rfcomercio.com - dns.ninja

`rfcomercio.com`

DNSSEC	⚠️ Not signed
A	186.202.153.69^{🇧🇷 Locaweb186.202.152.0/22 Servicos de Internet SA}
		PTR	`hm7052.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=1782554705

Same first word

rfcomercio.com

Similar names

DNS History

15 records (8 active, 7 former)

○NSlindns01.pa.embratelcloud.com.br2018-05-20 → 2018-05-20 · 3 obs

● 2018-05-20 12:43:10
○ 2026-02-19 20:24:58
○ 2026-06-27 10:35:32

○NSlindns02.pa.embratelcloud.com.br2018-05-20 → 2018-05-20 · 3 obs

● 2018-05-20 12:43:10
○ 2026-02-19 20:24:58
○ 2026-06-27 10:35:32

●NSns1.locaweb.com.br2026-02-19 → 2026-06-27 · 3 obs

○ 2018-05-20 12:43:10
● 2026-02-19 20:24:58
● 2026-06-27 10:35:32

●NSns2.locaweb.com.br2026-02-19 → 2026-06-27 · 3 obs

○ 2018-05-20 12:43:10
● 2026-02-19 20:24:58
● 2026-06-27 10:35:32

●NSns3.locaweb.com.br2026-02-19 → 2026-06-27 · 3 obs

○ 2018-05-20 12:43:10
● 2026-02-19 20:24:58
● 2026-06-27 10:35:32

●MXmx.a.locaweb.com.br2026-02-19 → 2026-06-27 · 3 obs

○ 2018-05-20 12:43:10
● 2026-02-19 20:24:58
● 2026-06-27 10:35:32

●MXmx.b.locaweb.com.br2026-02-19 → 2026-06-27 · 3 obs

○ 2018-05-20 12:43:10
● 2026-02-19 20:24:58
● 2026-06-27 10:35:32

●MXmx.core.locaweb.com.br2026-02-19 → 2026-06-27 · 3 obs

○ 2018-05-20 12:43:10
● 2026-02-19 20:24:58
● 2026-06-27 10:35:32

●MXmx.jk.locaweb.com.br2026-02-19 → 2026-06-27 · 3 obs

○ 2018-05-20 12:43:10
● 2026-02-19 20:24:58
● 2026-06-27 10:35:32

○MXmx1c76.carrierzone.com2018-05-20 → 2018-05-20 · 3 obs

● 2018-05-20 12:43:10
○ 2026-02-19 20:24:58
○ 2026-06-27 10:35:32

○MXmx2c76.carrierzone.com2018-05-20 → 2018-05-20 · 3 obs

● 2018-05-20 12:43:10
○ 2026-02-19 20:24:58
○ 2026-06-27 10:35:32

○MXmx3c76.carrierzone.com2018-05-20 → 2018-05-20 · 3 obs

● 2018-05-20 12:43:10
○ 2026-02-19 20:24:58
○ 2026-06-27 10:35:32

○MXmx4c76.carrierzone.com2018-05-20 → 2018-05-20 · 3 obs

● 2018-05-20 12:43:10
○ 2026-02-19 20:24:58
○ 2026-06-27 10:35:32

●A186.202.153.692026-02-19 → 2026-06-27 · 3 obs

○ 2018-05-20 12:43:10
● 2026-02-19 20:24:58
● 2026-06-27 10:35:32

○A69.49.115.402018-05-20 → 2018-05-20 · 3 obs

● 2018-05-20 12:43:10
○ 2026-02-19 20:24:58
○ 2026-06-27 10:35:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net...	-
rfcomercio.com	ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br	-

✅ Authoritative Response

Server:189.126.101.254

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rfcomercio.com (unsigned zone)

⏱️ Timing

Total: 1051ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`186.202.153.69`
NS	3	`ns3.locaweb.com.br, ns1.locaweb.com.br...`
MX	4	`mx.jk.locaweb.com.br (pri: 20), mx.core.locaweb.com.br (pri: 10)...`
TXT	1	`v=spf1 include:_spf.locaweb.com.br ?all`
SOA	1	`ns1.locaweb.com.br hostmaster.locaweb.co`

Analysis

IP Addresses

rfcomercio.com resolves to one IP address: 186.202.153.69.

controleexterno.com.br, barracor.com.br, equiform.com.br and two other host names share IP numbers with rfcomercio.com.

Name Servers

rfcomercio.com is served by three name servers: ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br.

rfcomercio.com partially shares its NS delegation with several other domains, including rovegio.com.br, codequip.com.br, aldifer.com.br and two others.

The hostnames ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br each direct to two IP addresses — ns1.locaweb.com.br to 186.202.8.254 and 2804:218:7000:0:186:202:8:254, ns2.locaweb.com.br to 187.45.248.254 and 2804:218:7001:0:187:45:248:254, and ns3.locaweb.com.br to 189.126.101.254 and 2804:218:7002:0:189:126:101:254.

Mail Servers

rfcomercio.com has four mail servers: mx.a.locaweb.com.br, mx.b.locaweb.com.br, mx.core.locaweb.com.br and mx.jk.locaweb.com.br.

rfcomercio.com has at least partial mail server overlap with other domains such as dambox.com.br, luzaautosom.com.br, attitudeonline.com.br and two more.

Each of the four hosts mx.a.locaweb.com.br, mx.b.locaweb.com.br, mx.core.locaweb.com.br and mx.jk.locaweb.com.br points to a single IP address — mx.a.locaweb.com.br points to 186.202.4.42, mx.b.locaweb.com.br points to 177.153.23.242, mx.core.locaweb.com.br points to 177.153.23.241 and mx.jk.locaweb.com.br points to 200.234.204.130.