🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`thirdoption.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:4ef6^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8ae0^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.78.246^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.224^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`arturo.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cd8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arturo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3d8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`arturo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23d8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`arturo.ns.cloudflare.com`
		A	108.162.195.216^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arturo.ns.cloudflare.com`
		A	162.159.44.216^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arturo.ns.cloudflare.com`
		A	172.64.35.216^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`arturo.ns.cloudflare.com`
NS	`braelyn.ns.cloudflare.com`
		A	2606:4700:50::a29f:2661^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`braelyn.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c261^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`braelyn.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2261^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`braelyn.ns.cloudflare.com`
		A	108.162.194.97^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`braelyn.ns.cloudflare.com`
		A	162.159.38.97^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`braelyn.ns.cloudflare.com`
		A	172.64.34.97^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`braelyn.ns.cloudflare.com`
MX	`eforward1.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward2.registrar-servers.com` ⭐
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward3.registrar-servers.com` ⭐
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
MX	`eforward4.registrar-servers.com`⁽¹⁵⁾
		A	162.255.118.52^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward2.registrar-servers.com`
MX	`eforward5.registrar-servers.com`⁽²⁰⁾
		A	162.255.118.51^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`eforward1.registrar-servers.com`
			PTR	`eforward3.registrar-servers.com`
TXT	`v=spf1 include:spf.efwd.registrar-servers.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.78.246, 172.67.138.224
		IPv6 hints	2606:4700:3033::6815:4ef6, 2606:4700:3037::ac43:8ae0
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=4, name=cloudflare-ech.com
SOA	`arturo.ns.cloudflare.com`dns@cloudflare.com serial=2412562803

`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

thirdoption.ooo

thirdoption.tech

thirdoption.ca

thirdoption.dev

thirdoption.xyz

thirdoption.com

thirdoption.app

thirdoption.capital

thirdoption.finance

thirdoption.io

Previous names

Next names

DNS History

15 records (11 active, 4 former)

