classstream.com - dns.ninja

`classstream.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:db70^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:4627^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.70.39^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.219.112^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`dexter.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cbe^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`dexter.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3be^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`dexter.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23be^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`dexter.ns.cloudflare.com`
		A	108.162.195.190^{Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.44.190^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.35.190^{Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`grannbo.ns.cloudflare.com`
		A	2606:4700:50::a29f:2696^{Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	2803:f800:50::6ca2:c296^{Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
		A	2a06:98c1:50::ac40:2296^{Cloudflare2a06:98c1:50::/45}
		A	108.162.194.150^{Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	162.159.38.150^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.34.150^{Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.70.39, 172.67.219.112
		IPv6 hints	2606:4700:3030::ac43:db70, 2606:4700:3032::6815:4627
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=232, name=cloudflare-ech.com
SOA	`dexter.ns.cloudflare.com`dns@cloudflare.com serial=2404889367

`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=1780860106

Previously MX for

classstream.com

Same first word

classstream.online

classstream.com

Similar names

masterclass.agency

masterclass.world

masterclass.cc

masterclass.com

masterclass.net

masterclass.bg

masterclass.media

masterclass.today

slamactress.com

masterclass.fr

masterclass.uz

classmaster.co.uk

masterclass.pt

esmartclass.net

masterclass.pk

masterclass.com.ua

masterclass.sydney

masterclass.ch

masterclass.cl

masterclass.am

smartscales.ru

masterclass.info

masterclass.it

masterclass.site

masterclass.se

masterclass.be

classmaster.ca

masterclass.co.uk

masterclass.dk

esmartclass.com

scarletmass.com

masterclass.courses

masterclass.co

masterclass.my

masterclass.ie

masterclass.ninja

masterclass.at

masterclass.com.hk

masterclass.de

masterclass.com.es

masterclass.com.mx

masterclass.az

masterclass.ng

masterclass.co.za

masterclass.lt

masterclass.us

masterclass.pl

classmaster.eu

masterclass.biz

classmaster.com

masterclass.com.br

masterclass.hu

masterclass.eu

masterclass.edu.ge

masterclass.no

masterclass.team

masterclass.digital

masterclass.io

masterclass.al

classmaster.cz

masterclass.co.ke

masterclass.com.tr

smtcarsales.com

masterclass.gr

masterclass.ca

masterclass.lv

masterclass.care

masterclass.kg

classmaster.in

masterclass.jp

masterclass.co.id

classmaster.ru

masterclass.dev

DNS History

25 records (6 active, 19 former)

●NSdexter.ns.cloudflare.com2026-06-04 → 2026-06-07 · 3 obs

○ 2026-03-26 06:39:06
● 2026-06-04 06:31:20
● 2026-06-07 19:47:42

●NSgrannbo.ns.cloudflare.com2026-06-04 → 2026-06-07 · 3 obs

○ 2026-03-26 06:39:06
● 2026-06-04 06:31:20
● 2026-06-07 19:47:42

○NSns1.atom.com2026-03-21 → 2026-03-26 · 5 obs

○ 2017-12-08 16:20:22
● 2026-03-21 17:17:50
● 2026-03-26 06:39:06
○ 2026-06-04 06:31:20
○ 2026-06-07 19:47:42

○NSns1.dnslink.com2016-12-28 → 2016-12-28 · 4 obs

○ 2016-06-10 14:54:20
● 2016-12-28 21:32:26
○ 2017-12-08 16:20:22
○ 2026-06-07 19:47:42

○NSns1.ichannels.com2015-07-02 → 2015-11-18 · 4 obs

● 2015-07-02 02:16:18
● 2015-11-18 17:39:14
○ 2016-06-10 14:54:20
○ 2026-06-07 19:47:42

○NSns1.mobileweb.com2016-06-10 → 2016-06-10 · 4 obs

○ 2015-11-18 17:39:14
● 2016-06-10 14:54:20
○ 2016-12-28 21:32:26
○ 2026-06-07 19:47:42

○NSns1.namebrightdns.com2017-12-08 → 2017-12-08 · 4 obs

○ 2016-12-28 21:32:26
● 2017-12-08 16:20:22
○ 2026-03-21 17:17:50
○ 2026-06-07 19:47:42

○NSns2.atom.com2026-03-21 → 2026-03-26 · 5 obs

○ 2017-12-08 16:20:22
● 2026-03-21 17:17:50
● 2026-03-26 06:39:06
○ 2026-06-04 06:31:20
○ 2026-06-07 19:47:42

○NSns2.dnslink.com2016-12-28 → 2016-12-28 · 4 obs

○ 2016-06-10 14:54:20
● 2016-12-28 21:32:26
○ 2017-12-08 16:20:22
○ 2026-06-07 19:47:42

○NSns2.ichannels.com2015-07-02 → 2015-11-18 · 4 obs

● 2015-07-02 02:16:18
● 2015-11-18 17:39:14
○ 2016-06-10 14:54:20
○ 2026-06-07 19:47:42

