🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`f3development.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:2378^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:dcc1^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.35.120^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.220.193^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`charles.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b53^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`charles.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c153^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`charles.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2153^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`charles.ns.cloudflare.com`
		A	108.162.193.83^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`charles.ns.cloudflare.com`
		A	172.64.33.83^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`charles.ns.cloudflare.com`
		A	173.245.59.83^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`charles.ns.cloudflare.com`
NS	`eleanor.ns.cloudflare.com`
		A	2606:4700:50::a29f:26cd^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eleanor.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2cd^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`eleanor.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22cd^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`eleanor.ns.cloudflare.com`
		A	108.162.194.205^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eleanor.ns.cloudflare.com`
		A	162.159.38.205^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eleanor.ns.cloudflare.com`
		A	172.64.34.205^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`eleanor.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	`route1.mx.cloudflare.net`⁽⁴²⁾
		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`⁽⁹⁵⁾
		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`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.35.120, 172.67.220.193
		IPv6 hints	2606:4700:3031::6815:2378, 2606:4700:3032::ac43:dcc1
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=131, name=cloudflare-ech.com
SOA	`charles.ns.cloudflare.com`dns@cloudflare.com serial=2413167140

`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

f3development.dev

Previous names

f2c.dev

f2e.dev

f2h1.dev

f2ko.dev

f2l.dev

f2m.dev

f2n.dev

f2o.dev

f2p.dev

f2s.dev

f2sol.dev

f2xplatform.dev

f3-ai.dev

f302.dev

f32.dev

f33l.dev

f360.dev

f39.dev

f3d.dev

f3d0r.dev

Next names

f3lix85.dev

f3m.dev

f3nix.dev

f3nrir.dev

f3rz.dev

f3sa.dev

f3z.dev

f4.dev

f451.dev

f4f.dev

f4n.dev

(0x663470).dev

f4rm.dev

f4s-forms.dev

f4s.dev

f4t.dev

f4th.dev

f4w4z.dev

f4y.dev

f4z.dev

DNS History

13 records (9 active, 4 former)

●NScharles.ns.cloudflare.com2026-09-02 → 2026-09-04 · 2 obs

● 2026-09-02 09:23:18
● 2026-09-04 02:29:28

●NSeleanor.ns.cloudflare.com2026-09-02 → 2026-09-04 · 2 obs

● 2026-09-02 09:23:18
● 2026-09-04 02:29:28

●MXroute1.mx.cloudflare.net2026-09-02 → 2026-09-04 · 2 obs

● 2026-09-02 09:23:18
● 2026-09-04 02:29:28

●MXroute2.mx.cloudflare.net2026-09-02 → 2026-09-04 · 2 obs

● 2026-09-02 09:23:18
● 2026-09-04 02:29:28

●MXroute3.mx.cloudflare.net2026-09-02 → 2026-09-04 · 2 obs

● 2026-09-02 09:23:18
● 2026-09-04 02:29:28

●A104.21.35.1202026-09-03 → 2026-09-04 · 3 obs

○ 2026-09-02 09:23:18
● 2026-09-03 18:27:26
● 2026-09-04 02:29:28

●A172.67.220.1932026-09-03 → 2026-09-04 · 3 obs

○ 2026-09-02 09:23:18
● 2026-09-03 18:27:26
● 2026-09-04 02:29:28

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

● 2026-09-02 09:23:18
○ 2026-09-03 18:27:26
○ 2026-09-04 02:29:28

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

● 2026-09-02 09:23:18
○ 2026-09-03 18:27:26
○ 2026-09-04 02:29:28

●A2606:4700:3031::6815:23782026-09-03 → 2026-09-04 · 3 obs

○ 2026-09-02 09:23:18
● 2026-09-03 18:27:26
● 2026-09-04 02:29:28

●A2606:4700:3032::ac43:dcc12026-09-03 → 2026-09-04 · 3 obs

○ 2026-09-02 09:23:18
● 2026-09-03 18:27:26
● 2026-09-04 02:29:28

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

● 2026-09-02 09:23:18
○ 2026-09-03 18:27:26
○ 2026-09-04 02:29:28

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

● 2026-09-02 09:23:18
○ 2026-09-03 18:27:26
○ 2026-09-04 02:29:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
f3development.dev	charles.ns.cloudflare.com, eleanor.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.205

NS records: charles.ns.cloudflare.com, eleanor.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for f3development.dev (unsigned zone)

⏱️ Timing

Total: 740ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.35.120, 172.67.220.193`
AAAA	2	`2606:4700:3031::6815:2378, 2606:4700:3032::ac43:dcc1`
NS	2	`charles.ns.cloudflare.com, eleanor.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 16), route1.mx.cloudflare.net (pri: 42)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`charles.ns.cloudflare.com dns.cloudflare`

Analysis

IP Addresses

f3development.dev directs to four IP numbers, which are 104.21.35.120, 172.67.220.193, 2606:4700:3031::6815:2378 and 2606:4700:3032::ac43:dcc1.

cfocentrepeak.co, debtshift.biz, smartpocke.app and two other host names share IP numbers with f3development.dev.

Name Servers

f3development.dev is served by two delegated name servers, charles.ns.cloudflare.com and eleanor.ns.cloudflare.com.

f3development.dev uses the same name servers as several other domains — among them truefaceofpalestine.com, duymaxvt87.workers.dev, seo-online.xyz and two more.

At least some of f3development.dev's name servers are shared with other domains, for example casasdeapuestasfueradeespana.com, uiytrfgkjhfdgg.pages.dev, decorsense.pl and two more.

These name servers tend to be used in conjunction with the name servers piper.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

charles.ns.cloudflare.com carries IP addresses 108.162.193.83, 172.64.33.83 and 173.245.59.83, with 3 other addresses beyond those.

eleanor.ns.cloudflare.com carries IP addresses 108.162.194.205, 162.159.38.205 and 172.64.34.205, with 3 other addresses beyond those.

Mail Servers

The MX records for f3development.dev list three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

f3development.dev has at least partial mail server overlap with other domains such as nabix.uz, voidtools.cloud, castlecollections.co.uk and two more.

Hostnames that resolve to 6 IP addresses:

route1.mx.cloudflare.net carries IP addresses 162.159.205.11, 162.159.205.12 and 162.159.205.13, with 3 other addresses beyond those.

route2.mx.cloudflare.net carries IP addresses 162.159.205.17, 162.159.205.18 and 162.159.205.19, with 3 other addresses beyond those.

route3.mx.cloudflare.net carries IP addresses 162.159.205.23, 162.159.205.24 and 162.159.205.25, with 3 other addresses beyond those.

f3development.dev - robtex.com