●NSarturo.ns.cloudflare.com2026-08-28 → 2026-08-29 · 2 obs

● 2026-08-28 11:17:38
● 2026-08-29 09:53:58

●NSbraelyn.ns.cloudflare.com2026-08-28 → 2026-08-29 · 2 obs

● 2026-08-28 11:17:38
● 2026-08-29 09:53:58

●MXeforward1.registrar-servers.com2026-08-28 → 2026-08-29 · 2 obs

● 2026-08-28 11:17:38
● 2026-08-29 09:53:58

●MXeforward2.registrar-servers.com2026-08-28 → 2026-08-29 · 2 obs

● 2026-08-28 11:17:38
● 2026-08-29 09:53:58

●MXeforward3.registrar-servers.com2026-08-28 → 2026-08-29 · 2 obs

● 2026-08-28 11:17:38
● 2026-08-29 09:53:58

●MXeforward4.registrar-servers.com2026-08-28 → 2026-08-29 · 2 obs

● 2026-08-28 11:17:38
● 2026-08-29 09:53:58

●MXeforward5.registrar-servers.com2026-08-28 → 2026-08-29 · 2 obs

● 2026-08-28 11:17:38
● 2026-08-29 09:53:58

●A104.21.78.2462026-08-28 → 2026-08-29 · 3 obs

○ 2026-08-28 11:17:38
● 2026-08-28 18:28:14
● 2026-08-29 09:53:58

●A172.67.138.2242026-08-28 → 2026-08-29 · 3 obs

○ 2026-08-28 11:17:38
● 2026-08-28 18:28:14
● 2026-08-29 09:53:58

○A188.114.96.02026-08-28 → 2026-08-28 · 3 obs

● 2026-08-28 11:17:38
○ 2026-08-28 18:28:14
○ 2026-08-29 09:53:58

○A188.114.97.02026-08-28 → 2026-08-28 · 3 obs

● 2026-08-28 11:17:38
○ 2026-08-28 18:28:14
○ 2026-08-29 09:53:58

●A2606:4700:3033::6815:4ef62026-08-28 → 2026-08-29 · 3 obs

○ 2026-08-28 11:17:38
● 2026-08-28 18:28:14
● 2026-08-29 09:53:58

●A2606:4700:3037::ac43:8ae02026-08-28 → 2026-08-29 · 3 obs

○ 2026-08-28 11:17:38
● 2026-08-28 18:28:14
● 2026-08-29 09:53:58

○A2a06:98c1:3120::2026-08-28 → 2026-08-28 · 3 obs

● 2026-08-28 11:17:38
○ 2026-08-28 18:28:14
○ 2026-08-29 09:53:58

○A2a06:98c1:3121::2026-08-28 → 2026-08-28 · 3 obs

● 2026-08-28 11:17:38
○ 2026-08-28 18:28:14
○ 2026-08-29 09:53:58

🔍 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
thirdoption.dev	arturo.ns.cloudflare.com, braelyn.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.216

NS records: arturo.ns.cloudflare.com, braelyn.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thirdoption.dev (unsigned zone)

⏱️ Timing

Total: 1033ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.138.224, 104.21.78.246`
AAAA	2	`2606:4700:3033::6815:4ef6, 2606:4700:3037::ac43:8ae0`
NS	2	`arturo.ns.cloudflare.com, braelyn.ns.cloudflare.com`
MX	5	`eforward1.registrar-servers.com (pri: 10, eforward2.registrar-servers.com (pri: 10...`
TXT	1	`v=spf1 include:spf.efwd.registrar-server`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`arturo.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 10

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

Analysis

IP Addresses

thirdoption.dev has four IP addresses: 104.21.78.246, 172.67.138.224, 2606:4700:3033::6815:4ef6 and 2606:4700:3037::ac43:8ae0.

hollowwear.net, futpseis.tixian8.cn, mudahil.com plus two other host names have IP numbers in common with thirdoption.dev.

Name Servers

thirdoption.dev has two authoritative name servers — arturo.ns.cloudflare.com and braelyn.ns.cloudflare.com.

The name server configuration of thirdoption.dev is shared with other domains, for instance kichisinger.workers.dev, vsc20190.workers.dev, steavenrojas.com and two others.

thirdoption.dev shares at least some of its name servers with other domains, including myrbinothwharbrennoir.vu, hospinet.app, 718kk.top and two others.

These name servers are frequently seen alongside the name servers aria.ns.cloudflare.com.

Hosts with 6 IP addresses each:

arturo.ns.cloudflare.com points to 108.162.195.216, 162.159.44.216, 172.64.35.216 and 3 other IP addresses.

braelyn.ns.cloudflare.com points to 108.162.194.97, 162.159.38.97, 172.64.34.97 and 3 other IP addresses.

Mail Servers

Mail for thirdoption.dev is handled by five mail servers, namely eforward1.registrar-servers.com, eforward2.registrar-servers.com, eforward3.registrar-servers.com and two others.

At least some of the mail servers used by thirdoption.dev are shared with other domains: ffxiv-interactive-eureka-maps.com, trendsellerconnect.org, finwb.net and two others among them.

These mail servers frequently appear alongside the mail servers eforward4.registrar-servers.com and eforward5.registrar-servers.com.

Host names resolving to a single IP address:

eforward1.registrar-servers.com resolves to 162.255.118.51.

eforward2.registrar-servers.com resolves to 162.255.118.52.

eforward3.registrar-servers.com resolves to 162.255.118.51.

eforward4.registrar-servers.com resolves to 162.255.118.52.

eforward5.registrar-servers.com resolves to 162.255.118.51.

Three host names point to 162.255.118.51: eforward1.registrar-servers.com, eforward3.registrar-servers.com and eforward5.registrar-servers.com.

The host names eforward2.registrar-servers.com and eforward4.registrar-servers.com both resolve to 162.255.118.52 IP addresses.