core.at - robtex.com
core.at
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2a02:1b8:10:13c::f🇦🇹 NESSUS2a02:1b8::/32 AT-NESSUS-20080319 | ||||||
| A | 212.232.27.3🇦🇹 NESSUS212.232.24.0/21 Nessus GmbH | ||||||
| NS | ns2.core.at ⭐ | ||||||
| A | 2a02:1b8:10:13c::6🇦🇹 NESSUS2a02:1b8::/32 AT-NESSUS-20080319 | ||||||
| PTR | ns2.core.at | ||||||
| A | 146.255.59.66🇦🇹 NESSUS146.255.56.0/21 Nessus GmbH | ||||||
| PTR | ns2.core.at | ||||||
| NS | ns.core.at | ||||||
| A | 2a02:1b8:10:13c::5🇦🇹 NESSUS2a02:1b8::/32 AT-NESSUS-20080319 | ||||||
| PTR | ns.core.at | ||||||
| A | 212.232.27.6🇦🇹 NESSUS212.232.24.0/21 Nessus GmbH | ||||||
| PTR | ns.core.at | ||||||
| MX | mail.core.at ⭐ | ||||||
| A | 212.232.27.10🇦🇹 NESSUS212.232.24.0/21 Nessus GmbH | ||||||
| PTR | mail.core.at | ||||||
| MX | mx2.core.at(10) | ||||||
| A | 212.232.27.9🇦🇹 NESSUS212.232.24.0/21 Nessus GmbH | ||||||
| PTR | mx2.core.at | ||||||
| TXT | v=spf1 a mx ip4:146.255.59.64/28 ip4:84.242.14.192/26 ip4:212.232.27.0/28 ip4... | ||||||
| TXT | google-site-verification=6fV68ZJ9KXD2w2EellmNNv2VnSiLmvc_FyhFcdgeyQY | ||||||
| SOA | ns.core.atguardian@core.at 2026-08-08 #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=1786204802 | ||||||
Subdomains
ns2.core.at |
ns7.core.at |
z.core.at |
ns.core.at |
ucs2.core.at |
ucs1.core.at |
ucs.core.at |
mx2.core.at |
apollo.core.at |
www2.core.at |
www.core.at |
cgdev.core.at |
mail.core.at |
ns1.core.at |
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
●NSns.core.at2015-08-18 → 2026-08-08 · 2 obs
● 2026-08-08 16:57:56
○NSns1.anw.at2015-08-18 → 2021-03-25 · 4 obs
● 2021-03-25 03:01:00
○ 2026-02-16 00:27:24
○ 2026-08-08 16:57:56
○NSns1.core.at2015-08-18 → 2016-01-17 · 4 obs
● 2016-01-17 05:22:34
○ 2016-06-20 04:52:20
○ 2026-08-08 16:57:56
○NSns2.anw.at2015-08-18 → 2021-03-25 · 4 obs
● 2021-03-25 03:01:00
○ 2026-02-16 00:27:24
○ 2026-08-08 16:57:56
●NSns2.core.at2016-06-20 → 2026-08-08 · 3 obs
● 2016-06-20 04:52:20
● 2026-08-08 16:57:56
●MXmail.core.at2015-08-18 → 2026-08-08 · 2 obs
● 2026-08-08 16:57:56
●MXmx2.core.at2026-02-16 → 2026-08-08 · 3 obs
● 2026-02-16 00:27:24
● 2026-08-08 16:57:56
●A212.232.27.32026-02-16 → 2026-08-08 · 3 obs
● 2026-02-16 00:27:24
● 2026-08-08 16:57:56
●A2a02:1b8:10:13c::f2026-02-16 → 2026-08-08 · 3 obs
● 2026-02-16 00:27:24
● 2026-08-08 16:57:56
○A93.92.161.2132020-07-30 → 2021-03-25 · 4 obs
● 2021-03-25 03:01:00
○ 2026-02-16 00:27:24
○ 2026-08-08 16:57:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | d.ns.at, j.ns.at, n.ns.at, r.ns.at... | - |
| core.at | ns2.core.at, ns.core.at | 4 records |
✅ Authoritative Response
Server:212.232.27.6
NS records: ns2.core.at, ns.core.at
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 719ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 212.232.27.3 |
| AAAA | 1 | 2a02:1b8:10:13c::f |
| NS | 2 | ns.core.at, ns2.core.at |
| MX | 2 | mail.core.at (pri: 5), mx2.core.at (pri: 10) |
| TXT | 2 | v=spf1 a mx ip4:146.255.59.64/28 ip4:84., google-site-verification=6fV68ZJ9KXD2w2E |
| SOA | 1 | ns.core.at guardian.core.at |
📌 Glue Records Collected
Total: 4
In-bailiwick: 4 (ns.core.at, ns2.core.at, ns.core.at...)
Analysis
Hierarchy
The host names ns2.core.at, ns7.core.at, z.core.at, ns.core.at and ucs2.core.at — among a few others — fall under the parent domain core.at.
IP Addresses
core.at has two IP addresses: 212.232.27.3 and 2a02:1b8:10:13c::f
Other host names, among them ip212232027003.rev.nessus.at and www.core.at, have IP numbers in common with core.at.
Name Servers
Two name servers handle the delegation for core.at: ns2.core.at and ns.core.at.
core.at shares its NS records with other domains, for example thatguysjacket.com, djhandtriks.com, sodaland.com and two others.
At least some of core.at's name servers are shared with other domains, for example wiener-yogaschule.com, weingut-harrer.at, kinomana.at and two more.
It is common for these name servers to be used in conjunction with the name servers ns1.core.at, ns1.anw.at and ns2.anw.at.
ns2.core.at and ns.core.at both carry two IP addresses. The A records for ns2.core.at are 146.255.59.66 and 2a02:1b8:10:13c::6; the A records for ns.core.at are 212.232.27.6 and 2a02:1b8:10:13c::5.
Mail Servers
core.at is served by two mail servers, mail.core.at and mx2.core.at.
Among the domains sharing a mail server setup with core.at are diekleinebotin.at, immoagency.at, preissner.at and two others.
There is at least a partial MX overlap between core.at and other domains, including mastersounds.net, veloxity.cloud, wiener-yogaschule.at and two others.
Each of mail.core.at and mx2.core.at has one IP address: mail.core.at uses 212.232.27.10 and mx2.core.at uses 212.232.27.9.