tecnohead.com - dns.ninja

`tecnohead.com`

DNSSEC	⚠️ Not signed
A	187.45.193.170^{🇧🇷 Locaweb187.45.193.0/24 Servicos de Internet SA}
		PTR	`hm2659.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`postmaster@locaweb.com.br 2026-02-24 #2

`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=1783221571

Previously MX for

tecnohead.com

Same first word

tecnohead.com

Similar names

DNS History

29 records (8 active, 21 former)

○NSns0.wixdns.net2020-02-25 → 2021-03-13 · 5 obs

○ 2017-03-13 22:36:14
● 2020-02-25 19:11:24
● 2021-03-13 17:15:28
○ 2026-03-01 12:29:58
○ 2026-07-05 03:27:20

○NSns1.coho.com.br2015-07-16 → 2015-11-19 · 4 obs

● 2015-07-16 10:06:46
● 2015-11-19 14:01:26
○ 2016-02-11 19:42:20
○ 2026-07-05 03:27:20

○NSns1.dnschave.net2016-02-11 → 2017-03-13 · 5 obs

○ 2015-11-19 14:01:26
● 2016-02-11 19:42:20
● 2017-03-13 22:36:14
○ 2020-02-25 19:11:24
○ 2026-07-05 03:27:20

●NSns1.locaweb.com.br2026-03-01 → 2026-07-05 · 3 obs

○ 2021-03-13 17:15:28
● 2026-03-01 12:29:58
● 2026-07-05 03:27:20

○NSns1.wixdns.net2020-02-25 → 2021-03-13 · 5 obs

○ 2017-03-13 22:36:14
● 2020-02-25 19:11:24
● 2021-03-13 17:15:28
○ 2026-03-01 12:29:58
○ 2026-07-05 03:27:20

○NSns2.coho.com.br2015-07-16 → 2015-11-19 · 4 obs

● 2015-07-16 10:06:46
● 2015-11-19 14:01:26
○ 2016-02-11 19:42:20
○ 2026-07-05 03:27:20

○NSns2.dnschave.net2016-02-11 → 2017-03-13 · 5 obs

○ 2015-11-19 14:01:26
● 2016-02-11 19:42:20
● 2017-03-13 22:36:14
○ 2020-02-25 19:11:24
○ 2026-07-05 03:27:20

●NSns2.locaweb.com.br2026-03-01 → 2026-07-05 · 3 obs

○ 2021-03-13 17:15:28
● 2026-03-01 12:29:58
● 2026-07-05 03:27:20

○NSns3.coho.com.br2015-11-19 → 2017-03-13 · 7 obs

○ 2015-07-16 10:06:46
● 2015-11-19 14:01:26
● 2016-02-11 19:42:20
○ 2016-06-20 16:06:58
● 2017-03-13 22:36:14
○ 2020-02-25 19:11:24
○ 2026-07-05 03:27:20

●NSns3.locaweb.com.br2026-03-01 → 2026-07-05 · 3 obs

○ 2021-03-13 17:15:28
● 2026-03-01 12:29:58
● 2026-07-05 03:27:20

○NSns4.coho.com.br2015-11-19 → 2017-03-13 · 7 obs

○ 2015-07-16 10:06:46
● 2015-11-19 14:01:26
● 2016-02-11 19:42:20
○ 2016-06-20 16:06:58
● 2017-03-13 22:36:14
○ 2020-02-25 19:11:24
○ 2026-07-05 03:27:20

○MXimap.exchangecorp.com.br2020-02-25 → 2021-03-13 · 5 obs

○ 2017-03-13 22:36:14
● 2020-02-25 19:11:24
● 2021-03-13 17:15:28
○ 2026-03-01 12:29:58
○ 2026-07-05 03:27:20

○MXmail.exchangecorp.com.br2020-02-25 → 2021-03-13 · 5 obs

○ 2017-03-13 22:36:14
● 2020-02-25 19:11:24
● 2021-03-13 17:15:28
○ 2026-03-01 12:29:58
○ 2026-07-05 03:27:20

