`duettocd.com`

DNSSEC	⚠️ Not signed
A	186.202.153.191^{🇧🇷 Locaweb186.202.152.0/22 Servicos de Internet SA}
		PTR	`hm8391.locaweb.com.br`
NS	`ns1.locaweb.com.br` ⭐
		A	2804:218:7000:0:186:202:8:254^{🇧🇷 Locaweb2804:218:7000::/48}
		A	186.202.8.254^{🇧🇷 Locaweb186.202.8.0/24 Servicos de Internet SA}
NS	`ns2.locaweb.com.br`
		A	2804:218:7001:0:187:45:248:254^{🇧🇷 Locaweb2804:218:7001::/48}
		A	187.45.248.254^{🇧🇷 Locaweb187.45.248.0/24 Servicos de Internet SA}
NS	`ns3.locaweb.com.br`
		A	2804:218:7002:0:189:126:101:254^{🇧🇷 Locaweb2804:218:7002::/48}
		A	189.126.101.254^{🇧🇷 Locaweb189.126.101.0/24 Servicos de Internet SA}
MX	`mx.core.locaweb.com.br` ⭐
		A	177.153.23.241^{🇧🇷 Locaweb177.153.0.0/19 Servicos de Internet SA}
			PTR	`mx.core.locaweb.com.br`
MX	`mx.a.locaweb.com.br`⁽²⁰⁾
		A	186.202.4.42^{🇧🇷 Locaweb186.202.0.0/19 Servicos de Internet SA}
			PTR	`mx.a.locaweb.com.br`
MX	`mx.b.locaweb.com.br`⁽²⁰⁾
		A	177.153.23.242^{🇧🇷 Locaweb177.153.0.0/19 Servicos de Internet SA}
			PTR	`mx.b.locaweb.com.br`
MX	`mx.jk.locaweb.com.br`⁽²⁰⁾
		A	200.234.204.130^{🇧🇷 Locaweb200.234.192.0/20 Servicos de Internet SA}
			PTR	`mx.jk.locaweb.com.br`
TXT	`v=spf1 include:_spf.locaweb.com.br ?all`
SOA	`ns1.locaweb.com.br`hostmaster@locaweb.com.br 2022-03-10 #1

`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=1774529672

Same first word

duettocd.com

DNS History

20 records (8 active, 12 former)

○NSns1.hostinger.com.br2020-03-14 → 2020-03-14 · 4 obs

○ 2017-02-18 08:28:22
● 2020-03-14 02:14:28
○ 2026-03-02 14:48:56
○ 2026-03-26 13:11:26

●NSns1.locaweb.com.br2026-03-02 → 2026-03-26 · 3 obs

○ 2020-03-14 02:14:28
● 2026-03-02 14:48:56
● 2026-03-26 13:11:26

○NSns1.redehost.com.br2015-07-31 → 2017-02-18 · 4 obs

● 2015-07-31 20:35:32
● 2017-02-18 08:28:22
○ 2020-03-14 02:14:28
○ 2026-03-26 13:11:26

○NSns2.hostinger.com.br2020-03-14 → 2020-03-14 · 4 obs

○ 2017-02-18 08:28:22
● 2020-03-14 02:14:28
○ 2026-03-02 14:48:56
○ 2026-03-26 13:11:26

●NSns2.locaweb.com.br2026-03-02 → 2026-03-26 · 3 obs

○ 2020-03-14 02:14:28
● 2026-03-02 14:48:56
● 2026-03-26 13:11:26

○NSns2.redehost.com.br2015-07-31 → 2017-02-18 · 4 obs

● 2015-07-31 20:35:32
● 2017-02-18 08:28:22
○ 2020-03-14 02:14:28
○ 2026-03-26 13:11:26

○NSns3.hostinger.com.br2020-03-14 → 2020-03-14 · 4 obs

○ 2017-02-18 08:28:22
● 2020-03-14 02:14:28
○ 2026-03-02 14:48:56
○ 2026-03-26 13:11:26

