🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`duper.dev`

DNSSEC	⚠️ Not signed
NS	`fay.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a73^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fay.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c073^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`fay.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2073^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`fay.ns.cloudflare.com`
		A	108.162.192.115^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fay.ns.cloudflare.com`
		A	172.64.32.115^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fay.ns.cloudflare.com`
		A	173.245.58.115^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`fay.ns.cloudflare.com`
NS	`harley.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c80^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harley.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c380^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`harley.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2380^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`harley.ns.cloudflare.com`
		A	108.162.195.128^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harley.ns.cloudflare.com`
		A	162.159.44.128^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harley.ns.cloudflare.com`
		A	172.64.35.128^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`harley.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		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`
MX	`route2.mx.cloudflare.net`⁽⁴²⁾
		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	`route3.mx.cloudflare.net`⁽⁸⁸⁾
		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`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
SOA	`fay.ns.cloudflare.com`dns@cloudflare.com serial=2419720177

`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

duper.cl

duper.com.mx

duper.live

duper.ind.br

duper.net

duper.gg

duper.xin

duper.sbs

duper.wtf

duper.vn

duper.no

duper.workers.dev

duper.ca

duper.site

duper.de

duper.pages.dev

duper.com.ph

duper.top

duper.it

duper.ru

duper.one

duper.com.hr

duper.lt

duper.computer

duper.shop

duper.co.uk

duper.com.br

duper.asia

duper.dev

duper.org

duper.io

duper.in

duper.dev.br

duper.gay

duper.xyz

duper.se

duper.si

duper.com

duper.eu

duper.jp

duper.us

duper.app

duper.cn

duper.ph

Similar names

dupre.es

puder.school

upder.xyz

duerp.expert

puder.cc

predu.nl

predu.fi

perdu.uk.com

perud.com

pedru.com

edrpu.ph

purde.net

uperd.xyz

dpure.me

drupe.tech

dupre.ph

drupe.ai

deupr.com.br

rudpe.ph

puder.app

drupe.one

ruped.at

pured.com

redup.net

perdu.live

dreup.com

prude.hu

perdu.es

rdeup.ph

udepr.top

prude.us

redup.in

pderu.my

prude.studio

dupre.us

dupre.club

udpre.com

uperd.com

redup.de

reupd.com

durep.xyz

perdu.app

urdep.ru

rpdue.ch

purde.synology.me

pured.shop

pedur.de

rpdeu.top

pured.si

predu.de

redup.eu

reupd.pages.dev

dpure.be

duerp.ch

edupr.ru

puder.nl

duerp.pro

udrep.com

drupe.org

prude.ph

pured.ph

puder.ai

duerp.eu

dupre.com.co

pdreu.com

edurp.in

perdu.pro

upred.co

prude.app

pured.net

predu.az

pedru.it

edupr.cn

eudpr.site

drupe.com

pedru.eu

dpeur.com

pedur.com

drupe.store

drupe.co.uk

prude.si

prude.club

dpure.info

Previous names

duostudio.dev

duot.dev

duotek.dev

duotien.dev

duotime.dev

duotone.dev

duotones.dev

duotrope.dev

duover.dev

duoveto.dev

duowang.dev

duowave.dev

duoworks.dev

duox.dev

dupa.dev

dupabase.dev

dupe.dev

duped.dev

dupedbyte.dev

dupenodi.dev

Next names

duperez.dev

dupertuis.dev

dupes.dev

dupflo.dev

dupi.dev

dupla.dev

duplantis.dev

duplat.dev

dupler.dev

duplessis.dev

dupli.dev

duplia.dev

duplicat.dev

duplicatecontent.dev

duplicated.dev

duplissitous.dev

duplo.dev

duplojs.dev

duploy.dev

DNS History

5 records (5 active, 0 former)

●NSfay.ns.cloudflare.com2026-09-14 → 2026-11-14 · 2 obs

● 2026-09-14 05:36:30
● 2026-11-14 07:40:02

●NSharley.ns.cloudflare.com2026-09-14 → 2026-11-14 · 2 obs

● 2026-09-14 05:36:30
● 2026-11-14 07:40:02

●MXroute1.mx.cloudflare.net2026-09-14 → 2026-11-14 · 2 obs

● 2026-09-14 05:36:30
● 2026-11-14 07:40:02

●MXroute2.mx.cloudflare.net2026-09-14 → 2026-11-14 · 2 obs

● 2026-09-14 05:36:30
● 2026-11-14 07:40:02

●MXroute3.mx.cloudflare.net2026-09-14 → 2026-11-14 · 2 obs

● 2026-09-14 05:36:30
● 2026-11-14 07:40:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
duper.dev	harley.ns.cloudflare.com, fay.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.115

NS records: harley.ns.cloudflare.com, fay.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for duper.dev (unsigned zone)

⏱️ Timing

Total: 1050ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`fay.ns.cloudflare.com, harley.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 42), route1.mx.cloudflare.net (pri: 7)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
SOA	1	`fay.ns.cloudflare.com dns.cloudflare.com`

Analysis

Name Servers

duper.dev has two authoritative name servers — fay.ns.cloudflare.com and harley.ns.cloudflare.com.

duper.dev uses the same name servers as several other domains — among them paarl-eike-electrical.pages.dev, ebdocomph.workers.dev, xray-9au.pages.dev and two more.

duper.dev has at least partial name server overlap with other domains, such as gdc-builder-app.pages.dev, withmediaresults.info, fyntravarine.sbs and two others.

These name servers tend to appear together with the name servers rihana.ns.cloudflare.com, tiffany.ns.cloudflare.com and nicole.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

fay.ns.cloudflare.com points to 108.162.192.115, 172.64.32.115, 173.245.58.115 and 3 other IP addresses.

harley.ns.cloudflare.com points to 108.162.195.128, 162.159.44.128, 172.64.35.128 and 3 other IP addresses.

Mail Servers

duper.dev has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

duper.dev has at least partial mail server overlap with other domains such as attentionflare.com, foomansoft.com, wassalonkassa.be and two more.

Hostnames that resolve to 6 IP addresses:

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

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

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

duper.dev - robtex.com

duper.dev

dev

Same first word

Similar names

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Name Servers

Mail Servers

`duper.dev`

`dev`