cry-sys.de - robtex.com

cry-sys.de

DNSSEC⚠️ Not signed
A2a01:4f8:c2c:5efe::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRmail.cry-sys.de
A157.90.228.253🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC
NShydrogen.ns.hetzner.com ⭐
A2a01:4f8:0:1::add:1098🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRhydrogen.ns.hetzner.com
A213.133.100.98🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRhydrogen.ns.hetzner.com
NSns1.first-ns.de
A2a01:4f8:0:a101::a:1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRns1.first-ns.de
A213.239.242.238🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2
PTRns1.first-ns.de
NSrobotns2.second-ns.de
A2a01:4f8:0:1::5ddc:2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRrobotns2.second-ns.de
A213.133.100.103🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1
PTRrobotns2.second-ns.de
NSrobotns3.second-ns.com
A2001:67c:192c::add:a3🇩🇪 NORIS-NETWORK2001:67c:192c::/48
PTRrobotns3.second-ns.com
A193.47.99.3🇩🇪 NORIS-NETWORK193.47.99.0/24
PTRrobotns3.second-ns.com
MXmail.cry-sys.de ⭐
A2a01:4f8:c2c:5efe::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK
PTRmail.cry-sys.de
A157.90.228.253🇩🇪 Hetzner157.90.0.0/16 HETZNER-DC
PTRmail.cry-sys.de
TXTv=spf1 mx a -all
SOAhydrogen.ns.hetzner.comdns@hetzner.com 2026-03-21 #0

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1774836835

Subdomains

mail.cry-sys.de

DNS History

18 records (7 active, 11 former)

20162017201820192020202120222023202420252026NShydrogen.ns.hetzner.comns1.first-ns.derobotns2.second-ns.derobotns3.second-ns.comns.namespace4you.dens.stratoserver.netns2.namespace4you.dens2.stratoserver.netns3.stratoserver.netns4.stratoserver.netMXmail.cry-sys.decry-sys.demxlb.ispgateway.deA157.90.228.2532a01:4f8:c2c:5efe::1185.21.102.1632a00:1158:0:300:5b2f::185.214.125.252
●NShydrogen.ns.hetzner.com2026-03-30 → 2026-03-30 · 3 obs
○ 2017-03-31 13:21:32
● 2026-03-30 02:25:10
● 2026-03-30 02:25:12
○NSns.namespace4you.de2015-08-23 → 2016-04-05 · 4 obs
● 2015-08-23 14:07:14
● 2016-04-05 18:45:02
○ 2016-09-11 02:54:02
○ 2026-03-30 02:25:12
○NSns.stratoserver.net2016-09-11 → 2016-09-11 · 4 obs
○ 2016-04-05 18:45:02
● 2016-09-11 02:54:02
○ 2017-03-31 13:21:32
○ 2026-03-30 02:25:12
●NSns1.first-ns.de2026-03-30 → 2026-03-30 · 3 obs
○ 2017-03-31 13:21:32
● 2026-03-30 02:25:10
● 2026-03-30 02:25:12
○NSns2.namespace4you.de2015-08-23 → 2016-04-05 · 4 obs
● 2015-08-23 14:07:14
● 2016-04-05 18:45:02
○ 2016-09-11 02:54:02
○ 2026-03-30 02:25:12
○NSns2.stratoserver.net2016-09-11 → 2016-09-11 · 4 obs
○ 2016-04-05 18:45:02
● 2016-09-11 02:54:02
○ 2017-03-31 13:21:32
○ 2026-03-30 02:25:12
○NSns3.stratoserver.net2017-03-31 → 2017-03-31 · 4 obs
○ 2016-09-11 02:54:02
● 2017-03-31 13:21:32
○ 2026-03-30 02:25:10
○ 2026-03-30 02:25:12
○NSns4.stratoserver.net2017-03-31 → 2017-03-31 · 4 obs
○ 2016-09-11 02:54:02
● 2017-03-31 13:21:32
○ 2026-03-30 02:25:10
○ 2026-03-30 02:25:12
●NSrobotns2.second-ns.de2026-03-30 → 2026-03-30 · 3 obs
○ 2017-03-31 13:21:32
● 2026-03-30 02:25:10
● 2026-03-30 02:25:12
●NSrobotns3.second-ns.com2026-03-30 → 2026-03-30 · 3 obs
○ 2017-03-31 13:21:32
● 2026-03-30 02:25:10
● 2026-03-30 02:25:12
○MXcry-sys.de2016-09-11 → 2017-03-31 · 5 obs
○ 2016-04-05 18:45:02
● 2016-09-11 02:54:02
● 2017-03-31 13:21:32
○ 2026-03-30 02:25:10
○ 2026-03-30 02:25:12
●MXmail.cry-sys.de2026-03-30 → 2026-03-30 · 3 obs
○ 2017-03-31 13:21:32
● 2026-03-30 02:25:10
● 2026-03-30 02:25:12
○MXmxlb.ispgateway.de2015-08-23 → 2016-04-05 · 4 obs
● 2015-08-23 14:07:14
● 2016-04-05 18:45:02
○ 2016-09-11 02:54:02
○ 2026-03-30 02:25:12
●A157.90.228.2532026-03-30 → 2026-03-30 · 3 obs
○ 2017-03-31 13:21:32
● 2026-03-30 02:25:10
● 2026-03-30 02:25:12
○A185.21.102.1632015-08-23 → 2016-04-05 · 4 obs
● 2015-08-23 14:07:14
● 2016-04-05 18:45:02
○ 2016-09-11 02:54:02
○ 2026-03-30 02:25:12
○A2a00:1158:0:300:5b2f::12015-08-23 → 2016-04-05 · 4 obs
● 2015-08-23 14:07:14
● 2016-04-05 18:45:02
○ 2016-09-11 02:54:02
○ 2026-03-30 02:25:12
●A2a01:4f8:c2c:5efe::12026-03-30 → 2026-03-30 · 3 obs
○ 2017-03-31 13:21:32
● 2026-03-30 02:25:10
● 2026-03-30 02:25:12
○A85.214.125.2522016-09-11 → 2017-03-31 · 5 obs
○ 2016-04-05 18:45:02
● 2016-09-11 02:54:02
● 2017-03-31 13:21:32
○ 2026-03-30 02:25:10
○ 2026-03-30 02:25:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-
cry-sys.dens1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com-

