mdu.org.br - robtex.com

mdu.org.br

DNSSEC⚠️ Not signed
A162.248.91.11🇺🇸 AS400475162.248.91.0/24 PNAP-DAL nuclearfallout routes DAL
PTRd-162-248-91-11.ded-machine.premium-dallas.nfoservers.com
NSben.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b67🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRben.ns.cloudflare.com
A2803:f800:50::6ca2:c167🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRben.ns.cloudflare.com
A2a06:98c1:50::ac40:2167🇺🇸 Cloudflare2a06:98c1:50::/45
PTRben.ns.cloudflare.com
A108.162.193.103🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRben.ns.cloudflare.com
A172.64.33.103🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRben.ns.cloudflare.com
A173.245.59.103🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRben.ns.cloudflare.com
NSpat.ns.cloudflare.com
A2606:4700:50::adf5:3a8b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpat.ns.cloudflare.com
A2803:f800:50::6ca2:c08b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRpat.ns.cloudflare.com
A2a06:98c1:50::ac40:208b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRpat.ns.cloudflare.com
A108.162.192.139🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpat.ns.cloudflare.com
A172.64.32.139🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpat.ns.cloudflare.com
A173.245.58.139🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRpat.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c09::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbh-in-f27.1e100.net
A192.178.155.26🇺🇸 Google192.178.155.0/24
PTRyuiadrs-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4023:2801::1a🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f26.1e100.net
A192.178.128.26🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f26.1e100.net
MXalt2.aspmx.l.google.com(10)
A2607:f8b0:4023:1015::1a🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f26.1e100.net
A172.253.135.27🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f27.1e100.net
MXaspmx2.googlemail.com(15)
A2607:f8b0:4023:2801::1b🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f27.1e100.net
A192.178.128.26🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f26.1e100.net
MXaspmx3.googlemail.com(20)
A2607:f8b0:4023:1015::1b🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f27.1e100.net
A172.253.135.27🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f27.1e100.net
MXaspmx4.googlemail.com(25)
A2a00:1450:4009:c0f::1a🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f26.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXaspmx5.googlemail.com(30)
A2a00:1450:400c:c00::1b🇧🇪 Google2a00:1450:400c::/48
PTRws-in-f27.1e100.net
PTRws-in-x1b.1e100.net
A173.194.76.27🇺🇸 Google173.194.76.0/24
PTRws-in-f27.1e100.net
TXTv=spf1 include:spf.whservidor.com ?all
SOAben.ns.cloudflare.comdns@cloudflare.com serial=2400579190

org.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 2026-10-21 #24
WOT: SAFE (99/100)

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dum.md

DNS History

10 records (10 active, 0 former)

201820192020202120222023202420252026NSben.ns.cloudflare.compat.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA162.248.91.11
●NSben.ns.cloudflare.com2017-03-16 → 2026-04-12 · 2 obs
● 2017-03-16 15:59:30
● 2026-04-12 05:37:00
●NSpat.ns.cloudflare.com2017-03-16 → 2026-04-12 · 2 obs
● 2017-03-16 15:59:30
● 2026-04-12 05:37:00
●MXalt1.aspmx.l.google.com2017-03-16 → 2026-04-12 · 2 obs
● 2017-03-16 15:59:30
● 2026-04-12 05:37:00
●MXalt2.aspmx.l.google.com2017-03-16 → 2026-04-12 · 2 obs
● 2017-03-16 15:59:30
● 2026-04-12 05:37:00
●MXaspmx.l.google.com2017-03-16 → 2026-04-12 · 2 obs
● 2017-03-16 15:59:30
● 2026-04-12 05:37:00
●MXaspmx2.googlemail.com2017-03-16 → 2026-04-12 · 2 obs
● 2017-03-16 15:59:30
● 2026-04-12 05:37:00
●MXaspmx3.googlemail.com2017-03-16 → 2026-04-12 · 2 obs
● 2017-03-16 15:59:30
● 2026-04-12 05:37:00
●MXaspmx4.googlemail.com2017-03-16 → 2026-04-12 · 2 obs
● 2017-03-16 15:59:30
● 2026-04-12 05:37:00
●MXaspmx5.googlemail.com2017-03-16 → 2026-04-12 · 2 obs
● 2017-03-16 15:59:30
● 2026-04-12 05:37:00
●A162.248.91.112017-03-16 → 2026-04-12 · 2 obs
● 2017-03-16 15:59:30
● 2026-04-12 05:37:00

