classapp.com.br - dns.ninja

`classapp.com.br`

DNSSEC	🔒 Signed (DS record present)
A	2606:4700::6812:4af^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700::6812:5af^{🇺🇸 Cloudflare2606:4700::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.4.175^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.18.5.175^{Cloudflare104.18.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`clark.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b57^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clark.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c157^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`clark.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2157^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`clark.ns.cloudflare.com`
		A	108.162.193.87^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clark.ns.cloudflare.com`
		A	172.64.33.87^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clark.ns.cloudflare.com`
		A	173.245.59.87^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`clark.ns.cloudflare.com`
NS	`meiling.ns.cloudflare.com`
		A	2606:4700:50::a29f:26fe^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meiling.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2fe^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`meiling.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22fe^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`meiling.ns.cloudflare.com`
		A	108.162.194.254^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meiling.ns.cloudflare.com`
		A	162.159.38.254^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meiling.ns.cloudflare.com`
		A	172.64.34.254^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meiling.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	172.253.115.26^{🇺🇸 Google172.253.115.0/24}
			PTR	`bg-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.27^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f27.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.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::1b^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f27.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
TXT	`MS=ms38226564.`
TXT	`anthropic-domain-verification-pq1hh0=H2d3fZxgJcejKniZ5Xen0NfSc`
TXT	`google-site-verification=ASfGasKtybkQr6BzqmQO7iPDqAgcegGcWLTTBkDCaGw; faceboo...`
TXT	`google-site-verification=PpbYLCOTVtM3diU9MsZZK3PAak1Smf5LHwt6DKbXJkc.`
TXT	`google-site-verification=jc2Xr11X8bQq_IwX8c0mXunPzNxGddRIlg_3OjC_hfw.`
TXT	`google-site-verification=lNe7DhS1sJAntrjZ0l0AGxDsFKUPcV9-F4xcNqB7uP0.`
TXT	`google-site-verification=skf1tpJckO-Bb2Gkr0X9Um-ppusdywTv8deS0SjrgzQ.`
TXT	`v=spf1 include:_spf.rdstation.com.br include:spf.mandrillapp.com include:_spf...`
TXT	`zscaler-verification-133327181-5272025-fwOyTy`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.18.4.175, 104.18.5.175
		IPv6 hints	2606:4700::6812:4af, 2606:4700::6812:5af
SOA	`clark.ns.cloudflare.com`dns@cloudflare.com serial=2407648449

`com.br`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.br` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.br` ⚠️ Not in parent delegation
	NS	`c.dns.br` ⚠️ Not in parent delegation
	NS	`d.dns.br` ⚠️ Not in parent delegation
	NS	`e.dns.br` ⚠️ Not in parent delegation
	NS	`f.dns.br` ⚠️ Not in parent delegation
	SOA	`a.dns.br`hostmaster@registro.br serial=2026180364

rank #820248 globally
rank #6089 in the tld
📈 Tranco rank: #90,965
rank #523832 globally
rank #3883 in the tld
WOT: SAFE (69/100)

Subdomains

web.classapp.com.br

email.classapp.com.br

www.classapp.com.br

assets.classapp.com.br

ajuda.classapp.com.br

images.classapp.com.br

app.classapp.com.br

sentry.classapp.com.br

Same first word

classapp.ninja

classapp.co

classapp.com.br

classapp.org

classapp.net

classapp.com

Similar names

slapcaps.com

scalpspa.com

DNS History

23 records (11 active, 12 former)

●NSclark.ns.cloudflare.com2026-02-16 → 2026-06-29 · 3 obs

○ 2017-05-28 05:13:18
● 2026-02-16 07:28:58
● 2026-06-29 16:00:42

●NSmeiling.ns.cloudflare.com2026-02-16 → 2026-06-29 · 3 obs

○ 2017-05-28 05:13:18
● 2026-02-16 07:28:58
● 2026-06-29 16:00:42

○NSns-1520.awsdns-62.org2015-08-15 → 2017-05-28 · 4 obs

● 2015-08-15 18:09:18
● 2017-05-28 05:13:18
○ 2026-02-16 07:28:58
○ 2026-06-29 16:00:42

○NSns-1802.awsdns-33.co.uk2015-08-15 → 2017-05-28 · 4 obs

● 2015-08-15 18:09:18
● 2017-05-28 05:13:18
○ 2026-02-16 07:28:58
○ 2026-06-29 16:00:42

○NSns-738.awsdns-28.net2015-08-15 → 2017-05-28 · 4 obs

● 2015-08-15 18:09:18
● 2017-05-28 05:13:18
○ 2026-02-16 07:28:58
○ 2026-06-29 16:00:42

○NSns-89.awsdns-11.com2015-08-15 → 2017-05-28 · 4 obs

● 2015-08-15 18:09:18
● 2017-05-28 05:13:18
○ 2026-02-16 07:28:58
○ 2026-06-29 16:00:42

