duc.com.br - dns.ninja

duc.com.br

DNSSEC🔒 Signed (DS record present)
A2001:12ff:0:2::95🇧🇷 REGISTROBRNET2001:12ff::/32 Registro.BR Network ✓ In HTTPS hints
PTRr.registro.br
A200.160.2.95🇧🇷 REGISTROBRNET200.160.0.0/20 Registro.BR Network ✓ In HTTPS hints
NSa.auto.dns.br ⭐
A2001:12ff:0:2::88🇧🇷 REGISTROBRNET2001:12ff::/32 Registro.BR Network
PTRa.auto.dns.br
A200.160.2.88🇧🇷 REGISTROBRNET200.160.0.0/20 Registro.BR Network
PTRa.auto.dns.br
NSb.auto.dns.br
A2001:12ff:0:2::89🇧🇷 REGISTROBRNET2001:12ff::/32 Registro.BR Network
PTRb.auto.dns.br
A200.160.2.89🇧🇷 REGISTROBRNET200.160.0.0/20 Registro.BR Network
PTRb.auto.dns.br
TXTv=spf1 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints200.160.2.95
IPv6 hints2001:12ff:0:2::95
SOAa.auto.dns.brhostmaster@registro.br serial=2026213210

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=2026213124
rank #514606 globally
rank #3694 in the tld
WOT: SAFE (69/100)

Previously MX for

duc.com.br

Same first word

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ucd.ie
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udc.com

DNS History

13 records (4 active, 9 former)

20162017201820192020202120222023202420252026NSa.auto.dns.brb.auto.dns.brns1.sedoparking.comns2.sedoparking.comns588.hostgator.com.brns589.hostgator.com.brMXduc.com.brmail.b-io.comail.nickstel.comA200.160.2.952001:12ff:0:2::95108.179.253.17272.52.4.119
●NSa.auto.dns.br2021-10-01 → 2026-08-01 · 6 obs
○ 2017-01-29 20:50:38
● 2021-10-01 04:21:46
● 2026-04-29 14:41:50
○ 2026-05-19 05:37:30
● 2026-07-17 17:18:36
● 2026-08-01 05:26:42
●NSb.auto.dns.br2021-10-01 → 2026-08-01 · 6 obs
○ 2017-01-29 20:50:38
● 2021-10-01 04:21:46
● 2026-04-29 14:41:50
○ 2026-05-19 05:37:30
● 2026-07-17 17:18:36
● 2026-08-01 05:26:42
○NSns1.sedoparking.com2015-04-23 → 2015-10-28 · 4 obs
● 2015-04-23 15:51:10
● 2015-10-28 18:07:32
○ 2016-01-28 16:42:44
○ 2026-08-01 05:26:42
○NSns2.sedoparking.com2015-04-23 → 2015-10-28 · 4 obs
● 2015-04-23 15:51:10
● 2015-10-28 18:07:32
○ 2016-01-28 16:42:44
○ 2026-08-01 05:26:42
○NSns588.hostgator.com.br2016-01-28 → 2017-01-29 · 5 obs
○ 2015-10-28 18:07:32
● 2016-01-28 16:42:44
● 2017-01-29 20:50:38
○ 2021-10-01 04:21:46
○ 2026-08-01 05:26:42
○NSns589.hostgator.com.br2016-01-28 → 2017-01-29 · 5 obs
○ 2015-10-28 18:07:32
● 2016-01-28 16:42:44
● 2017-01-29 20:50:38
○ 2021-10-01 04:21:46
○ 2026-08-01 05:26:42
○MXduc.com.br2016-01-28 → 2017-01-29 · 5 obs
○ 2015-10-28 18:07:32
● 2016-01-28 16:42:44
● 2017-01-29 20:50:38
○ 2021-10-01 04:21:46
○ 2026-08-01 05:26:42
○MXmail.b-io.co2015-04-23 → 2015-04-23 · 3 obs
● 2015-04-23 15:51:10
○ 2015-10-14 23:38:08
○ 2026-08-01 05:26:42
○MXmail.nickstel.com2015-10-14 → 2015-10-28 · 5 obs
○ 2015-04-23 15:51:10
● 2015-10-14 23:38:08
● 2015-10-28 18:07:32
○ 2016-01-28 16:42:44
○ 2026-08-01 05:26:42
○A108.179.253.1722016-01-28 → 2017-01-29 · 5 obs
○ 2015-10-28 18:07:32
● 2016-01-28 16:42:44
● 2017-01-29 20:50:38
○ 2021-10-01 04:21:46
○ 2026-08-01 05:26:42
●A200.160.2.952021-10-01 → 2026-08-01 · 6 obs
○ 2017-01-29 20:50:38
● 2021-10-01 04:21:46
● 2026-04-29 14:41:50
○ 2026-05-19 05:37:30
● 2026-07-17 17:18:36
● 2026-08-01 05:26:42
●A2001:12ff:0:2::952021-10-01 → 2026-08-01 · 6 obs
○ 2017-01-29 20:50:38
● 2021-10-01 04:21:46
● 2026-04-29 14:41:50
○ 2026-05-19 05:37:30
● 2026-07-17 17:18:36
● 2026-08-01 05:26:42
○A72.52.4.1192015-04-23 → 2015-10-28 · 4 obs
● 2015-04-23 15:51:10
● 2015-10-28 18:07:32
○ 2016-01-28 16:42:44
○ 2026-08-01 05:26:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bra.dns.br, b.dns.br, c.dns.br, d.dns.br...-
duc.com.brb.auto.dns.br, a.auto.dns.br-

✅ Authoritative Response

Server:200.160.2.88

NS records: b.auto.dns.br, a.auto.dns.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1096ms | Queries: -

📄 Records

TypeCountSample Data
A1200.160.2.95
AAAA12001:12ff:0:2::95
NS2a.auto.dns.br, b.auto.dns.br
MX1. (pri: 0)
TXT1v=spf1 -all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1a.auto.dns.br hostmaster.registro.br

Analysis

IP Addresses

duc.com.br has two IP addresses: 200.160.2.95 and 2001:12ff:0:2::95

ducaticampogrande.com.br, cadernos.com.br, toldodelona.com.br and two other host names share IP numbers with duc.com.br.

Name Servers

duc.com.br is delegated to two name servers: a.auto.dns.br and b.auto.dns.br.

duc.com.br uses the same name servers as several other domains — among them total98fm.com.br, adesivosdecorativos.com.br, estilodigital.com.br and two more.

a.auto.dns.br and b.auto.dns.br each resolve to two IP addresses: a.auto.dns.br points to 200.160.2.88 and 2001:12ff:0:2::88, while b.auto.dns.br points to 200.160.2.89 and 2001:12ff:0:2::89.