check.at - robtex.com
check.at
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.175.13.54🇨🇦 AS3044766.175.0.0/18 | ||||||
| PTR | freeip66.175.13.54.com | ||||||
| NS | dns1.a1.net ⭐ | ||||||
| A | 2001:850:3030:31:80:120:17:26 | ||||||
| A | 80.120.17.26 | ||||||
| NS | dns2.a1.net | ||||||
| A | 2001:67c:1bc::105RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast | ||||||
| A | 2001:850:3010:101:213:33:99:79 | ||||||
| A | 192.174.68.105RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net | ||||||
| A | 213.33.99.79 | ||||||
| NS | dns3.a1.net | ||||||
| A | 2001:67c:10b8::105RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net | ||||||
| A | 176.97.158.105RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| MX | mx1.a1.net ⭐ | ||||||
| A | 213.33.87.13 | ||||||
| TXT | v=spf1 include:bspf.a1.net ~all | ||||||
| SOA | dns1.a1.netdomainadmin@a1.net 2024-10-09 #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=1780610402 | ||||||
Subdomains
www.check.at |
DNS History
9 records (5 active, 4 former)
●NSdns1.a1.net2026-03-24 → 2026-06-04 · 3 obs
○ 2017-08-08 16:13:34
● 2026-03-24 01:15:32
● 2026-06-04 22:21:32
● 2026-03-24 01:15:32
● 2026-06-04 22:21:32
○NSdns1.telekom.at2015-08-17 → 2017-08-08 · 4 obs
● 2015-08-17 12:24:56
● 2017-08-08 16:13:34
○ 2026-03-24 01:15:32
○ 2026-06-04 22:21:32
● 2017-08-08 16:13:34
○ 2026-03-24 01:15:32
○ 2026-06-04 22:21:32
●NSdns2.a1.net2026-03-24 → 2026-06-04 · 3 obs
○ 2017-08-08 16:13:34
● 2026-03-24 01:15:32
● 2026-06-04 22:21:32
● 2026-03-24 01:15:32
● 2026-06-04 22:21:32
○NSdns2.telekom.at2015-08-17 → 2017-08-08 · 4 obs
● 2015-08-17 12:24:56
● 2017-08-08 16:13:34
○ 2026-03-24 01:15:32
○ 2026-06-04 22:21:32
● 2017-08-08 16:13:34
○ 2026-03-24 01:15:32
○ 2026-06-04 22:21:32
●NSdns3.a1.net2026-03-24 → 2026-06-04 · 3 obs
○ 2017-08-08 16:13:34
● 2026-03-24 01:15:32
● 2026-06-04 22:21:32
● 2026-03-24 01:15:32
● 2026-06-04 22:21:32
○NSdns3.telekom.at2015-08-17 → 2017-08-08 · 4 obs
● 2015-08-17 12:24:56
● 2017-08-08 16:13:34
○ 2026-03-24 01:15:32
○ 2026-06-04 22:21:32
● 2017-08-08 16:13:34
○ 2026-03-24 01:15:32
○ 2026-06-04 22:21:32
●MXmx1.a1.net2026-03-24 → 2026-06-04 · 3 obs
○ 2017-08-08 16:13:34
● 2026-03-24 01:15:32
● 2026-06-04 22:21:32
● 2026-03-24 01:15:32
● 2026-06-04 22:21:32
○MXmx1.bon.at2015-08-17 → 2017-08-08 · 4 obs
● 2015-08-17 12:24:56
● 2017-08-08 16:13:34
○ 2026-03-24 01:15:32
○ 2026-06-04 22:21:32
● 2017-08-08 16:13:34
○ 2026-03-24 01:15:32
○ 2026-06-04 22:21:32
●A66.175.13.542015-08-17 → 2026-06-04 · 2 obs
● 2015-08-17 12:24:56
● 2026-06-04 22:21:32
● 2026-06-04 22:21:32
🔍 DNS Trace
Analysis
Hierarchy
www.check.at is delegated beneath check.at.
IP Addresses
check.at resolves to one IP address: 66.175.13.54.
Name Servers
check.at carries NS records delegating to dns1.a1.net, dns2.a1.net and dns3.a1.net.
Hostnames that resolve to 4 IP addresses:
dns2.a1.net resolves to four IP addresses — 192.174.68.105, 213.33.99.79, 2001:67c:1bc::105 and 2001:850:3010:101:213:33:99:79.
Hostnames that resolve to two IP addresses:
dns1.a1.net resolves to two addresses: 80.120.17.26 and 2001:850:3030:31:80:120:17:26.
dns3.a1.net resolves to two addresses: 176.97.158.105 and 2001:67c:10b8::105.
Mail Servers
Mail for check.at is handled by a single mail server, mx1.a1.net.
mx1.a1.net carries a single IP number, which is 213.33.87.13.