oc-sys.de - dns.ninja

oc-sys.de

DNSSEC⚠️ Not signed
A2001:8d8:100f:f000::2e7🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910
PTR2001-08d8-100f-f000-0000-0000-0000-02e7.elastic-ssl.ui-r.com
A217.160.0.254🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSns1105.ui-dns.biz ⭐
A2607:f1c0:fe:53:185:132:33:105🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1105.ui-dns.biz
A185.132.33.105🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1105.ui-dns.biz
NSns1105.ui-dns.com
A2607:f1c0:fe:53:185:132:34:105🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1105.ui-dns.com
A185.132.34.105🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1105.ui-dns.com
NSns1105.ui-dns.de
A2607:f1c0:fe:53:185:132:32:105🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1105.ui-dns.de
A185.132.32.105🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1105.ui-dns.de
NSns1105.ui-dns.org
A2607:f1c0:fe:53:185:132:35:105🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns1105.ui-dns.org
A185.132.35.105🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns1105.ui-dns.org
MXmx00.ionos.de ⭐
A212.227.15.171🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
MXmx01.ionos.de ⭐
A212.227.15.188🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx01.kundenserver.de
TXTv=spf1 include:_spf-eu.ionos.com ~all
SOAns1105.ui-dns.bizhostmaster@1and1.com 2017-08-09 #5

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=1786428075

Same first word

oc-sys.com
oc-sys.de
oc-sys.eu

Similar names

ssy-co.jp
sys-co.de
sys-co.com
cosy-s.com
sys-co.se
cos-sy.com
sys-co.info
sys-co.jp
csy-os.com
co-sys.com
co-sys.co.nz

DNS History

14 records (8 active, 6 former)

20162017201820192020202120222023202420252026NSns1105.ui-dns.bizns1105.ui-dns.comns1105.ui-dns.dens1105.ui-dns.orgns65.1und1.dens66.1und1.deMXmx00.ionos.demx01.ionos.demx00.kundenserver.demx01.kundenserver.deA2001:8d8:100f:f000::2e7217.160.0.254217.160.231.14082.165.91.76
●NSns1105.ui-dns.biz2026-08-11 → 2026-08-11 · 3 obs
○ 2017-06-25 10:51:54
● 2026-08-11 06:16:04
● 2026-08-11 06:16:08
●NSns1105.ui-dns.com2026-08-11 → 2026-08-11 · 3 obs
○ 2017-06-25 10:51:54
● 2026-08-11 06:16:04
● 2026-08-11 06:16:08
●NSns1105.ui-dns.de2026-08-11 → 2026-08-11 · 3 obs
○ 2017-06-25 10:51:54
● 2026-08-11 06:16:04
● 2026-08-11 06:16:08
●NSns1105.ui-dns.org2026-08-11 → 2026-08-11 · 3 obs
○ 2017-06-25 10:51:54
● 2026-08-11 06:16:04
● 2026-08-11 06:16:08
○NSns65.1und1.de2015-08-06 → 2017-06-25 · 4 obs
● 2015-08-06 15:39:26
● 2017-06-25 10:51:54
○ 2026-08-11 06:16:04
○ 2026-08-11 06:16:08
○NSns66.1und1.de2015-08-06 → 2017-06-25 · 4 obs
● 2015-08-06 15:39:26
● 2017-06-25 10:51:54
○ 2026-08-11 06:16:04
○ 2026-08-11 06:16:08
●MXmx00.ionos.de2026-08-11 → 2026-08-11 · 3 obs
○ 2017-06-25 10:51:54
● 2026-08-11 06:16:04
● 2026-08-11 06:16:08
○MXmx00.kundenserver.de2015-08-06 → 2017-06-25 · 4 obs
● 2015-08-06 15:39:26
● 2017-06-25 10:51:54
○ 2026-08-11 06:16:04
○ 2026-08-11 06:16:08
●MXmx01.ionos.de2026-08-11 → 2026-08-11 · 3 obs
○ 2017-06-25 10:51:54
● 2026-08-11 06:16:04
● 2026-08-11 06:16:08
○MXmx01.kundenserver.de2015-08-06 → 2017-06-25 · 4 obs
● 2015-08-06 15:39:26
● 2017-06-25 10:51:54
○ 2026-08-11 06:16:04
○ 2026-08-11 06:16:08
●A2001:8d8:100f:f000::2e72026-08-11 → 2026-08-11 · 3 obs
○ 2017-06-25 10:51:54
● 2026-08-11 06:16:04
● 2026-08-11 06:16:08
●A217.160.0.2542026-08-11 → 2026-08-11 · 3 obs
○ 2017-06-25 10:51:54
● 2026-08-11 06:16:04
● 2026-08-11 06:16:08
○A217.160.231.1402016-12-04 → 2017-06-25 · 5 obs
○ 2016-04-10 22:38:46
● 2016-12-04 00:18:20
● 2017-06-25 10:51:54
○ 2026-08-11 06:16:04
○ 2026-08-11 06:16:08
○A82.165.91.762015-08-06 → 2016-04-10 · 4 obs
● 2015-08-06 15:39:26
● 2016-04-10 22:38:46
○ 2016-12-04 00:18:20
○ 2026-08-11 06:16:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
def.nic.de, a.nic.de, z.nic.de-
oc-sys.dens1105.ui-dns.de, ns1105.ui-dns.com, ns1105.ui-dns.biz, ns1105.ui-dns.org-