●MXalt1.aspmx.l.google.com2015-08-15 → 2026-06-29 · 2 obs

● 2015-08-15 18:09:18
● 2026-06-29 16:00:42

●MXalt2.aspmx.l.google.com2015-08-15 → 2026-06-29 · 2 obs

● 2015-08-15 18:09:18
● 2026-06-29 16:00:42

●MXalt3.aspmx.l.google.com2015-08-15 → 2026-06-29 · 2 obs

● 2015-08-15 18:09:18
● 2026-06-29 16:00:42

●MXalt4.aspmx.l.google.com2015-08-15 → 2026-06-29 · 2 obs

● 2015-08-15 18:09:18
● 2026-06-29 16:00:42

●MXaspmx.l.google.com2015-08-15 → 2026-06-29 · 2 obs

● 2015-08-15 18:09:18
● 2026-06-29 16:00:42

●A104.18.4.1752026-02-16 → 2026-06-29 · 3 obs

○ 2017-05-28 05:13:18
● 2026-02-16 07:28:58
● 2026-06-29 16:00:42

●A104.18.5.1752026-02-16 → 2026-06-29 · 3 obs

○ 2017-05-28 05:13:18
● 2026-02-16 07:28:58
● 2026-06-29 16:00:42

●A2606:4700::6812:4af2026-02-16 → 2026-06-29 · 3 obs

○ 2017-05-28 05:13:18
● 2026-02-16 07:28:58
● 2026-06-29 16:00:42

●A2606:4700::6812:5af2026-02-16 → 2026-06-29 · 3 obs

○ 2017-05-28 05:13:18
● 2026-02-16 07:28:58
● 2026-06-29 16:00:42

○A52.10.205.982017-05-28 → 2017-05-28 · 4 obs

○ 2016-07-08 01:32:14
● 2017-05-28 05:13:18
○ 2026-02-16 07:28:58
○ 2026-06-29 16:00:42

○A52.34.176.1952016-07-08 → 2016-07-08 · 4 obs

○ 2016-03-09 21:27:06
● 2016-07-08 01:32:14
○ 2017-05-28 05:13:18
○ 2026-06-29 16:00:42

○A52.35.80.1452015-12-06 → 2016-03-09 · 5 obs

○ 2015-08-15 18:09:18
● 2015-12-06 00:09:30
● 2016-03-09 21:27:06
○ 2016-07-08 01:32:14
○ 2026-06-29 16:00:42

○A54.186.226.372016-07-08 → 2016-07-08 · 4 obs

○ 2016-03-09 21:27:06
● 2016-07-08 01:32:14
○ 2017-05-28 05:13:18
○ 2026-06-29 16:00:42

○A54.187.38.1382015-08-15 → 2015-08-15 · 3 obs

● 2015-08-15 18:09:18
○ 2015-12-06 00:09:30
○ 2026-06-29 16:00:42

○A54.187.50.1492017-05-28 → 2017-05-28 · 4 obs

○ 2016-07-08 01:32:14
● 2017-05-28 05:13:18
○ 2026-02-16 07:28:58
○ 2026-06-29 16:00:42

○A54.213.40.402015-12-06 → 2016-03-09 · 5 obs

○ 2015-08-15 18:09:18
● 2015-12-06 00:09:30
● 2016-03-09 21:27:06
○ 2016-07-08 01:32:14
○ 2026-06-29 16:00:42

○A54.69.35.702015-08-15 → 2015-08-15 · 3 obs

● 2015-08-15 18:09:18
○ 2015-12-06 00:09:30
○ 2026-06-29 16:00:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	f.dns.br, a.dns.br, b.dns.br, c.dns.br...	-
classapp.com.br	clark.ns.cloudflare.com, meiling.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.87

NS records: clark.ns.cloudflare.com, meiling.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1031ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.18.4.175, 104.18.5.175`
AAAA	2	`2606:4700::6812:5af, 2606:4700::6812:4af`
NS	2	`clark.ns.cloudflare.com, meiling.ns.cloudflare.com`
MX	5	`ASPMX.L.GOOGLE.COM (pri: 1), ALT2.ASPMX.L.GOOGLE.COM (pri: 10)...`
TXT	9	`MS=ms38226564., anthropic-domain-verification-pq1hh0=H2d...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`clark.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

classapp.com.br serves as parent to web.classapp.com.br, email.classapp.com.br, www.classapp.com.br, assets.classapp.com.br, ajuda.classapp.com.br along with a few other host names.

IP Addresses

classapp.com.br has four IP addresses: 104.18.4.175, 104.18.5.175, 2606:4700::6812:4af and 2606:4700::6812:5af.

eastonbaseball.com, beazt.com, global.localizecdn.com and two other host names share IP numbers with classapp.com.br.

Name Servers

classapp.com.br uses two name servers for its delegation: clark.ns.cloudflare.com and meiling.ns.cloudflare.com.

classapp.com.br uses the same name servers as several other domains — among them mg-gafi.sk, mymaturemovies.net, stc.or.id and two more.

classapp.com.br has at least partial name server overlap with other domains, such as funphcasino.net, fusion24hub.pics, educatenplay.com and two others.

It is common to find these name servers paired with the name servers vasilii.ns.cloudflare.com, nash.ns.cloudflare.com, keyla.ns.cloudflare.com and theo.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

Hostname clark.ns.cloudflare.com directs to 108.162.193.87, 172.64.33.87 and 173.245.59.87 along with 3 other IP addresses.

Hostname meiling.ns.cloudflare.com directs to 108.162.194.254, 162.159.38.254 and 172.64.34.254 along with 3 other IP addresses.

Mail Servers

Mail for classapp.com.br is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

classapp.com.br has at least partial mail server overlap with other domains such as tapau.asia, ns500671.ns500754.ns500754.ns500742.ns500731.ns500704.ns500688.ns500649.ns500671.ns500649.ns500649.ns500666.tenderladiesbz.com, ns500693.ns500693.ns500734.ns500693.ns500693.ns500693.ns500699.ns500693.ns500693.ns500699.ns500588.ns500699.ns500683.ns500683.ns500588.dtrkdll.com and two more.

The mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly seen alongside these mail servers.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com directs traffic to 172.253.115.26 and 2607:f8b0:4004:c21::1b.

alt1.aspmx.l.google.com directs traffic to 108.177.123.27 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com directs traffic to 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com directs traffic to 172.253.157.27 and 2a00:1450:400c:c23::1b.