ist-cool.at - robtex.com
ist-cool.at
| DNSSEC | ⚠️ Not signed | ||||||
| A | 144.91.116.49🇩🇪 CONTABO144.91.116.0/23 | ||||||
| PTR | vmi325424.contaboserver.net | ||||||
| NS | dns1.a1.net ⭐ | ||||||
| A | 2001:850:3030:31:80:120:17:26🇦🇹 A1TELEKOM-AT2001:850::/29 A1 Telekom Austria AG | ||||||
| PTR | dns1.a1.net | ||||||
| A | 80.120.17.26🇦🇹 A1TELEKOM-AT80.120.0.0/14 HIGHWAY194 | ||||||
| PTR | dns1.a1.net | ||||||
| NS | dns2.a1.net | ||||||
| A | 2001:67c:1bc::105🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast | ||||||
| PTR | dns2.a1.net | ||||||
| A | 2001:850:3010:101:213:33:99:79🇦🇹 A1TELEKOM-AT2001:850::/29 A1 Telekom Austria AG | ||||||
| PTR | dns2.a1.net | ||||||
| A | 192.174.68.105🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net | ||||||
| PTR | dns2.a1.net | ||||||
| A | 213.33.99.79🇦🇹 A1TELEKOM-AT213.33.0.0/17 A1 Telekom Austria AG | ||||||
| PTR | dns2.a1.net | ||||||
| NS | dns3.a1.net | ||||||
| A | 2001:67c:10b8::105🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net | ||||||
| PTR | dns3.a1.net | ||||||
| A | 176.97.158.105🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| PTR | dns3.a1.net | ||||||
| MX | mx1.a1.net ⭐ | ||||||
| A | 213.33.87.13🇦🇹 A1TELEKOM-AT213.33.0.0/17 A1 Telekom Austria AG | ||||||
| PTR | mx1.bon.at | ||||||
| TXT | v=spf1 include:bspf.a1.net ~all | ||||||
| SOA | dns1.a1.netdomainadmin@a1.net 2024-10-10 #0 | ||||||
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=1778569202 | ||||||
Same first word
ist-cool.at |
Similar names
DNS History
10 records (5 active, 5 former)
●NSdns1.a1.net2026-04-29 → 2026-05-12 · 3 obs
● 2026-04-29 09:02:42
● 2026-05-12 07:47:12
○NSdns1.telekom.at2015-06-06 → 2017-03-26 · 4 obs
● 2017-03-26 17:48:52
○ 2026-04-29 09:02:42
○ 2026-05-12 07:47:12
●NSdns2.a1.net2026-04-29 → 2026-05-12 · 3 obs
● 2026-04-29 09:02:42
● 2026-05-12 07:47:12
○NSdns2.telekom.at2015-06-06 → 2017-03-26 · 4 obs
● 2017-03-26 17:48:52
○ 2026-04-29 09:02:42
○ 2026-05-12 07:47:12
●NSdns3.a1.net2026-04-29 → 2026-05-12 · 3 obs
● 2026-04-29 09:02:42
● 2026-05-12 07:47:12
○NSdns3.telekom.at2015-06-06 → 2017-03-26 · 4 obs
● 2017-03-26 17:48:52
○ 2026-04-29 09:02:42
○ 2026-05-12 07:47:12
●MXmx1.a1.net2026-04-29 → 2026-05-12 · 3 obs
● 2026-04-29 09:02:42
● 2026-05-12 07:47:12
○MXmx1.bon.at2015-06-06 → 2017-03-26 · 4 obs
● 2017-03-26 17:48:52
○ 2026-04-29 09:02:42
○ 2026-05-12 07:47:12
●A144.91.116.492026-04-29 → 2026-05-12 · 3 obs
● 2026-04-29 09:02:42
● 2026-05-12 07:47:12
○A178.77.69.272015-06-06 → 2017-03-26 · 4 obs
● 2017-03-26 17:48:52
○ 2026-04-29 09:02:42
○ 2026-05-12 07:47:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | d.ns.at, j.ns.at, n.ns.at, r.ns.at... | - |
| ist-cool.at | dns1.a1.net, dns2.a1.net, dns3.a1.net | - |
✅ Authoritative Response
Server:176.97.158.105
NS records: dns1.a1.net, dns2.a1.net, dns3.a1.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ist-cool.at (unsigned zone)
⏱️ Timing
Total: 1092ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 144.91.116.49 |
| NS | 3 | dns1.a1.net, dns3.a1.net... |
| MX | 1 | mx1.a1.net (pri: 10) |
| TXT | 1 | v=spf1 include:bspf.a1.net ~all |
| SOA | 1 | dns1.a1.net domainadmin.a1.net |
Analysis
IP Addresses
ist-cool.at resolves to one IP number: 144.91.116.49.
Name Servers
ist-cool.at is delegated to three name servers: dns1.a1.net, dns2.a1.net and dns3.a1.net.
ist-cool.at at least partially shares name servers with other domains, including scheipner.at, frank-druck.at, internorm.com.pl, genehmigungsdatenbank.at and dorf.at.
Host names with four IPs:
dns2.a1.net points to 2001:67c:1bc::105, 2001:850:3010:101:213:33:99:79, 192.174.68.105 and 213.33.99.79.
Host names with two IPs:
dns1.a1.net points to 2001:850:3030:31:80:120:17:26 and 80.120.17.26.
dns3.a1.net points to 2001:67c:10b8::105 and 176.97.158.105.
Mail Servers
A single mail server handles ist-cool.at, mx1.a1.net.
ist-cool.at shares the same mail server setup as other domains, for instance stockreiter.co.at, astro4men.com, illescrossmedia.com, farnik.at and dopgas-erdgas.at.
ist-cool.at shares at least some mail servers with other domains, for example bw-b.at, vidya.at, salem.at, haslhofer-gmbh.at and reiseplattform.net.
Host name mx1.a1.net resolves to a single IP: 213.33.87.13.