com.at - dns.ninja

com.at

DNSSEC⚠️ Not signed
A2a00:63c1:e:154::2🇦🇹 IPAX-AS2a00:63c0::/29 IPAX-AT-2A00-63C0 IPAX Internet Services
PTRk007688vsa.ipax.at
A37.252.189.154🇦🇹 IPAX-AS37.252.184.0/21 IPAX Internet Services
NSns4ext.univie.ac.at
A2001:62a:4:321::53:4🇦🇹 ACOnet2001:628::/29 , Provider Local Registry Block for IPv6
PTRns4.univie.ac.at
A131.130.249.82🇦🇹 UniVie131.130.0.0/16 UNIVIE
NSns3ext.univie.ac.at
A2001:62a:4:322::53:3🇦🇹 ACOnet2001:628::/29 , Provider Local Registry Block for IPv6
PTRns3.univie.ac.at
A77.80.62.2🇦🇹 UniVie77.80.0.0/17 UNIVIE-II
TXTdomain gesperrt
SOAns4ext.univie.ac.atdomain-admin@univie.ac.at 2026-06-16 #0

at

DNSSEC🔒 Signed (DS record present)
NSdns.nic.at
NSd.ns.at
NSj.ns.at
NSn.ns.at
NSns1.univie.ac.at
NSns2.univie.ac.at
NSr.ns.at
NSu.ns.at
SOAdns.nic.atdomain-admin@univie.ac.at serial=1784617202
WOT: UNKNOWN (62/100)

Subdomains

Same first word

Similar names

DNS History

9 records (4 active, 5 former)

201020122014201620182020202220242026NSns3ext.univie.ac.atns4ext.univie.ac.atA2a00:63c1:e:154::237.252.189.1542001:858:2:1:218:51ff:fe5e:502c2001:858:2:1:cce0:3cff:fe07:768586.59.23.15086.59.23.15186.59.23.44
NSns3ext.univie.ac.at2015-08-09 → 2026-07-21 · 3 obs
○ 2009-01-27 20:45:56
● 2015-08-09 15:03:16
● 2026-07-21 07:44:44
NSns4ext.univie.ac.at2015-08-09 → 2026-07-21 · 3 obs
○ 2009-01-27 20:45:56
● 2015-08-09 15:03:16
● 2026-07-21 07:44:44
A2001:858:2:1:218:51ff:fe5e:502c2018-10-29 → 2020-11-25 · 5 obs
○ 2018-03-09 04:20:32
● 2018-10-29 01:23:06
● 2020-11-25 20:27:16
○ 2020-12-29 18:33:14
○ 2026-07-21 07:44:44
A2001:858:2:1:cce0:3cff:fe07:76852020-12-29 → 2026-06-14 · 5 obs
○ 2020-11-25 20:27:16
● 2020-12-29 18:33:14
● 2026-06-14 04:57:04
○ 2026-06-16 16:30:20
○ 2026-07-21 07:44:44
A2a00:63c1:e:154::22026-06-16 → 2026-07-21 · 3 obs
○ 2026-06-14 04:57:04
● 2026-06-16 16:30:20
● 2026-07-21 07:44:44
A37.252.189.1542026-06-16 → 2026-07-21 · 3 obs
○ 2026-06-14 04:57:04
● 2026-06-16 16:30:20
● 2026-07-21 07:44:44
A86.59.23.1502015-08-09 → 2018-03-09 · 5 obs
○ 2009-01-27 20:45:56
● 2015-08-09 15:03:16
● 2018-03-09 04:20:32
○ 2018-10-29 01:23:06
○ 2026-07-21 07:44:44
A86.59.23.1512018-10-29 → 2020-11-25 · 5 obs
○ 2018-03-09 04:20:32
● 2018-10-29 01:23:06
● 2020-11-25 20:27:16
○ 2020-12-29 18:33:14
○ 2026-07-21 07:44:44
A86.59.23.442020-12-29 → 2026-06-14 · 5 obs
○ 2020-11-25 20:27:16
● 2020-12-29 18:33:14
● 2026-06-14 04:57:04
○ 2026-06-16 16:30:20
○ 2026-07-21 07:44:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
atu.ns.at, ns2.univie.ac.at, n.ns.at, d.ns.at...-
com.atns3ext.univie.ac.at, ns4ext.univie.ac.at-

✅ Authoritative Response

Server:77.80.62.2

NS records: ns3ext.univie.ac.at, ns4ext.univie.ac.at

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for com.at (unsigned zone)

⏱️ Timing

Total: 1129ms | Queries: -

📄 Records

TypeCountSample Data
A137.252.189.154
AAAA12a00:63c1:e:154::2
NS2ns3ext.univie.ac.at, ns4ext.univie.ac.at
TXT1domain gesperrt
SOA1ns4ext.univie.ac.at domain-admin.univie.

Analysis

Hierarchy

The domain www.com.at falls under the parent com.at.

IP Addresses

com.at has two IP addresses: 37.252.189.154 and 2a00:63c1:e:154::2

Additional host names — www.ispa.at, ispa.at, org.at and two others — share IP numbers with com.at.

Name Servers

Two name servers handle the delegation for com.at: ns3ext.univie.ac.at and ns4ext.univie.ac.at.

com.at shares its name server setup with other domains, including 120.170.193.in-addr.arpa, phaidra.org, sprachenzentrum.at and two others.

At least some of com.at's name servers are shared with other domains, for example 1.104.78.in-addr.arpa, 112.171.193.in-addr.arpa, linz1.aco.net and two more.

These name servers tend to co-occur with ns3.univie.ac.at, ns4.univie.ac.at, ns7.univie.ac.at and 3 other name servers in the same DNS delegations.

ns3ext.univie.ac.at and ns4ext.univie.ac.at both carry two IP addresses. The A records for ns3ext.univie.ac.at are 77.80.62.2 and 2001:62a:4:322::53:3; the A records for ns4ext.univie.ac.at are 131.130.249.82 and 2001:62a:4:321::53:4.