✅ Authoritative Response

Server:185.132.35.105

NS records: ns1105.ui-dns.de, ns1105.ui-dns.com, ns1105.ui-dns.biz, ns1105.ui-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 692ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.254
AAAA12001:8d8:100f:f000::2e7
NS4ns1105.ui-dns.biz, ns1105.ui-dns.com...
MX2mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)
TXT1v=spf1 include:_spf-eu.ionos.com ~all
SOA1ns1105.ui-dns.biz hostmaster.1and1.com

Analysis

IP Addresses

oc-sys.de resolves to the IP addresses 217.160.0.254 and 2001:8d8:100f:f000::2e7

Two other host names, along with attention-print.de, elrincondepitagoras.es and fun-and-beauty.de, also share IP numbers with oc-sys.de.

Name Servers

The NS records for oc-sys.de point to four name servers: ns1105.ui-dns.biz, ns1105.ui-dns.com, ns1105.ui-dns.de and ns1105.ui-dns.org.

oc-sys.de has at least partial name server overlap with other domains, such as virfran.com, henner-mattheus.de, arenyth.com and two others.

ns1116.ui-dns.org, ns1021.ui-dns.biz and ns1033.ui-dns.com — plus 4 other name servers — are commonly paired with these name servers.

ns1105.ui-dns.biz, ns1105.ui-dns.com, ns1105.ui-dns.de and ns1105.ui-dns.org all point to exactly two IP numbers each: ns1105.ui-dns.biz → 185.132.33.105 and 2607:f1c0:fe:53:185:132:33:105; ns1105.ui-dns.com → 185.132.34.105 and 2607:f1c0:fe:53:185:132:34:105; ns1105.ui-dns.de → 185.132.32.105 and 2607:f1c0:fe:53:185:132:32:105; ns1105.ui-dns.org → 185.132.35.105 and 2607:f1c0:fe:53:185:132:35:105.

Mail Servers

oc-sys.de is served by two mail servers, mx00.ionos.de and mx01.ionos.de.

Among the domains sharing a mail server setup with oc-sys.de are vergent.biz, liesdie.info, hackel.info and two others.

The mail servers of oc-sys.de are at least partially shared with other domains, including gulrak.de.

mx00.ionos.de directs to 212.227.15.171 and mx01.ionos.de directs to 212.227.15.188; each host name points to exactly one IP number.