✅ Authoritative Response

Server:193.47.99.3

NS records: ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cry-sys.de (unsigned zone)

⏱️ Timing

Total: 1049ms | Queries: -

📄 Records

TypeCountSample Data
A1157.90.228.253
AAAA12a01:4f8:c2c:5efe::1
NS3ns1.first-ns.de, robotns2.second-ns.de...
MX1mail.cry-sys.de (pri: 10)
TXT1v=spf1 mx a -all
SOA1hydrogen.ns.hetzner.com dns.hetzner.com

Analysis

Hierarchy

The parent of mail.cry-sys.de is cry-sys.de.

IP Addresses

Two IP numbers are pointed to by cry-sys.de: 2a01:4f8:c2c:5efe::1 and 157.90.228.253.

Other host names, for instance mail.cry-sys.de, share IP numbers with cry-sys.de.

Name Servers

cry-sys.de delegates to four name servers: robotns3.second-ns.com, ns1.first-ns.de, robotns2.second-ns.de and hydrogen.ns.hetzner.com.

cry-sys.de at least partially shares name servers with other domains, for instance xn--die-fleckenbhler-uzb.com, toothpop.de, spreendigital.net, foto-trends.de and caimmo.at.

These name servers are commonly used with oxygen.ns.hetzner.com and helium.ns.hetzner.de.

Host names with two IP numbers: robotns3.second-ns.com points to 2001:67c:192c::add:a3 and 193.47.99.3; ns1.first-ns.de points to 2a01:4f8:0:a101::a:1 and 213.239.242.238; robotns2.second-ns.de points to 2a01:4f8:0:1::5ddc:2 and 213.133.100.103; hydrogen.ns.hetzner.com points to 2a01:4f8:0:1::add:1098 and 213.133.100.98.

Mail Servers

cry-sys.de is handled by a single mail server, mail.cry-sys.de.

The mail server setup for cry-sys.de is the same as for other domains, such as foxly.de.

mail.cry-sys.de resolves to two IPs: 2a01:4f8:c2c:5efe::1 and 157.90.228.253.