btc-prague.net - robtex.com
btc-prague.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.21.71.16Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.168.254🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | katja.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:2635🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | katja.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c235🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | katja.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2235🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | katja.ns.cloudflare.com | ||||||
| A | 108.162.194.53🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | katja.ns.cloudflare.com | ||||||
| A | 162.159.38.53Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | katja.ns.cloudflare.com | ||||||
| A | 172.64.34.53🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | katja.ns.cloudflare.com | ||||||
| NS | leland.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c08🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leland.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c308🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | leland.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2308🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | leland.ns.cloudflare.com | ||||||
| A | 108.162.195.8🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leland.ns.cloudflare.com | ||||||
| A | 162.159.44.8Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leland.ns.cloudflare.com | ||||||
| A | 172.64.35.8🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leland.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.71.16, 172.67.168.254 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=175, name=cloudflare-ech.com | ||||||
| SOA | katja.ns.cloudflare.comdns@cloudflare.com serial=2403409137 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778652081 | ||||||
Same first word
btc-prague.com |
btc-prague.net |
Similar names
DNS History
4 records (4 active, 0 former)
●NSkatja.ns.cloudflare.com2026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 06:26:12
●NSleland.ns.cloudflare.com2026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 06:26:12
●A104.21.71.162026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 06:26:12
●A172.67.168.2542026-05-07 → 2026-05-13 · 2 obs
● 2026-05-13 06:26:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| btc-prague.net | katja.ns.cloudflare.com, leland.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.8
NS records: katja.ns.cloudflare.com, leland.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for btc-prague.net (unsigned zone)
⏱️ Timing
Total: 382ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.168.254, 104.21.71.16 |
| NS | 2 | katja.ns.cloudflare.com, leland.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | katja.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
The entity btc-prague.net points to two IP numbers: 104.21.71.16 and 172.67.168.254.
For instance, other host names coyotebytes.org, ncrbodyshops.co.uk, cosmac.co.cr, www.dqkjg.com and mail.wgapatcher.ru share IP numbers with btc-prague.net.
Name Servers
btc-prague.net is delegated to two name servers: katja.ns.cloudflare.com and leland.ns.cloudflare.com.
btc-prague.net uses the same name server setup as other domains such as roblesdelatorre.com, funkyhoodie.com, csgoempire.com.de, gamdomcasino.co.uk and csgoempire.co.uk.
btc-prague.net shares name servers with other domains at least partially, for example ilvostro.it, ttug.net, fourthdeck.com, thewittygrittylife.com and turkiyehubnet.com.
These name servers are commonly used with fay.ns.cloudflare.com, elma.ns.cloudflare.com and lloyd.ns.cloudflare.com.
Host names with six IP numbers: host name katja.ns.cloudflare.com points to: 2606:4700:50::a29f:2635, 2803:f800:50::6ca2:c235, 2a06:98c1:50::ac40:2235, 108.162.194.53, 162.159.38.53 and 172.64.34.53; host name leland.ns.cloudflare.com points to: 2606:4700:58::a29f:2c08, 2803:f800:50::6ca2:c308, 2a06:98c1:50::ac40:2308, 108.162.195.8, 162.159.44.8 and 172.64.35.8.