●NSns3.locaweb.com.br2026-03-02 → 2026-03-26 · 3 obs

○ 2020-03-14 02:14:28
● 2026-03-02 14:48:56
● 2026-03-26 13:11:26

○NSns4.hostinger.com.br2020-03-14 → 2020-03-14 · 4 obs

○ 2017-02-18 08:28:22
● 2020-03-14 02:14:28
○ 2026-03-02 14:48:56
○ 2026-03-26 13:11:26

○MXfmx.antispam.redehost.com.br2015-07-31 → 2017-02-18 · 4 obs

● 2015-07-31 20:35:32
● 2017-02-18 08:28:22
○ 2020-03-14 02:14:28
○ 2026-03-26 13:11:26

○MXlmx.antispam.redehost.com.br2015-07-31 → 2017-02-18 · 4 obs

● 2015-07-31 20:35:32
● 2017-02-18 08:28:22
○ 2020-03-14 02:14:28
○ 2026-03-26 13:11:26

●MXmx.a.locaweb.com.br2026-03-02 → 2026-03-26 · 3 obs

○ 2020-03-14 02:14:28
● 2026-03-02 14:48:56
● 2026-03-26 13:11:26

○MXmx.antispam.redehost.com.br2015-07-31 → 2017-02-18 · 4 obs

● 2015-07-31 20:35:32
● 2017-02-18 08:28:22
○ 2020-03-14 02:14:28
○ 2026-03-26 13:11:26

●MXmx.b.locaweb.com.br2026-03-02 → 2026-03-26 · 3 obs

○ 2020-03-14 02:14:28
● 2026-03-02 14:48:56
● 2026-03-26 13:11:26

●MXmx.core.locaweb.com.br2026-03-02 → 2026-03-26 · 3 obs

○ 2020-03-14 02:14:28
● 2026-03-02 14:48:56
● 2026-03-26 13:11:26

●MXmx.jk.locaweb.com.br2026-03-02 → 2026-03-26 · 3 obs

○ 2020-03-14 02:14:28
● 2026-03-02 14:48:56
● 2026-03-26 13:11:26

○MXmx1.hostinger.com.br2020-03-14 → 2020-03-14 · 4 obs

○ 2017-02-18 08:28:22
● 2020-03-14 02:14:28
○ 2026-03-02 14:48:56
○ 2026-03-26 13:11:26

●A186.202.153.1912026-03-02 → 2026-03-26 · 3 obs

○ 2020-03-14 02:14:28
● 2026-03-02 14:48:56
● 2026-03-26 13:11:26

○A187.84.225.362015-07-31 → 2017-02-18 · 4 obs

● 2015-07-31 20:35:32
● 2017-02-18 08:28:22
○ 2020-03-14 02:14:28
○ 2026-03-26 13:11:26

○A193.160.65.1692020-03-14 → 2020-03-14 · 4 obs

○ 2017-02-18 08:28:22
● 2020-03-14 02:14:28
○ 2026-03-02 14:48:56
○ 2026-03-26 13:11:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net...	-
duettocd.com	ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br	-

✅ Authoritative Response

Server:187.45.248.254

NS records: ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duettocd.com (unsigned zone)

⏱️ Timing

Total: 805ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`186.202.153.191`
NS	3	`ns3.locaweb.com.br, ns2.locaweb.com.br...`
MX	4	`mx.jk.locaweb.com.br (pri: 20), mx.a.locaweb.com.br (pri: 20)...`
TXT	1	`v=spf1 include:_spf.locaweb.com.br ?all`
SOA	1	`ns1.locaweb.com.br hostmaster.locaweb.co`

Analysis

IP Addresses

duettocd.com resolves to one IP number: 186.202.153.191.

Other host names, for instance lichia.com.br, leques.com.br, lixia.com.br, geisa.com.br and pituxa.com.br share IP numbers with duettocd.com.

Name Servers

duettocd.com is delegated to three name servers: ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br.

duettocd.com at least partially shares name servers with other domains, including nethope.com.br, alwma.com.br, ctcv.com.br, kbr.com.br and acoartex.com.br.