alavisplus.cz - robtex.com
alavisplus.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 172.104.228.42🇩🇪 AKAMAI-LINODE-AP172.104.224.0/19 Akamai Technologies | ||||||
| PTR | s19.upgates.com | ||||||
| NS | ns1.websupport.cz ⭐ | ||||||
| A | 2a10:bbc0::11🇨🇿 ACTIVE24-AS2a10:bbc0::/32 | ||||||
| PTR | ns1.websupport.eu | ||||||
| A | 45.10.97.11🇨🇿 ACTIVE24-AS45.10.97.0/24 | ||||||
| PTR | ns1.websupport.eu | ||||||
| NS | ns2.websupport.cz | ||||||
| A | 2a02:250:3::12🇸🇪 ACTIVE24-AS2a02:250:3::/48 | ||||||
| PTR | ns2.websupport.eu | ||||||
| A | 185.71.159.12🇸🇪 ACTIVE24-AS185.71.159.0/24 | ||||||
| PTR | ns2.websupport.eu | ||||||
| NS | ns3.websupport.eu | ||||||
| A | 2a10:bbc0::13🇨🇿 ACTIVE24-AS2a10:bbc0::/32 | ||||||
| PTR | ns3.websupport.eu | ||||||
| A | 45.10.97.13🇨🇿 ACTIVE24-AS45.10.97.0/24 | ||||||
| PTR | ns3.websupport.eu | ||||||
| MX | mailin1.alavisplus.cz ⭐ | ||||||
| A | 37.9.169.111🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.168.0/21 Websupport, s.r.o. | ||||||
| PTR | mail-proxymxphy-7.websupport.sk | ||||||
| MX | mailin2.alavisplus.cz(100) | ||||||
| A | 37.9.169.112🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.168.0/21 Websupport, s.r.o. | ||||||
| PTR | mail-proxymxphy-6.websupport.sk | ||||||
| TXT | v=spf1 a mx include:_spf.websupport.sk ?all | ||||||
| TXT | spf2.0/pra a mx include:_sid.websupport.sk ?all | ||||||
| SOA | ns1.websupport.czadmin@websupport.cz serial=1685014464 | ||||||
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=1778825837 | ||||||
Subdomains
Same first word
alavisplus.cz |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.websupport.cz2026-02-17 → 2026-05-15 · 2 obs
● 2026-05-15 07:03:28
●NSns2.websupport.cz2026-02-17 → 2026-05-15 · 2 obs
● 2026-05-15 07:03:28
●NSns3.websupport.eu2026-02-17 → 2026-05-15 · 2 obs
● 2026-05-15 07:03:28
●MXmailin1.alavisplus.cz2026-02-17 → 2026-05-15 · 2 obs
● 2026-05-15 07:03:28
●MXmailin2.alavisplus.cz2026-02-17 → 2026-05-15 · 2 obs
● 2026-05-15 07:03:28
●A172.104.228.422026-02-17 → 2026-05-15 · 2 obs
● 2026-05-15 07:03:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| alavisplus.cz | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.13
NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1262ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 172.104.228.42 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mailin1.alavisplus.cz (pri: 10), mailin2.alavisplus.cz (pri: 100) |
| TXT | 2 | v=spf1 a mx include:_spf.websupport.sk ?, spf2.0/pra a mx include:_sid.websupport. |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
alavisplus.cz is a parent of mailin2.alavisplus.cz and mailin1.alavisplus.cz.
IP Addresses
alavisplus.cz maps to IP address 172.104.228.42.
Other host names, for instance www.traso.cz, lifefit.cz, paraeshop.com, koberceky.sk and www.plantea.sk share IP numbers with alavisplus.cz.
Name Servers
alavisplus.cz is delegated to name servers ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
alavisplus.cz at least partially shares name servers with other domains such as vsathena.nl, s-life.cz, drasov.cz, gazu.cz and laser-trap.com.
These name servers are commonly used alongside ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.
Host names with two IP numbers:
ns1.websupport.cz points to 2a10:bbc0::11 and 45.10.97.11.
ns2.websupport.cz points to 2a02:250:3::12 and 185.71.159.12.
ns3.websupport.eu points to 2a10:bbc0::13 and 45.10.97.13.
Mail Servers
Two mail servers handle alavisplus.cz: mailin1.alavisplus.cz and mailin2.alavisplus.cz.
Host names with a single IP address:
mailin1.alavisplus.cz points to 37.9.169.111
mailin2.alavisplus.cz points to 37.9.169.112