bts-engineering.de - dns.ninja
bts-engineering.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:c84f🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:3491🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.52.145Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.200.79🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | fred.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b71🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | fred.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c171🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | fred.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2171🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | fred.ns.cloudflare.com | ||||||
| A | 108.162.193.113🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | fred.ns.cloudflare.com | ||||||
| A | 172.64.33.113🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | fred.ns.cloudflare.com | ||||||
| A | 173.245.59.113🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | fred.ns.cloudflare.com | ||||||
| NS | sofia.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3adf🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sofia.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0df🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sofia.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20df🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sofia.ns.cloudflare.com | ||||||
| A | 108.162.192.223🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sofia.ns.cloudflare.com | ||||||
| A | 172.64.32.223🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sofia.ns.cloudflare.com | ||||||
| A | 173.245.58.223🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sofia.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.52.145, 172.67.200.79 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:c84f, 2606:4700:3034::6815:3491 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=228, name=cloudflare-ech.com | ||||||
| SOA | fred.ns.cloudflare.comdns@cloudflare.com serial=2410175813 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1785507152 | ||||||
Same first word
bts-engineering.de |
Similar names
DNS History
6 records (6 active, 0 former)
●NSfred.ns.cloudflare.com2026-06-23 → 2026-07-31 · 2 obs
● 2026-07-31 14:31:34
●NSsofia.ns.cloudflare.com2026-06-23 → 2026-07-31 · 2 obs
● 2026-07-31 14:31:34
●A104.21.52.1452026-06-23 → 2026-07-31 · 2 obs
● 2026-07-31 14:31:34
●A172.67.200.792026-06-23 → 2026-07-31 · 2 obs
● 2026-07-31 14:31:34
●A2606:4700:3032::ac43:c84f2026-06-23 → 2026-07-31 · 2 obs
● 2026-07-31 14:31:34
●A2606:4700:3034::6815:34912026-06-23 → 2026-07-31 · 2 obs
● 2026-07-31 14:31:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | z.nic.de, a.nic.de, f.nic.de | - |
| bts-engineering.de | fred.ns.cloudflare.com, sofia.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.223
NS records: fred.ns.cloudflare.com, sofia.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bts-engineering.de (unsigned zone)
⏱️ Timing
Total: 801ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.200.79, 104.21.52.145 |
| AAAA | 2 | 2606:4700:3032::ac43:c84f, 2606:4700:3034::6815:3491 |
| NS | 2 | fred.ns.cloudflare.com, sofia.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | fred.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
bts-engineering.de points to the four IP addresses 104.21.52.145, 172.67.200.79, 2606:4700:3032::ac43:c84f and 2606:4700:3034::6815:3491.
Additional host names — mem.gdbet333mys.com, mindgnite.com, controller.mobi and two others — share IP numbers with bts-engineering.de.
Name Servers
The NS records for bts-engineering.de delegate to fred.ns.cloudflare.com and sofia.ns.cloudflare.com.
bts-engineering.de shares its name server setup with other domains, including fresh(0x706f726e)clips.mobi, aprons.com.au, maztec.com and two others.
There is at least partial name server overlap between bts-engineering.de and other domains — kbj.cz, qdsf.net, ipsp.com and two more among them.
These name servers are routinely deployed together with the name servers fatima.ns.cloudflare.com.
Host names with 6 IP numbers:
fred.ns.cloudflare.com maps to 108.162.193.113, 172.64.33.113, 173.245.59.113 and 3 additional IP addresses.
sofia.ns.cloudflare.com maps to 108.162.192.223, 172.64.32.223, 173.245.58.223 and 3 additional IP addresses.