ok1dfc.com - robtex.com
ok1dfc.com
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=1771291435 | ||||||
Up
Same first word
ok1dfc.com |
DNS History
13 records (7 active, 6 former)
○NSns.dns4.cz2015-07-25 → 2020-02-21 · 4 obs
● 2020-02-21 23:24:58
○ 2026-02-27 02:56:16
○ 2026-02-27 19:13:12
○NSns.dns4.net2015-07-25 → 2020-02-21 · 4 obs
● 2020-02-21 23:24:58
○ 2026-02-27 02:56:16
○ 2026-02-27 19:13:12
●NSns1.websupport.cz2026-02-27 → 2026-02-27 · 3 obs
● 2026-02-27 02:56:16
● 2026-02-27 19:13:12
●NSns2.websupport.cz2026-02-27 → 2026-02-27 · 3 obs
● 2026-02-27 02:56:16
● 2026-02-27 19:13:12
●NSns3.websupport.eu2026-02-27 → 2026-02-27 · 3 obs
● 2026-02-27 02:56:16
● 2026-02-27 19:13:12
○MXin.smtp.cz2015-07-25 → 2016-07-13 · 4 obs
● 2016-07-13 19:37:40
○ 2017-03-19 07:56:06
○ 2026-02-27 19:13:12
●MXmailin1.ok1dfc.com2026-02-27 → 2026-02-27 · 3 obs
● 2026-02-27 02:56:16
● 2026-02-27 19:13:12
●MXmailin2.ok1dfc.com2026-02-27 → 2026-02-27 · 3 obs
● 2026-02-27 02:56:16
● 2026-02-27 19:13:12
○MXmx.smtp.cz2015-07-25 → 2016-07-13 · 4 obs
● 2016-07-13 19:37:40
○ 2017-03-19 07:56:06
○ 2026-02-27 19:13:12
○MXmx1.active24.com2017-03-19 → 2020-02-21 · 5 obs
● 2017-03-19 07:56:06
● 2020-02-21 23:24:58
○ 2026-02-27 02:56:16
○ 2026-02-27 19:13:12
○MXmx2.active24.com2017-03-19 → 2020-02-21 · 5 obs
● 2017-03-19 07:56:06
● 2020-02-21 23:24:58
○ 2026-02-27 02:56:16
○ 2026-02-27 19:13:12
●A2a02:4a8:ac24:104::98:1392015-07-25 → 2026-02-27 · 2 obs
● 2026-02-27 19:13:12
●A81.95.98.1392015-07-25 → 2026-02-27 · 2 obs
● 2026-02-27 19:13:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ok1dfc.com | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server: 45.10.97.13
NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ok1dfc.com (unsigned zone)
⏱️ Timing
Total: 441ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.95.98.139 |
| AAAA | 1 | 2a02:4a8:ac24:104::98:139 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mailin1.ok1dfc.com (pri: 10), mailin2.ok1dfc.com (pri: 100) |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
AI analysis
ok1dfc.com is a parent of mailin1.ok1dfc.com and mailin2.ok1dfc.com.
ok1dfc.com resolves to two IP numbers: 2a02:4a8:ac24:104::98:139 and 81.95.98.139.
Other host names, for instance mail3.idsjmk.cz, po.idsjmk.cz, valheru.hyperlink.cz, labutka.cz and vodasoft.cz share IP numbers with ok1dfc.com.
ok1dfc.com is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
ok1dfc.com partially shares name servers with other domains; examples include lecafe.cz, ab-in.cz, italinox.cz, dima.cz and nivtec.cz.
Host names with two IP numbers:
ns1.websupport.cz points to 2a10:bbc0::11 and 45.10.97.11.
ns2.websupport.cz points to 2a02:250:3::12 and 185.71.159.12.
ns3.websupport.eu points to 2a10:bbc0::13 and 45.10.97.13.
ok1dfc.com is handled by two mail servers: mailin1.ok1dfc.com and mailin2.ok1dfc.com.
Host names with two IP numbers:
mailin1.ok1dfc.com points to: 2a00:4b40:aaaa:2101:45:13:137:111 and 45.13.137.105
mailin2.ok1dfc.com points to: 2a00:4b40:aaaa:2101:45:13:137:109 and 45.13.137.110