a66.cz - robtex.com
a66.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 31.22.4.229🇬🇧 WILDCARD-AS31.22.4.0/24 Wildcard Networks | ||||||
| PTR | sv61.ifastnet10.org | ||||||
| NS | ns1.ifastnet10.org ⭐ | ||||||
| A | 31.22.4.228🇬🇧 WILDCARD-AS31.22.4.0/24 Wildcard Networks | ||||||
| PTR | sv61.ifastnet10.org | ||||||
| NS | ns2.ifastnet10.org | ||||||
| A | 31.22.4.229🇬🇧 WILDCARD-AS31.22.4.0/24 Wildcard Networks | ||||||
| PTR | sv61.ifastnet10.org | ||||||
| MX | a66.cz ⭐ | ||||||
| A | 31.22.4.229🇬🇧 WILDCARD-AS31.22.4.0/24 Wildcard Networks | ||||||
| PTR | sv61.ifastnet10.org | ||||||
| TXT | v=spf1 +a +mx +ip4:31.22.4.227 +ip4:82.163.176.62 +include:relay.mailchannels... | ||||||
| SOA | ns1.ifastnet10.orgresponse@ifastnet.com 2026-03-06 #0 | ||||||
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=1774538235 | ||||||
MX for
a66.cz |
Subdomains
www.a66.cz |
Same first word
a66.tw |
a66.cool |
a66.com |
a66.net |
a66.day |
a66.space |
a66.cz |
a66.fun |
a66.at |
a66.co |
a66.asia |
a66.ru |
a66.de |
a66.info |
a66.nl |
a66.cc |
a66.es |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.ifastnet10.org2026-03-11 → 2026-03-26 · 2 obs
● 2026-03-26 15:52:04
●NSns2.ifastnet10.org2026-03-11 → 2026-03-26 · 2 obs
● 2026-03-26 15:52:04
●MXa66.cz2026-03-11 → 2026-03-26 · 2 obs
● 2026-03-26 15:52:04
●A31.22.4.2292026-03-11 → 2026-03-26 · 5 obs
● 2026-03-13 23:41:14
○ 2026-03-17 12:03:22
● 2026-03-21 08:13:04
● 2026-03-26 15:52:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| a66.cz | ns2.ifastnet10.org, ns1.ifastnet10.org | - |
✅ Authoritative Response
Server:31.22.4.228
NS records: ns2.ifastnet10.org, ns1.ifastnet10.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a66.cz (unsigned zone)
⏱️ Timing
Total: 1043ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.22.4.229 |
| NS | 2 | ns2.ifastnet10.org, ns1.ifastnet10.org |
| MX | 1 | a66.cz (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:31.22.4.227 +ip4:82.1 |
| SOA | 1 | ns1.ifastnet10.org response.ifastnet.com |
Analysis
Hierarchy
www.a66.cz has a66.cz as its parent.
Mail Server Role
The mail server for a66.cz is a66.cz.
IP Addresses
a66.cz maps to IP address 31.22.4.229.
Other host names, for instance dallab.net, visitasgratis.es, pajcy.com, cafe401.com and clasesylicencias.com share IP numbers with a66.cz.
Name Servers
Two name servers ns1.ifastnet10.org and ns2.ifastnet10.org are delegated to a66.cz.
a66.cz uses the same name server configuration as other domains, such as ifastnet10.org, dallab.net, visitasgratis.es, naillabbyel.com and pajcy.com.
a66.cz at least partially shares name servers with other domains such as zon-eg.com, vfbot.com, planetem.ca, 1hub.ru and easyield.com.
These name servers are commonly used with ns1.ifastnet4.org and ns2.ifastnet4.org.
Host names with a single IP address:
ns1.ifastnet10.org points to 31.22.4.228
ns2.ifastnet10.org points to 31.22.4.229
Mail Servers
One mail server serves a66.cz.
a66.cz points to one IP number: 31.22.4.229.