appsys.org - dns.ninja
appsys.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.169.218.232🇩🇪 STRATO81.169.128.0/17 AG | ||||||
| PTR | web01.sacoserver.de | ||||||
| NS | ns1.first-ns.de ⭐ | ||||||
| A | 2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.first-ns.de | ||||||
| A | 213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| NS | robotns2.second-ns.de | ||||||
| A | 2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | robotns2.second-ns.de | ||||||
| A | 213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| NS | robotns3.second-ns.com | ||||||
| A | 2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48 | ||||||
| PTR | robotns3.second-ns.com | ||||||
| A | 193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24 | ||||||
| MX | mail.saco.info ⭐ | ||||||
| A | 91.25.134.218🇩🇪 DTAG91.0.0.0/10 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | mail.saco.info | ||||||
| MX | post.saco.info(20) | ||||||
| A | 91.25.134.219🇩🇪 DTAG91.0.0.0/10 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | mail.saco.info | ||||||
| SOA | ns1.first-ns.dedns@hetzner.com 2026-01-19 #0 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1782651612 | ||||||
Same first word
appsys.net |
appsys.pl |
appsys.eu |
appsys.ru |
appsys.org |
appsys.by |
appsys.at |
appsys.be |
appsys.us |
appsys.dev |
appsys.com.mx |
appsys.ch |
appsys.se |
appsys.info |
appsys.de |
appsys.io |
appsys.com.pk |
appsys.nl |
appsys.co.in |
appsys.sbs |
Similar names
DNS History
9 records (6 active, 3 former)
●NSns1.first-ns.de2015-06-01 → 2026-06-28 · 2 obs
● 2026-06-28 13:12:00
●NSrobotns2.second-ns.de2015-06-01 → 2026-06-28 · 2 obs
● 2026-06-28 13:12:00
●NSrobotns3.second-ns.com2015-06-01 → 2026-06-28 · 2 obs
● 2026-06-28 13:12:00
○MXmail.appsys.org2015-06-01 → 2017-04-01 · 4 obs
● 2017-04-01 18:22:50
○ 2020-03-19 11:01:52
○ 2026-06-28 13:12:00
●MXmail.saco.info2020-03-19 → 2026-06-28 · 3 obs
● 2020-03-19 11:01:52
● 2026-06-28 13:12:00
○MXpost.appsys.org2015-06-01 → 2017-04-01 · 4 obs
● 2017-04-01 18:22:50
○ 2020-03-19 11:01:52
○ 2026-06-28 13:12:00
●MXpost.saco.info2020-03-19 → 2026-06-28 · 3 obs
● 2020-03-19 11:01:52
● 2026-06-28 13:12:00
○A188.40.109.1962015-06-01 → 2017-04-01 · 4 obs
● 2017-04-01 18:22:50
○ 2020-03-19 11:01:52
○ 2026-06-28 13:12:00
●A81.169.218.2322020-03-19 → 2026-06-28 · 3 obs
● 2020-03-19 11:01:52
● 2026-06-28 13:12:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| appsys.org | ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com | - |
✅ Authoritative Response
Server:213.239.242.238
NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for appsys.org (unsigned zone)
⏱️ Timing
Total: 893ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.218.232 |
| NS | 3 | ns1.first-ns.de, robotns2.second-ns.de... |
| MX | 2 | post.saco.info (pri: 20), mail.saco.info (pri: 10) |
| SOA | 1 | ns1.first-ns.de dns.hetzner.com |
Analysis
IP Addresses
appsys.org has exactly one IP address — 81.169.218.232.
appone.eu, sacoweb.com, sacoserver.de plus two other host names have IP numbers in common with appsys.org.
Name Servers
appsys.org is served by three name servers: robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de.
At least some of appsys.org's name servers are shared with other domains, for example sam4you.de, hennessys-pub.com, ta-verband.de and two more.
The hostnames robotns3.second-ns.com, ns1.first-ns.de and robotns2.second-ns.de each direct to two IP addresses — robotns3.second-ns.com to 193.47.99.3 and 2001:67c:192c::add:a3, ns1.first-ns.de to 213.239.242.238 and 2a01:4f8:0:a101::a:1, and robotns2.second-ns.de to 213.133.100.103 and 2a01:4f8:0:1::5ddc:2.
Mail Servers
appsys.org uses two mail servers, mail.saco.info and post.saco.info.
The mail server setup of appsys.org matches that of other domains such as app-one.de, saco.at, appsys.at and two others.
appsys.org overlaps on mail servers with certain other domains, saco.info among them.
Each of mail.saco.info and post.saco.info has one IP address: mail.saco.info uses 91.25.134.218 and post.saco.info uses 91.25.134.219.