🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`secfirst.dev`

DNSSEC	⚠️ Not signed
NS	`byron.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c43^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`byron.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c343^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`byron.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2343^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`byron.ns.cloudflare.com`
		A	108.162.195.67^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`byron.ns.cloudflare.com`
		A	162.159.44.67^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`byron.ns.cloudflare.com`
		A	172.64.35.67^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`byron.ns.cloudflare.com`
NS	`raquel.ns.cloudflare.com`
		A	2606:4700:50::a29f:26d2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`raquel.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2d2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`raquel.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22d2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`raquel.ns.cloudflare.com`
		A	108.162.194.210^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`raquel.ns.cloudflare.com`
		A	162.159.38.210^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`raquel.ns.cloudflare.com`
		A	172.64.34.210^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`raquel.ns.cloudflare.com`
SOA	`byron.ns.cloudflare.com`dns@cloudflare.com serial=2412985792

`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

secfirst.org

secfirst.dev

secfirst.com

Similar names

fcistres.com

cressfit.com

firstsec.com.tw

firstsec.com

strifecs.blogspot.com.br

frcsites.io

csstfire.com

firstsec.net

Previous names

sebestala.dev

sebhalb.dev

sebmoon.dev

sebo.dev

sebrichards.dev

sebsoft.dev

sebsoto.dev

sebtheleb.dev

sec-eng.dev

sec.dev

sec3.dev

seca-online.dev

secaihub.dev

secatscale.dev

secbear.dev

secbytes.dev

secchi.dev

secdevops.dev

sece.dev

secer.dev

Next names

DNS History

2 records (2 active, 0 former)

●NSbyron.ns.cloudflare.com2026-08-25 → 2026-08-26 · 2 obs

● 2026-08-25 17:51:50
● 2026-08-26 08:37:50

●NSraquel.ns.cloudflare.com2026-08-25 → 2026-08-26 · 2 obs

● 2026-08-25 17:51:50
● 2026-08-26 08:37:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	10 records
secfirst.dev	raquel.ns.cloudflare.com, byron.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.210

NS records: raquel.ns.cloudflare.com, byron.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for secfirst.dev (unsigned zone)

⏱️ Timing

Total: 446ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`byron.ns.cloudflare.com, raquel.ns.cloudflare.com`
SOA	1	`byron.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...)

Analysis

Name Servers

DNS delegation for secfirst.dev points to two name servers: byron.ns.cloudflare.com and raquel.ns.cloudflare.com.

secfirst.dev shares its name server setup with other domains, including rahuldaradejio.workers.dev, sturqen.cyou, mythoteca.com and two others.

There is at least partial name server overlap between secfirst.dev and other domains — croweleaseaccountingexpress.com, thenails.pages.dev, xjcjje88.com and two more among them.

The name servers amy.ns.cloudflare.com, cory.ns.cloudflare.com and simone.ns.cloudflare.com are often found in combination with these name servers.

Host names with 6 IP numbers:

byron.ns.cloudflare.com has IP addresses 108.162.195.67, 162.159.44.67 and 172.64.35.67, plus 3 other.

raquel.ns.cloudflare.com has IP addresses 108.162.194.210, 162.159.38.210 and 172.64.34.210, plus 3 other.

secfirst.dev - robtex.com

secfirst.dev

dev