:4700:3032::6815:186a and 2606:4700:3037::ac43:da54.

Two other host names, along with j0xp.com.cdn.cloudflare.net, nta-0eace472d2954fbfbce0b795db1c1ee3.a1vmo8m.shop and mindfulnesscic.co.uk, also share IP numbers with mathcd.com.

Name Servers

mathcd.com is delegated to two name servers: henry.ns.cloudflare.com and val.ns.cloudflare.com.

mathcd.com shares its NS records with other domains, for example haemill.com, bentaylor.work, conempathy.com and two others.

mathcd.com shares at least some of its name servers with other domains, including focu-sgologic.digital, mossytrailstudio.pro, gogoprint.com.my and two others.

These name servers are frequently seen alongside the name servers zainab.ns.cloudflare.com.

DNS names with 6 IP addresses:

henry.ns.cloudflare.com resolves to 108.162.193.176, 172.64.33.176, 173.245.59.176 and 3 other IP addresses.

val.ns.cloudflare.com resolves to 108.162.192.234, 172.64.32.234, 173.245.58.234 and 3 other IP addresses.