sisedu.com.br - robtex.com

sisedu.com.br

DNSSEC🔒 Signed (DS record present)
NSd.sec.dns.br ⭐
A2001:12ff::14🇧🇷 REGISTROBRNET2001:12ff::/32 Registro.BR Network
PTRd.sec.dns.br
A200.160.0.14🇧🇷 REGISTROBRNET200.160.0.0/20 Registro.BR Network
PTRd.sec.dns.br
NSf.sec.dns.br
A2001:12f8:9:1::14🇧🇷 B-DNS-BR2001:12f8:9::/48 Registro.BR Network (B.DNS.BR)
PTRf.sec.dns.br
A200.189.40.14🇧🇷 B-DNS-BR200.189.40.0/24 Registro.BR Network (B.DNS.BR)
PTRf.sec.dns.br
SOAd.sec.dns.brhostmaster@registro.br serial=2026116000

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=2026134388
rank #572646 globally
rank #4361 in the tld
WOT: SAFE (69/100)

Previously MX for

sisedu.com.br

Same first word

sisedu.net
sisedu.com.br

Similar names

disuse.com
ideuss.com
useids.com
edusis.de
sudesi.com
disuse.cn
susedi.com
edusis.com
isused.com
issued.org
eduiss.it
sudesi.in
issued.com
edussi.com
issued.net
issued.it
edusis.eu
desius.com
desusi.de
usdesi.com
dusies.com
usdesi.net
issued.top
susied.com
ssiedu.in
sudies.com
edusis.mx
esisud.it
usside.com
issued.cn

DNS History

6 records (2 active, 4 former)

20192020202120222023202420252026NSd.sec.dns.brf.sec.dns.brns47.integrator.com.brns48.integrator.com.brMXsisedu.com.brA108.163.137.73
●NSd.sec.dns.br2026-05-08 → 2026-05-14 · 3 obs
○ 2018-05-17 16:16:20
● 2026-05-08 12:42:34
● 2026-05-14 16:29:24
●NSf.sec.dns.br2026-05-08 → 2026-05-14 · 3 obs
○ 2018-05-17 16:16:20
● 2026-05-08 12:42:34
● 2026-05-14 16:29:24
○NSns47.integrator.com.br2018-05-17 → 2018-05-17 · 3 obs
● 2018-05-17 16:16:20
○ 2026-05-08 12:42:34
○ 2026-05-14 16:29:24
○NSns48.integrator.com.br2018-05-17 → 2018-05-17 · 3 obs
● 2018-05-17 16:16:20
○ 2026-05-08 12:42:34
○ 2026-05-14 16:29:24
○MXsisedu.com.br2018-05-17 → 2018-05-17 · 3 obs
● 2018-05-17 16:16:20
○ 2026-05-08 12:42:34
○ 2026-05-14 16:29:24
○A108.163.137.732018-05-17 → 2018-05-17 · 3 obs
● 2018-05-17 16:16:20
○ 2026-05-08 12:42:34
○ 2026-05-14 16:29:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bra.dns.br, f.dns.br, c.dns.br, d.dns.br...-
sisedu.com.brd.sec.dns.br, f.sec.dns.br-

✅ Authoritative Response

Server:200.189.40.14

NS records: d.sec.dns.br, f.sec.dns.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1111ms | Queries: -

📄 Records

TypeCountSample Data
NS2d.sec.dns.br, f.sec.dns.br
SOA1d.sec.dns.br hostmaster.registro.br

Analysis

Name Servers

sisedu.com.br is delegated to two name servers d.sec.dns.br and f.sec.dns.br.

sisedu.com.br shares the same name server setup as other domains, for instance teletaxigaucha.com.br, dbdc.com.br, foxdata.com.br, dums.com.br and dimirmay.com.br.

sisedu.com.br at least partially shares name servers with other domains, for instance credigo.com.br, asiatics.com.br, controltub.com.br, fenavist.org.br and bluephone.com.br.

these name servers are commonly used alongside e.sec.dns.br.

Host names with two IP numbers:

The host name d.sec.dns.br points to 2001:12ff::14 and 200.160.0.14; the host name f.sec.dns.br points to 2001:12f8:9:1::14 and 200.189.40.14.