mathprogress.study - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mathprogress.study`

DNSSEC	⚠️ Not signed
A	2606:4700:3036::ac43:9807^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:29d7^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.41.215^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.152.7^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lindsey.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2605^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lindsey.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c205^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lindsey.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2205^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lindsey.ns.cloudflare.com`
		A	108.162.194.5^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lindsey.ns.cloudflare.com`
		A	162.159.38.5^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lindsey.ns.cloudflare.com`
		A	172.64.34.5^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lindsey.ns.cloudflare.com`
NS	`thaddeus.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c7f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thaddeus.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c37f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`thaddeus.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:237f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`thaddeus.ns.cloudflare.com`
		A	108.162.195.127^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thaddeus.ns.cloudflare.com`
		A	162.159.44.127^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thaddeus.ns.cloudflare.com`
		A	172.64.35.127^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`thaddeus.ns.cloudflare.com`
MX	`smtp.google.com` ⭐
		A	2607:f8b0:4004:c08::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f26.1e100.net`
		A	2607:f8b0:4004:c08::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bi-in-f27.1e100.net`
		A	2607:f8b0:4004:c0b::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f26.1e100.net`
		A	2607:f8b0:4004:c0b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f27.1e100.net`
		A	142.250.31.26^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f26.1e100.net`
		A	142.250.31.27^{🇺🇸 Google142.250.31.0/24}
			PTR	`bj-in-f27.1e100.net`
		A	142.251.111.27^{🇺🇸 Google142.251.111.0/24}
			PTR	`bk-in-f27.1e100.net`
		A	172.253.63.26^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f26.1e100.net`
		A	172.253.63.27^{🇺🇸 Google172.253.63.0/24}
			PTR	`bi-in-f27.1e100.net`
TXT	`google-site-verification=PqRv1Ho9UxffXjaqfPknF0Sjt4RrA_1HcFWmGst8mqE`
TXT	`v=spf1 include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.41.215, 172.67.152.7
		IPv6 hints	2606:4700:3036::ac43:9807, 2606:4700:3037::6815:29d7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=16, name=cloudflare-ech.com
SOA	`lindsey.ns.cloudflare.com`dns@cloudflare.com serial=2412559095

`study`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.nic.study` ⭐
	NS	`b.nic.study`
	NS	`c.nic.study`
	NS	`x.nic.study`
	NS	`y.nic.study`
	NS	`z.nic.study`
	SOA	`a.nic.study`admin@tldns.godaddy serial=1788723241

Same first word

mathprogress.study

mathprogress.fr

Similar names

hmsportsgear.com

progressmath.com

Previous names

Next names

DNS History

11 records (7 active, 4 former)

●NSlindsey.ns.cloudflare.com2026-08-25 → 2026-09-06 · 2 obs

● 2026-08-25 09:42:58
● 2026-09-06 19:52:22

●NSthaddeus.ns.cloudflare.com2026-08-25 → 2026-09-06 · 2 obs

● 2026-08-25 09:42:58
● 2026-09-06 19:52:22

●MXsmtp.google.com2026-08-25 → 2026-09-06 · 2 obs

● 2026-08-25 09:42:58
● 2026-09-06 19:52:22

●A104.21.41.2152026-08-28 → 2026-09-06 · 13 obs

○ 2026-08-25 09:42:58
● 2026-08-28 18:21:26
○ 2026-08-29 17:20:48
● 2026-08-29 18:59:40
○ 2026-08-29 22:38:18
● 2026-08-31 16:22:58
○ 2026-08-31 17:36:40
● 2026-09-01 00:18:02
○ 2026-09-01 03:31:28
● 2026-09-01 22:23:38
○ 2026-09-02 17:20:20
● 2026-09-03 02:32:00
● 2026-09-06 19:52:22

●A172.67.152.72026-08-28 → 2026-09-06 · 13 obs

○A188.114.96.02026-08-25 → 2026-09-02 · 13 obs

● 2026-08-25 09:42:58
○ 2026-08-28 18:21:26
● 2026-08-29 17:20:48
○ 2026-08-29 18:59:40
● 2026-08-29 22:38:18
○ 2026-08-31 16:22:58
● 2026-08-31 17:36:40
○ 2026-09-01 00:18:02
● 2026-09-01 03:31:28
○ 2026-09-01 22:23:38
● 2026-09-02 17:20:20
○ 2026-09-03 02:32:00
○ 2026-09-06 19:52:22

○A188.114.97.02026-08-25 → 2026-09-02 · 13 obs

●A2606:4700:3036::ac43:98072026-08-28 → 2026-09-06 · 13 obs

●A2606:4700:3037::6815:29d72026-08-28 → 2026-09-06 · 13 obs

○A2a06:98c1:3120::2026-08-25 → 2026-09-02 · 13 obs

○A2a06:98c1:3121::2026-08-25 → 2026-09-02 · 13 obs

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
study	a.nic.study, b.nic.study, c.nic.study, x.nic.study...	12 records
mathprogress.study	lindsey.ns.cloudflare.com, thaddeus.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.5

NS records: lindsey.ns.cloudflare.com, thaddeus.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mathprogress.study (unsigned zone)

⏱️ Timing

Total: 725ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.152.7, 104.21.41.215`
AAAA	2	`2606:4700:3036::ac43:9807, 2606:4700:3037::6815:29d7`
NS	2	`lindsey.ns.cloudflare.com, thaddeus.ns.cloudflare.com`
MX	1	`smtp.google.com (pri: 1)`
TXT	2	`google-site-verification=PqRv1Ho9UxffXja, v=spf1 include:_spf.google.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lindsey.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (a.nic.study, b.nic.study, c.nic.study...)

Analysis

IP Addresses

mathprogress.study points to the four IP addresses 104.21.41.215, 172.67.152.7, 2606:4700:3036::ac43:9807 and 2606:4700:3037::6815:29d7.

Among the host names that share IP numbers with mathprogress.study are lenferinkbouw.nl, sharkbite2.wiki, cardiovascular-medicine.ch and two others.

Name Servers

Two name servers handle the delegation for mathprogress.study: lindsey.ns.cloudflare.com and thaddeus.ns.cloudflare.com.

mathprogress.study has the same name server delegation as a number of other domains, such as yukifilms26.workers.dev, luenah36-5ed.workers.dev, vergewaltigung(0x706f726e)o.pro and two more.

At least some of mathprogress.study's name servers are shared with other domains, for example eatmark.in, wuzhishushe.com, joinmocaporg.com and two more.

It is common for these name servers to be used in conjunction with the name servers crystal.ns.cloudflare.com, wells.ns.cloudflare.com and lee.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

lindsey.ns.cloudflare.com resolves to 108.162.194.5, 162.159.38.5 and 172.64.34.5 among others, with 3 other IP addresses in total.

thaddeus.ns.cloudflare.com resolves to 108.162.195.127, 162.159.44.127 and 172.64.35.127 among others, with 3 other IP addresses in total.

Mail Servers

mathprogress.study routes its mail through a single mail server, smtp.google.com.

mathprogress.study has the same mail server arrangement as a number of other domains, for example meditatebetter.com, persianseattle.com, simpleport.info and two more.

mathprogress.study shares at least some of its mail servers with other domains — for example ravmus.online, briskpay.co, zavimedia.co.uk and two more.

smtp.google.com directs to 9 IP numbers, including 142.250.31.26, 142.250.31.27 and 142.251.111.27, along with 6 other.