johnz.sk - robtex.com
johnz.sk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.2.196.19🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s. | ||||||
| PTR | 19.196.forpsi.net | ||||||
| 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 | mxavas.forpsi.com ⭐ | ||||||
| A | 81.2.195.200🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s. | ||||||
| PTR | mxavas.forpsi.com | ||||||
| SOA | ns.forpsi.netadmin@forpsi.com 2026-01-01 #1 | ||||||
sk
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | m.tld.sk ⭐ | ||||||
| NS | e.tld.sk | ||||||
| NS | f.tld.sk | ||||||
| NS | g.tld.sk | ||||||
| NS | h.tld.sk | ||||||
| SOA | m.tld.skhostmaster@sk-nic.sk serial=2018490319 | ||||||
Same first word
Similar names
DNS History
12 records (5 active, 7 former)
●NSns.forpsi.cz2026-03-01 → 2026-03-28 · 3 obs
● 2026-03-01 18:59:28
● 2026-03-28 06:21:58
●NSns.forpsi.it2026-03-01 → 2026-03-28 · 3 obs
● 2026-03-01 18:59:28
● 2026-03-28 06:21:58
●NSns.forpsi.net2026-03-01 → 2026-03-28 · 3 obs
● 2026-03-01 18:59:28
● 2026-03-28 06:21:58
○NSns1.profitux.cz2015-08-14 → 2017-06-22 · 4 obs
● 2017-06-22 06:00:06
○ 2026-03-01 18:59:28
○ 2026-03-28 06:21:58
○NSns2.profitux.cz2015-08-14 → 2017-06-22 · 4 obs
● 2017-06-22 06:00:06
○ 2026-03-01 18:59:28
○ 2026-03-28 06:21:58
○MXbackupmx.profitux.cz2015-08-14 → 2017-06-22 · 4 obs
● 2017-06-22 06:00:06
○ 2026-03-01 18:59:28
○ 2026-03-28 06:21:58
●MXmxavas.forpsi.com2026-03-01 → 2026-03-28 · 3 obs
● 2026-03-01 18:59:28
● 2026-03-28 06:21:58
○MXsmail.profitux.cz2015-08-14 → 2017-06-22 · 4 obs
● 2017-06-22 06:00:06
○ 2026-03-01 18:59:28
○ 2026-03-28 06:21:58
○A2001:1528:157:0:52:d0:2f:882015-08-14 → 2017-06-22 · 4 obs
● 2017-06-22 06:00:06
○ 2026-03-01 18:59:28
○ 2026-03-28 06:21:58
○A81.2.194.1282026-03-01 → 2026-03-28 · 2 obs
○ 2026-03-28 06:21:58
●A81.2.196.192026-03-01 → 2026-03-28 · 3 obs
● 2026-03-01 18:59:28
● 2026-03-28 06:21:58
○A82.208.47.1362015-08-14 → 2017-06-22 · 4 obs
● 2017-06-22 06:00:06
○ 2026-03-01 18:59:28
○ 2026-03-28 06:21:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| sk | h.tld.sk, g.tld.sk, f.tld.sk, e.tld.sk | - |
| johnz.sk | ns.forpsi.net, ns.forpsi.cz, ns.forpsi.it | - |
✅ Authoritative Response
Server:81.2.209.185
NS records: ns.forpsi.net, ns.forpsi.cz, ns.forpsi.it
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for johnz.sk (unsigned zone)
⏱️ Timing
Total: 747ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.2.196.19 |
| NS | 3 | ns.forpsi.cz, ns.forpsi.it... |
| MX | 1 | mxavas.forpsi.com (pri: 10) |
| SOA | 1 | ns.forpsi.net admin.forpsi.com |
Analysis
IP Addresses
johnz.sk resolves to a single IP address: 81.2.196.19.
Other host names including kcbeseda.cz, motochat.cz, vamat.cz, doctor-nekazanka.com and inprint.cz share IP numbers with johnz.sk.
Name Servers
johnz.sk is delegated to three name servers: ns.forpsi.cz, ns.forpsi.it and ns.forpsi.net.
johnz.sk at least partially shares name servers with other domains, including clash-royale.cz, tesarik.cz, lectron.cz, bike-elite.com and sdhns.com.
These name servers are often used together with ns.forpsi.us.
Host names with two IP numbers:
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
johnz.sk is handled by a single mail server, mxavas.forpsi.com.
johnz.sk shares its mail server setup with other domains, including rosi.cz, fortia.cz, relimex.cz, as-com.cz and lignia.cz.
johnz.sk shares some mail servers with other domains, for example vodkamen.cz and mivardi.com.
mxavas.forpsi.com points to a single IP: 81.2.195.200.