classroomscreen.com - dns.ninja

`classroomscreen.com`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:82^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:182^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:4684^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.0.130^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.1.130^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.70.132^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`augustus.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c02^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`augustus.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c302^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`augustus.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2302^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`augustus.ns.cloudflare.com`
		A	108.162.195.2^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`augustus.ns.cloudflare.com`
		A	162.159.44.2^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`augustus.ns.cloudflare.com`
		A	172.64.35.2^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`augustus.ns.cloudflare.com`
NS	`melody.ns.cloudflare.com`
		A	2606:4700:50::a29f:26fa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melody.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2fa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`melody.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22fa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`melody.ns.cloudflare.com`
		A	108.162.194.250^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melody.ns.cloudflare.com`
		A	162.159.38.250^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melody.ns.cloudflare.com`
		A	172.64.34.250^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melody.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c29::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f26.1e100.net`
		A	172.253.115.27^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 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::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.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	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`Sendinblue-code:e6208216b53d636dc23f973e5dea1a3f`
TXT	`detectify-verification=cc8a3baf085aab1b73808060f1007852`
TXT	`google-site-verification=l7ypNXpXmT-wYkXCoBHB6XgVQna_0gYPId8TcTWtwKQ`
TXT	`google-site-verification=xRukUB__N4ZJqXe_8KDGIexy94ZsrjZuxJIg6tk-Cn0`
TXT	`pinterest-site-verification=445477712ebde08e2596e42296fb1e30`
TXT	`stripe-verification=920eacdbab5e43a3d7ba150d4d1fc777d5ef37bfbde34147e65bf57a3...`
TXT	`v=spf1 include:_spf.firebasemail.com include:spf.sendinblue.com include:helps...`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.26.0.130, 104.26.1.130, 172.67.70.132
		IPv6 hints	2606:4700:20::681a:82, 2606:4700:20::681a:182, 2606:4700:20::ac43:4684
SOA	`augustus.ns.cloudflare.com`dns@cloudflare.com serial=2409603280

`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=1785550957

rank #115240 globally
rank #50074 in the tld
WOT: SAFE (78/100)
📈 Tranco rank: #111,391

Subdomains

assets.classroomscreen.com

app.classroomscreen.com

dp.classroomscreen.com

join.classroomscreen.com

static.classroomscreen.com

auth.classroomscreen.com

www.classroomscreen.com

beta.classroomscreen.com

functions.classroomscreen.com

assets-us.classroomscreen.com

Same first word

classroomscreen.com

DNS History

18 records (13 active, 5 former)

