systemdoctor.com.br - robtex.com

systemdoctor.com.br

DNSSEC⚠️ Not signed
A107.182.233.172🇺🇸 UK2NET-AS107.182.232.0/22 MNT-HOSTI-20 route 107.182.232.0/22 AS13213
PTRnws.net.br
NSns1.systemdoctor.com.br ⭐ ⚠️ Not in parent delegation
A107.182.233.172🇺🇸 UK2NET-AS107.182.232.0/22 MNT-HOSTI-20 route 107.182.232.0/22 AS13213
PTRnws.net.br
NSns.systemdoctor.com.br ⚠️ Not in parent delegation
A107.182.233.172🇺🇸 UK2NET-AS107.182.232.0/22 MNT-HOSTI-20 route 107.182.232.0/22 AS13213
PTRnws.net.br
NSns1.nws.net.br ⚠️ Not in zone NS records
A107.182.233.172🇺🇸 UK2NET-AS107.182.232.0/22 MNT-HOSTI-20 route 107.182.232.0/22 AS13213
PTRnws.net.br
NSns2.nws.net.br ⚠️ Not in zone NS records
A107.182.233.172🇺🇸 UK2NET-AS107.182.232.0/22 MNT-HOSTI-20 route 107.182.232.0/22 AS13213
PTRnws.net.br
NSns2.systemdoctor.com.br ⚠️ Not in parent delegation
A107.182.233.172🇺🇸 UK2NET-AS107.182.232.0/22 MNT-HOSTI-20 route 107.182.232.0/22 AS13213
PTRnws.net.br
MXmail.systemdoctor.com.br ⭐
A107.182.233.172🇺🇸 UK2NET-AS107.182.232.0/22 MNT-HOSTI-20 route 107.182.232.0/22 AS13213
PTRnws.net.br
TXTv=spf1 ip4:107.182.233.172 -all
SOAns.systemdoctor.com.brnobody@invalid 2026-03-27 #2

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 2026-11-02 #54
rank #587303 globally
rank #4261 in the tld
WOT: SAFE (69/100)

Subdomains

ns2.systemdoctor.com.br
ns1.systemdoctor.com.br
ns.systemdoctor.com.br
mail.systemdoctor.com.br

Same first word

systemdoctor.com.br
systemdoctor.com
systemdoctor.co.kr

Similar names

doctorsystem.net

DNS History

22 records (7 active, 15 former)

