edula.cz - robtex.com
edula.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 37.9.175.6🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24 | ||||||
| PTR | 6.175.9.37.in-addr.arpa.websupport.sk | ||||||
| NS | ns1.websupport.sk ⭐ | ||||||
| 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.sk | ||||||
| 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.sk | ||||||
| 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.edula.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.edula.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.skadmin@websupport.sk serial=1569330515 | ||||||
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=1771291036 | ||||||
Subdomains
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.websupport.sk2015-12-30 → 2026-03-20 · 2 obs
● 2026-03-20 20:52:12
●NSns2.websupport.sk2015-12-30 → 2026-03-20 · 2 obs
● 2026-03-20 20:52:12
●NSns3.websupport.sk2015-12-30 → 2026-03-20 · 2 obs
● 2026-03-20 20:52:12
●MXmailin1.edula.cz2015-12-30 → 2026-03-20 · 2 obs
● 2026-03-20 20:52:12
●MXmailin2.edula.cz2015-12-30 → 2026-03-20 · 2 obs
● 2026-03-20 20:52:12
●A37.9.175.62015-12-30 → 2026-03-20 · 2 obs
● 2026-03-20 20:52:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | 8 records |
| edula.cz | ns1.websupport.sk, ns2.websupport.sk, ns3.websupport.sk | - |
✅ Authoritative Response
Server: 45.10.97.13
NS records: ns1.websupport.sk, ns2.websupport.sk, ns3.websupport.sk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 950ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.6 |
| NS | 3 | ns1.websupport.sk, ns2.websupport.sk... |
| MX | 2 | mailin1.edula.cz (pri: 10), mailin2.edula.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.sk admin.websupport.sk |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz...)
Analysis
Hierarchy
edula.cz is a parent of mailin2.edula.cz and mailin1.edula.cz.
IP Addresses
edula.cz points to IP number: 37.9.175.6.
Other host names such as agrobazar.sk, server.ppd.sk, ranon.sk, retroparty.sk and pulchercarat.com share IPs with edula.cz.
Name Servers
edula.cz is delegated to three name servers: ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.
edula.cz at least partially shares name servers with other domains, for instance ccservis.cz, chalupar.sk, skalkaarena.sk, mojelevice.sk and kospa.bio.
Host ns1.websupport.sk points to 2a10:bbc0::11 and 45.10.97.11; Host ns2.websupport.sk points to 2a02:250:3::12 and 185.71.159.12; Host ns3.websupport.sk points to 2a10:bbc0::13 and 45.10.97.13.
Mail Servers
edula.cz is handled by two mail servers: mailin1.edula.cz and mailin2.edula.cz.
Host names with a single IP:
mailin1.edula.cz points to 37.9.169.111.
mailin2.edula.cz points to 37.9.169.112.