fatmax.cz - robtex.com
fatmax.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2001:1568:b:1::14🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | proliant2.trebonsko.net | ||||||
| A | 81.91.84.107🇨🇿 WEB4U81.91.80.0/21 | ||||||
| NS | ns.avonet.cz ⭐ | ||||||
| A | 2a00:6500:0:11::a🇨🇿 MGI2a00:6500::/29 AVONET, s.r.o. | ||||||
| PTR | ns-bb0-acc-1.avonet.cz | ||||||
| A | 217.112.162.34🇨🇿 MGI217.112.160.0/20 CZ.MGI | ||||||
| PTR | ns.avonet.cz | ||||||
| NS | sns.avonet.cz | ||||||
| A | 2a02:17a0:fff1:2003::a🇨🇿 GRAPESC-ISP2a02:17a0::/30 | ||||||
| A | 93.91.154.61🇨🇿 ISPAlliance93.91.144.0/20 | ||||||
| PTR | u154-61.static.grape.cz | ||||||
| NS | tns.avonet.cz ⚠️ Not in parent delegation | ||||||
| A | 2a00:6500:0:f2::c🇨🇿 MGI2a00:6500::/29 AVONET, s.r.o. | ||||||
| PTR | tns.avonet.cz | ||||||
| A | 217.112.160.5🇨🇿 MGI217.112.160.0/20 CZ.MGI | ||||||
| PTR | tns.avonet.cz | ||||||
| MX | fatmax.cz ⭐ 🔒 | ||||||
| A | 2001:1568:b:1::14🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | proliant2.trebonsko.net | ||||||
| A | 81.91.84.107🇨🇿 WEB4U81.91.80.0/21 | ||||||
| PTR | proliant2.argon.cz | ||||||
| SOA | ns.avonet.czhostmaster@avonet.cz 2025-12-03 #38 | ||||||
cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.ns.nic.cz ⭐ | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1774451862 | ||||||
MX for
fatmax.cz |
Same first word
fatmax.cz |
Similar names
DNS History
10 records (6 active, 4 former)
●NStns.avonet.cz2026-02-24 → 2026-03-25 · 3 obs
● 2026-02-24 02:16:24
● 2026-03-25 16:01:50
●MXfatmax.cz2015-08-01 → 2026-03-25 · 2 obs
● 2026-03-25 16:01:50
○MXmx1.avonet.cz2015-08-01 → 2019-03-14 · 4 obs
● 2019-03-14 16:03:14
○ 2026-02-24 02:16:24
○ 2026-03-25 16:01:50
○MXspool.avonet.cz2015-08-01 → 2019-03-14 · 4 obs
● 2019-03-14 16:03:14
○ 2026-02-24 02:16:24
○ 2026-03-25 16:01:50
○A194.212.79.472017-02-07 → 2019-03-14 · 5 obs
● 2017-02-07 18:50:08
● 2019-03-14 16:03:14
○ 2026-02-24 02:16:24
○ 2026-03-25 16:01:50
●A2001:1568:b:1::142026-02-24 → 2026-03-25 · 3 obs
● 2026-02-24 02:16:24
● 2026-03-25 16:01:50
●A81.91.84.1072026-02-24 → 2026-03-25 · 3 obs
● 2026-02-24 02:16:24
● 2026-03-25 16:01:50
○A81.95.96.292015-08-01 → 2016-04-06 · 4 obs
● 2016-04-06 19:36:24
○ 2017-02-07 18:50:08
○ 2026-03-25 16:01:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| fatmax.cz | sns.avonet.cz, ns.avonet.cz | 4 records |
✅ Authoritative Response
Server:217.112.162.34
NS records: sns.avonet.cz, ns.avonet.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 983ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.84.107 |
| AAAA | 1 | 2001:1568:b:1::14 |
| NS | 3 | sns.avonet.cz, tns.avonet.cz... |
| MX | 1 | fatmax.cz (pri: 10) |
| SOA | 1 | ns.avonet.cz hostmaster.avonet.cz |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (sns.avonet.cz, ns.avonet.cz, sns.avonet.cz...)
Analysis
Mail Server Role
fatmax.cz serves as the mail server for fatmax.cz.
IP Addresses
Two IP numbers are pointed to by fatmax.cz: 2001:1568:b:1::14 and 81.91.84.107.
other host names include skopkovi.eu, sscv.cz, tlustaberta.cz, skr.cz and inoweb.cz; they share IP numbers with fatmax.cz.
Name Servers
fatmax.cz is delegated to three name servers ns.avonet.cz, sns.avonet.cz and tns.avonet.cz.
fatmax.cz at least partially shares name servers with other domains, for instance vavrys.cz, 142.20.178.in-addr.arpa, spos.cz, preciz.at and 250.115.217.in-addr.arpa.
Host names with two IP numbers:
ns.avonet.cz points to 2a00:6500:0:11::a and 217.112.162.34; sns.avonet.cz points to 2a02:17a0:fff1:2003::a and 93.91.154.61; tns.avonet.cz points to 2a00:6500:0:f2::c and 217.112.160.5.
Mail Servers
fatmax.cz is handled by a single mail server.
fatmax.cz resolves to two IPs: 2001:1568:b:1::14 and 81.91.84.107.