🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`duca.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:542f^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3030::ac43:ba8e^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.84.47^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.186.142^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`donna.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a97^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donna.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c097^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`donna.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2097^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`donna.ns.cloudflare.com`
		A	108.162.192.151^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donna.ns.cloudflare.com`
		A	172.64.32.151^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donna.ns.cloudflare.com`
		A	173.245.58.151^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`donna.ns.cloudflare.com`
NS	`moura.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cd9^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`moura.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3d9^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`moura.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23d9^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`moura.ns.cloudflare.com`
		A	108.162.195.217^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`moura.ns.cloudflare.com`
		A	162.159.44.217^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`moura.ns.cloudflare.com`
		A	172.64.35.217^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`moura.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁶¹⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁸⁶⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.84.47, 172.67.186.142
		IPv6 hints	2606:4700:3030::6815:542f, 2606:4700:3030::ac43:ba8e
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=16, name=cloudflare-ech.com
SOA	`donna.ns.cloudflare.com`dns@cloudflare.com serial=2413338360

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

duca.md

duca.co.il

duca.in

duca.pt

duca.com.ar

duca.az

duca.io

duca.li

duca.com.au

duca.ai

duca.hr

duca.com

duca.pro.br

duca.com.vn

duca.co.in

duca.studio

duca.me

duca.digital

duca.be

duca.ch

duca.eu

duca.dk

duca.de

duca.ae

duca.sh

duca.net

duca.altervista.org

duca.cn

duca.ca

duca.co.uk

duca.ro

duca.jp

duca.fr

duca.email

duca.co

duca.dev

duca.workers.dev

duca.it

duca.au

duca.co.jp

duca.store

Similar names

caud.net

audc.biz

cuad.net

udca.com

cuda.com.es

adcu.org

cuda.net

cadu.com.ph

cuda.cz

acud.ph

cadu.cn

cuad.tech

uacd.uz

duac.com.hk

cadu.ru

cdau.com.au

adcu.net

dacu.org

aucd.edu.au

cuda.co.at

acdu.cn

cuda.be

cuda.in

cuda.at

audc.org

cuda.parts

cuda.com.de

duac.in

cuda.co

cuda.ph

ucad.sn

audc.ph

udac.org.ua

ucad.com.mx

cuda.fast

duac.com.my

aduc.workers.dev

cadu.info

cuad.jp

udac.co.uk

ucad.se

dcau.org

adcu.com.ph

cadu.com.br

acud.it

aduc.org.ar

dacu.de

udca.com.au

udac.cn

aucd.com

cuda.com.ro

cuda.org

cuda.dog

cadu.com

cuda.engineer

ucda.com.mx

cuda.com

udca.com.tw

udac.eu

udac.net

cuda.tech

cuda.co.nz

cuda.wiki

cuda.dev

uadc.de

ucad.co.uk

aduc.com

aduc.co

cuda.works

dauc.cz

cdua.cn

cadu.sampa.br

cadu.fr

cadu.me

udca.in

udca.eu

acud.com.vn

uadc.sa

cuda.eu.org

cuda.software

cuda.graphics

cadu.cc

cuda.ws

uadc.com

duac.eu

udca.cn

ucda.jp

udca.com.cn

cuad.de

cadu.dev.br

aduc.eu

cuda.by

cuda.nz

dacu.cn

cuda.id

cuda.com.sg

udca.info

cuad.info

ucad.nl

aucd.net.au

cuda.ca

cadu.org.uk

udca.fr

cuda.biz

uadc.cn

duac.vn

ucad.net

cadu.in

duac.net

duac.pl

ucad.ru

cuda.de

udac.ca

cuda.pt

dacu.net

duac.org

cuda.energy

cuda.media

cuda.gr

aduc.com.cn

udac.se

cuda.io

uadc.pages.dev

dacu.cc

cuda.agency

ucda.ca

aduc.com.ph

cuda.wtf

cuda.sg

cadu.io

cuad.archi

aucd.ph

udca.co.kr

adcu.de

cadu.fit

cuda.ai

adcu.pages.dev

ucad.edu.sn

cadu.net

duac.my

uacd.com

cuad.ca

adcu.ph

udac.com

aduc.fr

ucda.com

adcu.com.au

caud.ca

cuda.freeboxos.fr

adcu.cn

duac.nl

cadu.com.mx

duac.ru

dacu.nl

cdau.com

udac.fr

cdua.org

cuda.com.gr

acdu.org.co

audc.io

udac.org

aduc.cn

ucad.mx

aduc.it

ucad.edu.sv

acdu.uk

cadu.inf.br

acdu.de

cuda.online

cuda.se

cadu.ca

acdu.cc

cuda.co.it

cuda.im

duac.online

Previous names

dubluce.dev

dubois.dev

duboseweb.dev

dubray.dev

dubreuil.dev

dubsado.dev

dubsector.dev

dubsie.dev

dubsof.dev

dubsuite.dev

dubsy.dev

dubtech.dev

dubtek.dev

dubu.dev

dubuc.dev

duby.dev

dubz.dev

dubzer.dev

duc-minh.dev

duc-nguyen.dev

Next names

ducasse.dev

ducat.dev

ducdang.dev

ducgiangtran.dev

duch.dev

duchaine.dev

duchak.dev

duchamp.dev

ducharmelabs.dev

duchars.dev

duchene.dev

duchev.dev

duchle-gtg.dev

duchoang.dev

ducin.dev

ducit.dev

duck-pond.dev

duck.dev

duck8s.dev

duckbill.dev

DNS History

13 records (9 active, 4 former)

