bt50.net - robtex.com
bt50.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 104.21.28.157Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.170.233🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | amy.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a65🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | amy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c065🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | amy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2065🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | amy.ns.cloudflare.com | ||||||
| A | 108.162.192.101🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | amy.ns.cloudflare.com | ||||||
| A | 172.64.32.101🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | amy.ns.cloudflare.com | ||||||
| A | 173.245.58.101🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | amy.ns.cloudflare.com | ||||||
| NS | lee.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b81🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lee.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c181🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | lee.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2181🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | lee.ns.cloudflare.com | ||||||
| A | 108.162.193.129🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lee.ns.cloudflare.com | ||||||
| A | 172.64.33.129🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lee.ns.cloudflare.com | ||||||
| A | 173.245.59.129🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | lee.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.28.157, 172.67.170.233 | ||||||
| SOA | amy.ns.cloudflare.comdns@cloudflare.com serial=2399060535 | ||||||
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=1771291465 | ||||||
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
●NSamy.ns.cloudflare.com2020-02-26 → 2026-03-18 · 3 obs
● 2020-02-26 06:26:38
● 2026-03-18 10:30:02
●NSlee.ns.cloudflare.com2020-02-26 → 2026-03-18 · 3 obs
● 2020-02-26 06:26:38
● 2026-03-18 10:30:02
○NSns39.domaincontrol.com2015-08-01 → 2017-02-17 · 4 obs
● 2017-02-17 23:02:12
○ 2020-02-26 06:26:38
○ 2026-03-18 10:30:02
○NSns40.domaincontrol.com2015-08-01 → 2017-02-17 · 4 obs
● 2017-02-17 23:02:12
○ 2020-02-26 06:26:38
○ 2026-03-18 10:30:02
●A104.21.28.1572026-03-13 → 2026-03-18 · 3 obs
● 2026-03-13 06:42:10
● 2026-03-18 10:30:02
○A104.28.18.2052020-02-26 → 2020-02-26 · 4 obs
● 2020-02-26 06:26:38
○ 2026-03-13 06:42:10
○ 2026-03-18 10:30:02
○A104.28.19.2052020-02-26 → 2020-02-26 · 4 obs
● 2020-02-26 06:26:38
○ 2026-03-13 06:42:10
○ 2026-03-18 10:30:02
●A172.67.170.2332026-03-13 → 2026-03-18 · 3 obs
● 2026-03-13 06:42:10
● 2026-03-18 10:30:02
○A66.114.104.722015-08-01 → 2017-02-17 · 4 obs
● 2017-02-17 23:02:12
○ 2020-02-26 06:26:38
○ 2026-03-18 10:30:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | m.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net... | - |
| bt50.net | amy.ns.cloudflare.com, lee.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 172.64.32.101
NS records: amy.ns.cloudflare.com, lee.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bt50.net (unsigned zone)
⏱️ Timing
Total: 213ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.28.157, 172.67.170.233 |
| NS | 2 | amy.ns.cloudflare.com, lee.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | amy.ns.cloudflare.com dns.cloudflare.com |
Analysis
IP Addresses
bt50.net resolves to two IP numbers: 104.21.28.157 and 172.67.170.233.
Other host names, for instance 18227.cn, zhaofang8.cn, acelectron.gr, yulejixie.com and 526yx.com share IP numbers with bt50.net.
Name Servers
Two name servers amy.ns.cloudflare.com and lee.ns.cloudflare.com handle delegation for bt50.net.
bt50.net uses the same name server setup as other domains, for example webmaster4you.com, bikhabi.com, hardelli.com, openxdk.net and 4-speed.net.
bt50.net partially shares name servers with other domains; examples include cassiogava.com.br, limin.al, romkwan.com, tomaswennstrom.se and complexele60.com.
these name servers are commonly used with the name servers byron.ns.cloudflare.com.
Host names with six IP numbers: amy.ns.cloudflare.com points to: 2606:4700:50::adf5:3a65, 2803:f800:50::6ca2:c065, 2a06:98c1:50::ac40:2065, 108.162.192.101, 172.64.32.101 and 173.245.58.101; lee.ns.cloudflare.com points to: 2606:4700:58::adf5:3b81, 2803:f800:50::6ca2:c181, 2a06:98c1:50::ac40:2181, 108.162.193.129, 172.64.33.129 and 173.245.59.129.