hack4.fi - dns.ninja
hack4.fi
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.232.156.221🇫🇮 KAPSI-AS91.232.156.0/24 Kapsi Internet-kayttajat ry PI | ||||||
| PTR | okffi-prod1.kapsi.fi | ||||||
| NS | ns1.kapsi.fi ⭐ | ||||||
| A | 2001:67c:1be8::53🇫🇮 KAPSI-AS2001:67c:1be8::/48 Kapsi Internet-kayttajat ry IPv6 PI | ||||||
| PTR | ns1.kapsi.fi | ||||||
| A | 91.232.154.53🇫🇮 KAPSI-AS91.232.154.0/24 Kapsi Internet-kayttajat ry PI | ||||||
| PTR | ns1.kapsi.fi | ||||||
| NS | ns2.kapsi.fi | ||||||
| A | 2001:67c:164:203::136🇫🇮 LOOPBACK2001:67c:164::/48 FI-LOOPBACK-V6-NET | ||||||
| PTR | ns2.kapsi.fi | ||||||
| A | 193.19.139.136🇫🇮 LOOPBACK193.19.136.0/22 FI-LOOPBACK-NET | ||||||
| PTR | ns2.kapsi.fi | ||||||
| MX | mailserv.kapsi.fi ⭐ | ||||||
| A | 2001:67c:1be8::25:1🇫🇮 KAPSI-AS2001:67c:1be8::/48 Kapsi Internet-kayttajat ry IPv6 PI | ||||||
| PTR | mailserv1.kapsi.fi | ||||||
| A | 91.232.154.157🇫🇮 KAPSI-AS91.232.154.0/24 Kapsi Internet-kayttajat ry PI | ||||||
| PTR | mailserv1.kapsi.fi | ||||||
| MX | mx2.kapsi.fi(10) | ||||||
| A | 2001:67c:164:203::137🇫🇮 LOOPBACK2001:67c:164::/48 FI-LOOPBACK-V6-NET | ||||||
| PTR | mx2.kapsi.fi | ||||||
| A | 193.19.139.137🇫🇮 LOOPBACK193.19.136.0/22 FI-LOOPBACK-NET | ||||||
| PTR | mx2.kapsi.fi | ||||||
| TXT | v=spf1 include:_spf.kapsi.fi ~all | ||||||
| SOA | ns1.kapsi.fihostmaster@kapsi.fi 2016-08-16 #6 | ||||||
fi
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.fi ⭐ | ||||||
| NS | b.fi | ||||||
| NS | c.fi | ||||||
| NS | d.fi | ||||||
| NS | e.fi | ||||||
| NS | f.fi | ||||||
| NS | g.fi | ||||||
| NS | i.fi | ||||||
| NS | j.fi | ||||||
| NS | k.fi | ||||||
| TXT | https://domain.fi/ | ||||||
| TXT | whois.fi | ||||||
| SOA | a.fifi-domain-tech@ficora.fi 2026-07-14 #64 | ||||||
Subdomains
www.hack4.fi |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●A91.232.156.2212018-05-08 → 2026-07-14 · 2 obs
● 2026-07-14 18:56:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| fi | a.fi, b.fi, c.fi, d.fi... | - |
| hack4.fi | ns1.kapsi.fi, ns2.kapsi.fi | 4 records |
✅ Authoritative Response
Server:193.19.139.136
NS records: ns1.kapsi.fi, ns2.kapsi.fi
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hack4.fi (unsigned zone)
⏱️ Timing
Total: 574ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.232.156.221 |
| NS | 2 | ns2.kapsi.fi, ns1.kapsi.fi |
| MX | 2 | mx2.kapsi.fi (pri: 10), mailserv.kapsi.fi (pri: 5) |
| TXT | 1 | v=spf1 include:_spf.kapsi.fi ~all |
| SOA | 1 | ns1.kapsi.fi hostmaster.kapsi.fi |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.kapsi.fi, ns1.kapsi.fi, ns2.kapsi.fi...)
Analysis
Hierarchy
hack4.fi serves as the parent of www.hack4.fi.
IP Addresses
hack4.fi directs to one IP number, which is 91.232.156.221.
Among the host names that share IP numbers with hack4.fi are okf.fi, creativecommons.fi, tietokide.fi and two others.
Name Servers
hack4.fi uses two name servers for its delegation: ns1.kapsi.fi and ns2.kapsi.fi.
hack4.fi has the same name server delegation as a number of other domains, such as netsarli.net, umpio.com, paranoiary.com and two more.
hack4.fi has at least partial name server overlap with other domains, such as 156.232.91.in-addr.arpa, 154.232.91.in-addr.arpa, tuomov.iki.fi and two others.
These name servers tend to appear together with the name servers ns.trex.fi, ns2.iki.fi and ns.iki.fi.
The two host names ns1.kapsi.fi and ns2.kapsi.fi each have a pair of IP addresses: ns1.kapsi.fi has 91.232.154.53 and 2001:67c:1be8::53, and ns2.kapsi.fi has 193.19.139.136 and 2001:67c:164:203::136.
Mail Servers
The MX records for hack4.fi point to two mail servers: mailserv.kapsi.fi and mx2.kapsi.fi.
hack4.fi has the same mail server arrangement as a number of other domains, for example heino.cc, saukko.net, leinonen.at and two more.
hack4.fi shares at least some of its mail servers with other domains — for example fairlight.fi, tsk.iki.fi, hvvs.fi and two more.
These mail servers tend to be used in combination with the mail servers mail.kapsi.fi and mailserv1.kapsi.fi.
The two host names mailserv.kapsi.fi and mx2.kapsi.fi each have a pair of IP addresses: mailserv.kapsi.fi has 91.232.154.157 and 2001:67c:1be8::25:1, and mx2.kapsi.fi has 193.19.139.137 and 2001:67c:164:203::137.