`lsb.edu.br`

DNSSEC	⚠️ Not signed
A	104.17.201.193^{Cloudflare104.17.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`roxy.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a8e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`roxy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`roxy.ns.cloudflare.com`
		A	108.162.192.142^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	172.64.32.142^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
		A	173.245.58.142^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`roxy.ns.cloudflare.com`
NS	`zac.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cb2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zac.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3b2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`zac.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23b2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`zac.ns.cloudflare.com`
		A	108.162.195.178^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zac.ns.cloudflare.com`
		A	162.159.44.178^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zac.ns.cloudflare.com`
		A	172.64.35.178^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`zac.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c0b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-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::1a^{🇨🇱 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`⁽⁵⁾
		A	2607:f8b0:4023:1015::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f26.1e100.net`
		A	172.253.135.26^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f26.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.27^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4025:c01::1a^{🇵🇱 Google2a00:1450:4025::/48}
			PTR	`rd-in-f26.1e100.net`
		A	142.250.147.27^{🇺🇸 Google142.250.147.0/24}
			PTR	`rd-in-f27.1e100.net`
TXT	`MS=8B863ED61F967098FB6C70CC5A3B7DBF05ED2F0A`
TXT	`MS=ms90451581`
TXT	`google-site-verification=6bI2Bp15Ir6br3vtiMoEnp3gLtzgzWGWHTJ_q6efmHU`
TXT	`google-site-verification=EjbbjDLzBB2JhdhoBSh_cIseO4tVTTz1m33AYFsaumc`
TXT	`include:47158293.spf06.hubspotemail.net`
TXT	`linkedin-site-verification=5521a200-73b1-4f19-a6f0-7627ce87b90f`
TXT	`v=spf1 a mx include:_spf.google.com include:_spf.tiflux.com include:47158293....`
SOA	`roxy.ns.cloudflare.com`dns@cloudflare.com serial=2399033962

`edu.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=2026103268

Same first word

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DNS History

8 records (8 active, 0 former)

●NSroxy.ns.cloudflare.com2026-04-11 → 2026-04-13 · 2 obs

● 2026-04-11 02:04:24
● 2026-04-13 11:13:26

●NSzac.ns.cloudflare.com2026-04-11 → 2026-04-13 · 2 obs

● 2026-04-11 02:04:24
● 2026-04-13 11:13:26

●MXalt1.aspmx.l.google.com2026-04-11 → 2026-04-13 · 2 obs

● 2026-04-11 02:04:24
● 2026-04-13 11:13:26

●MXalt2.aspmx.l.google.com2026-04-11 → 2026-04-13 · 2 obs

● 2026-04-11 02:04:24
● 2026-04-13 11:13:26

●MXalt3.aspmx.l.google.com2026-04-11 → 2026-04-13 · 2 obs

● 2026-04-11 02:04:24
● 2026-04-13 11:13:26

●MXalt4.aspmx.l.google.com2026-04-11 → 2026-04-13 · 2 obs

● 2026-04-11 02:04:24
● 2026-04-13 11:13:26

●MXaspmx.l.google.com2026-04-11 → 2026-04-13 · 2 obs

● 2026-04-11 02:04:24
● 2026-04-13 11:13:26

●A104.17.201.1932026-04-11 → 2026-04-13 · 2 obs

● 2026-04-11 02:04:24
● 2026-04-13 11:13:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	d.dns.br, f.dns.br, b.dns.br, a.dns.br...	-
lsb.edu.br	roxy.ns.cloudflare.com, zac.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.142

NS records: roxy.ns.cloudflare.com, zac.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lsb.edu.br (unsigned zone)

⏱️ Timing

Total: 906ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`104.17.201.193`
NS	2	`roxy.ns.cloudflare.com, zac.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...`
TXT	7	`MS=8B863ED61F967098FB6C70CC5A3B7DBF05ED2, MS=ms90451581...`
SOA	1	`roxy.ns.cloudflare.com dns.cloudflare.co`