20162017201820192020202120222023202420252026NSns.systemdoctor.com.brns1.nws.net.brns1.systemdoctor.com.brns2.nws.net.brns2.systemdoctor.com.brnsb1.k8.com.brnsb2.k8.com.brnsb3.k8.com.brnsb4.k8.com.brnsb5.k8.com.brnsb6.k8.com.brMXmail.systemdoctor.com.brsmtpvin1.f1.k8.com.brA107.182.233.172177.71.183.219177.71.188.70192.241.146.22045.55.195.12446.137.248.17454.228.191.20454.241.242.14254.83.41.200
●NSns.systemdoctor.com.br2026-03-11 → 2026-04-20 · 3 obs
○ 2016-12-24 17:59:20
● 2026-03-11 01:30:52
● 2026-04-20 10:53:30
●NSns1.nws.net.br2026-03-11 → 2026-04-20 · 3 obs
○ 2016-12-24 17:59:20
● 2026-03-11 01:30:52
● 2026-04-20 10:53:30
●NSns1.systemdoctor.com.br2026-03-11 → 2026-04-20 · 3 obs
○ 2016-12-24 17:59:20
● 2026-03-11 01:30:52
● 2026-04-20 10:53:30
●NSns2.nws.net.br2026-03-11 → 2026-04-20 · 3 obs
○ 2016-12-24 17:59:20
● 2026-03-11 01:30:52
● 2026-04-20 10:53:30
●NSns2.systemdoctor.com.br2026-03-11 → 2026-04-20 · 3 obs
○ 2016-12-24 17:59:20
● 2026-03-11 01:30:52
● 2026-04-20 10:53:30
○NSnsb1.k8.com.br2015-06-17 → 2016-12-24 · 4 obs
● 2015-06-17 12:28:54
● 2016-12-24 17:59:20
○ 2026-03-11 01:30:52
○ 2026-04-20 10:53:30
○NSnsb2.k8.com.br2015-06-17 → 2016-12-24 · 4 obs
● 2015-06-17 12:28:54
● 2016-12-24 17:59:20
○ 2026-03-11 01:30:52
○ 2026-04-20 10:53:30
○NSnsb3.k8.com.br2015-06-17 → 2016-12-24 · 4 obs
● 2015-06-17 12:28:54
● 2016-12-24 17:59:20
○ 2026-03-11 01:30:52
○ 2026-04-20 10:53:30
○NSnsb4.k8.com.br2015-06-17 → 2016-12-24 · 4 obs
● 2015-06-17 12:28:54
● 2016-12-24 17:59:20
○ 2026-03-11 01:30:52
○ 2026-04-20 10:53:30
○NSnsb5.k8.com.br2015-06-17 → 2016-12-24 · 4 obs
● 2015-06-17 12:28:54
● 2016-12-24 17:59:20
○ 2026-03-11 01:30:52
○ 2026-04-20 10:53:30
○NSnsb6.k8.com.br2015-06-17 → 2016-12-24 · 4 obs
● 2015-06-17 12:28:54
● 2016-12-24 17:59:20
○ 2026-03-11 01:30:52
○ 2026-04-20 10:53:30
●MXmail.systemdoctor.com.br2026-03-11 → 2026-04-20 · 3 obs
○ 2016-12-24 17:59:20
● 2026-03-11 01:30:52
● 2026-04-20 10:53:30
○MXsmtpvin1.f1.k8.com.br2015-06-17 → 2016-12-24 · 4 obs
● 2015-06-17 12:28:54
● 2016-12-24 17:59:20
○ 2026-03-11 01:30:52
○ 2026-04-20 10:53:30
●A107.182.233.1722026-03-11 → 2026-04-20 · 3 obs
○ 2016-12-24 17:59:20
● 2026-03-11 01:30:52
● 2026-04-20 10:53:30
○A177.71.183.2192015-06-17 → 2016-12-24 · 4 obs
● 2015-06-17 12:28:54
● 2016-12-24 17:59:20
○ 2026-03-11 01:30:52
○ 2026-04-20 10:53:30
○A177.71.188.702015-06-17 → 2016-12-24 · 4 obs
● 2015-06-17 12:28:54
● 2016-12-24 17:59:20
○ 2026-03-11 01:30:52
○ 2026-04-20 10:53:30
○A192.241.146.2202015-10-29 → 2016-12-24 · 5 obs
○ 2015-06-17 12:28:54
● 2015-10-29 18:14:08
● 2016-12-24 17:59:20
○ 2026-03-11 01:30:52
○ 2026-04-20 10:53:30
○A45.55.195.1242015-10-29 → 2016-12-24 · 5 obs
○ 2015-06-17 12:28:54
● 2015-10-29 18:14:08
● 2016-12-24 17:59:20
○ 2026-03-11 01:30:52
○ 2026-04-20 10:53:30
○A46.137.248.1742015-06-17 → 2015-06-17 · 3 obs
● 2015-06-17 12:28:54
○ 2015-10-29 18:14:08
○ 2026-04-20 10:53:30
○A54.228.191.2042015-06-17 → 2016-12-24 · 4 obs
● 2015-06-17 12:28:54
● 2016-12-24 17:59:20
○ 2026-03-11 01:30:52
○ 2026-04-20 10:53:30
○A54.241.242.1422015-06-17 → 2015-06-17 · 3 obs
● 2015-06-17 12:28:54
○ 2015-10-29 18:14:08
○ 2026-04-20 10:53:30
○A54.83.41.2002015-06-17 → 2016-12-24 · 4 obs
● 2015-06-17 12:28:54
● 2016-12-24 17:59:20
○ 2026-03-11 01:30:52
○ 2026-04-20 10:53:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bra.dns.br, b.dns.br, c.dns.br, d.dns.br...-
systemdoctor.com.brns1.nws.net.br, ns2.nws.net.br-

✅ Authoritative Response

Server:107.182.233.172

NS records: ns1.nws.net.br, ns2.nws.net.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for systemdoctor.com.br (unsigned zone)

⏱️ Timing

Total: 805ms | Queries: -

📄 Records

TypeCountSample Data
A1107.182.233.172
NS3ns2.systemdoctor.com.br, ns1.systemdoctor.com.br...
MX1mail.systemdoctor.com.br (pri: 10)
TXT1v=spf1 ip4:107.182.233.172 -all
SOA1ns.systemdoctor.com.br nobody.invalid

Analysis

Hierarchy

systemdoctor.com.br is a parent of ns2.systemdoctor.com.br, ns1.systemdoctor.com.br, ns.systemdoctor.com.br and mail.systemdoctor.com.br.

IP Addresses

systemdoctor.com.br resolves to a single IP: 107.182.233.172.

Other host names, for instance ns1.usehbs.com.br, ns1.hbs-rio.com.br, ns2.nimbos.com.br, ns1.nimbos.com.br and mail.vilab.com.br share IP numbers with systemdoctor.com.br.

Name Servers

systemdoctor.com.br delegates to five name servers: ns1.systemdoctor.com.br, ns2.systemdoctor.com.br, ns.systemdoctor.com.br, ns1.nws.net.br and ns2.nws.net.br.

systemdoctor.com.br shares some name servers with other domains, for example ursosdobrasil.com.br, bears.com.br, overblack.com.br, nws.net.br and nimbos.com.br.

these name servers are often used with ns.nws.net.br, ns1.ursosdobrasil.com.br, ns2.ursosdobrasil.com.br, ns.ursosdobrasil.com.br, ns1.bears.com.br, ns2.bears.com.br, ns.bears.com.br, ns1.overblack.com.br, ns2.overblack.com.br and ns.overblack.com.br.

Host names with one IP number: ns1.systemdoctor.com.br, ns2.systemdoctor.com.br, ns.systemdoctor.com.br, ns1.nws.net.br and ns2.nws.net.br point to 107.182.233.172.

Mail Servers

systemdoctor.com.br is handled by a single mail server, mail.systemdoctor.com.br.

Host name mail.systemdoctor.com.br points to IP 107.182.233.172.