hack4.fi - robtex.com
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 2026-04-24 #7 | ||||||
Subdomains
www.hack4.fi |
Same first word
DNS History
5 records (5 active, 0 former)
●A91.232.156.2212018-05-08 → 2026-04-23 · 2 obs
● 2026-04-23 23:14:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| fi | j.fi, g.fi, c.fi, i.fi... | 20 records |
| hack4.fi | ns1.kapsi.fi, ns2.kapsi.fi | 4 records |
✅ Authoritative Response
Server:91.232.154.53
NS records: ns1.kapsi.fi, ns2.kapsi.fi
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hack4.fi (unsigned zone)
⏱️ Timing
Total: 676ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.232.156.221 |
| NS | 2 | ns1.kapsi.fi, ns2.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: 24
In-bailiwick: 20 (k.fi, j.fi, i.fi...)
Out-of-bailiwick: 4 (ns1.kapsi.fi, ns2.kapsi.fi, ns1.kapsi.fi...)
Analysis
Hierarchy
www.hack4.fi is a child of hack4.fi.
IP Addresses
hack4.fi resolves to one IP number: 91.232.156.221.
Other host names, for instance okf.fi, creativecommons.fi, tietokide.fi, www.hack4.fi and okffi-prod1.kapsi.fi share IP numbers with hack4.fi.
Name Servers
hack4.fi's delegation uses two name servers: ns1.kapsi.fi and ns2.kapsi.fi.
hack4.fi uses the same name server setup as other domains, such as netsarli.net, umpio.com, bgp.link, iikku.org and netix.fi.
hack4.fi at least partially shares name servers with other domains, including 156.232.91.in-addr.arpa, 154.232.91.in-addr.arpa, tuomov.iki.fi, polo.iki.fi and 8.e.b.1.c.7.6.0.1.0.0.2.ip6.arpa.
These name servers are commonly used with ns.trex.fi, ns2.iki.fi and ns.iki.fi.
Host names with two IPs:
ns1.kapsi.fi points to 2001:67c:1be8::53 and 91.232.154.53
ns2.kapsi.fi points to 2001:67c:164:203::136 and 193.19.139.136
Mail Servers
hack4.fi is served by two mail servers mailserv.kapsi.fi and mx2.kapsi.fi.
hack4.fi shares the same mail server setup as other domains, for instance heino.cc, saukko.net, leinonen.at, mielitty.com and hevonkuusi.org.
hack4.fi shares at least some mail servers with other domains, for example fairlight.fi, tsk.iki.fi, hvvs.fi, rautiainen.org and woods.iki.fi.
These mail servers are often used with mail.kapsi.fi and mailserv1.kapsi.fi.
Host names with two IPs:
mailserv.kapsi.fi points to 2001:67c:1be8::25:1 and 91.232.154.157
mx2.kapsi.fi points to 2001:67c:164:203::137 and 193.19.139.137