classmill.com - dns.ninja

`classmill.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:3ce^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:832e^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.3.206^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.131.46^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`hugh.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b75^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c175^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`hugh.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2175^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`hugh.ns.cloudflare.com`
		A	108.162.193.117^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
		A	172.64.33.117^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
		A	173.245.59.117^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`hugh.ns.cloudflare.com`
NS	`sofia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3adf^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0df^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sofia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20df^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sofia.ns.cloudflare.com`
		A	108.162.192.223^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
		A	172.64.32.223^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
		A	173.245.58.223^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sofia.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c09::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bh-in-f27.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.26^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f26.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`v=spf1 include:mailgun.org ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.3.206, 172.67.131.46
		IPv6 hints	2606:4700:3031::6815:3ce, 2606:4700:3036::ac43:832e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=167, name=cloudflare-ech.com
SOA	`hugh.ns.cloudflare.com`dns@cloudflare.com serial=2411075171

`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=1785743572

rank #320112 globally
rank #131801 in the tld

Subdomains

s3.classmill.com

Same first word

classmill.com

Similar names

slscimall.com

DNS History

19 records (11 active, 8 former)

●NShugh.ns.cloudflare.com2026-07-01 → 2026-08-03 · 3 obs

○ 2026-05-12 18:37:30
● 2026-07-01 07:04:40
● 2026-08-03 08:10:22

○NSns1.digitalocean.com2015-06-29 → 2026-05-12 · 4 obs

● 2015-06-29 20:39:44
● 2026-05-12 18:37:30
○ 2026-07-01 07:04:40
○ 2026-08-03 08:10:22

○NSns2.digitalocean.com2015-06-29 → 2026-05-12 · 4 obs

● 2015-06-29 20:39:44
● 2026-05-12 18:37:30
○ 2026-07-01 07:04:40
○ 2026-08-03 08:10:22

○NSns3.digitalocean.com2015-06-29 → 2026-05-12 · 4 obs

● 2015-06-29 20:39:44
● 2026-05-12 18:37:30
○ 2026-07-01 07:04:40
○ 2026-08-03 08:10:22

●NSsofia.ns.cloudflare.com2026-07-01 → 2026-08-03 · 3 obs

○ 2026-05-12 18:37:30
● 2026-07-01 07:04:40
● 2026-08-03 08:10:22

●MXalt1.aspmx.l.google.com2015-06-29 → 2026-08-03 · 2 obs

● 2015-06-29 20:39:44
● 2026-08-03 08:10:22

●MXalt2.aspmx.l.google.com2015-06-29 → 2026-08-03 · 2 obs

● 2015-06-29 20:39:44
● 2026-08-03 08:10:22

●MXalt3.aspmx.l.google.com2015-06-29 → 2026-08-03 · 2 obs

● 2015-06-29 20:39:44
● 2026-08-03 08:10:22

●MXalt4.aspmx.l.google.com2015-06-29 → 2026-08-03 · 2 obs

● 2015-06-29 20:39:44
● 2026-08-03 08:10:22

●MXaspmx.l.google.com2015-06-29 → 2026-08-03 · 2 obs

● 2015-06-29 20:39:44
● 2026-08-03 08:10:22

●A104.21.3.2062026-07-01 → 2026-08-03 · 4 obs

○ 2026-05-12 18:37:30
● 2026-07-01 07:04:40
○ 2026-07-20 13:05:10
● 2026-08-03 08:10:22

●A172.67.131.462026-07-01 → 2026-08-03 · 4 obs

○ 2026-05-12 18:37:30
● 2026-07-01 07:04:40
○ 2026-07-20 13:05:10
● 2026-08-03 08:10:22

○A178.62.217.1912015-06-29 → 2026-05-12 · 4 obs

● 2015-06-29 20:39:44
● 2026-05-12 18:37:30
○ 2026-07-01 07:04:40
○ 2026-08-03 08:10:22

