o3-tech.com - dns.ninja

o3-tech.com

DNSSEC⚠️ Not signed
A2001:8d8:100f:f000::200🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910
PTR2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
A217.160.0.215🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSshades14.rzone.de ⭐
A2607:f1c0:fe:53:185:132:34:141🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRshades14.rzone.de
A185.132.34.141🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRshades14.rzone.de
NSdocks06.rzone.de
A2001:8d8:fe:53:5747:2a74:d:6🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRdocks06.rzone.de
A217.160.80.133🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRdocks06.rzone.de
MXsmtpin.rzone.de ⭐
A2a01:238:20a:202:50f0::1097🇩🇪 STRATO2a01:238:20a::/48 Strato AG
PTRsmtpin.rzone.de
A81.169.145.97🇩🇪 STRATO81.169.144.0/22 AG
PTRsmtpin.rzone.de
SOAshades14.rzone.dehostmaster@strato-rz.de 2025-11-04 #30

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1785925754

Same first word

o3-tech.com

DNS History

5 records (5 active, 0 former)

NSdocks06.rzone.deshades14.rzone.deMXsmtpin.rzone.deA2001:8d8:100f:f000::200217.160.0.215
●NSdocks06.rzone.de2026-02-26 → 2026-08-05 · 2 obs
● 2026-02-26 02:57:30
● 2026-08-05 10:59:22
●NSshades14.rzone.de2026-02-26 → 2026-08-05 · 2 obs
● 2026-02-26 02:57:30
● 2026-08-05 10:59:22
●MXsmtpin.rzone.de2026-02-26 → 2026-08-05 · 2 obs
● 2026-02-26 02:57:30
● 2026-08-05 10:59:22
●A2001:8d8:100f:f000::2002026-02-26 → 2026-08-05 · 2 obs
● 2026-02-26 02:57:30
● 2026-08-05 10:59:22
●A217.160.0.2152026-02-26 → 2026-08-05 · 2 obs
● 2026-02-26 02:57:30
● 2026-08-05 10:59:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net...-
o3-tech.comdocks06.rzone.de, shades14.rzone.de-

✅ Authoritative Response

Server:185.132.34.141

NS records: docks06.rzone.de, shades14.rzone.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for o3-tech.com (unsigned zone)

⏱️ Timing

Total: 385ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.215
AAAA12001:8d8:100f:f000::200
NS2docks06.rzone.de, shades14.rzone.de
MX1smtpin.rzone.de (pri: 5)
SOA1shades14.rzone.de hostmaster.strato-rz.d

Analysis

IP Addresses

o3-tech.com directs to two IP numbers, 217.160.0.215 and 2001:8d8:100f:f000::200

Two other host names, along with personalberatungdeutschland.de, stb-nies.de and annerose-thoms.de, also share IP numbers with o3-tech.com.

Name Servers

o3-tech.com uses two name servers for its delegation: docks06.rzone.de and shades14.rzone.de.

o3-tech.com shares its NS records with other domains, for example grafikdesign-stuttgart.net, schweisser-berlin.de, jmhair.nl and two others.

o3-tech.com partially shares its NS delegation with several other domains, including megamovies.de, sprizzl.de, plip.net and two others.

In DNS configurations, these name servers often share authority with shades07.rzone.de, docks18.rzone.de, docks19.rzone.de and 7 other name servers.

The two host names docks06.rzone.de and shades14.rzone.de each have a pair of IP addresses: docks06.rzone.de has 217.160.80.133 and 2001:8d8:fe:53:5747:2a74:d:6, and shades14.rzone.de has 185.132.34.141 and 2607:f1c0:fe:53:185:132:34:141.

Mail Servers

The sole mail server for o3-tech.com is smtpin.rzone.de.

Among the domains sharing a mail server setup with o3-tech.com are schuckmineral.de, comeniusschule.info, ok-lu.de and two others.

The host smtpin.rzone.de resolves to 81.169.145.97 and 2a01:238:20a:202:50f0::1097 — two IP addresses.