optimator.cz - robtex.com
optimator.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 31.7.187.247🇩🇪 CORE-BACKBONE31.7.176.0/20 | ||||||
| PTR | 31.7.187.247.static.afterburst.com | ||||||
| NS | ns.forpsi.net ⭐ 🔒 | ||||||
| A | 2001:15e8:101:1::c282🇨🇿 INTERNET-CZ2001:15e8::/32 | ||||||
| PTR | ns.forpsi.net | ||||||
| A | 81.2.194.130🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s. | ||||||
| PTR | ns.forpsi.net | ||||||
| NS | ns.forpsi.cz | ||||||
| A | 2001:15e8:201:1::d1b9🇨🇿 INTERNET-CZ2001:15e8::/32 | ||||||
| PTR | ns.forpsi.cz | ||||||
| A | 81.2.209.185🇨🇿 INTERNET-CZ81.2.209.0/24 | ||||||
| PTR | ns.forpsi.cz | ||||||
| NS | ns.forpsi.it 🔒 | ||||||
| A | 2a00:6d41:2:1::5🇮🇹 ARUBA-ASN2a00:6d41::/32 Aruba S.p.A. IPv6 Network | ||||||
| PTR | ns.forpsi.it | ||||||
| A | 95.110.254.165🇮🇹 ARUBA-ASN95.110.192.0/18 Aruba S.p.A. Network | ||||||
| PTR | host165-254-110-95.serverdedicati.aruba.it | ||||||
| MX | krkavec.net ⭐ | ||||||
| A | 2a01:4a0:5e:10::e653🇩🇪 CORE-BACKBONE2a01:4a0::/29 | ||||||
| PTR | krkavec.net | ||||||
| A | 31.7.187.222🇩🇪 CORE-BACKBONE31.7.176.0/20 | ||||||
| PTR | krkavec.net | ||||||
| MX | spathiphyllum.cz(20) 🔒 | ||||||
| A | 172.96.181.202🇨🇦 HostPapa172.96.180.0/22 325 Delaware Avenue Suite 300 Buffalo NY 14202 United States | ||||||
| PTR | vps.thegreenhousedesign.com | ||||||
| SOA | ns.forpsi.netadmin@forpsi.com 2026-03-11 #1 | ||||||
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=1771291036 | ||||||
Same first word
optimator.com |
optimator.se |
optimator.cz |
optimator.dk |
Similar names
DNS History
11 records (6 active, 5 former)
●NSns.forpsi.net2015-08-08 → 2026-03-23 · 2 obs
● 2026-03-23 08:16:12
○MXmagnetar.cz2015-08-08 → 2015-12-09 · 4 obs
● 2015-12-09 19:49:14
○ 2016-03-11 08:39:48
○ 2026-03-23 08:16:12
●MXspathiphyllum.cz2016-03-11 → 2026-03-23 · 3 obs
● 2016-03-11 08:39:48
● 2026-03-23 08:16:12
○A2a01:430:1e:d040::52015-08-08 → 2015-12-09 · 4 obs
● 2015-12-09 19:49:14
○ 2016-03-11 08:39:48
○ 2026-03-23 08:16:12
○A2a01:4a0:24::fdce:c8ec2016-03-11 → 2019-12-24 · 4 obs
● 2016-03-11 08:39:48
● 2019-12-24 08:53:24
○ 2026-03-23 08:16:12
●A31.7.187.2472026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 08:16:12
○A80.255.11.2382016-03-11 → 2019-12-24 · 4 obs
● 2016-03-11 08:39:48
● 2019-12-24 08:53:24
○ 2026-03-23 08:16:12
○A83.167.246.212015-08-08 → 2015-12-09 · 4 obs
● 2015-12-09 19:49:14
○ 2016-03-11 08:39:48
○ 2026-03-23 08:16:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| optimator.cz | ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net | 2 records |
✅ Authoritative Response
Server:81.2.194.130
NS records: ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1351ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.7.187.247 |
| NS | 3 | ns.forpsi.cz, ns.forpsi.it... |
| MX | 2 | krkavec.net (pri: 10), spathiphyllum.cz (pri: 20) |
| SOA | 1 | ns.forpsi.net admin.forpsi.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.forpsi.cz, ns.forpsi.cz)
Analysis
IP Addresses
optimator.cz points to a single IP number: 31.7.187.247.
Name Servers
The delegation for optimator.cz is handled by three name servers: ns.forpsi.cz, ns.forpsi.it and ns.forpsi.net.
optimator.cz at least partially shares name servers with other domains, for instance heissner.cz, zmont.sk, maxs.cz, jizerske-hory.cz and webroyal.eu.
These name servers are commonly used with the name servers ns.forpsi.us.
Two IP numbers per host:
ns.forpsi.cz points to 2001:15e8:201:1::d1b9 and 81.2.209.185.
ns.forpsi.it points to 2a00:6d41:2:1::5 and 95.110.254.165.
ns.forpsi.net points to 2001:15e8:101:1::c282 and 81.2.194.130.
Mail Servers
optimator.cz is handled by two mail servers: spathiphyllum.cz and krkavec.net.
optimator.cz shares mail servers with other domains at least in part, for instance krkavec.net, xot.cz, michaldocekal.cz, krios.cz and poznejlinux.cz.
Host names with two IP numbers:
krkavec.net points to 2a01:4a0:5e:10::e653 and 31.7.187.222.
Host names with one IP number:
spathiphyllum.cz points to 172.96.181.202.