btc257.com - robtex.com
btc257.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:8139🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:17e🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.1.126Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.129.57🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | bart.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b47🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bart.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c147🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | bart.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2147🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | bart.ns.cloudflare.com | ||||||
| A | 108.162.193.71🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bart.ns.cloudflare.com | ||||||
| A | 172.64.33.71🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bart.ns.cloudflare.com | ||||||
| A | 173.245.59.71🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bart.ns.cloudflare.com | ||||||
| NS | jocelyn.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3aae🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0ae🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20ae🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 108.162.192.174🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 172.64.32.174🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| A | 173.245.58.174🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jocelyn.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.1.126, 172.67.129.57 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:8139, 2606:4700:3034::6815:17e | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=230, name=cloudflare-ech.com | ||||||
| SOA | bart.ns.cloudflare.comdns@cloudflare.com serial=2410175258 | ||||||
com
| 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=1785644702 | ||||||
Same first word
btc257.com |
DNS History
6 records (6 active, 0 former)
●NSbart.ns.cloudflare.com2026-07-25 → 2026-08-02 · 2 obs
● 2026-08-02 04:47:14
●NSjocelyn.ns.cloudflare.com2026-07-25 → 2026-08-02 · 2 obs
● 2026-08-02 04:47:14
●A104.21.1.1262026-07-25 → 2026-08-02 · 2 obs
● 2026-08-02 04:47:14
●A172.67.129.572026-07-25 → 2026-08-02 · 2 obs
● 2026-08-02 04:47:14
●A2606:4700:3030::ac43:81392026-07-25 → 2026-08-02 · 2 obs
● 2026-08-02 04:47:14
●A2606:4700:3034::6815:17e2026-07-25 → 2026-08-02 · 2 obs
● 2026-08-02 04:47:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net... | - |
| btc257.com | bart.ns.cloudflare.com, jocelyn.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.71
NS records: bart.ns.cloudflare.com, jocelyn.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for btc257.com (unsigned zone)
⏱️ Timing
Total: 362ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.1.126, 172.67.129.57 |
| AAAA | 2 | 2606:4700:3034::6815:17e, 2606:4700:3030::ac43:8139 |
| NS | 2 | bart.ns.cloudflare.com, jocelyn.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | bart.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (bart.ns.cloudflare.com, bart.ns.cloudflare.com, bart.ns.cloudflare.com...)
Analysis
IP Addresses
btc257.com has four IP addresses: 104.21.1.126, 172.67.129.57, 2606:4700:3030::ac43:8139 and 2606:4700:3034::6815:17e.
Two other host names, along with ofresh.co.in, imatch.fr and pembrokerec.com, also share IP numbers with btc257.com.
Name Servers
btc257.com is served by two delegated name servers, bart.ns.cloudflare.com and jocelyn.ns.cloudflare.com.
btc257.com shares its NS records with other domains, for example btc932.com, we-logistics.org, btc510.com and two others.
btc257.com partially shares its NS delegation with several other domains, including mssteelpro.com, cineplayers.com, torosenelmundo.com and two others.
These name servers regularly co-occur with the name servers hera.ns.cloudflare.com, marty.ns.cloudflare.com and adi.ns.cloudflare.com.
DNS names with 6 IP addresses:
bart.ns.cloudflare.com carries IP addresses 108.162.193.71, 172.64.33.71 and 173.245.59.71, with 3 other addresses beyond those.
jocelyn.ns.cloudflare.com carries IP addresses 108.162.192.174, 172.64.32.174 and 173.245.58.174, with 3 other addresses beyond those.