○A188.114.96.02026-07-20 → 2026-07-20 · 3 obs

○ 2026-07-01 07:04:40
● 2026-07-20 13:05:10
○ 2026-08-03 08:10:22

○A188.114.97.02026-07-20 → 2026-07-20 · 3 obs

○ 2026-07-01 07:04:40
● 2026-07-20 13:05:10
○ 2026-08-03 08:10:22

●A2606:4700:3031::6815:3ce2026-07-01 → 2026-08-03 · 4 obs

○ 2026-05-12 18:37:30
● 2026-07-01 07:04:40
○ 2026-07-20 13:05:10
● 2026-08-03 08:10:22

●A2606:4700:3036::ac43:832e2026-07-01 → 2026-08-03 · 4 obs

○ 2026-05-12 18:37:30
● 2026-07-01 07:04:40
○ 2026-07-20 13:05:10
● 2026-08-03 08:10:22

○A2a06:98c1:3120::2026-07-20 → 2026-07-20 · 3 obs

○ 2026-07-01 07:04:40
● 2026-07-20 13:05:10
○ 2026-08-03 08:10:22

○A2a06:98c1:3121::2026-07-20 → 2026-07-20 · 3 obs

○ 2026-07-01 07:04:40
● 2026-07-20 13:05:10
○ 2026-08-03 08:10:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, e.gtld-servers.net...	-
classmill.com	hugh.ns.cloudflare.com, sofia.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.223

NS records: hugh.ns.cloudflare.com, sofia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classmill.com (unsigned zone)

⏱️ Timing

Total: 615ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.3.206, 172.67.131.46`
AAAA	2	`2606:4700:3036::ac43:832e, 2606:4700:3031::6815:3ce`
NS	2	`hugh.ns.cloudflare.com, sofia.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	1	`v=spf1 include:mailgun.org ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`hugh.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

s3.classmill.com is a subdomain of classmill.com.

IP Addresses

classmill.com directs to four IP numbers, which are 104.21.3.206, 172.67.131.46, 2606:4700:3031::6815:3ce and 2606:4700:3036::ac43:832e.

daddycasino.fr, texejplqvn.shop, utahonline.us plus two other host names have IP numbers in common with classmill.com.

Name Servers

classmill.com is served by two delegated name servers, hugh.ns.cloudflare.com and sofia.ns.cloudflare.com.

The name server configuration of classmill.com is shared with other domains, for instance cascbar.co.uk, sorozatwiki.hu, dotinstall.com and two others.

The name servers of classmill.com overlap at least partially with those of other domains — among them labordiagnosticatm.ro, breachedlist.info, midwestnationals.org and two more.

These name servers commonly appear alongside the name servers bristol.ns.cloudflare.com and doug.ns.cloudflare.com.

Hosts with 6 IP addresses each:

hugh.ns.cloudflare.com carries IP addresses 108.162.193.117, 172.64.33.117 and 173.245.59.117, with 3 other addresses beyond those.

sofia.ns.cloudflare.com carries IP addresses 108.162.192.223, 172.64.32.223 and 173.245.58.223, with 3 other addresses beyond those.

Mail Servers

Five mail servers handle classmill.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by classmill.com are shared with other domains: rbasf.com, ns500758.ns500758.ns500698.ns500735.ns500698.ns500736.ns500736.ns500698.ns500698.ns500576.ns500619.ns500576.ns500576.ns500576.ns500619.ns500619.trackreceptor.com, ns500759.ns500758.ns500759.ns500736.ns500736.ns500736.ns500698.ns500735.ns500698.ns500708.ns500698.ns500686.ns500652.ns500619.ns500619.trackreceptor.com and two others among them.

These mail servers are often deployed together with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx.l.google.com maps to two IP addresses — 142.251.167.27 and 2607:f8b0:4004:c09::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.26 and 2a00:1450:400c:c23::1b.