courtag.io - robtex.com
courtag.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:4c71🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:c1d3🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.76.113Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.193.211🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | grant.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c82🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grant.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c382🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | grant.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2382🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | grant.ns.cloudflare.com | ||||||
| A | 108.162.195.130🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grant.ns.cloudflare.com | ||||||
| A | 162.159.44.130Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grant.ns.cloudflare.com | ||||||
| A | 172.64.35.130🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | grant.ns.cloudflare.com | ||||||
| NS | sharon.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3add🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0dd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20dd🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 108.162.192.221🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 172.64.32.221🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| A | 173.245.58.221🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sharon.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.76.113, 172.67.193.211 | ||||||
| IPv6 hints | 2606:4700:3034::6815:4c71, 2606:4700:3035::ac43:c1d3 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=46, name=cloudflare-ech.com | ||||||
| SOA | grant.ns.cloudflare.comdns@cloudflare.com serial=2406837705 | ||||||
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1782167086 | ||||||
Same first word
courtag.io |
Similar names
DNS History
6 records (6 active, 0 former)
●NSgrant.ns.cloudflare.com2026-06-16 → 2026-06-22 · 2 obs
● 2026-06-22 23:13:28
●NSsharon.ns.cloudflare.com2026-06-16 → 2026-06-22 · 2 obs
● 2026-06-22 23:13:28
●A104.21.76.1132026-06-16 → 2026-06-22 · 2 obs
● 2026-06-22 23:13:28
●A172.67.193.2112026-06-16 → 2026-06-22 · 2 obs
● 2026-06-22 23:13:28
●A2606:4700:3034::6815:4c712026-06-16 → 2026-06-22 · 2 obs
● 2026-06-22 23:13:28
●A2606:4700:3035::ac43:c1d32026-06-16 → 2026-06-22 · 2 obs
● 2026-06-22 23:13:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | b0.nic.io, c0.nic.io, a0.nic.io, a2.nic.io | - |
| courtag.io | sharon.ns.cloudflare.com, grant.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.221
NS records: sharon.ns.cloudflare.com, grant.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for courtag.io (unsigned zone)
⏱️ Timing
Total: 421ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.193.211, 104.21.76.113 |
| AAAA | 2 | 2606:4700:3035::ac43:c1d3, 2606:4700:3034::6815:4c71 |
| NS | 2 | grant.ns.cloudflare.com, sharon.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | grant.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
courtag.io has four IP addresses: 104.21.76.113, 172.67.193.211, 2606:4700:3034::6815:4c71 and 2606:4700:3035::ac43:c1d3.
Among the host names that share IP numbers with courtag.io are coronedo.com, shademaker.com, getskaut.com and two others.
Name Servers
courtag.io is delegated to two name servers: grant.ns.cloudflare.com and sharon.ns.cloudflare.com.
courtag.io has the same name server delegation as a number of other domains, such as c168.click, 79king.art, dailydvd.nl and two more.
courtag.io partially shares its NS delegation with several other domains, including tenhiro.net, kinkysocialnetwork.com, bananatic.fr and two others.
These name servers are regularly seen alongside skip.ns.cloudflare.com and gemma.ns.cloudflare.com as name servers.
Host names resolving to 6 IP numbers:
grant.ns.cloudflare.com resolves to 108.162.195.130, 162.159.44.130, 172.64.35.130 and 3 other IP addresses.
sharon.ns.cloudflare.com resolves to 108.162.192.221, 172.64.32.221, 173.245.58.221 and 3 other IP addresses.