fermi.cz - robtex.com
fermi.cz
cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.ns.nic.cz ⭐ | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1784121439 | ||||||
Subdomains
Same first word
fermi.net |
fermi.jp |
fermi.ir |
fermi.fr |
fermi.trade |
fermi.eu |
fermi.ca |
fermi.mn.it |
fermi.me |
fermi.ru |
fermi.mo.it |
fermi.ai |
fermi.com |
fermi.org |
fermi.co.uk |
fermi.com.cn |
fermi.us |
fermi.cz |
fermi.io |
fermi.edu.pa |
fermi.info |
Similar names
DNS History
16 records (7 active, 9 former)
○NSalfa.ns.active24.cz2015-07-02 → 2017-08-30 · 4 obs
● 2017-08-30 14:11:58
○ 2026-06-13 06:56:40
○ 2026-07-15 14:23:22
○NSbeta.ns.active24.cz2015-07-02 → 2017-08-30 · 4 obs
● 2017-08-30 14:11:58
○ 2026-06-13 06:56:40
○ 2026-07-15 14:23:22
○NSgama.ns.active24.sk2015-07-02 → 2017-08-30 · 4 obs
● 2017-08-30 14:11:58
○ 2026-06-13 06:56:40
○ 2026-07-15 14:23:22
●NSns1.websupport.cz2026-06-13 → 2026-07-15 · 3 obs
● 2026-06-13 06:56:40
● 2026-07-15 14:23:22
●NSns2.websupport.cz2026-06-13 → 2026-07-15 · 3 obs
● 2026-06-13 06:56:40
● 2026-07-15 14:23:22
●NSns3.websupport.eu2026-06-13 → 2026-07-15 · 3 obs
● 2026-06-13 06:56:40
● 2026-07-15 14:23:22
○MXin.smtp.cz2015-07-02 → 2016-11-27 · 4 obs
● 2016-11-27 18:16:24
○ 2017-08-30 14:11:58
○ 2026-07-15 14:23:22
●MXmailin1.fermi.cz2026-06-13 → 2026-07-15 · 3 obs
● 2026-06-13 06:56:40
● 2026-07-15 14:23:22
●MXmailin2.fermi.cz2026-06-13 → 2026-07-15 · 3 obs
● 2026-06-13 06:56:40
● 2026-07-15 14:23:22
○MXmx.smtp.cz2015-07-02 → 2016-11-27 · 4 obs
● 2016-11-27 18:16:24
○ 2017-08-30 14:11:58
○ 2026-07-15 14:23:22
○MXmx1.active24.com2017-08-30 → 2017-08-30 · 4 obs
● 2017-08-30 14:11:58
○ 2026-06-13 06:56:40
○ 2026-07-15 14:23:22
○MXmx2.active24.com2017-08-30 → 2017-08-30 · 4 obs
● 2017-08-30 14:11:58
○ 2026-06-13 06:56:40
○ 2026-07-15 14:23:22
●A2a00:4b40:aaaa:2005::62026-06-13 → 2026-07-15 · 3 obs
● 2026-06-13 06:56:40
● 2026-07-15 14:23:22
○A2a02:4a8:ac24:108::96:1482015-07-02 → 2017-08-30 · 4 obs
● 2017-08-30 14:11:58
○ 2026-06-13 06:56:40
○ 2026-07-15 14:23:22
●A37.9.175.1642026-06-13 → 2026-07-15 · 3 obs
● 2026-06-13 06:56:40
● 2026-07-15 14:23:22
○A81.95.96.1482015-07-02 → 2017-08-30 · 4 obs
● 2017-08-30 14:11:58
○ 2026-06-13 06:56:40
○ 2026-07-15 14:23:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | c.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz | - |
| fermi.cz | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.11
NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 608ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.164 |
| AAAA | 1 | 2a00:4b40:aaaa:2005::6 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mailin1.fermi.cz (pri: 10), mailin2.fermi.cz (pri: 100) |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
fermi.cz is the parent domain of mailin2.fermi.cz and mailin1.fermi.cz.
IP Addresses
fermi.cz points to the IP addresses 37.9.175.164 and 2a00:4b40:aaaa:2005::6
Additional host names — delta-electronics.nl, denegi.com, avzo-cr.cz and two others — share IP numbers with fermi.cz.
Name Servers
fermi.cz has three name servers — ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
At least some of fermi.cz's name servers are shared with other domains, for example lampyonline.sk, fashionspace.tv, artarchiv.cz and two more.
Each of ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu points to two IP numbers. ns1.websupport.cz points to 45.10.97.11 and 2a10:bbc0::11. ns2.websupport.cz points to 185.71.159.12 and 2a02:250:3::12. ns3.websupport.eu points to 45.10.97.13 and 2a10:bbc0::13.
Mail Servers
fermi.cz has two mail servers: mailin1.fermi.cz and mailin2.fermi.cz.
Both mailin1.fermi.cz and mailin2.fermi.cz have two IP addresses each. mailin1.fermi.cz resolves to 45.13.137.7 and 2a00:4b40:aaaa:2101:45:13:137:8; mailin2.fermi.cz resolves to 45.13.137.9 and 2a00:4b40:aaaa:2101:45:13:137:7.