sysc.com.br - dns.ninja

sysc.com.br

DNSSEC⚠️ Not signed
A186.202.153.6🇧🇷 Locaweb186.202.152.0/22 Servicos de Internet SA
PTRhm6311.locaweb.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 2022-06-08 #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=2026174246
rank #525697 globally
rank #3925 in the tld
WOT: SAFE (69/100)

Same first word

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DNS History

13 records (8 active, 5 former)

20162017201820192020202120222023202420252026NSns1.locaweb.com.brns2.locaweb.com.brns3.locaweb.com.brns1.tecla.com.brns2.tecla.com.brMXmx.a.locaweb.com.brmx.b.locaweb.com.brmx.core.locaweb.com.brmx.jk.locaweb.com.brantispam-cluster.idc2.mandic.com.brA186.202.153.6177.70.106.100200.219.245.141
●NSns1.locaweb.com.br2026-02-20 → 2026-06-23 · 3 obs
○ 2019-01-21 13:07:46
● 2026-02-20 13:18:34
● 2026-06-23 10:46:08
○NSns1.tecla.com.br2015-07-01 → 2019-01-21 · 4 obs
● 2015-07-01 15:28:12
● 2019-01-21 13:07:46
○ 2026-02-20 13:18:34
○ 2026-06-23 10:46:08
●NSns2.locaweb.com.br2026-02-20 → 2026-06-23 · 3 obs
○ 2019-01-21 13:07:46
● 2026-02-20 13:18:34
● 2026-06-23 10:46:08
○NSns2.tecla.com.br2015-07-01 → 2019-01-21 · 4 obs
● 2015-07-01 15:28:12
● 2019-01-21 13:07:46
○ 2026-02-20 13:18:34
○ 2026-06-23 10:46:08
●NSns3.locaweb.com.br2026-02-20 → 2026-06-23 · 3 obs
○ 2019-01-21 13:07:46
● 2026-02-20 13:18:34
● 2026-06-23 10:46:08
○MXantispam-cluster.idc2.mandic.com.br2015-07-01 → 2019-01-21 · 4 obs
● 2015-07-01 15:28:12
● 2019-01-21 13:07:46
○ 2026-02-20 13:18:34
○ 2026-06-23 10:46:08
●MXmx.a.locaweb.com.br2026-02-20 → 2026-06-23 · 6 obs
○ 2019-01-21 13:07:46
● 2026-02-20 13:18:34
● 2026-06-10 06:28:36
○ 2026-06-21 03:12:42
● 2026-06-22 00:04:14
● 2026-06-23 10:46:08
●MXmx.b.locaweb.com.br2026-02-20 → 2026-06-23 · 6 obs
○ 2019-01-21 13:07:46
● 2026-02-20 13:18:34
● 2026-06-10 06:28:36
○ 2026-06-21 03:12:42
● 2026-06-22 00:04:14
● 2026-06-23 10:46:08
●MXmx.core.locaweb.com.br2026-02-20 → 2026-06-23 · 6 obs
○ 2019-01-21 13:07:46
● 2026-02-20 13:18:34
● 2026-06-10 06:28:36
○ 2026-06-21 03:12:42
● 2026-06-22 00:04:14
● 2026-06-23 10:46:08
●MXmx.jk.locaweb.com.br2026-02-20 → 2026-06-23 · 6 obs
○ 2019-01-21 13:07:46
● 2026-02-20 13:18:34
● 2026-06-10 06:28:36
○ 2026-06-21 03:12:42
● 2026-06-22 00:04:14
● 2026-06-23 10:46:08
○A177.70.106.1002019-01-21 → 2019-01-21 · 4 obs
○ 2017-02-09 22:19:42
● 2019-01-21 13:07:46
○ 2026-02-20 13:18:34
○ 2026-06-23 10:46:08
●A186.202.153.62026-02-20 → 2026-06-23 · 6 obs
○ 2019-01-21 13:07:46
● 2026-02-20 13:18:34
● 2026-06-10 06:28:36
○ 2026-06-21 03:12:42
● 2026-06-22 00:04:14
● 2026-06-23 10:46:08
○A200.219.245.1412015-07-01 → 2017-02-09 · 4 obs
● 2015-07-01 15:28:12
● 2017-02-09 22:19:42
○ 2019-01-21 13:07:46
○ 2026-06-23 10:46:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bra.dns.br, e.dns.br, c.dns.br, d.dns.br...-
sysc.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 sysc.com.br (unsigned zone)

⏱️ Timing

Total: 721ms | Queries: -

📄 Records

TypeCountSample Data
A1186.202.153.6
NS3ns1.locaweb.com.br, ns3.locaweb.com.br...
MX4mx.b.locaweb.com.br (pri: 20), mx.jk.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 (ns3.locaweb.com.br, ns2.locaweb.com.br, ns1.locaweb.com.br...)

Analysis

IP Addresses

sysc.com.br resolves to one IP address: 186.202.153.6.

ecotece.org.br, s3.ind.br, plurimusadvogados.com.br and two other host names share IP numbers with sysc.com.br.

Name Servers

sysc.com.br carries NS records delegating to ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br.

sysc.com.br has at least partial name server overlap with other domains, such as planecont.com.br, alergosclinica.com.br, atacadaodosrolamentos.com.br and two others.

ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br are three hostnames that each resolve to a pair of 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

sysc.com.br 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.

sysc.com.br has at least partial mail server overlap with other domains such as pertrepresentacoes.com.br, graptelecom.com.br, suedo.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.