●MXmx.a.locaweb.com.br2020-02-25 → 2026-07-05 · 3 obs

○ 2017-03-13 22:36:14
● 2020-02-25 19:11:24
● 2026-07-05 03:27:20

●MXmx.b.locaweb.com.br2020-02-25 → 2026-07-05 · 3 obs

○ 2017-03-13 22:36:14
● 2020-02-25 19:11:24
● 2026-07-05 03:27:20

●MXmx.core.locaweb.com.br2020-02-25 → 2026-07-05 · 3 obs

○ 2017-03-13 22:36:14
● 2020-02-25 19:11:24
● 2026-07-05 03:27:20

●MXmx.jk.locaweb.com.br2020-02-25 → 2026-07-05 · 3 obs

○ 2017-03-13 22:36:14
● 2020-02-25 19:11:24
● 2026-07-05 03:27:20

○MXsmtp.exchangecorp.com.br2020-02-25 → 2021-03-13 · 5 obs

○ 2017-03-13 22:36:14
● 2020-02-25 19:11:24
● 2021-03-13 17:15:28
○ 2026-03-01 12:29:58
○ 2026-07-05 03:27:20

○MXtecnohead.com2015-07-16 → 2017-03-13 · 4 obs

● 2015-07-16 10:06:46
● 2017-03-13 22:36:14
○ 2020-02-25 19:11:24
○ 2026-07-05 03:27:20

○MXwebmail.exchangecorp.com.br2020-02-25 → 2021-03-13 · 5 obs

○ 2017-03-13 22:36:14
● 2020-02-25 19:11:24
● 2021-03-13 17:15:28
○ 2026-03-01 12:29:58
○ 2026-07-05 03:27:20

○A104.171.123.982015-11-19 → 2016-02-11 · 5 obs

○ 2015-07-16 10:06:46
● 2015-11-19 14:01:26
● 2016-02-11 19:42:20
○ 2016-06-20 16:06:58
○ 2026-07-05 03:27:20

○A108.61.34.1822017-03-13 → 2017-03-13 · 4 obs

○ 2016-06-20 16:06:58
● 2017-03-13 22:36:14
○ 2020-02-25 19:11:24
○ 2026-07-05 03:27:20

○A162.254.149.1082016-06-20 → 2016-06-20 · 4 obs

○ 2016-02-11 19:42:20
● 2016-06-20 16:06:58
○ 2017-03-13 22:36:14
○ 2026-07-05 03:27:20

○A185.230.63.1072021-03-13 → 2021-03-13 · 4 obs

○ 2020-02-25 19:11:24
● 2021-03-13 17:15:28
○ 2026-03-01 12:29:58
○ 2026-07-05 03:27:20

○A185.230.63.1712021-03-13 → 2021-03-13 · 4 obs

○ 2020-02-25 19:11:24
● 2021-03-13 17:15:28
○ 2026-03-01 12:29:58
○ 2026-07-05 03:27:20

○A185.230.63.1862021-03-13 → 2021-03-13 · 4 obs

○ 2020-02-25 19:11:24
● 2021-03-13 17:15:28
○ 2026-03-01 12:29:58
○ 2026-07-05 03:27:20

●A187.45.193.1702026-03-01 → 2026-07-05 · 3 obs

○ 2021-03-13 17:15:28
● 2026-03-01 12:29:58
● 2026-07-05 03:27:20

○A199.193.119.322015-07-16 → 2015-07-16 · 3 obs

● 2015-07-16 10:06:46
○ 2015-11-19 14:01:26
○ 2026-07-05 03:27:20

○A23.236.62.1472020-02-25 → 2020-02-25 · 4 obs

○ 2017-03-13 22:36:14
● 2020-02-25 19:11:24
○ 2021-03-13 17:15:28
○ 2026-07-05 03:27:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...	-
tecnohead.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 tecnohead.com (unsigned zone)

⏱️ Timing

Total: 1239ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`187.45.193.170`
NS	3	`ns1.locaweb.com.br, ns3.locaweb.com.br...`
MX	4	`mx.jk.locaweb.com.br (pri: 20), mx.b.locaweb.com.br (pri: 20)...`
TXT	1	`v=spf1 include:_spf.locaweb.com.br -all`
SOA	1	`ns1.locaweb.com.br postmaster.locaweb.co`

Analysis

IP Addresses

tecnohead.com resolves to one IP address: 187.45.193.170.

natalense.com.br, atlantateatro.com.br, fidusinvest.com.br and two other host names share IP numbers with tecnohead.com.

Name Servers

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

tecnohead.com partially shares its NS delegation with several other domains, including hang.com.br, lojasline.com.br, sindcondutoresitu.com.br and two others.

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

Mail Servers

Four mail servers handle email for tecnohead.com: mx.a.locaweb.com.br, mx.b.locaweb.com.br, mx.core.locaweb.com.br and mx.jk.locaweb.com.br.

tecnohead.com has at least partial mail server overlap with other domains such as asmecminas.org.br, transpassoslogistica.com.br, embrapan.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.