bt-kos.com - robtex.com
bt-kos.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:903a🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:1c2c🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.28.44Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.144.58🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | bruce.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b4d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bruce.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c14d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | bruce.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:214d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | bruce.ns.cloudflare.com | ||||||
| A | 108.162.193.77🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bruce.ns.cloudflare.com | ||||||
| A | 172.64.33.77🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bruce.ns.cloudflare.com | ||||||
| A | 173.245.59.77🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | bruce.ns.cloudflare.com | ||||||
| NS | hera.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3aa2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hera.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0a2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | hera.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20a2🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | hera.ns.cloudflare.com | ||||||
| A | 108.162.192.162🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hera.ns.cloudflare.com | ||||||
| A | 172.64.32.162🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hera.ns.cloudflare.com | ||||||
| A | 173.245.58.162🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hera.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.28.44, 172.67.144.58 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:903a, 2606:4700:3037::6815:1c2c | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=238, name=cloudflare-ech.com | ||||||
| SOA | bruce.ns.cloudflare.comdns@cloudflare.com serial=2399085753 | ||||||
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=1776010682 | ||||||
Same first word
bt-kos.com |
Similar names
DNS History
6 records (6 active, 0 former)
●NSbruce.ns.cloudflare.com2026-02-18 → 2026-04-12 · 2 obs
● 2026-04-12 16:23:30
●NShera.ns.cloudflare.com2026-02-18 → 2026-04-12 · 2 obs
● 2026-04-12 16:23:30
●A104.21.28.442026-02-18 → 2026-04-12 · 2 obs
● 2026-04-12 16:23:30
●A172.67.144.582026-02-18 → 2026-04-12 · 2 obs
● 2026-04-12 16:23:30
●A2606:4700:3030::ac43:903a2026-02-18 → 2026-04-12 · 2 obs
● 2026-04-12 16:23:30
●A2606:4700:3037::6815:1c2c2026-02-18 → 2026-04-12 · 2 obs
● 2026-04-12 16:23:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| bt-kos.com | hera.ns.cloudflare.com, bruce.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.192.162
NS records: hera.ns.cloudflare.com, bruce.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bt-kos.com (unsigned zone)
⏱️ Timing
Total: 119ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.144.58, 104.21.28.44 |
| AAAA | 2 | 2606:4700:3030::ac43:903a, 2606:4700:3037::6815:1c2c |
| NS | 2 | bruce.ns.cloudflare.com, hera.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | bruce.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (hera.ns.cloudflare.com, hera.ns.cloudflare.com, hera.ns.cloudflare.com...)
Analysis
IP Addresses
bt-kos.com points to four IP numbers: 2606:4700:3030::ac43:903a, 2606:4700:3037::6815:1c2c, 104.21.28.44 and 172.67.144.58.
For instance, other host names www.bprsbds.co.id, lamelesca.com.ar, 93.bb11.cc, bdcuv.xyz and upeizhi.com share IP numbers with bt-kos.com.
Name Servers
bt-kos.com is delegated to two name servers: bruce.ns.cloudflare.com and hera.ns.cloudflare.com.
bt-kos.com uses the same name server setup as other domains such as krt-medical.de, cogetim.com, edigits.net, ecmandryshe.org and sistemasgsl.com.
bt-kos.com shares name servers with other domains at least partially, for example birlasunlifefinancialgroup.info, mladen.net, ghaasfoundation.org, daibau.ch and dapptoolsynchronization.pages.dev.
These name servers are often used together with the name servers kai.ns.cloudflare.com, isabel.ns.cloudflare.com, bart.ns.cloudflare.com, nancy.ns.cloudflare.com and chance.ns.cloudflare.com.
Host names with six IP numbers: host name bruce.ns.cloudflare.com points to: 2606:4700:58::adf5:3b4d, 2803:f800:50::6ca2:c14d, 2a06:98c1:50::ac40:214d, 108.162.193.77, 172.64.33.77 and 173.245.59.77; host name hera.ns.cloudflare.com points to: 2606:4700:50::adf5:3aa2, 2803:f800:50::6ca2:c0a2, 2a06:98c1:50::ac40:20a2, 108.162.192.162, 172.64.32.162 and 173.245.58.162.