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}
			PTR	`ns1.first-ns.de`
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}
			PTR	`robotns2.second-ns.de`
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}
			PTR	`robotns3.second-ns.com`
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.de`dns@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.info`hostmaster@donuts.email serial=1786607988

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

spyspa.com

sysapp.io

paysps.com

sysapp.eu

sysapp.nl

sysapp.net

spayps.com

passyp.gr

pypass.com

psspay.com

pypass.readthedocs.io

spspay.com

sysapp.com

appyss.com

sysapp.org

sappys.com

ysapps.com

papsys.com

sysapp.ru

spaspy.com

syapps.com

appssy.com

yappss.com

sysapp.de

syspap.com

psyspa.com

ypspas.com

DNS History

9 records (6 active, 3 former)

●NSns1.first-ns.de2015-06-01 → 2026-08-13 · 2 obs

● 2015-06-01 05:05:52
● 2026-08-13 08:22:14

●NSrobotns2.second-ns.de2015-06-01 → 2026-08-13 · 2 obs

● 2015-06-01 05:05:52
● 2026-08-13 08:22:14

●NSrobotns3.second-ns.com2015-06-01 → 2026-08-13 · 2 obs

● 2015-06-01 05:05:52
● 2026-08-13 08:22:14

○MXmail.appsys.org2015-06-01 → 2017-04-01 · 4 obs

● 2015-06-01 05:05:52
● 2017-04-01 18:22:50
○ 2020-03-19 11:01:52
○ 2026-08-13 08:22:14

●MXmail.saco.info2020-03-19 → 2026-08-13 · 3 obs

○ 2017-04-01 18:22:50
● 2020-03-19 11:01:52
● 2026-08-13 08:22:14

○MXpost.appsys.org2015-06-01 → 2017-04-01 · 4 obs

● 2015-06-01 05:05:52
● 2017-04-01 18:22:50
○ 2020-03-19 11:01:52
○ 2026-08-13 08:22:14

●MXpost.saco.info2020-03-19 → 2026-08-13 · 3 obs

○ 2017-04-01 18:22:50
● 2020-03-19 11:01:52
● 2026-08-13 08:22:14

○A188.40.109.1962015-06-01 → 2017-04-01 · 4 obs

● 2015-06-01 05:05:52
● 2017-04-01 18:22:50
○ 2020-03-19 11:01:52
○ 2026-08-13 08:22:14

●A81.169.218.2322020-03-19 → 2026-08-13 · 3 obs

○ 2017-04-01 18:22:50
● 2020-03-19 11:01:52
● 2026-08-13 08:22:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.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: 2562ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.169.218.232`
NS	3	`robotns2.second-ns.de, robotns3.second-ns.com...`
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.