optimus-prep.com - robtex.com
optimus-prep.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.13.139.242🇩🇪 NMM-AS85.13.139.0/24 Neue Medien Muennich | ||||||
| PTR | dd51204.kasserver.com | ||||||
| NS | ns5.kasserver.com ⭐ | ||||||
| A | 85.13.128.3🇩🇪 NMM-AS85.13.128.0/24 Neue Medien Muennich | ||||||
| PTR | ns5.kasserver.com | ||||||
| NS | ns6.kasserver.com | ||||||
| A | 85.13.159.101🇩🇪 NMM-AS85.13.159.0/24 Neue Medien Muennich | ||||||
| PTR | ns6.kasserver.com | ||||||
| MX | mail.optimus-prep.com ⭐ | ||||||
| A | 85.13.139.242🇩🇪 NMM-AS85.13.139.0/24 Neue Medien Muennich | ||||||
| PTR | dd51204.kasserver.com | ||||||
| TXT | v=spf1 a mx include:spf.kasserver.com ~all | ||||||
| SOA | ns5.kasserver.comhostmaster@kasserver.com serial=2603041121 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774667812 | ||||||
Subdomains
mail.optimus-prep.com |
Same first word
optimus-prep.com |
DNS History
11 records (4 active, 7 former)
○NSmaria.ns.cloudflare.com2016-03-18 → 2017-02-19 · 5 obs
● 2016-03-18 00:28:14
● 2017-02-19 10:15:50
○ 2020-03-29 08:14:04
○ 2026-03-28 03:30:10
○NSnile.ns.cloudflare.com2016-03-18 → 2017-02-19 · 5 obs
● 2016-03-18 00:28:14
● 2017-02-19 10:15:50
○ 2020-03-29 08:14:04
○ 2026-03-28 03:30:10
●NSns5.kasserver.com2015-06-09 → 2026-03-28 · 6 obs
● 2015-12-23 20:25:36
○ 2016-03-18 00:28:14
○ 2017-02-19 10:15:50
● 2020-03-29 08:14:04
● 2026-03-28 03:30:10
●NSns6.kasserver.com2015-06-09 → 2026-03-28 · 6 obs
● 2015-12-23 20:25:36
○ 2016-03-18 00:28:14
○ 2017-02-19 10:15:50
● 2020-03-29 08:14:04
● 2026-03-28 03:30:10
●MXmail.optimus-prep.com2015-06-09 → 2026-03-28 · 2 obs
● 2026-03-28 03:30:10
○A104.28.16.2232016-03-18 → 2017-02-19 · 5 obs
● 2016-03-18 00:28:14
● 2017-02-19 10:15:50
○ 2020-03-29 08:14:04
○ 2026-03-28 03:30:10
○A104.28.17.2232016-03-18 → 2017-02-19 · 5 obs
● 2016-03-18 00:28:14
● 2017-02-19 10:15:50
○ 2020-03-29 08:14:04
○ 2026-03-28 03:30:10
○A2400:cb00:2048:1::681c:10df2017-02-19 → 2017-02-19 · 4 obs
● 2017-02-19 10:15:50
○ 2020-03-29 08:14:04
○ 2026-03-28 03:30:10
○A2400:cb00:2048:1::681c:11df2017-02-19 → 2017-02-19 · 4 obs
● 2017-02-19 10:15:50
○ 2020-03-29 08:14:04
○ 2026-03-28 03:30:10
○A85.13.133.1242015-06-09 → 2020-03-29 · 7 obs
● 2015-12-23 20:25:36
○ 2016-03-18 00:28:14
○ 2017-02-19 10:15:50
● 2020-03-29 08:14:04
○ 2026-03-07 07:53:42
○ 2026-03-28 03:30:10
●A85.13.139.2422026-03-07 → 2026-03-28 · 3 obs
● 2026-03-07 07:53:42
● 2026-03-28 03:30:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net... | - |
| optimus-prep.com | ns5.kasserver.com, ns6.kasserver.com | 2 records |
✅ Authoritative Response
Server:85.13.159.101
NS records: ns5.kasserver.com, ns6.kasserver.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optimus-prep.com (unsigned zone)
⏱️ Timing
Total: 504ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.13.139.242 |
| NS | 2 | ns6.kasserver.com, ns5.kasserver.com |
| MX | 1 | mail.optimus-prep.com (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf.kasserver.com ~a |
| SOA | 1 | ns5.kasserver.com hostmaster.kasserver.c |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns5.kasserver.com, ns6.kasserver.com)
Analysis
Hierarchy
optimus-prep.com is parent of mail.optimus-prep.com.
IP Addresses
optimus-prep.com points to a single IP: 85.13.139.242.
Other host names, for instance fun(0x73686974)-clan.de, kirche-harsewinkel.de, w00a53bb.kasserver.com, mail.sunjam.es and nosonix.de share IP numbers with optimus-prep.com.
Name Servers
optimus-prep.com's delegation is to two name servers ns5.kasserver.com and ns6.kasserver.com.
optimus-prep.com shares the same name server configuration as other domains, such as nexxt.at, techschmiede.at, be-role.com, medicalgeographic.com and texora.de.
optimus-prep.com at least partially shares its name servers with other domains, for instance ja-dental.de, wowiki.de, finanzformel.de, embau.de and daten-fuer-taten.de.
these name servers are commonly used together with ns3.ai-dns.de, ns5.name-server-kas.de, a-dns-service.de and ns3.kas-dns-server.de.
Host names with a single IP:
ns5.kasserver.com resolves to 85.13.128.3.
ns6.kasserver.com resolves to 85.13.159.101.
Mail Servers
optimus-prep.com is served by a single mail server, mail.optimus-prep.com.
mail.optimus-prep.com points to IP number 85.13.139.242.