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
brf.dns.br, d.dns.br, b.dns.br, e.dns.br...-
mdu.org.brben.ns.cloudflare.com, pat.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.103

NS records: ben.ns.cloudflare.com, pat.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mdu.org.br (unsigned zone)

⏱️ Timing

Total: 777ms | Queries: -

📄 Records

TypeCountSample Data
A1162.248.91.11
NS2ben.ns.cloudflare.com, pat.ns.cloudflare.com
MX7aspmx.l.google.com (pri: 1), alt2.aspmx.l.google.com (pri: 10)...
TXT1v=spf1 include:spf.whservidor.com ?all
SOA1ben.ns.cloudflare.com dns.cloudflare.com

Analysis

IP Addresses

mdu.org.br resolves to a single IP address: 162.248.91.11.

Other host names, for instance symnet.io, share IP numbers with mdu.org.br.

Name Servers

mdu.org.br's delegation uses two name servers, ben.ns.cloudflare.com and pat.ns.cloudflare.com.

mdu.org.br shares the same name server setup as other domains, for example olymprix.net, roirevolution.com, serenader.me, bakedemail.com and jujufarm.com.

mdu.org.br at least partially shares name servers with other domains, including pwdk.com, mosleanita.cc, jokabetsgo.com, softmag.com.ua and coorgdial.com.

these name servers are commonly used together with indie.ns.cloudflare.com, dave.ns.cloudflare.com and fay.ns.cloudflare.com.

Host names with six IP numbers:

ben.ns.cloudflare.com points to: 2606:4700:58::adf5:3b67, 2803:f800:50::6ca2:c167, 2a06:98c1:50::ac40:2167, 108.162.193.103, 172.64.33.103 and 173.245.59.103.

pat.ns.cloudflare.com points to: 2606:4700:50::adf5:3a8b, 2803:f800:50::6ca2:c08b, 2a06:98c1:50::ac40:208b, 108.162.192.139, 172.64.32.139 and 173.245.58.139.

Mail Servers

mdu.org.br is handled by seven mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

The mail servers for mdu.org.br are shared with other domains, for instance ns500671.ns500754.ns500754.ns500731.ns500705.ns500704.ns500671.ns500705.ns500705.ns500649.ns500649.ns500153.tenderladiesbz.com, ns500759.ns500759.ns500698.ns500758.ns500759.ns500698.ns500698.ns500735.ns500698.ns500698.ns500735.ns500735.ns500619.ns500686.ns500576.ns500619.trackreceptor.com, ns500758.ns500759.ns500758.ns500758.ns500736.ns500698.ns500698.ns500708.ns500708.ns500698.ns500576.ns500698.ns500576.ns500576.trackreceptor.com, jenay.org and c347.pro.

These mail servers are commonly used alongside alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with two IP numbers

Host aspmx2.googlemail.com points to 2607:f8b0:4023:2801::1b and 192.178.128.26

Host aspmx3.googlemail.com points to 2607:f8b0:4023:1015::1b and 172.253.135.27

Host aspmx4.googlemail.com points to 2a00:1450:4009:c0f::1a and 192.178.223.27

Host aspmx5.googlemail.com points to 2a00:1450:400c:c00::1b and 173.194.76.27

Host aspmx.l.google.com points to 2607:f8b0:4004:c09::1b and 192.178.155.26

Host alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1a and 192.178.128.26

Host alt2.aspmx.l.google.com points to 2607:f8b0:4023:1015::1a and 172.253.135.27

Host names that point to 192.178.128.26 are aspmx2.googlemail.com and alt1.aspmx.l.google.com

Host names that point to 172.253.135.27 are aspmx3.googlemail.com and alt2.aspmx.l.google.com