●NSdonna.ns.cloudflare.com2026-09-02 → 2026-09-06 · 2 obs

● 2026-09-02 03:24:42
● 2026-09-06 19:26:48

●NSmoura.ns.cloudflare.com2026-09-02 → 2026-09-06 · 2 obs

● 2026-09-02 03:24:42
● 2026-09-06 19:26:48

●MXroute1.mx.cloudflare.net2026-09-02 → 2026-09-06 · 2 obs

● 2026-09-02 03:24:42
● 2026-09-06 19:26:48

●MXroute2.mx.cloudflare.net2026-09-02 → 2026-09-06 · 2 obs

● 2026-09-02 03:24:42
● 2026-09-06 19:26:48

●MXroute3.mx.cloudflare.net2026-09-02 → 2026-09-06 · 2 obs

● 2026-09-02 03:24:42
● 2026-09-06 19:26:48

●A104.21.84.472026-09-03 → 2026-09-06 · 3 obs

○ 2026-09-02 03:24:42
● 2026-09-03 13:08:52
● 2026-09-06 19:26:48

●A172.67.186.1422026-09-03 → 2026-09-06 · 3 obs

○ 2026-09-02 03:24:42
● 2026-09-03 13:08:52
● 2026-09-06 19:26:48

○A188.114.96.02026-09-02 → 2026-09-02 · 3 obs

● 2026-09-02 03:24:42
○ 2026-09-03 13:08:52
○ 2026-09-06 19:26:48

○A188.114.97.02026-09-02 → 2026-09-02 · 3 obs

● 2026-09-02 03:24:42
○ 2026-09-03 13:08:52
○ 2026-09-06 19:26:48

●A2606:4700:3030::6815:542f2026-09-03 → 2026-09-06 · 3 obs

○ 2026-09-02 03:24:42
● 2026-09-03 13:08:52
● 2026-09-06 19:26:48

●A2606:4700:3030::ac43:ba8e2026-09-03 → 2026-09-06 · 3 obs

○ 2026-09-02 03:24:42
● 2026-09-03 13:08:52
● 2026-09-06 19:26:48

○A2a06:98c1:3120::2026-09-02 → 2026-09-02 · 3 obs

● 2026-09-02 03:24:42
○ 2026-09-03 13:08:52
○ 2026-09-06 19:26:48

○A2a06:98c1:3121::2026-09-02 → 2026-09-02 · 3 obs

● 2026-09-02 03:24:42
○ 2026-09-03 13:08:52
○ 2026-09-06 19:26:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld4.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...	-
duca.dev	donna.ns.cloudflare.com, moura.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.151

NS records: donna.ns.cloudflare.com, moura.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duca.dev (unsigned zone)

⏱️ Timing

Total: 1960ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.84.47, 172.67.186.142`
AAAA	2	`2606:4700:3030::6815:542f, 2606:4700:3030::ac43:ba8e`
NS	2	`donna.ns.cloudflare.com, moura.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 51), route2.mx.cloudflare.net (pri: 61)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net in`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`donna.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

duca.dev has four IP addresses: 104.21.84.47, 172.67.186.142, 2606:4700:3030::6815:542f and 2606:4700:3030::ac43:ba8e.

Additional host names — xettc.biz, qafqn.org, totoakurat.uk and two others — share IP numbers with duca.dev.

Name Servers

duca.dev is delegated to two name servers: donna.ns.cloudflare.com and moura.ns.cloudflare.com.

duca.dev shares its name server setup with other domains, including winnebagotampa.com, rvworldofarkansas.com, rvnebraska.com and two others.

duca.dev partially shares its NS delegation with several other domains, including fselegal.co.uk, y00976.pages.dev, judgesblog.shop and two others.

These name servers are regularly seen alongside pablo.ns.cloudflare.com and becky.ns.cloudflare.com as name servers.

Host names with 6 IP numbers:

donna.ns.cloudflare.com resolves to 108.162.192.151, 172.64.32.151, 173.245.58.151 and 3 other IP addresses.

moura.ns.cloudflare.com resolves to 108.162.195.217, 162.159.44.217, 172.64.35.217 and 3 other IP addresses.

Mail Servers

duca.dev uses three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

duca.dev shares mail servers — at least in part — with other domains, including asfitness.it, heavenlydelightsbakery.com, websn.at and two others.

Host names with 6 IP numbers:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.

duca.dev - robtex.com

duca.dev

dev

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`duca.dev`

`dev`