bertelmanstiftung.de - robtex.com
bertelmanstiftung.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:5ee🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:9ac3🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.5.238Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.154.195🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | rosalyn.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:263b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rosalyn.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c23b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | rosalyn.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:223b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | rosalyn.ns.cloudflare.com | ||||||
| A | 108.162.194.59🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rosalyn.ns.cloudflare.com | ||||||
| A | 162.159.38.59Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rosalyn.ns.cloudflare.com | ||||||
| A | 172.64.34.59🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rosalyn.ns.cloudflare.com | ||||||
| NS | thaddeus.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c7f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thaddeus.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c37f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | thaddeus.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:237f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | thaddeus.ns.cloudflare.com | ||||||
| A | 108.162.195.127🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thaddeus.ns.cloudflare.com | ||||||
| A | 162.159.44.127Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thaddeus.ns.cloudflare.com | ||||||
| A | 172.64.35.127🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thaddeus.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.5.238, 172.67.154.195 | ||||||
| IPv6 hints | 2606:4700:3034::6815:5ee, 2606:4700:3036::ac43:9ac3 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=83, name=cloudflare-ech.com | ||||||
| SOA | rosalyn.ns.cloudflare.comdns@cloudflare.com serial=2410548065 | ||||||
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=1786478748 | ||||||
Same first word
bertelmanstiftung.de |
DNS History
8 records (6 active, 2 former)
●NSrosalyn.ns.cloudflare.com2026-02-26 → 2026-08-11 · 2 obs
● 2026-08-11 20:28:00
●NSthaddeus.ns.cloudflare.com2026-02-26 → 2026-08-11 · 2 obs
● 2026-08-11 20:28:00
●A104.21.5.2382026-02-26 → 2026-08-11 · 2 obs
● 2026-08-11 20:28:00
●A172.67.154.1952026-02-26 → 2026-08-11 · 2 obs
● 2026-08-11 20:28:00
○A2606:4700:3030::ac43:9ac32026-02-26 → 2026-02-26 · 3 obs
○ 2026-07-17 22:26:18
○ 2026-08-11 20:28:00
●A2606:4700:3034::6815:5ee2026-07-17 → 2026-08-11 · 3 obs
● 2026-07-17 22:26:18
● 2026-08-11 20:28:00
○A2606:4700:3036::6815:5ee2026-02-26 → 2026-02-26 · 3 obs
○ 2026-07-17 22:26:18
○ 2026-08-11 20:28:00
●A2606:4700:3036::ac43:9ac32026-07-17 → 2026-08-11 · 3 obs
● 2026-07-17 22:26:18
● 2026-08-11 20:28:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | a.nic.de, f.nic.de, z.nic.de | - |
| bertelmanstiftung.de | rosalyn.ns.cloudflare.com, thaddeus.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.35.127
NS records: rosalyn.ns.cloudflare.com, thaddeus.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bertelmanstiftung.de (unsigned zone)
⏱️ Timing
Total: 644ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.5.238, 172.67.154.195 |
| AAAA | 2 | 2606:4700:3036::ac43:9ac3, 2606:4700:3034::6815:5ee |
| NS | 2 | rosalyn.ns.cloudflare.com, thaddeus.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | rosalyn.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
bertelmanstiftung.de directs to four IP numbers, which are 104.21.5.238, 172.67.154.195, 2606:4700:3034::6815:5ee and 2606:4700:3036::ac43:9ac3.
deutscher-ritter-platz.de, ooren.cn, www.dempos.com plus two other host names have IP numbers in common with bertelmanstiftung.de.
Name Servers
bertelmanstiftung.de uses two name servers for its delegation: rosalyn.ns.cloudflare.com and thaddeus.ns.cloudflare.com.
The name server configuration of bertelmanstiftung.de is shared with other domains, for instance 20bplay.com, gov4ve.com, ivi-blive.com and two others.
At least some of bertelmanstiftung.de's name servers are shared with other domains, for example digitalclockanalog.com, zkchome.com, zqyfve.xyz and two more.
These name servers tend to be deployed in combination with the name servers crystal.ns.cloudflare.com and mack.ns.cloudflare.com.
Hosts with 6 IP addresses each:
Hostname rosalyn.ns.cloudflare.com directs to 108.162.194.59, 162.159.38.59 and 172.64.34.59 along with 3 other IP addresses.
Hostname thaddeus.ns.cloudflare.com directs to 108.162.195.127, 162.159.44.127 and 172.64.35.127 along with 3 other IP addresses.