🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`developerweek.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::6815:27a1^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::ac43:92bc^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.39.161^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.146.188^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`greg.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b73^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c173^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`greg.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2173^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`greg.ns.cloudflare.com`
		A	108.162.193.115^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
		A	172.64.33.115^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
		A	173.245.59.115^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
NS	`magdalena.ns.cloudflare.com`
		A	2606:4700:50::a29f:2608^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`magdalena.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c208^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`magdalena.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2208^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`magdalena.ns.cloudflare.com`
		A	108.162.194.8^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`magdalena.ns.cloudflare.com`
		A	162.159.38.8^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`magdalena.ns.cloudflare.com`
		A	172.64.34.8^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`magdalena.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.39.161, 172.67.146.188
		IPv6 hints	2606:4700:3035::6815:27a1, 2606:4700:3035::ac43:92bc
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=64, name=cloudflare-ech.com
SOA	`greg.ns.cloudflare.com`dns@cloudflare.com serial=2412321644

`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

developerweek.dev

developerweek.de

developerweek.com

Previous names

Next names

DNS History

6 records (6 active, 0 former)

●NSgreg.ns.cloudflare.com2026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 00:00:20
● 2026-08-30 12:50:36

●NSmagdalena.ns.cloudflare.com2026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 00:00:20
● 2026-08-30 12:50:36

●A104.21.39.1612026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 00:00:20
● 2026-08-30 12:50:36

●A172.67.146.1882026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 00:00:20
● 2026-08-30 12:50:36

●A2606:4700:3035::6815:27a12026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 00:00:20
● 2026-08-30 12:50:36

●A2606:4700:3035::ac43:92bc2026-08-29 → 2026-08-30 · 2 obs

● 2026-08-29 00:00:20
● 2026-08-30 12:50:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...	10 records
developerweek.dev	magdalena.ns.cloudflare.com, greg.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.8

NS records: magdalena.ns.cloudflare.com, greg.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for developerweek.dev (unsigned zone)

⏱️ Timing

Total: 685ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.146.188, 104.21.39.161`
AAAA	2	`2606:4700:3035::6815:27a1, 2606:4700:3035::ac43:92bc`
NS	2	`greg.ns.cloudflare.com, magdalena.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`greg.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

IP Addresses

developerweek.dev resolves to four IP addresses: 104.21.39.161, 172.67.146.188, 2606:4700:3035::6815:27a1 and 2606:4700:3035::ac43:92bc.

multifactorsolutions.com, hizliajans.com, petsas.lt plus two other host names have IP numbers in common with developerweek.dev.

Name Servers

developerweek.dev is delegated to two name servers: greg.ns.cloudflare.com and magdalena.ns.cloudflare.com.

The name server configuration of developerweek.dev is shared with other domains, for instance experttraining.pro, l3074940749.workers.dev, jiannframo14.workers.dev and two others.

developerweek.dev shares at least some of its name servers with other domains, including cat5e.my, brightsma-rtplatform.digital, bataviateak.com and two others.

These name servers are frequently seen alongside the name servers julio.ns.cloudflare.com, jason.ns.cloudflare.com, noor.ns.cloudflare.com and adaline.ns.cloudflare.com.

Hosts with 6 IP addresses each:

greg.ns.cloudflare.com resolves to 108.162.193.115, 172.64.33.115, 173.245.59.115 and 3 other IP addresses.

magdalena.ns.cloudflare.com resolves to 108.162.194.8, 162.159.38.8, 172.64.34.8 and 3 other IP addresses.

developerweek.dev - robtex.com