sumtec.com.br - dns.ninja

`sumtec.com.br`

DNSSEC	⚠️ Not signed
A	191.252.51.23^{🇧🇷 Locaweb191.252.48.0/22 Servicos de Internet SA}
		PTR	`hm9193.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.a.locaweb.com.br` ⭐
		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` ⭐
		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.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=2026207518

rank #508157 globally
rank #3676 in the tld
WOT: SAFE (69/100)

Same first word

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sumtec.com.br

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sumtec.biz

sumtec.es

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DNS History

7 records (7 active, 0 former)

●NSns1.locaweb.com.br2018-06-20 → 2026-07-26 · 2 obs

● 2018-06-20 05:07:02
● 2026-07-26 21:53:48

●NSns2.locaweb.com.br2018-06-20 → 2026-07-26 · 2 obs

● 2018-06-20 05:07:02
● 2026-07-26 21:53:48

●NSns3.locaweb.com.br2018-06-20 → 2026-07-26 · 2 obs

● 2018-06-20 05:07:02
● 2026-07-26 21:53:48

●MXmx.a.locaweb.com.br2018-06-20 → 2026-07-26 · 2 obs

● 2018-06-20 05:07:02
● 2026-07-26 21:53:48

●MXmx.b.locaweb.com.br2018-06-20 → 2026-07-26 · 2 obs

● 2018-06-20 05:07:02
● 2026-07-26 21:53:48

●MXmx.jk.locaweb.com.br2018-06-20 → 2026-07-26 · 2 obs

● 2018-06-20 05:07:02
● 2026-07-26 21:53:48

●A191.252.51.232018-06-20 → 2026-07-26 · 2 obs

● 2018-06-20 05:07:02
● 2026-07-26 21:53:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
sumtec.com.br	ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br	6 records

✅ 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 sumtec.com.br (unsigned zone)

⏱️ Timing

Total: 668ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`191.252.51.23`
NS	3	`ns2.locaweb.com.br, ns3.locaweb.com.br...`
MX	3	`mx.a.locaweb.com.br (pri: 10), mx.b.locaweb.com.br (pri: 10)...`
TXT	1	`v=spf1 include:_spf.locaweb.com.br ?all`
SOA	1	`ns1.locaweb.com.br hostmaster.locaweb.co`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns3.locaweb.com.br, ns2.locaweb.com.br, ns1.locaweb.com.br...)

Analysis

IP Addresses

sumtec.com.br resolves to one IP address: 191.252.51.23.

clinicasag.com.br, sorocabaparkhotel.com.br, hm9193.locaweb.com.br and two other host names share IP numbers with sumtec.com.br.

Name Servers

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

sumtec.com.br partially shares its NS delegation with several other domains, including iplums.com.br, 242.45.187.in-addr.arpa, regularize.net 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

sumtec.com.br uses three mail servers — mx.a.locaweb.com.br, mx.b.locaweb.com.br and mx.jk.locaweb.com.br.

sumtec.com.br has at least partial mail server overlap with other domains such as ljjb.com.br, anjosderesgate.com.br, pastelariayokoyama.com.br and two more.

This set of mail servers commonly appears together with the mail servers mx.core.locaweb.com.br.

mx.a.locaweb.com.br has IP address 186.202.4.42, mx.b.locaweb.com.br has IP address 177.153.23.242 and mx.jk.locaweb.com.br has IP address 200.234.204.130 — one address each.