●NSaugustus.ns.cloudflare.com2026-02-18 → 2026-08-01 · 3 obs

○ 2017-03-30 14:51:20
● 2026-02-18 13:42:48
● 2026-08-01 02:39:22

●NSmelody.ns.cloudflare.com2026-02-18 → 2026-08-01 · 3 obs

○ 2017-03-30 14:51:20
● 2026-02-18 13:42:48
● 2026-08-01 02:39:22

○NSns01.one.com2017-03-30 → 2017-03-30 · 3 obs

● 2017-03-30 14:51:20
○ 2026-02-18 13:42:48
○ 2026-08-01 02:39:22

○NSns02.one.com2017-03-30 → 2017-03-30 · 3 obs

● 2017-03-30 14:51:20
○ 2026-02-18 13:42:48
○ 2026-08-01 02:39:22

●MXalt1.aspmx.l.google.com2026-02-18 → 2026-08-01 · 3 obs

○ 2017-03-30 14:51:20
● 2026-02-18 13:42:48
● 2026-08-01 02:39:22

●MXalt2.aspmx.l.google.com2026-02-18 → 2026-08-01 · 3 obs

○ 2017-03-30 14:51:20
● 2026-02-18 13:42:48
● 2026-08-01 02:39:22

●MXalt3.aspmx.l.google.com2026-02-18 → 2026-08-01 · 3 obs

○ 2017-03-30 14:51:20
● 2026-02-18 13:42:48
● 2026-08-01 02:39:22

●MXalt4.aspmx.l.google.com2026-02-18 → 2026-08-01 · 3 obs

○ 2017-03-30 14:51:20
● 2026-02-18 13:42:48
● 2026-08-01 02:39:22

●MXaspmx.l.google.com2026-02-18 → 2026-08-01 · 3 obs

○ 2017-03-30 14:51:20
● 2026-02-18 13:42:48
● 2026-08-01 02:39:22

○MXmxcluster1.one.com2017-03-30 → 2017-03-30 · 3 obs

● 2017-03-30 14:51:20
○ 2026-02-18 13:42:48
○ 2026-08-01 02:39:22

○MXmxcluster2.one.com2017-03-30 → 2017-03-30 · 3 obs

● 2017-03-30 14:51:20
○ 2026-02-18 13:42:48
○ 2026-08-01 02:39:22

●A104.26.0.1302026-02-18 → 2026-08-01 · 3 obs

○ 2017-03-30 14:51:20
● 2026-02-18 13:42:48
● 2026-08-01 02:39:22

●A104.26.1.1302026-02-18 → 2026-08-01 · 3 obs

○ 2017-03-30 14:51:20
● 2026-02-18 13:42:48
● 2026-08-01 02:39:22

●A172.67.70.1322026-02-18 → 2026-08-01 · 3 obs

○ 2017-03-30 14:51:20
● 2026-02-18 13:42:48
● 2026-08-01 02:39:22

●A2606:4700:20::681a:1822026-02-18 → 2026-08-01 · 3 obs

○ 2017-03-30 14:51:20
● 2026-02-18 13:42:48
● 2026-08-01 02:39:22

●A2606:4700:20::681a:822026-02-18 → 2026-08-01 · 3 obs

○ 2017-03-30 14:51:20
● 2026-02-18 13:42:48
● 2026-08-01 02:39:22

●A2606:4700:20::ac43:46842026-02-18 → 2026-08-01 · 3 obs

○ 2017-03-30 14:51:20
● 2026-02-18 13:42:48
● 2026-08-01 02:39:22

○A46.30.215.792017-03-30 → 2017-03-30 · 3 obs

● 2017-03-30 14:51:20
○ 2026-02-18 13:42:48
○ 2026-08-01 02:39:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, m.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net...	-
classroomscreen.com	melody.ns.cloudflare.com, augustus.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.2

NS records: melody.ns.cloudflare.com, augustus.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classroomscreen.com (unsigned zone)

⏱️ Timing

Total: 458ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`104.26.1.130, 104.26.0.130...`
AAAA	3	`2606:4700:20::681a:182, 2606:4700:20::ac43:4684...`
NS	2	`augustus.ns.cloudflare.com, melody.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	7	`Sendinblue-code:e6208216b53d636dc23f973e, detectify-verification=cc8a3baf085aab1b7...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`augustus.ns.cloudflare.com dns.cloudflar`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

classroomscreen.com is the parent domain of assets.classroomscreen.com, app.classroomscreen.com, dp.classroomscreen.com, join.classroomscreen.com, static.classroomscreen.com and a few other host names.

IP Addresses

classroomscreen.com points to 6 IP addresses, including 104.26.0.130, 104.26.1.130 and 172.67.70.132, plus 3 other.

iqos.com.ua, teenitano99.biz, app.classroomscreen.com plus two other host names have IP numbers in common with classroomscreen.com.

Name Servers

classroomscreen.com is served by two delegated name servers, augustus.ns.cloudflare.com and melody.ns.cloudflare.com.

The name server configuration of classroomscreen.com is shared with other domains, for instance aotream.com, deutsche-unterseeboote.de, k94k.cc and two others.

classroomscreen.com shares at least some of its name servers with other domains, including lzklaw.com, gxjcny.cn, sahabet1391.com and two others.

These name servers are frequently paired with the name servers laura.ns.cloudflare.com, rocky.ns.cloudflare.com and donna.ns.cloudflare.com.

Hosts with 6 IP addresses each:

augustus.ns.cloudflare.com carries IP addresses 108.162.195.2, 162.159.44.2 and 172.64.35.2, with 3 other addresses beyond those.

melody.ns.cloudflare.com carries IP addresses 108.162.194.250, 162.159.38.250 and 172.64.34.250, with 3 other addresses beyond those.

Mail Servers

Mail for classroomscreen.com is handled by five mail servers, namely 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 classroomscreen.com are shared with other domains: ns500599.ns500724.ns500737.ns500599.ns500599.ns500599.ns500599.ns500724.ns500697.ns500599.ns500583.ns500583.ns500583.www.yummyflingsfinder.com, ns500731.ns500754.ns500731.ns500754.ns500731.ns500731.ns500705.ns500705.ns500704.ns500671.ns500678.ns500688.ns500671.ns500649.lustychickser.com, delatolas.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 — 172.253.115.27 and 2607:f8b0:4004:c29::1a.

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

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.27 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::1a.