optimizely.dev - dns.ninja

`optimizely.dev`

DNSSEC	⚠️ Not signed
NS	`carioca.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2614^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carioca.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c214^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`carioca.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2214^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`carioca.ns.cloudflare.com`
		A	108.162.194.20^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carioca.ns.cloudflare.com`
		A	162.159.38.20^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carioca.ns.cloudflare.com`
		A	172.64.34.20^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`carioca.ns.cloudflare.com`
NS	`otto.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c87^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`otto.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c387^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`otto.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2387^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`otto.ns.cloudflare.com`
		A	108.162.195.135^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`otto.ns.cloudflare.com`
		A	162.159.44.135^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`otto.ns.cloudflare.com`
		A	172.64.35.135^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`otto.ns.cloudflare.com`
SOA	`carioca.ns.cloudflare.com`dns@cloudflare.com serial=2405309413

`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

Similar names

optimizley.com

DNS History

2 records (2 active, 0 former)

●NScarioca.ns.cloudflare.com2026-05-01 → 2026-06-08 · 2 obs

● 2026-05-01 19:42:04
● 2026-06-08 16:33:08

●NSotto.ns.cloudflare.com2026-05-01 → 2026-06-08 · 2 obs

● 2026-05-01 19:42:04
● 2026-06-08 16:33:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com...	-
optimizely.dev	carioca.ns.cloudflare.com, otto.ns.cloudflare.com	-

✅ Authoritative Response

Server:162.159.38.20

NS records: carioca.ns.cloudflare.com, otto.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optimizely.dev (unsigned zone)

⏱️ Timing

Total: 365ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`carioca.ns.cloudflare.com, otto.ns.cloudflare.com`
SOA	1	`carioca.ns.cloudflare.com dns.cloudflare`

Analysis

Name Servers

optimizely.dev is served by two delegated name servers, carioca.ns.cloudflare.com and otto.ns.cloudflare.com.

optimizely.dev shares its NS records with other domains, for example episerver.co.za, jamwil.com, episerver.org and two others.

There is at least partial name server overlap between optimizely.dev and other domains — vistamaria.org, mallats.com, amazone.co.uk and two more among them.

DNS names with 6 IP addresses:

carioca.ns.cloudflare.com maps to six IP addresses: 108.162.194.20, 162.159.38.20, 172.64.34.20 and three others.

otto.ns.cloudflare.com maps to six IP addresses: 108.162.195.135, 162.159.44.135, 172.64.35.135 and three others.