kra2b3.at - robtex.com
kra2b3.at
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3036::6815:569🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:8553🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.5.105Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.133.83🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | leonard.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c36🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c336🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2336🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 108.162.195.54🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 162.159.44.54Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 172.64.35.54🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| NS | ulla.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ae9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ulla.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0e9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ulla.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20e9🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ulla.ns.cloudflare.com | ||||||
| A | 108.162.192.233🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ulla.ns.cloudflare.com | ||||||
| A | 172.64.32.233🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ulla.ns.cloudflare.com | ||||||
| A | 173.245.58.233🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ulla.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.5.105, 172.67.133.83 | ||||||
| IPv6 hints | 2606:4700:3036::6815:569, 2606:4700:3037::ac43:8553 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=244, name=cloudflare-ech.com | ||||||
| SOA | leonard.ns.cloudflare.comdns@cloudflare.com serial=2402617191 | ||||||
at
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns.nic.at ⭐ | ||||||
| NS | d.ns.at | ||||||
| NS | j.ns.at | ||||||
| NS | n.ns.at | ||||||
| NS | ns1.univie.ac.at | ||||||
| NS | ns2.univie.ac.at | ||||||
| NS | r.ns.at | ||||||
| NS | u.ns.at | ||||||
| SOA | dns.nic.atdomain-admin@univie.ac.at serial=1778475602 | ||||||
Same first word
kra2b3.at |
Similar names
DNS History
6 records (6 active, 0 former)
●NSleonard.ns.cloudflare.com2026-05-05 → 2026-05-11 · 2 obs
● 2026-05-11 06:07:24
●NSulla.ns.cloudflare.com2026-05-05 → 2026-05-11 · 2 obs
● 2026-05-11 06:07:24
●A104.21.5.1052026-05-05 → 2026-05-11 · 2 obs
● 2026-05-11 06:07:24
●A172.67.133.832026-05-05 → 2026-05-11 · 2 obs
● 2026-05-11 06:07:24
●A2606:4700:3036::6815:5692026-05-05 → 2026-05-11 · 2 obs
● 2026-05-11 06:07:24
●A2606:4700:3037::ac43:85532026-05-05 → 2026-05-11 · 2 obs
● 2026-05-11 06:07:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | u.ns.at, n.ns.at, ns2.univie.ac.at, d.ns.at... | - |
| kra2b3.at | ulla.ns.cloudflare.com, leonard.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.233
NS records: ulla.ns.cloudflare.com, leonard.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kra2b3.at (unsigned zone)
⏱️ Timing
Total: 1043ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.133.83, 104.21.5.105 |
| AAAA | 2 | 2606:4700:3036::6815:569, 2606:4700:3037::ac43:8553 |
| NS | 2 | leonard.ns.cloudflare.com, ulla.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | leonard.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
kra2b3.at resolves to four IPs: 2606:4700:3036::6815:569, 2606:4700:3037::ac43:8553, 104.21.5.105 and 172.67.133.83.
Other host names such as kracc1.at, literacybase.com, esuntad.info, donwalker.com.au and 690s2wvv0.xyz share IP numbers with kra2b3.at.
Name Servers
kra2b3.at is delegated to two name servers: leonard.ns.cloudflare.com and ulla.ns.cloudflare.com.
kra2b3.at uses the same name server setup as other domains, including kraab3.at, kreab5.at, hargeysaonline.net, krzb3.at and rab3.at.
At least part of the name servers for kra2b3.at are shared with other domains, for instance peakslots.us, amifatornot.com, linestone.net, utmpc.com and forumsitesi.com.tr.
These name servers are commonly used alongside the name servers clay.ns.cloudflare.com.
Host names with six IP numbers:
leonard.ns.cloudflare.com points to: 2606:4700:58::a29f:2c36, 2803:f800:50::6ca2:c336, 2a06:98c1:50::ac40:2336, 108.162.195.54, 162.159.44.54 and 172.64.35.54.
ulla.ns.cloudflare.com points to: 2606:4700:50::adf5:3ae9, 2803:f800:50::6ca2:c0e9, 2a06:98c1:50::ac40:20e9, 108.162.192.233, 172.64.32.233 and 173.245.58.233.