saylorbtc.us - robtex.com
saylorbtc.us
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.21.7.83Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.135.230🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | stephane.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:2670🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | stephane.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c270🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | stephane.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2270🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | stephane.ns.cloudflare.com | ||||||
| A | 108.162.194.112🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | stephane.ns.cloudflare.com | ||||||
| A | 162.159.38.112Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | stephane.ns.cloudflare.com | ||||||
| A | 172.64.34.112🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | stephane.ns.cloudflare.com | ||||||
| NS | syeef.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cee🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | syeef.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3ee🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | syeef.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23ee🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | syeef.ns.cloudflare.com | ||||||
| A | 108.162.195.238🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | syeef.ns.cloudflare.com | ||||||
| A | 162.159.44.238Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | syeef.ns.cloudflare.com | ||||||
| A | 172.64.35.238🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | syeef.ns.cloudflare.com | ||||||
| TXT | google-site-verification=j0-2P2BqwTR0INYKyrCdcg4ijByWSNAA0nU2Z1OeXS4 | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.7.83, 172.67.135.230 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=98, name=cloudflare-ech.com | ||||||
| SOA | stephane.ns.cloudflare.comdns@cloudflare.com serial=2401141056 | ||||||
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=1778580943 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSstephane.ns.cloudflare.com2026-05-07 → 2026-05-12 · 2 obs
● 2026-05-12 10:51:06
●NSsyeef.ns.cloudflare.com2026-05-07 → 2026-05-12 · 2 obs
● 2026-05-12 10:51:06
●A104.21.7.832026-05-07 → 2026-05-12 · 2 obs
● 2026-05-12 10:51:06
●A172.67.135.2302026-05-07 → 2026-05-12 · 2 obs
● 2026-05-12 10:51:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| saylorbtc.us | syeef.ns.cloudflare.com, stephane.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.194.112
NS records: syeef.ns.cloudflare.com, stephane.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for saylorbtc.us (unsigned zone)
⏱️ Timing
Total: 252ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.7.83, 172.67.135.230 |
| NS | 2 | stephane.ns.cloudflare.com, syeef.ns.cloudflare.com |
| TXT | 1 | google-site-verification=j0-2P2BqwTR0INY |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | stephane.ns.cloudflare.com dns.cloudflar |
Analysis
IP Addresses
saylorbtc.us points to two IP numbers: 104.21.7.83 and 172.67.135.230.
Other host names such as late-shadow-a3d6.difaved194572.workers.dev, supportchat.uk, www.huemint.com, weblien.fr and 28lou.net share IPs with saylorbtc.us.
Name Servers
Two name servers stephane.ns.cloudflare.com and syeef.ns.cloudflare.com handle the delegation for saylorbtc.us.
saylorbtc.us shares the same name server setup as other domains, for example whatsnonfiction.com, babyuseful.com, shopmsd.com, chatpoint.org and prime-cld.sbs.
saylorbtc.us at least partially shares name servers with other domains, for example petrockunlock.biz, arcit.net, 02682.app, ibhospital.com and tt0456.com.
These name servers are often used together with ada.ns.cloudflare.com and sonia.ns.cloudflare.com.
Host names with six IP numbers:
stephane.ns.cloudflare.com points to 2606:4700:50::a29f:2670, 2803:f800:50::6ca2:c270, 2a06:98c1:50::ac40:2270, 108.162.194.112, 162.159.38.112 and 172.64.34.112.
syeef.ns.cloudflare.com points to 2606:4700:58::a29f:2cee, 2803:f800:50::6ca2:c3ee, 2a06:98c1:50::ac40:23ee, 108.162.195.238, 162.159.44.238 and 172.64.35.238.