ak-holub.com - robtex.com
ak-holub.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 87.236.199.23🇨🇿 COOLHOUSING-AS87.236.198.0/23 Network of Coolhousing | ||||||
| PTR | h2.foxnet.cz | ||||||
| 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.us | ||||||
| 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 | h2.foxnet.cz ⭐ | ||||||
| A | 87.236.199.23🇨🇿 COOLHOUSING-AS87.236.198.0/23 Network of Coolhousing | ||||||
| PTR | h2.foxnet.cz | ||||||
| SOA | ns.forpsi.netadmin@forpsi.net 2025-05-14 #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=1785468142 | ||||||
Subdomains
g1.ak-holub.com |
Same first word
ak-holub.com |
Similar names
DNS History
7 records (5 active, 2 former)
●NSns.forpsi.net2015-06-22 → 2026-07-31 · 2 obs
● 2026-07-31 03:51:28
○MXg1.ak-holub.com2015-06-22 → 2017-02-19 · 4 obs
● 2017-02-19 16:13:20
○ 2026-02-15 22:30:28
○ 2026-07-31 03:51:28
●MXh2.foxnet.cz2026-02-15 → 2026-07-31 · 3 obs
● 2026-02-15 22:30:28
● 2026-07-31 03:51:28
○MXu4.ckd.cz2015-06-22 → 2017-02-19 · 4 obs
● 2017-02-19 16:13:20
○ 2026-02-15 22:30:28
○ 2026-07-31 03:51:28
●A87.236.199.232026-02-15 → 2026-07-31 · 2 obs
● 2026-07-31 03:51:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net... | - |
| ak-holub.com | ns.forpsi.net, ns.forpsi.us, ns.forpsi.cz | - |
✅ Authoritative Response
Server:81.2.209.185
NS records: ns.forpsi.net, ns.forpsi.us, ns.forpsi.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ak-holub.com (unsigned zone)
⏱️ Timing
Total: 679ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 87.236.199.23 |
| NS | 3 | ns.forpsi.cz, ns.forpsi.us... |
| MX | 1 | h2.foxnet.cz (pri: 20) |
| SOA | 1 | ns.forpsi.net admin.forpsi.net |
Analysis
Hierarchy
g1.ak-holub.com is delegated beneath ak-holub.com.
IP Addresses
ak-holub.com points to a single IP number: 87.236.199.23.
ak-holub.com shares its IP numbers with other host names, including h2.foxnet.cz, h1.foxnet.cz, sportici.info and cistimesizuby.cz.
Name Servers
ak-holub.com is served by three name servers: ns.forpsi.cz, ns.forpsi.net and ns.forpsi.us.
There is at least partial name server overlap between ak-holub.com and other domains — toraz.eu, usir.cz, imopra.cz and two more among them.
These name servers are routinely deployed together with the name servers ns.forpsi.it.
The hostnames ns.forpsi.cz, ns.forpsi.net and ns.forpsi.us each direct to two IP addresses — ns.forpsi.cz to 81.2.209.185 and 2001:15e8:201:1::d1b9, ns.forpsi.net to 81.2.194.130 and 2001:15e8:101:1::c282, and ns.forpsi.us to 95.110.254.165 and 2a00:6d41:2:1::5.
Mail Servers
ak-holub.com has one mail server: h2.foxnet.cz.
ak-holub.com shares the same mail server setup as other domains, including cistimesizuby.cz, merten-dental.cz, foxnet.cz and two others.
h2.foxnet.cz resolves to 87.236.199.23 and no other IP number.