osentec.de - robtex.com
osentec.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:9797🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::6815:307d🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.48.125Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.151.151🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | kurt.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bc1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1c1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21c1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 108.162.193.193🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 172.64.33.193🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| A | 173.245.59.193🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | kurt.ns.cloudflare.com | ||||||
| NS | sydney.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2666🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sydney.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c266🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sydney.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2266🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sydney.ns.cloudflare.com | ||||||
| A | 108.162.194.102🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sydney.ns.cloudflare.com | ||||||
| A | 162.159.38.102Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sydney.ns.cloudflare.com | ||||||
| A | 172.64.34.102🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sydney.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.48.125, 172.67.151.151 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:9797, 2606:4700:3033::6815:307d | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=249, name=cloudflare-ech.com | ||||||
| SOA | kurt.ns.cloudflare.comdns@cloudflare.com serial=2403646751 | ||||||
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=1778575888 | ||||||
rank #30528 in the tld
Same first word
osentec.de |
Similar names
DNS History
6 records (6 active, 0 former)
●NSkurt.ns.cloudflare.com2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 08:53:52
●NSsydney.ns.cloudflare.com2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 08:53:52
●A104.21.48.1252026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 08:53:52
●A172.67.151.1512026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 08:53:52
●A2606:4700:3032::ac43:97972026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 08:53:52
●A2606:4700:3033::6815:307d2026-05-01 → 2026-05-12 · 2 obs
● 2026-05-12 08:53:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| osentec.de | kurt.ns.cloudflare.com, sydney.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.102
NS records: kurt.ns.cloudflare.com, sydney.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for osentec.de (unsigned zone)
⏱️ Timing
Total: 1055ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.151.151, 104.21.48.125 |
| AAAA | 2 | 2606:4700:3032::ac43:9797, 2606:4700:3033::6815:307d |
| NS | 2 | kurt.ns.cloudflare.com, sydney.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | kurt.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
osentec.de resolves to four IP numbers: 2606:4700:3032::ac43:9797, 2606:4700:3033::6815:307d, 104.21.48.125 and 172.67.151.151.
other host names for instance tulepublishing.com, mpcnyc.org, performance-stack.net, www.quantummarina.com and jingtaoku.com share IP numbers with osentec.de.
Name Servers
osentec.de is delegated to two name servers: kurt.ns.cloudflare.com and sydney.ns.cloudflare.com.
osentec.de shares the same name server setup as other domains, for example nazareth.vic.edu.au, thelocalhotels.com, endirecttv.com, sinclair.pro and ts911h.com.
osentec.de at least partially shares name servers with other domains, for instance rosesandrings.com, chuangyafitness.com, bosgg.it.com, g100china.com and school15kaz.kz.
These name servers are commonly used with kipp.ns.cloudflare.com, miki.ns.cloudflare.com, cesar.ns.cloudflare.com and haley.ns.cloudflare.com.
Host names with six IP numbers:
kurt.ns.cloudflare.com points to: 2606:4700:58::adf5:3bc1, 2803:f800:50::6ca2:c1c1, 2a06:98c1:50::ac40:21c1, 108.162.193.193, 172.64.33.193 and 173.245.59.193; sydney.ns.cloudflare.com points to: 2606:4700:50::a29f:2666, 2803:f800:50::6ca2:c266, 2a06:98c1:50::ac40:2266, 108.162.194.102, 162.159.38.102 and 172.64.34.102.