`atmath.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:2531^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:cbf6^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.37.49^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.203.246^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`mark.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b82^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c182^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mark.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2182^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mark.ns.cloudflare.com`
		A	108.162.193.130^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	172.64.33.130^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
		A	173.245.59.130^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mark.ns.cloudflare.com`
NS	`princess.ns.cloudflare.com`
		A	2606:4700:50::a29f:2611^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c211^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`princess.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2211^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`princess.ns.cloudflare.com`
		A	108.162.194.17^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
		A	162.159.38.17^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
		A	172.64.34.17^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`princess.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.37.49, 172.67.203.246
		IPv6 hints	2606:4700:3034::6815:2531, 2606:4700:3036::ac43:cbf6
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=7, name=cloudflare-ech.com
SOA	`mark.ns.cloudflare.com`dns@cloudflare.com serial=2406586643

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034927945

Same first word

atmath.com

atmath.cn

Similar names

mathat.net

hattam.com

mathat.me

mattha.de

hamtta.com

hattam.co.uk

hamatt.ch

hattam.net

mathat.fr

tatham.org

mathta.com

mattah.com

hattam.info

tatham.vn

tatham.email

thamat.com

hattam.name

mathat.eu

mattha.net

hattam.com.au

tatham.blog

DNS History

7 records (6 active, 1 former)

●NSmark.ns.cloudflare.com2026-04-20 → 2026-06-17 · 2 obs

● 2026-04-20 06:30:54
● 2026-06-17 07:58:24

●NSprincess.ns.cloudflare.com2026-04-20 → 2026-06-17 · 2 obs

● 2026-04-20 06:30:54
● 2026-06-17 07:58:24

●A104.21.37.492026-04-20 → 2026-06-17 · 10 obs

● 2026-04-20 06:30:54
● 2026-04-29 10:20:02
○ 2026-04-30 05:02:36
○ 2026-04-30 09:03:06
● 2026-05-01 14:30:28
● 2026-05-11 03:25:32
○ 2026-05-18 08:42:10
○ 2026-05-24 18:17:56
● 2026-05-30 22:07:00
● 2026-06-17 07:58:24

●A172.67.203.2462026-04-20 → 2026-06-17 · 10 obs

○A176.113.70.1922026-04-30 → 2026-05-24 · 9 obs

○ 2026-04-29 10:20:02
● 2026-04-30 05:02:36
● 2026-04-30 09:03:06
○ 2026-05-01 14:30:28
○ 2026-05-11 03:25:32
● 2026-05-18 08:42:10
● 2026-05-24 18:17:56
○ 2026-05-30 22:07:00
○ 2026-06-17 07:58:24

●A2606:4700:3034::6815:25312026-04-20 → 2026-06-17 · 10 obs

●A2606:4700:3036::ac43:cbf62026-04-20 → 2026-06-17 · 10 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
atmath.cn	mark.ns.cloudflare.com, princess.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.130

NS records: mark.ns.cloudflare.com, princess.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for atmath.cn (unsigned zone)

⏱️ Timing

Total: 815ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.203.246, 104.21.37.49`
AAAA	2	`2606:4700:3034::6815:2531, 2606:4700:3036::ac43:cbf6`
NS	2	`mark.ns.cloudflare.com, princess.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`mark.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

atmath.cn has four IP addresses: 104.21.37.49, 172.67.203.246, 2606:4700:3034::6815:2531 and 2606:4700:3036::ac43:cbf6.

Among the host names that share IP numbers with atmath.cn are telereport.com, casino-betandreas-az.com, wordfeudfinder.nl and two others.

Name Servers

atmath.cn is served by two delegated name servers, mark.ns.cloudflare.com and princess.ns.cloudflare.com.

atmath.cn has the same name server delegation as a number of other domains, such as pengcanmaoyi.com, besthngtsy.com, jlcthjbhgs.com and two more.

atmath.cn has at least partial name server overlap with other domains, such as vanbanluat.com, 22n54.xyz, roundhill.co.nz and two others.

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

Host names resolving to 6 IP numbers:

mark.ns.cloudflare.com carries IP addresses 108.162.193.130, 172.64.33.130 and 173.245.59.130, with 3 other addresses beyond those.

princess.ns.cloudflare.com carries IP addresses 108.162.194.17, 162.159.38.17 and 172.64.34.17, with 3 other addresses beyond those.

atmath.cn - robtex.com

atmath.cn

cn