stackoverflow.com.br - dns.ninja

`stackoverflow.com.br`

DNSSEC	🔒 Signed (DS record present)
NS	`a.auto.dns.br` ⭐
		A	2001:12ff:0:2::88^{🇧🇷 REGISTROBRNET2001:12ff::/32 Registro.BR Network}
			PTR	`a.auto.dns.br`
		A	200.160.2.88^{🇧🇷 REGISTROBRNET200.160.0.0/20 Registro.BR Network}
			PTR	`a.auto.dns.br`
NS	`b.auto.dns.br`
		A	2001:12ff:0:2::89^{🇧🇷 REGISTROBRNET2001:12ff::/32 Registro.BR Network}
			PTR	`b.auto.dns.br`
		A	200.160.2.89^{🇧🇷 REGISTROBRNET200.160.0.0/20 Registro.BR Network}
			PTR	`b.auto.dns.br`
TXT	`v=spf1 -all`
SOA	`a.auto.dns.br`hostmaster@registro.br serial=2026164760

`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=2026164446

rank #515882 globally
rank #3866 in the tld
WOT: SAFE (69/100)

Same first word

Similar names

overstackflow.blogspot.com

stackoverlfow.com

overflowstack.com

flowoverstack.com

wolfrevokcats.com

DNS History

11 records (2 active, 9 former)

●NSa.auto.dns.br2026-04-23 → 2026-06-13 · 3 obs

○ 2017-04-04 09:17:38
● 2026-04-23 22:32:36
● 2026-06-13 19:05:30

○NSa.sec.dns.br2016-01-25 → 2016-06-22 · 5 obs

○ 2015-10-30 13:25:16
● 2016-01-25 12:10:38
● 2016-06-22 11:39:20
○ 2017-02-17 12:31:40
○ 2026-06-13 19:05:30

●NSb.auto.dns.br2026-04-23 → 2026-06-13 · 3 obs

○ 2017-04-04 09:17:38
● 2026-04-23 22:32:36
● 2026-06-13 19:05:30

○NSc.sec.dns.br2016-01-25 → 2016-06-22 · 5 obs

○ 2015-10-30 13:25:16
● 2016-01-25 12:10:38
● 2016-06-22 11:39:20
○ 2017-02-17 12:31:40
○ 2026-06-13 19:05:30

○NSmns01.domaincontrol.com2017-02-17 → 2017-04-04 · 5 obs

○ 2016-06-22 11:39:20
● 2017-02-17 12:31:40
● 2017-04-04 09:17:38
○ 2026-04-23 22:32:36
○ 2026-06-13 19:05:30

○NSmns02.domaincontrol.com2017-02-17 → 2017-04-04 · 5 obs

○ 2016-06-22 11:39:20
● 2017-02-17 12:31:40
● 2017-04-04 09:17:38
○ 2026-04-23 22:32:36
○ 2026-06-13 19:05:30

○NSns1.serverfault.com2015-08-18 → 2015-10-30 · 4 obs

● 2015-08-18 07:40:00
● 2015-10-30 13:25:16
○ 2016-01-25 12:10:38
○ 2026-06-13 19:05:30

○NSns2.serverfault.com2015-08-18 → 2015-10-30 · 4 obs

● 2015-08-18 07:40:00
● 2015-10-30 13:25:16
○ 2016-01-25 12:10:38
○ 2026-06-13 19:05:30

○NSns3.serverfault.com2015-08-18 → 2015-10-30 · 4 obs

● 2015-08-18 07:40:00
● 2015-10-30 13:25:16
○ 2016-01-25 12:10:38
○ 2026-06-13 19:05:30

○MX.2026-04-23 → 2026-06-13 · 2 obs

○ 2026-04-23 22:32:36
○ 2026-06-13 19:05:30

○A198.252.206.1402015-08-18 → 2015-10-30 · 4 obs

● 2015-08-18 07:40:00
● 2015-10-30 13:25:16
○ 2016-01-25 12:10:38
○ 2026-06-13 19:05:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
stackoverflow.com.br	a.auto.dns.br, b.auto.dns.br	-

✅ Authoritative Response

Server:200.160.2.88

NS records: a.auto.dns.br, b.auto.dns.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1289ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`a.auto.dns.br, b.auto.dns.br`
MX	1	`. (pri: 0)`
TXT	1	`v=spf1 -all`
SOA	1	`a.auto.dns.br hostmaster.registro.br`

Analysis

Name Servers

stackoverflow.com.br is served by two delegated name servers, a.auto.dns.br and b.auto.dns.br.

stackoverflow.com.br shares its name server setup with other domains, including casabr.com.br, cozinhaonline.com.br, gjk.com.br and two others.

The DNS delegation for stackoverflow.com.br at least partly coincides with that of other domains, pisoseformas.com.br being one example.

Each of the two host names carries two IP addresses: a.auto.dns.br points to 200.160.2.88 and 2001:12ff:0:2::88, and b.auto.dns.br points to 200.160.2.89 and 2001:12ff:0:2::89.