🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`csta.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:27ec^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:abd7^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.39.236^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.171.215^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`brenna.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:26b0^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenna.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b0^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brenna.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b0^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brenna.ns.cloudflare.com`
		A	108.162.194.176^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenna.ns.cloudflare.com`
		A	162.159.38.176^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenna.ns.cloudflare.com`
		A	172.64.34.176^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brenna.ns.cloudflare.com`
NS	`leo.ns.cloudflare.com`
		A	2606:4700:58::a29f:2cf1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3f1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23f1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leo.ns.cloudflare.com`
		A	108.162.195.241^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leo.ns.cloudflare.com`
		A	162.159.44.241^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leo.ns.cloudflare.com`
		A	172.64.35.241^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leo.ns.cloudflare.com`
MX	`mx1.simplelogin.co` ⭐
		A	176.119.200.136^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mx1.simplelogin.co`
			PTR	`mx2.simplelogin.co`
		A	185.205.70.136^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mx1.simplelogin.co`
			PTR	`mx2.simplelogin.co`
MX	`mx2.simplelogin.co`⁽²⁰⁾
		A	176.119.200.136^{🇨🇭 Proton176.119.200.0/24}
			PTR	`mx1.simplelogin.co`
			PTR	`mx2.simplelogin.co`
		A	185.205.70.136^{🇫🇷 Proton185.205.70.0/24}
			PTR	`mx1.simplelogin.co`
			PTR	`mx2.simplelogin.co`
TXT	`google-site-verification=83ZmthwHG0lM0lPeGkuQkAg4LXyLaZX3nVkOOGSLKd0`
TXT	`sl-verification=rbijavudyvuourhjoraozaidsznnvp`
TXT	`v=spf1 include:simplelogin.co ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.39.236, 172.67.171.215
		IPv6 hints	2606:4700:3030::6815:27ec, 2606:4700:3037::ac43:abd7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=157, name=cloudflare-ech.com
SOA	`brenna.ns.cloudflare.com`dns@cloudflare.com serial=2414362699

`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

csta.org

csta.store

csta.cl

csta.online

csta.net

csta.com.br

csta.cn

csta.or.kr

csta.fr

csta.biz

csta.org.au

csta.nl

csta.eu

csta.plus

csta.com.ar

csta.school.nz

csta.tw

csta.cz

csta.kz

csta.pro

csta.jp

csta.info

csta.us

csta.name

csta.com.au

csta.in

csta.com.cn

csta.ir

csta.dev

csta.org.uk

csta.hu

csta.me

csta.net.au

csta.com

csta.ph

csta.kr

csta.ca

csta.co.kr

csta.live

csta.de

csta.pages.dev

csta.se

csta.io

csta.top

csta.co.in

csta.co.uk

csta.dk

csta.be

Similar names

tsac.edu.hk

cast.digital

csat.cn

cast.uz

cast.tech

scat.li

tcas.de

tasc.com.au

atcs.be

sact.org.ar

scat.in.ua

ctas.jp

cats.familyds.net

acts.it

satc.edu.tt

scta.dscloud.me

csat.top

tsac.eu.org

tacs.live

astc.art

cats.ro

csat.info

tacs.biz

atsc.info

tasc.co.in

ctsa.ru

cast.ac.uk

acts.si

scat.com.sg

stca.ru

tasc.uk

tcas.co

cats.of.by

tasc.nsw.edu.au

stac.us

stac.dk

cats.photos

astc.pages.dev

satc.ro

cats.0g0.jp

tcsa.website

scat.eu

cast.or.kr

acts.tours

cast.codes

cats.ae

cats.com.au

csat.one

cats.express

cast.app

tacs.ddns.net

acts.business

cats.azurewebsites.net

satc.co.in

ctas.mg

ctas.fr

cast.ro

tasc.je

astc.at

cast.family

ctsa.it

cast.ist

tasc.live

cast.one

cats.run

cats.fail

acst.one

cats.rw

cast.ind.br

sact.sh.cn

cast.zone

acts.edu.pk

tacs.org

cats.dk

cats.cloud

atsc.one

stac.cx

tacs.pro

tacs.com.na

scat.online

acst.pages.dev

scat.com.ru

cast.fi

tasc.com

acst.fr

acts.asn.au

satc.com.au

sact.ca

stca.com.tr

cats.llc

acts.beer

cats.casa

cast.cash

stac.lu

tasc.financial

cast.vn

tcas.net

cats.us

satc.xyz

cast.education

Previous names

Next names

cstack.dev

cstaky.dev

cstampar.dev

cstang.dev

cstanze.dev

cstark.dev

cstat.dev

cstate.dev

cstav.dev

cstdn.dev

cstech.dev

cstechnologies.dev

cstef.dev

csteiger.dev

cstempfle.dev

csteng.dev

cstephan.dev

csterk.dev

cstevens.dev

cstew.dev

DNS History

12 records (8 active, 4 former)

