dkoyster.com - robtex.com
dkoyster.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 195.201.214.237🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC | ||||||
| PTR | static.236.214.201.195.clients.your-server.de | ||||||
| NS | ns1.aboutnet.gr ⭐ | ||||||
| A | 188.241.115.78🇷🇴 HOSTERION188.241.112.0/21 | ||||||
| PTR | dns1.aboutnet.gr | ||||||
| NS | ns2.aboutnet.gr | ||||||
| A | 37.48.67.238🇳🇱 LEASEWEB-NL-AMS-0137.48.64.0/18 LEASEWEB | ||||||
| PTR | dns2.aboutnet.gr | ||||||
| NS | ns3.aboutnet.gr | ||||||
| A | 195.201.90.83🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC | ||||||
| PTR | dns3.aboutnet.gr | ||||||
| NS | ns4.aboutnet.gr | ||||||
| A | 149.210.145.89🇳🇱 TRANSIP-AS149.210.128.0/17 TransIP BV Amsterdam, The Netherlands | ||||||
| PTR | dns4.aboutnet.gr | ||||||
| MX | mail.dkoyster.com ⭐ | ||||||
| A | 195.201.214.237🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC | ||||||
| PTR | static.236.214.201.195.clients.your-server.de | ||||||
| TXT | v=spf1 ip4:195.201.214.204 +a +mx +ip4:195.201.214.237 ~all | ||||||
| SOA | ns1.aboutnet.grsupport@aboutnet.gr 2026-03-25 #1 | ||||||
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=1774414817 | ||||||
Previously MX for
dkoyster.com |
Subdomains
mail.dkoyster.com |
Same first word
dkoyster.com |
Similar names
DNS History
10 records (6 active, 4 former)
●NSns1.aboutnet.gr2026-02-18 → 2026-03-25 · 3 obs
● 2026-02-18 17:18:36
● 2026-03-25 05:23:00
○NSns1.selectiveworks.com2016-12-17 → 2017-12-16 · 4 obs
● 2017-12-16 07:23:08
○ 2026-02-18 17:18:36
○ 2026-03-25 05:23:00
●NSns2.aboutnet.gr2026-02-18 → 2026-03-25 · 3 obs
● 2026-02-18 17:18:36
● 2026-03-25 05:23:00
○NSns2.selectiveworks.com2016-12-17 → 2017-12-16 · 4 obs
● 2017-12-16 07:23:08
○ 2026-02-18 17:18:36
○ 2026-03-25 05:23:00
●NSns3.aboutnet.gr2026-02-18 → 2026-03-25 · 3 obs
● 2026-02-18 17:18:36
● 2026-03-25 05:23:00
●NSns4.aboutnet.gr2026-02-18 → 2026-03-25 · 3 obs
● 2026-02-18 17:18:36
● 2026-03-25 05:23:00
○MXdkoyster.com2016-12-17 → 2017-12-16 · 4 obs
● 2017-12-16 07:23:08
○ 2026-02-18 17:18:36
○ 2026-03-25 05:23:00
●MXmail.dkoyster.com2026-02-18 → 2026-03-25 · 3 obs
● 2026-02-18 17:18:36
● 2026-03-25 05:23:00
○A107.161.179.1862016-12-17 → 2017-12-16 · 4 obs
● 2017-12-16 07:23:08
○ 2026-02-18 17:18:36
○ 2026-03-25 05:23:00
●A195.201.214.2372026-02-18 → 2026-03-25 · 3 obs
● 2026-02-18 17:18:36
● 2026-03-25 05:23:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, f.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net... | - |
| dkoyster.com | ns1.aboutnet.gr, ns2.aboutnet.gr, ns3.aboutnet.gr, ns4.aboutnet.gr | - |
✅ Authoritative Response
Server:149.210.145.89
NS records: ns1.aboutnet.gr, ns2.aboutnet.gr, ns3.aboutnet.gr, ns4.aboutnet.gr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dkoyster.com (unsigned zone)
⏱️ Timing
Total: 1810ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.201.214.237 |
| NS | 4 | ns4.aboutnet.gr, ns3.aboutnet.gr... |
| MX | 1 | mail.dkoyster.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:195.201.214.204 +a +mx +ip4:1 |
| SOA | 1 | ns1.aboutnet.gr support.aboutnet.gr |
Analysis
Hierarchy
dkoyster.com is the parent of mail.dkoyster.com.
IP Addresses
dkoyster.com points to IP number 195.201.214.237.
For instance, other host names sailinn-mykonos.gr, mail.globaltouch.international, karierainsports.gr, globaltouch.gr and mail.villaeliacorfu.com share IP numbers with dkoyster.com.
Name Servers
dkoyster.com is delegated to four name servers: ns1.aboutnet.gr, ns2.aboutnet.gr, ns3.aboutnet.gr and ns4.aboutnet.gr.
dkoyster.com shares name servers with other domains at least partially, for example bettyshouses.com, karpa.gr, clients.aboutnet.gr, tecnoalarm.gr and akrogiali-agistri.gr.
these name servers are often used with the following: ns1.webin.gr, ns2.webin.gr, ns3.webin.gr, ns4.webin.gr, ns1.operon.gr, ns2.operon.gr, ns3.operon.gr, ns4.operon.gr, ns1.web-ags.gr and ns2.web-ags.gr.
Host names with a single IP:
ns1.aboutnet.gr points to 188.241.115.78
ns2.aboutnet.gr points to 37.48.67.238
ns3.aboutnet.gr points to 195.201.90.83
ns4.aboutnet.gr points to 149.210.145.89
Mail Servers
dkoyster.com is handled by a single mail server, mail.dkoyster.com.
mail.dkoyster.com points to a single IP: 195.201.214.237.