duscheck.at - robtex.com
duscheck.at
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=1778554802 | ||||||
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NSdns1.a1.net2015-08-03 → 2026-05-12 · 5 obs
● 2017-02-20 14:04:54
○ 2019-03-23 20:28:06
● 2026-02-26 04:49:20
● 2026-05-12 04:19:12
●NSdns2.a1.net2015-08-03 → 2026-05-12 · 5 obs
● 2017-02-20 14:04:54
○ 2019-03-23 20:28:06
● 2026-02-26 04:49:20
● 2026-05-12 04:19:12
●NSdns3.a1.net2015-08-03 → 2026-05-12 · 5 obs
● 2017-02-20 14:04:54
○ 2019-03-23 20:28:06
● 2026-02-26 04:49:20
● 2026-05-12 04:19:12
●MXduscheck-at.mail.protection.outlook.com2026-02-26 → 2026-05-12 · 3 obs
● 2026-02-26 04:49:20
● 2026-05-12 04:19:12
○MXmail.d2-duscheck.at2017-02-20 → 2017-02-20 · 4 obs
● 2017-02-20 14:04:54
○ 2019-03-23 20:28:06
○ 2026-05-12 04:19:12
○MXmail1.sprit.org2015-08-03 → 2017-02-20 · 4 obs
● 2017-02-20 14:04:54
○ 2019-03-23 20:28:06
○ 2026-05-12 04:19:12
○MXmail2.sprit.org2015-08-03 → 2017-02-20 · 4 obs
● 2017-02-20 14:04:54
○ 2019-03-23 20:28:06
○ 2026-05-12 04:19:12
●A193.81.82.1312026-02-26 → 2026-05-12 · 3 obs
● 2026-02-26 04:49:20
● 2026-05-12 04:19:12
○A81.223.238.2502015-08-03 → 2017-02-20 · 4 obs
● 2017-02-20 14:04:54
○ 2019-03-23 20:28:06
○ 2026-05-12 04:19:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | d.ns.at, j.ns.at, n.ns.at, r.ns.at... | - |
| duscheck.at | dns1.a1.net, dns2.a1.net, dns3.a1.net | - |
✅ Authoritative Response
Server:80.120.17.26
NS records: dns1.a1.net, dns2.a1.net, dns3.a1.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duscheck.at (unsigned zone)
⏱️ Timing
Total: 1088ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 193.81.82.131 |
| NS | 3 | dns1.a1.net, dns2.a1.net... |
| MX | 1 | duscheck-at.mail.protection.outlook.com |
| TXT | 2 | v=spf1 include:spf.protection.outlook.co, MS=ms28691546 |
| SOA | 1 | dns1.a1.net domainadmin.a1.net |
Analysis
IP Addresses
duscheck.at points to an IP address: 193.81.82.131.
other host names include tblainer.at, gh-bauer.at, orfandl.at, mail.solar-pv.at and piffl-reisen.at; they share IP numbers with duscheck.at.
Name Servers
duscheck.at is delegated to three name servers dns1.a1.net, dns2.a1.net and dns3.a1.net.
duscheck.at at least partially shares name servers with other domains, for instance mjet.at, woot.at, vig.at, buddy.at and denizbankag.de.
Host names with four IP numbers:
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 IP numbers:
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
duscheck.at is handled by a single mail server, duscheck-at.mail.protection.outlook.com.
Hostname duscheck-at.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::, 2a01:111:f403:ca04::b, 2a01:111:f403:ca04::e, 2a01:111:f403:ca09::6, 52.101.68.0, 52.101.68.36, 52.101.73.8 and 52.101.73.30.