featureflags.knowunity.de - dns.ninja
featureflags.knowunity.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:148b🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:c0f2🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.20.139Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.192.242🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.20.139, 172.67.192.242 | ||||||
| IPv6 hints | 2606:4700:3032::6815:148b, 2606:4700:3037::ac43:c0f2 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=143, name=cloudflare-ech.com | ||||||
knowunity.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:148b🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:c0f2🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.20.139Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.192.242🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | brett.ns.cloudflare.com ⭐ | ||||||
| NS | teagan.ns.cloudflare.com | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| MX | alt1.aspmx.l.google.com(5) | ||||||
| MX | alt2.aspmx.l.google.com(5) | ||||||
| MX | alt3.aspmx.l.google.com(10) | ||||||
| MX | alt4.aspmx.l.google.com(10) | ||||||
| MX | tbt2jdax7b6r5auadk43czg7ecs7mybho47pob6mhgrsznuwkckq.mx-verification.google.com(15) | ||||||
| TXT | MS=ms48857376 | ||||||
| TXT | anthropic-domain-verification-a85hmt=29FZPCjIt3ALNFcstbwoEwJyK | ||||||
| TXT | detectify-verification=5341efb73f3262ac1df80e25a5d37095 | ||||||
| TXT | facebook-domain-verification=s72iix2lwklxyfzei3bijr6axrj2qh | ||||||
| TXT | google-site-verification=8LLZ7udNzMlq8ly7-3Ls04T5hJ1-N2otM_lbIFY7Lzg | ||||||
| TXT | google-site-verification=_hNBnfJqcTjPURoMYiQg43vLF6AD1v5YC6ZXY186QXg | ||||||
| TXT | google-site-verification=m9zVV5g9mXJcvUmtPVKl0q2ryrvNpTCUnZGPbG_q4Es | ||||||
| TXT | pinterest-site-verification=d5cf64d66066324d70d7d90e3decf764 | ||||||
| TXT | v=spf1 mx include:_spf.google.com include:spf.protection.outlook.com -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.20.139, 172.67.192.242 | ||||||
| IPv6 hints | 2606:4700:3032::6815:148b, 2606:4700:3037::ac43:c0f2 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=143, name=cloudflare-ech.com | ||||||
| SOA | brett.ns.cloudflare.comdns@cloudflare.com serial=2407166460 | ||||||
rank #15939 in the tld
🔒 HSTS Preload (+subdomains)
📈 Tranco rank: #221,737
Same first word
DNS History
5 records (4 active, 1 former)
●A104.21.20.1392026-03-06 → 2026-07-01 · 2 obs
● 2026-03-06 01:00:28
● 2026-07-01 04:38:52
● 2026-07-01 04:38:52
●A172.67.192.2422026-03-06 → 2026-07-01 · 2 obs
● 2026-03-06 01:00:28
● 2026-07-01 04:38:52
● 2026-07-01 04:38:52
○A2606:4700:3031::6815:148b2026-03-06 → 2026-06-15 · 3 obs
● 2026-03-06 01:00:28
● 2026-06-15 10:11:14
○ 2026-07-01 04:38:52
● 2026-06-15 10:11:14
○ 2026-07-01 04:38:52
●A2606:4700:3032::6815:148b2026-07-01 → 2026-07-01 · 2 obs
○ 2026-06-15 10:11:14
● 2026-07-01 04:38:52
● 2026-07-01 04:38:52
●A2606:4700:3037::ac43:c0f22026-03-06 → 2026-07-01 · 2 obs
● 2026-03-06 01:00:28
● 2026-07-01 04:38:52
● 2026-07-01 04:38:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| knowunity.de | brett.ns.cloudflare.com, teagan.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.76
NS records: brett.ns.cloudflare.com, teagan.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for knowunity.de (unsigned zone)
⏱️ Timing
Total: 759ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.20.139, 172.67.192.242 |
| AAAA | 2 | 2606:4700:3032::6815:148b, 2606:4700:3037::ac43:c0f2 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
featureflags.knowunity.de directs to four IP numbers, which are 104.21.20.139, 172.67.192.242, 2606:4700:3032::6815:148b and 2606:4700:3037::ac43:c0f2.
Additional host names — cqtlhb.com, cranevaillant.fr, sturshumtechio.digital and two others — share IP numbers with featureflags.knowunity.de.