🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`firstbytes.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:3ad4^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3031::ac43:cfb5^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.58.212^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.207.181^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`jose.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c58^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jose.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c358^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jose.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2358^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jose.ns.cloudflare.com`
		A	108.162.195.88^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jose.ns.cloudflare.com`
		A	162.159.44.88^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jose.ns.cloudflare.com`
		A	172.64.35.88^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jose.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`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c0b::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bj-in-f27.1e100.net`
		A	142.251.163.27^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
TXT	`google-site-verification=XqGAOtPSe_IcTbIB_Mj0_chEzgMl6lDoOeE2tX3jEYA`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.58.212, 172.67.207.181
		IPv6 hints	2606:4700:3031::6815:3ad4, 2606:4700:3031::ac43:cfb5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=143, name=cloudflare-ech.com
SOA	`jose.ns.cloudflare.com`dns@cloudflare.com serial=2411857573

`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

firstbytes.nl

firstbytes.dev

Previous names

Next names

DNS History

15 records (11 active, 4 former)

●NSjose.ns.cloudflare.com2026-09-05 → 2026-09-05 · 2 obs

● 2026-09-05 08:28:10
● 2026-09-05 19:21:50

●NSraquel.ns.cloudflare.com2026-09-05 → 2026-09-05 · 2 obs

● 2026-09-05 08:28:10
● 2026-09-05 19:21:50

●MXalt1.aspmx.l.google.com2026-09-05 → 2026-09-05 · 2 obs

● 2026-09-05 08:28:10
● 2026-09-05 19:21:50

●MXalt2.aspmx.l.google.com2026-09-05 → 2026-09-05 · 2 obs

● 2026-09-05 08:28:10
● 2026-09-05 19:21:50

●MXaspmx.l.google.com2026-09-05 → 2026-09-05 · 2 obs

● 2026-09-05 08:28:10
● 2026-09-05 19:21:50

●MXaspmx2.googlemail.com2026-09-05 → 2026-09-05 · 2 obs

● 2026-09-05 08:28:10
● 2026-09-05 19:21:50

●MXaspmx3.googlemail.com2026-09-05 → 2026-09-05 · 2 obs

● 2026-09-05 08:28:10
● 2026-09-05 19:21:50

●A104.21.58.2122026-09-05 → 2026-09-05 · 3 obs

○ 2026-09-05 08:28:10
● 2026-09-05 18:04:06
● 2026-09-05 19:21:50

●A172.67.207.1812026-09-05 → 2026-09-05 · 3 obs

○ 2026-09-05 08:28:10
● 2026-09-05 18:04:06
● 2026-09-05 19:21:50

○A188.114.96.02026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 08:28:10
○ 2026-09-05 18:04:06
○ 2026-09-05 19:21:50

○A188.114.97.02026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 08:28:10
○ 2026-09-05 18:04:06
○ 2026-09-05 19:21:50

●A2606:4700:3031::6815:3ad42026-09-05 → 2026-09-05 · 3 obs

○ 2026-09-05 08:28:10
● 2026-09-05 18:04:06
● 2026-09-05 19:21:50

●A2606:4700:3031::ac43:cfb52026-09-05 → 2026-09-05 · 3 obs

○ 2026-09-05 08:28:10
● 2026-09-05 18:04:06
● 2026-09-05 19:21:50

○A2a06:98c1:3120::2026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 08:28:10
○ 2026-09-05 18:04:06
○ 2026-09-05 19:21:50

○A2a06:98c1:3121::2026-09-05 → 2026-09-05 · 3 obs

● 2026-09-05 08:28:10
○ 2026-09-05 18:04:06
○ 2026-09-05 19:21:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	-
firstbytes.dev	raquel.ns.cloudflare.com, jose.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.88

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstbytes.dev (unsigned zone)

⏱️ Timing

Total: 996ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.207.181, 104.21.58.212`
AAAA	2	`2606:4700:3031::ac43:cfb5, 2606:4700:3031::6815:3ad4`
NS	2	`jose.ns.cloudflare.com, raquel.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)...`
TXT	1	`google-site-verification=XqGAOtPSe_IcTbI`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`jose.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

firstbytes.dev points to the four IP addresses 104.21.58.212, 172.67.207.181, 2606:4700:3031::6815:3ad4 and 2606:4700:3031::ac43:cfb5.

Two other host names, along with www.motphim.pw, ravzeeland.nl and evl-nobox.us, also share IP numbers with firstbytes.dev.

Name Servers

firstbytes.dev is served by two delegated name servers, jose.ns.cloudflare.com and raquel.ns.cloudflare.com.

firstbytes.dev shares its NS records with other domains, for example mobile-grooming-miami.pages.dev, anderdapaz.workers.dev, takeru-sawai-1048.workers.dev and two others.

There is at least partial name server overlap between firstbytes.dev and other domains — vsl-1-new.pages.dev, gmxyjx.com, thirdjewel.com and two more among them.

These name servers tend to appear in combination with the name servers bella.ns.cloudflare.com, vicente.ns.cloudflare.com, novalee.ns.cloudflare.com and cory.ns.cloudflare.com.

DNS names with 6 IP addresses:

jose.ns.cloudflare.com carries IP addresses 108.162.195.88, 162.159.44.88 and 172.64.35.88, with 3 other addresses beyond those.

raquel.ns.cloudflare.com carries IP addresses 108.162.194.210, 162.159.38.210 and 172.64.34.210, with 3 other addresses beyond those.

Mail Servers

firstbytes.dev has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

There is at least a partial MX overlap between firstbytes.dev and other domains, including exconnect.com, lcart.co, healingbycaringhomeopathy.ca and two others.

These mail servers tend to appear in combination with mail servers alt2.aspmx.l.google.com, alt1.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 others.

Host names that have two IP addresses:

aspmx2.googlemail.com maps to two IP addresses — 192.178.234.27 and 2800:3f0:4003:c14::1b.

aspmx3.googlemail.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx.l.google.com maps to two IP addresses — 142.251.163.27 and 2607:f8b0:4004:c0b::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 192.178.234.26 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1b.

These two host names — aspmx2.googlemail.com and alt1.aspmx.l.google.com — each point to 2800:3f0:4003:c14::1b IP addresses.

These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 2a00:1450:400b:c02::1b IP addresses.

These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 172.253.116.26 IP addresses.

firstbytes.dev - robtex.com

firstbytes.dev

dev

Same first word

Previous names

Next names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`firstbytes.dev`

`dev`