○NSns2.mobileweb.com2016-06-10 → 2016-06-10 · 4 obs

○ 2015-11-18 17:39:14
● 2016-06-10 14:54:20
○ 2016-12-28 21:32:26
○ 2026-06-07 19:47:42

○NSns2.namebrightdns.com2017-12-08 → 2017-12-08 · 4 obs

○ 2016-12-28 21:32:26
● 2017-12-08 16:20:22
○ 2026-03-21 17:17:50
○ 2026-06-07 19:47:42

○MXclassstream.com2015-07-02 → 2016-06-10 · 4 obs

● 2015-07-02 02:16:18
● 2016-06-10 14:54:20
○ 2016-12-28 21:32:26
○ 2026-06-07 19:47:42

○MXmail.b-io.co2016-12-28 → 2016-12-28 · 4 obs

○ 2016-06-10 14:54:20
● 2016-12-28 21:32:26
○ 2017-12-08 16:20:22
○ 2026-06-07 19:47:42

○MXmail1.namebrightmail.com2017-12-08 → 2017-12-08 · 4 obs

○ 2016-12-28 21:32:26
● 2017-12-08 16:20:22
○ 2026-03-21 17:17:50
○ 2026-06-07 19:47:42

○MXmail2.namebrightmail.com2017-12-08 → 2017-12-08 · 4 obs

○ 2016-12-28 21:32:26
● 2017-12-08 16:20:22
○ 2026-03-21 17:17:50
○ 2026-06-07 19:47:42

●A104.21.70.392026-06-04 → 2026-06-07 · 3 obs

○ 2026-03-26 06:39:06
● 2026-06-04 06:31:20
● 2026-06-07 19:47:42

●A172.67.219.1122026-06-04 → 2026-06-07 · 3 obs

○ 2026-03-26 06:39:06
● 2026-06-04 06:31:20
● 2026-06-07 19:47:42

○A192.237.245.1622015-07-02 → 2015-11-18 · 4 obs

● 2015-07-02 02:16:18
● 2015-11-18 17:39:14
○ 2016-06-10 14:54:20
○ 2026-06-07 19:47:42

○A198.154.251.2202016-06-10 → 2016-06-10 · 4 obs

○ 2015-11-18 17:39:14
● 2016-06-10 14:54:20
○ 2016-12-28 21:32:26
○ 2026-06-07 19:47:42

○A209.15.13.1342016-12-28 → 2016-12-28 · 4 obs

○ 2016-06-10 14:54:20
● 2016-12-28 21:32:26
○ 2017-12-08 16:20:22
○ 2026-06-07 19:47:42

●A2606:4700:3030::ac43:db702026-06-04 → 2026-06-07 · 3 obs

○ 2026-03-26 06:39:06
● 2026-06-04 06:31:20
● 2026-06-07 19:47:42

●A2606:4700:3032::6815:46272026-06-04 → 2026-06-07 · 3 obs

○ 2026-03-26 06:39:06
● 2026-06-04 06:31:20
● 2026-06-07 19:47:42

○A52.20.84.622026-03-21 → 2026-03-26 · 5 obs

○ 2017-12-08 16:20:22
● 2026-03-21 17:17:50
● 2026-03-26 06:39:06
○ 2026-06-04 06:31:20
○ 2026-06-07 19:47:42

○CNAMEurlforward.namebright.com2017-12-08 → 2017-12-08 · 3 obs

● 2017-12-08 16:20:22
○ 2026-03-21 17:17:50
○ 2026-06-07 19:47:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
classstream.com	grannbo.ns.cloudflare.com, dexter.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.150

NS records: grannbo.ns.cloudflare.com, dexter.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classstream.com (unsigned zone)

⏱️ Timing

Total: 651ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.219.112, 104.21.70.39`
AAAA	2	`2606:4700:3030::ac43:db70, 2606:4700:3032::6815:4627`
NS	2	`dexter.ns.cloudflare.com, grannbo.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`dexter.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

With 4 IP addresses, classstream.com directs to 104.21.70.39, 172.67.219.112, 2606:4700:3030::ac43:db70 and 2606:4700:3032::6815:4627.

Among the host names that share IP numbers with classstream.com are tripscans68.cc, efilmsy.pl, 3bet.win and two others.

Name Servers

classstream.com is delegated to two name servers: dexter.ns.cloudflare.com and grannbo.ns.cloudflare.com.

classstream.com partially shares its NS delegation with several other domains, including zoobotics.se, 57401.cheap, allwellness.dk and two others.

These name servers often co-occur with the name servers sonny.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

The hostname dexter.ns.cloudflare.com resolves to 108.162.195.190, 162.159.44.190, 172.64.35.190 and three additional IP addresses.

The hostname grannbo.ns.cloudflare.com resolves to 108.162.194.150, 162.159.38.150, 172.64.34.150 and three additional IP addresses.