●NSbrenna.ns.cloudflare.com2026-09-10 → 2026-09-20 · 2 obs

● 2026-09-10 22:59:58
● 2026-09-20 11:51:34

●NSleo.ns.cloudflare.com2026-09-10 → 2026-09-20 · 2 obs

● 2026-09-10 22:59:58
● 2026-09-20 11:51:34

●MXmx1.simplelogin.co2026-09-10 → 2026-09-20 · 2 obs

● 2026-09-10 22:59:58
● 2026-09-20 11:51:34

●MXmx2.simplelogin.co2026-09-10 → 2026-09-20 · 2 obs

● 2026-09-10 22:59:58
● 2026-09-20 11:51:34

●A104.21.39.2362026-09-11 → 2026-09-20 · 3 obs

○ 2026-09-10 22:59:58
● 2026-09-11 05:51:16
● 2026-09-20 11:51:34

●A172.67.171.2152026-09-11 → 2026-09-20 · 3 obs

○ 2026-09-10 22:59:58
● 2026-09-11 05:51:16
● 2026-09-20 11:51:34

○A188.114.96.42026-09-10 → 2026-09-10 · 3 obs

● 2026-09-10 22:59:58
○ 2026-09-11 05:51:16
○ 2026-09-20 11:51:34

○A188.114.97.42026-09-10 → 2026-09-10 · 3 obs

● 2026-09-10 22:59:58
○ 2026-09-11 05:51:16
○ 2026-09-20 11:51:34

●A2606:4700:3030::6815:27ec2026-09-11 → 2026-09-20 · 3 obs

○ 2026-09-10 22:59:58
● 2026-09-11 05:51:16
● 2026-09-20 11:51:34

●A2606:4700:3037::ac43:abd72026-09-11 → 2026-09-20 · 3 obs

○ 2026-09-10 22:59:58
● 2026-09-11 05:51:16
● 2026-09-20 11:51:34

○A2a06:98c1:3120::2026-09-10 → 2026-09-10 · 3 obs

● 2026-09-10 22:59:58
○ 2026-09-11 05:51:16
○ 2026-09-20 11:51:34

○A2a06:98c1:3121::2026-09-10 → 2026-09-10 · 3 obs

● 2026-09-10 22:59:58
○ 2026-09-11 05:51:16
○ 2026-09-20 11:51:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
csta.dev	brenna.ns.cloudflare.com, leo.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.194.176

NS records: brenna.ns.cloudflare.com, leo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for csta.dev (unsigned zone)

⏱️ Timing

Total: 1064ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.171.215, 104.21.39.236`
AAAA	2	`2606:4700:3037::ac43:abd7, 2606:4700:3030::6815:27ec`
NS	2	`brenna.ns.cloudflare.com, leo.ns.cloudflare.com`
MX	2	`mx1.simplelogin.co (pri: 10), mx2.simplelogin.co (pri: 20)`
TXT	3	`google-site-verification=83ZmthwHG0lM0lP, sl-verification=rbijavudyvuourhjoraozaid...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`brenna.ns.cloudflare.com dns.cloudflare.`

Analysis

IP Addresses

csta.dev points to the four IP addresses 104.21.39.236, 172.67.171.215, 2606:4700:3030::6815:27ec and 2606:4700:3037::ac43:abd7.

Additional host names — travaux-etudes-sols.fr, kthrra.com, smihub.pro and two others — share IP numbers with csta.dev.

Name Servers

Two name servers handle the delegation for csta.dev: brenna.ns.cloudflare.com and leo.ns.cloudflare.com.

csta.dev shares its name server setup with other domains, including autossl.dev, bnvcdertyuytrewsdxfcgv.pages.dev, knbvcdxsedrtyujytrfdfxc.pages.dev and two others.

There is at least partial name server overlap between csta.dev and other domains — playnexovia.com, mycitymyexperience.com, melacotone.store and two more among them.

These name servers are routinely deployed together with the name servers erin.ns.cloudflare.com.

Host names with 6 IP numbers:

brenna.ns.cloudflare.com resolves to 108.162.194.176, 162.159.38.176 and 172.64.34.176 among others, with 3 other IP addresses in total.

leo.ns.cloudflare.com resolves to 108.162.195.241, 162.159.44.241 and 172.64.35.241 among others, with 3 other IP addresses in total.

Mail Servers

csta.dev has two mail servers: mx1.simplelogin.co and mx2.simplelogin.co.

csta.dev shares the same mail server setup as other domains, including slider.group, musko.codes, cyber-hermes.com and two others.

csta.dev and other domains — ampersandboxdesign.com for instance — share at least some mail servers.

mx1.simplelogin.co and mx2.simplelogin.co each point to two IP numbers — 176.119.200.136 and 185.205.70.136 — making both hosts identical in their DNS resolution.

mx1.simplelogin.co along with mx2.simplelogin.co each resolve to 176.119.200.136 IP addresses.

mx1.simplelogin.co along with mx2.simplelogin.co each resolve to 185.205.70.136 IP addresses.

csta.dev - robtex.com

csta.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

`csta.dev`

`dev`