gcdsus.us - robtex.com
gcdsus.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:2b70🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:b28b🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.43.112Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.178.139🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | howard.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2cab🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | howard.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3ab🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | howard.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23ab🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | howard.ns.cloudflare.com | ||||||
| A | 108.162.195.171🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | howard.ns.cloudflare.com | ||||||
| A | 162.159.44.171Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | howard.ns.cloudflare.com | ||||||
| A | 172.64.35.171🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | howard.ns.cloudflare.com | ||||||
| NS | raina.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26f1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | raina.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2f1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | raina.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22f1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | raina.ns.cloudflare.com | ||||||
| A | 108.162.194.241🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | raina.ns.cloudflare.com | ||||||
| A | 162.159.38.241Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | raina.ns.cloudflare.com | ||||||
| A | 172.64.34.241🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | raina.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.43.112, 172.67.178.139 | ||||||
| IPv6 hints | 2606:4700:3031::6815:2b70, 2606:4700:3036::ac43:b28b | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=100, name=cloudflare-ech.com | ||||||
| SOA | howard.ns.cloudflare.comdns@cloudflare.com serial=2399247099 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1776147354 | ||||||
Subdomains
www.gcdsus.us |
Same first word
gcdsus.us |
DNS History
6 records (6 active, 0 former)
●NShoward.ns.cloudflare.com2026-04-03 → 2026-04-14 · 2 obs
● 2026-04-14 06:42:34
●NSraina.ns.cloudflare.com2026-04-03 → 2026-04-14 · 2 obs
● 2026-04-14 06:42:34
●A104.21.43.1122026-04-03 → 2026-04-14 · 2 obs
● 2026-04-14 06:42:34
●A172.67.178.1392026-04-03 → 2026-04-14 · 2 obs
● 2026-04-14 06:42:34
●A2606:4700:3031::6815:2b702026-04-03 → 2026-04-14 · 2 obs
● 2026-04-14 06:42:34
●A2606:4700:3036::ac43:b28b2026-04-03 → 2026-04-14 · 2 obs
● 2026-04-14 06:42:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| gcdsus.us | raina.ns.cloudflare.com, howard.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.171
NS records: raina.ns.cloudflare.com, howard.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gcdsus.us (unsigned zone)
⏱️ Timing
Total: 265ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.43.112, 172.67.178.139 |
| AAAA | 2 | 2606:4700:3036::ac43:b28b, 2606:4700:3031::6815:2b70 |
| NS | 2 | howard.ns.cloudflare.com, raina.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | howard.ns.cloudflare.com dns.cloudflare. |
Analysis
Hierarchy
www.gcdsus.us has gcdsus.us as its parent.
IP Addresses
gcdsus.us maps to four IP numbers: 2606:4700:3031::6815:2b70, 2606:4700:3036::ac43:b28b, 104.21.43.112 and 172.67.178.139.
Other host names, for instance mywebsite.vn, glsgw.com, ubersourg.com, pinmart.com and megapeakx.nl share IP numbers with gcdsus.us.
Name Servers
Two name servers howard.ns.cloudflare.com and raina.ns.cloudflare.com are delegated to gcdsus.us.
gcdsus.us uses the same name server configuration as other domains, such as lecreusets.de, swordart-online.fr, den-store.com, vibramireland.com and radiotarane.com.
gcdsus.us at least partially shares name servers with other domains such as kawasakikxfoem.com, providencesucks.org, z0068.com, sitoexpo.com and audiofront.net.
These name servers are commonly used alongside isla.ns.cloudflare.com, elinore.ns.cloudflare.com and becky.ns.cloudflare.com.
Host names with six IP numbers: Host name howard.ns.cloudflare.com points to 2606:4700:58::a29f:2cab, 2803:f800:50::6ca2:c3ab, 2a06:98c1:50::ac40:23ab, 108.162.195.171, 162.159.44.171 and 172.64.35.171; host name raina.ns.cloudflare.com points to 2606:4700:50::a29f:26f1, 2803:f800:50::6ca2:c2f1, 2a06:98c1:50::ac40:22f1, 108.162.194.241, 162.159.38.241 and 172.64.34.241.