fisporent.com - dns.ninja
fisporent.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:1568::14🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | php7.web4u.cz | ||||||
| A | 81.91.86.14🇨🇿 WEB4U81.91.80.0/21 | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block | ||||||
| PTR | ns2.web4u.cz | ||||||
| NS | ns.web4u.cz | ||||||
| A | 2001:1568:fd::241🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 185.14.224.241🇨🇿 WEB4U185.14.224.0/23 | ||||||
| PTR | ns.web4u.cz | ||||||
| MX | mx1.mailchannels.net ⭐ | ||||||
| A | 54.69.1.140🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix | ||||||
| PTR | ec2-54-69-1-140.us-west-2.compute.amazonaws.com | ||||||
| MX | mx2.mailchannels.net ⭐ | ||||||
| A | 54.187.177.89🇺🇸 Amazon54.186.0.0/15 EC2 PDX prefix | ||||||
| PTR | ec2-54-187-177-89.us-west-2.compute.amazonaws.com | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2025-05-05 #0 | ||||||
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=1786680984 | ||||||
Same first word
fisporent.cz |
fisporent.com |
fisporent.sk |
Similar names
DNS History
11 records (6 active, 5 former)
●NSns.web4u.cz2026-02-16 → 2026-08-14 · 3 obs
● 2026-02-16 10:17:34
● 2026-08-14 04:33:00
○NSns1.ignum.com2016-12-18 → 2017-08-27 · 4 obs
● 2017-08-27 00:56:56
○ 2026-02-16 10:17:34
○ 2026-08-14 04:33:00
○NSns2.ignum.cz2016-12-18 → 2017-08-27 · 4 obs
● 2017-08-27 00:56:56
○ 2026-02-16 10:17:34
○ 2026-08-14 04:33:00
●NSns2.web4u.cz2026-02-16 → 2026-08-14 · 3 obs
● 2026-02-16 10:17:34
● 2026-08-14 04:33:00
○MXemail.ignum.cz2016-12-18 → 2017-08-27 · 4 obs
● 2017-08-27 00:56:56
○ 2026-02-16 10:17:34
○ 2026-08-14 04:33:00
○MXemail2.ignum.cz2016-12-18 → 2017-08-27 · 4 obs
● 2017-08-27 00:56:56
○ 2026-02-16 10:17:34
○ 2026-08-14 04:33:00
●MXmx1.mailchannels.net2026-02-16 → 2026-08-14 · 3 obs
● 2026-02-16 10:17:34
● 2026-08-14 04:33:00
●MXmx2.mailchannels.net2026-02-16 → 2026-08-14 · 3 obs
● 2026-02-16 10:17:34
● 2026-08-14 04:33:00
●A2001:1568::142026-02-16 → 2026-08-14 · 3 obs
● 2026-02-16 10:17:34
● 2026-08-14 04:33:00
○A62.109.128.912016-12-18 → 2017-08-27 · 4 obs
● 2017-08-27 00:56:56
○ 2026-02-16 10:17:34
○ 2026-08-14 04:33:00
●A81.91.86.142026-02-16 → 2026-08-14 · 3 obs
● 2026-02-16 10:17:34
● 2026-08-14 04:33:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net... | - |
| fisporent.com | ns.web4u.cz, ns2.web4u.cz | - |
✅ Authoritative Response
Server:85.207.53.12
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fisporent.com (unsigned zone)
⏱️ Timing
Total: 924ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.86.14 |
| AAAA | 1 | 2001:1568::14 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 2 | mx1.mailchannels.net (pri: 10), mx2.mailchannels.net (pri: 10) |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
Analysis
IP Addresses
fisporent.com points to the IP addresses 81.91.86.14 and 2001:1568::14
Two other host names, along with t2.cz, muzikantskaporadna.cz and jansuchy.com, also share IP numbers with fisporent.com.
Name Servers
The NS records for fisporent.com delegate to ns2.web4u.cz and ns.web4u.cz.
fisporent.com shares its NS records with other domains, for example bytynainvestici.cz, jelenet.cz, stroje-stavba.cz and two others.
ns2.web4u.cz resolves to 85.207.53.12 and 2a02:a40:100:28ff::12. Likewise, ns.web4u.cz resolves to 185.14.224.241 and 2001:1568:fd::241 — two IP addresses apiece.
Mail Servers
fisporent.com is served by two mail servers, mx1.mailchannels.net and mx2.mailchannels.net.
Among the domains sharing a mail server setup with fisporent.com are jrnymnj.com, puzzlehead.org, winningdraw.com and two others.
fisporent.com partially shares its mail servers with other domains; known examples include hmhus.se, prclean.se and erikmattsson.se.
mx1.mailchannels.net → 54.69.1.140 and mx2.mailchannels.net → 54.187.177.89: one IP number per host name.