iuh.com.br - robtex.com

iuh.com.br

DNSSEC⚠️ Not signed
A186.202.150.195🇧🇷 Locaweb186.202.128.0/19
PTRhmw9384.publiccloud.com.br
NSns1.locaweb.com.br ⭐
A2804:218:7000:0:186:202:8:254🇧🇷 Locaweb2804:218:7000::/48
A186.202.8.254🇧🇷 Locaweb186.202.8.0/24 Servicos de Internet SA
NSns2.locaweb.com.br
A2804:218:7001:0:187:45:248:254🇧🇷 Locaweb2804:218:7001::/48
A187.45.248.254🇧🇷 Locaweb187.45.248.0/24 Servicos de Internet SA
NSns3.locaweb.com.br
A2804:218:7002:0:189:126:101:254🇧🇷 Locaweb2804:218:7002::/48
A189.126.101.254🇧🇷 Locaweb189.126.101.0/24 Servicos de Internet SA
MXmx.core.locaweb.com.br ⭐
A177.153.23.241🇧🇷 Locaweb177.153.0.0/19 Servicos de Internet SA
PTRmx.core.locaweb.com.br
MXmx.a.locaweb.com.br(20)
A186.202.4.42🇧🇷 Locaweb186.202.0.0/19 Servicos de Internet SA
PTRmx.a.locaweb.com.br
MXmx.b.locaweb.com.br(20)
A177.153.23.242🇧🇷 Locaweb177.153.0.0/19 Servicos de Internet SA
PTRmx.b.locaweb.com.br
MXmx.jk.locaweb.com.br(20)
A200.234.204.130🇧🇷 Locaweb200.234.192.0/20 Servicos de Internet SA
PTRmx.jk.locaweb.com.br
TXTv=spf1 include:_spf.locaweb.com.br ?all
SOAns1.locaweb.com.brhostmaster@locaweb.com.br 2022-03-10 #1

com.br

DNSSEC⚠️ Not signed
NSa.dns.br ⭐ ⚠️ Not in parent delegation
NSb.dns.br ⚠️ Not in parent delegation
NSc.dns.br ⚠️ Not in parent delegation
NSd.dns.br ⚠️ Not in parent delegation
NSe.dns.br ⚠️ Not in parent delegation
NSf.dns.br ⚠️ Not in parent delegation
SOAa.dns.brhostmaster@registro.br serial=2026198314
rank #524847 globally
rank #3892 in the tld
WOT: SAFE (69/100)

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DNS History

14 records (8 active, 6 former)

20162017201820192020202120222023202420252026NSns1.locaweb.com.brns2.locaweb.com.brns3.locaweb.com.brMXmx.a.locaweb.com.brmx.b.locaweb.com.brmx.core.locaweb.com.brmx.jk.locaweb.com.briuh.com.br.s7a1.psmtp.comiuh.com.br.s7a2.psmtp.comiuh.com.br.s7b1.psmtp.comiuh.com.br.s7b2.psmtp.comms43637726.msv1.invalidA186.202.150.195187.45.241.29
●NSns1.locaweb.com.br2015-07-14 → 2026-07-17 · 2 obs
● 2015-07-14 23:57:04
● 2026-07-17 13:11:16
●NSns2.locaweb.com.br2015-07-14 → 2026-07-17 · 2 obs
● 2015-07-14 23:57:04
● 2026-07-17 13:11:16
●NSns3.locaweb.com.br2015-07-14 → 2026-07-17 · 2 obs
● 2015-07-14 23:57:04
● 2026-07-17 13:11:16
○MXiuh.com.br.s7a1.psmtp.com2015-07-14 → 2016-04-20 · 4 obs
● 2015-07-14 23:57:04
● 2016-04-20 17:47:14
○ 2016-11-24 07:30:34
○ 2026-07-17 13:11:16
○MXiuh.com.br.s7a2.psmtp.com2015-07-14 → 2016-04-20 · 4 obs
● 2015-07-14 23:57:04
● 2016-04-20 17:47:14
○ 2016-11-24 07:30:34
○ 2026-07-17 13:11:16
○MXiuh.com.br.s7b1.psmtp.com2015-07-14 → 2016-04-20 · 4 obs
● 2015-07-14 23:57:04
● 2016-04-20 17:47:14
○ 2016-11-24 07:30:34
○ 2026-07-17 13:11:16
○MXiuh.com.br.s7b2.psmtp.com2015-07-14 → 2016-04-20 · 4 obs
● 2015-07-14 23:57:04
● 2016-04-20 17:47:14
○ 2016-11-24 07:30:34
○ 2026-07-17 13:11:16
○MXms43637726.msv1.invalid2015-07-14 → 2016-04-20 · 4 obs
● 2015-07-14 23:57:04
● 2016-04-20 17:47:14
○ 2016-11-24 07:30:34
○ 2026-07-17 13:11:16
●MXmx.a.locaweb.com.br2016-11-24 → 2026-07-17 · 3 obs
○ 2016-04-20 17:47:14
● 2016-11-24 07:30:34
● 2026-07-17 13:11:16
●MXmx.b.locaweb.com.br2016-11-24 → 2026-07-17 · 3 obs
○ 2016-04-20 17:47:14
● 2016-11-24 07:30:34
● 2026-07-17 13:11:16
●MXmx.core.locaweb.com.br2016-11-24 → 2026-07-17 · 3 obs
○ 2016-04-20 17:47:14
● 2016-11-24 07:30:34
● 2026-07-17 13:11:16
●MXmx.jk.locaweb.com.br2016-11-24 → 2026-07-17 · 3 obs
○ 2016-04-20 17:47:14
● 2016-11-24 07:30:34
● 2026-07-17 13:11:16
●A186.202.150.1952015-10-24 → 2026-07-17 · 3 obs
○ 2015-07-14 23:57:04
● 2015-10-24 11:25:14
● 2026-07-17 13:11:16
○A187.45.241.292015-07-14 → 2015-07-14 · 3 obs
● 2015-07-14 23:57:04
○ 2015-10-24 11:25:14
○ 2026-07-17 13:11:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bra.dns.br, b.dns.br, c.dns.br, d.dns.br...-
iuh.com.brns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br6 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 iuh.com.br (unsigned zone)

⏱️ Timing

Total: 3603ms | Queries: -

📄 Records

TypeCountSample Data
A1186.202.150.195
NS3ns1.locaweb.com.br, ns3.locaweb.com.br...
MX4mx.core.locaweb.com.br (pri: 10), mx.b.locaweb.com.br (pri: 20)...
TXT1v=spf1 include:_spf.locaweb.com.br ?all
SOA1ns1.locaweb.com.br hostmaster.locaweb.co

📌 Glue Records Collected

Total: 6

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

Analysis

IP Addresses

iuh.com.br resolves to one IP address: 186.202.150.195.

lmfarma.com.br, interlig.com.br, jcaviation.com.br and two other host names share IP numbers with iuh.com.br.

Name Servers

iuh.com.br has three name servers — ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br.

iuh.com.br at least partially shares name servers with other domains, for instance brlazer.com.br, audioquality.ind.br, thescrapdealer.com and two other.

Each of ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br points to two IP numbers. ns1.locaweb.com.br points to 186.202.8.254 and 2804:218:7000:0:186:202:8:254. ns2.locaweb.com.br points to 187.45.248.254 and 2804:218:7001:0:187:45:248:254. ns3.locaweb.com.br points to 189.126.101.254 and 2804:218:7002:0:189:126:101:254.

Mail Servers

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

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.