classitb.com.br - robtex.com

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`classitb.com.br`

DNSSEC	⚠️ Not signed
A	54.94.34.174^{🇧🇷 Amazon}
		PTR	`ec2-54-94-34-174.sa-east-1.compute.amazonaws.com`
NS	`sue.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a91^{🇺🇸 Cloudflare}
			PTR	`sue.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c091^{🇨🇷 Cloudflare}
			PTR	`sue.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2091^{🇺🇸 Cloudflare}
			PTR	`sue.ns.cloudflare.com`
		A	108.162.192.145^{🇺🇸 Cloudflare}
			PTR	`sue.ns.cloudflare.com`
		A	172.64.32.145^{🇺🇸 Cloudflare}
			PTR	`sue.ns.cloudflare.com`
		A	173.245.58.145^{🇺🇸 Cloudflare}
			PTR	`sue.ns.cloudflare.com`
NS	`theo.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b90^{🇺🇸 Cloudflare}
			PTR	`theo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c190^{🇨🇷 Cloudflare}
			PTR	`theo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2190^{🇺🇸 Cloudflare}
			PTR	`theo.ns.cloudflare.com`
		A	108.162.193.144^{🇺🇸 Cloudflare}
			PTR	`theo.ns.cloudflare.com`
		A	172.64.33.144^{🇺🇸 Cloudflare}
			PTR	`theo.ns.cloudflare.com`
		A	173.245.59.144^{🇺🇸 Cloudflare}
			PTR	`theo.ns.cloudflare.com`
MX	`mx.classitb.com.br` ⭐
		A	191.234.186.177^{🇧🇷 Microsoft}
TXT	`v=spf1 a mx ip4:186.202.60.168 ip4:191.252.3.61 -all`
SOA	`sue.ns.cloudflare.com`dns@cloudflare.com serial=2394705732

`com.br`

	DNSSEC	🔒 Signed (DS record present)
	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=2026048032

rank #548098 globally
rank #4213 in the tld

Up

mx.classitb.com.br

Same first word

classitb.com.br

Similar names

classbit.in

sciblast.com

balticss.lv

bitclass.cn

blisscat.com

sciblast.org

bitclass.live

sticlabs.com

DNS History

8 records (4 active, 4 former)

●NSsue.ns.cloudflare.com2015-08-17 → 2026-02-17 · 2 obs

● 2015-08-17 02:20:26
● 2026-02-17 11:32:14

●NStheo.ns.cloudflare.com2015-08-17 → 2026-02-17 · 2 obs

● 2015-08-17 02:20:26
● 2026-02-17 11:32:14

●MXmx.classitb.com.br2015-08-17 → 2026-02-17 · 2 obs

● 2015-08-17 02:20:26
● 2026-02-17 11:32:14

○A104.28.8.692015-08-17 → 2016-04-28 · 4 obs

● 2015-08-17 02:20:26
● 2016-04-28 01:59:16
○ 2026-02-17 11:32:12
○ 2026-02-17 11:32:14

○A104.28.9.692015-08-17 → 2016-04-28 · 4 obs

● 2015-08-17 02:20:26
● 2016-04-28 01:59:16
○ 2026-02-17 11:32:12
○ 2026-02-17 11:32:14

○A2400:cb00:2048:1::681c:8452015-08-17 → 2016-04-28 · 4 obs

● 2015-08-17 02:20:26
● 2016-04-28 01:59:16
○ 2026-02-17 11:32:12
○ 2026-02-17 11:32:14

○A2400:cb00:2048:1::681c:9452015-08-17 → 2016-04-28 · 4 obs

● 2015-08-17 02:20:26
● 2016-04-28 01:59:16
○ 2026-02-17 11:32:12
○ 2026-02-17 11:32:14

●A54.94.34.1742026-02-17 → 2026-02-17 · 3 obs

○ 2016-04-28 01:59:16
● 2026-02-17 11:32:12
● 2026-02-17 11:32:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	f.dns.br, d.dns.br, b.dns.br, e.dns.br...	12 records
classitb.com.br	sue.ns.cloudflare.com, theo.ns.cloudflare.com	-

✅ Authoritative Response

Server: 108.162.193.144

NS records: sue.ns.cloudflare.com, theo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for classitb.com.br (unsigned zone)

⏱️ Timing

Total: 602ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`54.94.34.174`
NS	2	`sue.ns.cloudflare.com, theo.ns.cloudflare.com`
MX	1	`mx.classitb.com.br (pri: 10)`
TXT	1	`v=spf1 a mx ip4:186.202.60.168 ip4:191.2`
SOA	1	`sue.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (f.dns.br, f.dns.br, d.dns.br...)

AI analysis

classitb.com.br is the parent of mx.classitb.com.br.

classitb.com.br points to IP number 54.94.34.174.

Other host names include sysm.com.br, ec2-54-94-34-174.sa-east-1.compute.amazonaws.com, agrinei.com and agrinei.com.br that share IP numbers with classitb.com.br.

classitb.com.br is delegated to two name servers: sue.ns.cloudflare.com and theo.ns.cloudflare.com.

classitb.com.br uses the same name server setup as other domains such as sigmavision.com, visualizing.org, ycinside.net, cloudsingularity.io and greenlinebotanicals.com.

classitb.com.br shares name servers with other domains at least partially, for example ecosmartfire.in, steffenwelsch.com.au, gruper.pl, thai-shinko.co.th and grimey.com.

These name servers are commonly used with the name servers jake.ns.cloudflare.com and chan.ns.cloudflare.com.

Host names with six IP numbers: host name sue.ns.cloudflare.com points to: 2606:4700:50::adf5:3a91, 2803:f800:50::6ca2:c091, 2a06:98c1:50::ac40:2091, 108.162.192.145, 172.64.32.145 and 173.245.58.145; host name theo.ns.cloudflare.com points to: 2606:4700:58::adf5:3b90, 2803:f800:50::6ca2:c190, 2a06:98c1:50::ac40:2190, 108.162.193.144, 172.64.33.144 and 173.245.59.144.

classitb.com.br is handled by a single mail server, mx.classitb.com.br.

mx.classitb.com.br points to a single IP: 191.234.186.177.