elspac.com - robtex.com
elspac.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 147.251.5.239🇨🇿 CESNET147.251.0.0/16 MUNI-TCZ | ||||||
| PTR | webcentrum-redirect.ics.muni.cz | ||||||
| NS | ns2.muni.cz ⭐ | ||||||
| A | 2001:718:801:406::10🇨🇿 CESNET2001:718::/32 6-TCZ | ||||||
| PTR | ns2.muni.cz | ||||||
| A | 147.251.6.10🇨🇿 CESNET147.251.0.0/16 MUNI-TCZ | ||||||
| PTR | ns2.muni.cz | ||||||
| PTR | dior.ics.muni.cz | ||||||
| NS | ns.muni.cz | ||||||
| A | 2001:718:801:404::33🇨🇿 CESNET2001:718::/32 6-TCZ | ||||||
| PTR | ns.muni.cz | ||||||
| PTR | ns.ics.muni.cz | ||||||
| A | 147.251.4.33🇨🇿 CESNET147.251.0.0/16 MUNI-TCZ | ||||||
| PTR | ns.muni.cz | ||||||
| PTR | ns.ics.muni.cz | ||||||
| SOA | ns.muni.czmoucka@muni.cz 2024-03-01 #5 | ||||||
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=1776110072 | ||||||
Same first word
Similar names
DNS History
4 records (3 active, 1 former)
○A147.251.147.712015-05-25 → 2017-04-09 · 4 obs
● 2017-04-09 11:29:00
○ 2026-04-05 08:45:44
○ 2026-04-13 20:23:42
●A147.251.5.2392026-04-05 → 2026-04-13 · 3 obs
● 2026-04-05 08:45:44
● 2026-04-13 20:23:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, h.gtld-servers.net... | - |
| elspac.com | ns.muni.cz, ns2.muni.cz | - |
✅ Authoritative Response
Server:147.251.4.33
NS records: ns.muni.cz, ns2.muni.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for elspac.com (unsigned zone)
⏱️ Timing
Total: 3603ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 147.251.5.239 |
| NS | 2 | ns.muni.cz, ns2.muni.cz |
| SOA | 1 | ns.muni.cz moucka.muni.cz |
Analysis
IP Addresses
elspac.com points to a single IP address: 147.251.5.239.
Other host names such as telc.muni.cz, c4e.cz, casr.cz, kisk.cz and inflow.cz share IPs with elspac.com.
Name Servers
Two name servers ns2.muni.cz and ns.muni.cz handle the delegation for elspac.com.
elspac.com shares the same name server setup as other domains, for example bb.muni.cz, 21.251.147.in-addr.arpa, religionistika.cz, bb40.muni.cz and 13.251.147.in-addr.arpa.
elspac.com at least partially shares name servers with other domains, for example 51.251.147.in-addr.arpa, ceitec.muni.cz, 128.251.147.in-addr.arpa, repozitar.cz and plagiator.cz.
These name servers are often used together with nsa.ces.net, anxur.fi.muni.cz, ns.ukb.muni.cz, cedric.unob.cz, vportal.unob.cz, aisa.fi.muni.cz, elanor.sci.muni.cz, ns2.phil.muni.cz and ns.phil.muni.cz.
Host names with two IP numbers:
ns2.muni.cz points to 2001:718:801:406::10 and 147.251.6.10.
ns.muni.cz points to 2001:718:801:404::33 and 147.251.4.33.