optipool.at - robtex.com
optipool.at
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.28.228.152🇩🇪 SCALEUP81.28.224.0/21 Route object for 81.28.224.0/21 | ||||||
| NS | ns1.jerschabek-gmbh.de ⭐ | ||||||
| A | 81.28.224.2🇩🇪 SCALEUP81.28.224.0/21 Route object for 81.28.224.0/21 | ||||||
| PTR | ns1.variomedia.de | ||||||
| NS | ns2.jerschabek-gmbh.de | ||||||
| A | 81.28.236.2🇩🇪 SCALEUP81.28.236.0/23 | ||||||
| PTR | ns2.variomedia.de | ||||||
| MX | mail.jerschabek-gmbh.de ⭐ | ||||||
| A | 81.28.224.26🇩🇪 SCALEUP81.28.224.0/21 Route object for 81.28.224.0/21 | ||||||
| PTR | mx1.mail.vrmd.de | ||||||
| A | 81.28.224.27🇩🇪 SCALEUP81.28.224.0/21 Route object for 81.28.224.0/21 | ||||||
| PTR | mx2.mail.vrmd.de | ||||||
| TXT | v=spf1 include:spf.jerschabek-gmbh.de ?all | ||||||
| TXT | google-site-verification=39hBtKVyXNPzwDUao1o0P9EoyU0LJ1VS4HuxeLfCFBg | ||||||
| SOA | ns1.jerschabek-gmbh.desupport@variomedia.de 2024-05-25 #19 | ||||||
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=1776236402 | ||||||
Same first word
DNS History
10 records (4 active, 6 former)
●NSns1.jerschabek-gmbh.de2026-03-01 → 2026-04-15 · 3 obs
● 2026-03-01 21:42:54
● 2026-04-15 07:51:50
○NSns1.sprit.org2015-05-25 → 2020-02-15 · 4 obs
● 2020-02-15 14:17:28
○ 2026-03-01 21:42:54
○ 2026-04-15 07:51:50
●NSns2.jerschabek-gmbh.de2026-03-01 → 2026-04-15 · 3 obs
● 2026-03-01 21:42:54
● 2026-04-15 07:51:50
○NSns2.sprit.org2015-05-25 → 2020-02-15 · 4 obs
● 2020-02-15 14:17:28
○ 2026-03-01 21:42:54
○ 2026-04-15 07:51:50
●MXmail.jerschabek-gmbh.de2026-03-01 → 2026-04-15 · 3 obs
● 2026-03-01 21:42:54
● 2026-04-15 07:51:50
○MXmail1.sprit.org2015-05-25 → 2020-02-15 · 4 obs
● 2020-02-15 14:17:28
○ 2026-03-01 21:42:54
○ 2026-04-15 07:51:50
○MXmail2.sprit.org2015-05-25 → 2016-01-24 · 4 obs
● 2016-01-24 14:41:00
○ 2016-05-01 14:35:54
○ 2026-04-15 07:51:50
○A81.223.238.2432015-05-25 → 2016-01-24 · 4 obs
● 2016-01-24 14:41:00
○ 2016-05-01 14:35:54
○ 2026-04-15 07:51:50
○A81.223.238.2502016-05-01 → 2020-02-15 · 5 obs
● 2016-05-01 14:35:54
● 2020-02-15 14:17:28
○ 2026-03-01 21:42:54
○ 2026-04-15 07:51:50
●A81.28.228.1522026-03-01 → 2026-04-15 · 3 obs
● 2026-03-01 21:42:54
● 2026-04-15 07:51:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| at | u.ns.at, r.ns.at, n.ns.at, ns1.univie.ac.at... | - |
| optipool.at | ns2.jerschabek-gmbh.de, ns1.jerschabek-gmbh.de | - |
✅ Authoritative Response
Server:81.28.224.2
NS records: ns2.jerschabek-gmbh.de, ns1.jerschabek-gmbh.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optipool.at (unsigned zone)
⏱️ Timing
Total: 837ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.28.228.152 |
| NS | 2 | ns2.jerschabek-gmbh.de, ns1.jerschabek-gmbh.de |
| MX | 1 | mail.jerschabek-gmbh.de (pri: 10) |
| TXT | 2 | v=spf1 include:spf.jerschabek-gmbh.de ?a, google-site-verification=39hBtKVyXNPzwDU |
| SOA | 1 | ns1.jerschabek-gmbh.de support.variomedi |
Analysis
IP Addresses
optipool.at points to IP number: 81.28.228.152.
Other host names such as perureisen.tv, attenberger-gmbh.de, green-offizin.de, twr-latino-tours.de and guetegemeinschaft-pflege.de share IPs with optipool.at.
Name Servers
optipool.at is delegated to two name servers: ns1.jerschabek-gmbh.de and ns2.jerschabek-gmbh.de.
optipool.at shares the same name server setup as kilger-gmbh.de, sapv-passau.de, madesha.de, perureisen.tv and innside.eu.
optipool.at shares name servers with other domains at least partially, for instance attenberger-gmbh.de and attenberger-gmbh.eu.
These name servers are commonly used with ns1.variomedia.de and ns2.variomedia.de.
Host names with a single IP:
ns1.jerschabek-gmbh.de points to 81.28.224.2.
ns2.jerschabek-gmbh.de points to 81.28.236.2.
Mail Servers
optipool.at is handled by a single mail server, mail.jerschabek-gmbh.de.
The mail server setup for optipool.at matches that of other domains, for instance perureisen.tv, attenberger-gmbh.eu, innside.eu, buerovariation.de and twr-latino-tours.de.
optipool.at shares some mail servers with other domains, at least in part, for instance conventu.de.
these mail servers are commonly used together with conventu-de.mail.protection.outlook.com.
mail.jerschabek-gmbh.de points to two IPs: 81.28.224.26 and 81.28.224.27.