blocks.dev - robtex.com
blocks.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:c5cf🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::6815:44b6🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.68.182Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.197.207🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | nadia.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3acf🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0cf🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20cf🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 108.162.192.207🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 172.64.32.207🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 173.245.58.207🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| NS | renan.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c3e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | renan.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c33e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | renan.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:233e🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | renan.ns.cloudflare.com | ||||||
| A | 108.162.195.62🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | renan.ns.cloudflare.com | ||||||
| A | 162.159.44.62Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | renan.ns.cloudflare.com | ||||||
| A | 172.64.35.62🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | renan.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.68.182, 172.67.197.207 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:c5cf, 2606:4700:3033::6815:44b6 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=5, name=cloudflare-ech.com | ||||||
| SOA | nadia.ns.cloudflare.comdns@cloudflare.com serial=2412613803 | ||||||
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.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
6 records (6 active, 0 former)
●NSnadia.ns.cloudflare.com2026-08-29 → 2026-09-01 · 2 obs
● 2026-09-01 15:20:40
●NSrenan.ns.cloudflare.com2026-08-29 → 2026-09-01 · 2 obs
● 2026-09-01 15:20:40
●A104.21.68.1822026-08-29 → 2026-09-01 · 2 obs
● 2026-09-01 15:20:40
●A172.67.197.2072026-08-29 → 2026-09-01 · 2 obs
● 2026-09-01 15:20:40
●A2606:4700:3031::ac43:c5cf2026-08-29 → 2026-09-01 · 2 obs
● 2026-09-01 15:20:40
●A2606:4700:3033::6815:44b62026-08-29 → 2026-09-01 · 2 obs
● 2026-09-01 15:20:40
🔍 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 |
| blocks.dev | renan.ns.cloudflare.com, nadia.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.207
NS records: renan.ns.cloudflare.com, nadia.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for blocks.dev (unsigned zone)
⏱️ Timing
Total: 1173ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.68.182, 172.67.197.207 |
| AAAA | 2 | 2606:4700:3031::ac43:c5cf, 2606:4700:3033::6815:44b6 |
| NS | 2 | nadia.ns.cloudflare.com, renan.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | nadia.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)
Analysis
IP Addresses
blocks.dev directs to four IP numbers, which are 104.21.68.182, 172.67.197.207, 2606:4700:3031::ac43:c5cf and 2606:4700:3033::6815:44b6.
Additional host names — fa-ka.vip, teachersofconnecticut.org, tric55.com and two others — share IP numbers with blocks.dev.
Name Servers
The NS records for blocks.dev delegate to nadia.ns.cloudflare.com and renan.ns.cloudflare.com.
blocks.dev shares its name server setup with other domains, including sammikinghorn.com, paulhm-sf-eb4.workers.dev, bgdgrre.workers.dev and two others.
At least some of blocks.dev's name servers are shared with other domains, for example bishopgadsden.org, goodiebox.com.au, bethojesorte.com and two more.
It is common for these name servers to be used in conjunction with the name servers hattie.ns.cloudflare.com, stan.ns.cloudflare.com and odin.ns.cloudflare.com.
Host names with 6 IP numbers:
nadia.ns.cloudflare.com maps to 108.162.192.207, 172.64.32.207, 173.245.58.207 and 3 additional IP addresses.
renan.ns.cloudflare.com maps to 108.162.195.62, 162.159.44.62, 172.64.35.62 and 3 additional IP addresses.