kra57.at - robtex.com
kra57.at
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:9846🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:c73🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.12.115Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.152.70🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | donald.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b9e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | donald.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c19e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | donald.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:219e🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | donald.ns.cloudflare.com | ||||||
| A | 108.162.193.158🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | donald.ns.cloudflare.com | ||||||
| A | 172.64.33.158🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | donald.ns.cloudflare.com | ||||||
| A | 173.245.59.158🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | donald.ns.cloudflare.com | ||||||
| NS | susan.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26c7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | susan.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2c7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | susan.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22c7🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | susan.ns.cloudflare.com | ||||||
| A | 108.162.194.199🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | susan.ns.cloudflare.com | ||||||
| A | 162.159.38.199Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | susan.ns.cloudflare.com | ||||||
| A | 172.64.34.199🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | susan.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.12.115, 172.67.152.70 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:9846, 2606:4700:3037::6815:c73 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=47, name=cloudflare-ech.com | ||||||
| SOA | donald.ns.cloudflare.comdns@cloudflare.com serial=2398937256 | ||||||
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=1775368802 | ||||||
Same first word
DNS History
6 records (6 active, 0 former)
●NSdonald.ns.cloudflare.com2026-03-26 → 2026-04-05 · 2 obs
● 2026-04-05 06:40:36
●NSsusan.ns.cloudflare.com2026-03-26 → 2026-04-05 · 2 obs
● 2026-04-05 06:40:36
●A104.21.12.1152026-03-26 → 2026-04-05 · 2 obs
● 2026-04-05 06:40:36
●A172.67.152.702026-03-26 → 2026-04-05 · 2 obs
● 2026-04-05 06:40:36
●A2606:4700:3031::ac43:98462026-03-26 → 2026-04-05 · 2 obs
● 2026-04-05 06:40:36
●A2606:4700:3037::6815:c732026-03-26 → 2026-04-05 · 2 obs
● 2026-04-05 06:40:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | d.ns.at, j.ns.at, n.ns.at, r.ns.at... | 14 records |
| kra57.at | susan.ns.cloudflare.com, donald.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.199
NS records: susan.ns.cloudflare.com, donald.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kra57.at (unsigned zone)
⏱️ Timing
Total: 2740ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.152.70, 104.21.12.115 |
| AAAA | 2 | 2606:4700:3037::6815:c73, 2606:4700:3031::ac43:9846 |
| NS | 2 | donald.ns.cloudflare.com, susan.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | donald.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 14
In-bailiwick: 14 (d.ns.at, j.ns.at, n.ns.at...)
Analysis
IP Addresses
kra57.at points to four IP numbers: 2606:4700:3031::ac43:9846, 2606:4700:3037::6815:c73, 104.21.12.115 and 172.67.152.70.
Other host names including 7731005.com, datainsighthub.com, platformlumen360.digital, bluefoxcasino.betboo.cfd and datafuse.net share IP numbers with kra57.at.
Name Servers
kra57.at's delegation uses two name servers, donald.ns.cloudflare.com and susan.ns.cloudflare.com.
kra57.at shares the same name server setup as other domains, for example kra74.at, dboconsulting.com, wellhealthfoods.com, tlph.com.la and kra67.at.
kra57.at at least partially shares name servers with other domains, including tppck.com, fedet.dk, aszlkj.com, gridglobalenterprise.buzz and pgc.com.my.
these name servers are commonly used with magnolia.ns.cloudflare.com, noel.ns.cloudflare.com, damon.ns.cloudflare.com, tate.ns.cloudflare.com and denver.ns.cloudflare.com.
Host names with six IP numbers:
donald.ns.cloudflare.com points to: 2606:4700:58::adf5:3b9e, 2803:f800:50::6ca2:c19e, 2a06:98c1:50::ac40:219e, 108.162.193.158, 172.64.33.158 and 173.245.59.158.
susan.ns.cloudflare.com points to: 2606:4700:50::a29f:26c7, 2803:f800:50::6ca2:c2c7, 2a06:98c1:50::ac40:22c7, 108.162.194.199, 162.159.38.199 and 172.64.34.199.