czechjazz.org - robtex.com
czechjazz.org
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1785266038 | ||||||
Same first word
czechjazz.org |
DNS History
9 records (8 active, 1 former)
●MXalt1.aspmx.l.google.com2015-08-06 → 2026-07-28 · 2 obs
● 2026-07-28 19:35:24
●MXalt2.aspmx.l.google.com2015-08-06 → 2026-07-28 · 2 obs
● 2026-07-28 19:35:24
●MXaspmx.l.google.com2015-08-06 → 2026-07-28 · 2 obs
● 2026-07-28 19:35:24
●MXaspmx2.googlemail.com2015-08-06 → 2026-07-28 · 2 obs
● 2026-07-28 19:35:24
●MXaspmx3.googlemail.com2015-08-06 → 2026-07-28 · 2 obs
● 2026-07-28 19:35:24
○A178.238.37.1712015-08-06 → 2017-04-20 · 4 obs
● 2017-04-20 10:02:02
○ 2026-03-23 00:59:04
○ 2026-07-28 19:35:24
●A62.109.154.782026-03-23 → 2026-07-28 · 3 obs
● 2026-03-23 00:59:04
● 2026-07-28 19:35:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| czechjazz.org | ns2.ignum.cz, ns1.ignum.com | - |
✅ Authoritative Response
Server:185.65.223.35
NS records: ns2.ignum.cz, ns1.ignum.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for czechjazz.org (unsigned zone)
⏱️ Timing
Total: 724ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 62.109.154.78 |
| NS | 2 | ns1.ignum.com, ns2.ignum.cz |
| MX | 5 | aspmx3.googlemail.com (pri: 50), aspmx.l.google.com (pri: 10)... |
| SOA | 1 | ns1.ignum.com hostmaster.ignum.cz |
Analysis
IP Addresses
czechjazz.org directs to one IP number, which is 62.109.154.78.
Among the host names that share IP numbers with czechjazz.org are www.4ok.cz, magnum.cz, www.f5b.cz and two others.
Name Servers
czechjazz.org has two authoritative name servers — ns1.ignum.com and ns2.ignum.cz.
czechjazz.org has the same name server delegation as a number of other domains, such as pavelkalina.com, melouch.cz, renaultf1.cz and two more.
czechjazz.org partially shares its NS delegation with several other domains, including cybelec.sk, medulan.cz, siriusis.cz and two others.
These name servers regularly co-occur with the name servers ns1.ignum.eu, ns2.ignum.eu and ns3.ignum.eu.
Both ns1.ignum.com and ns2.ignum.cz have two IP addresses each. ns1.ignum.com resolves to 185.65.223.35 and 2a00:1e40:a:53::5; ns2.ignum.cz resolves to 217.31.48.201 and 2001:1ab0:7e1e:2::5.
Mail Servers
Mail for czechjazz.org is handled by five mail servers, namely aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
czechjazz.org shares at least some of its mail servers with other domains — for example gervasoni.jp, pegasusimaging.com, ns500599.ns500724.ns500737.ns500737.ns500737.ns500599.ns500724.ns500724.ns500737.ns500697.ns500697.ns500583.ns500583.yummyflingsfinder.com and two more.
It is common to find these mail servers paired with mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 more.
Hosts with two IP numbers each:
aspmx2.googlemail.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1a.
aspmx3.googlemail.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1a.
aspmx.l.google.com resolves to 142.251.167.27 and 2607:f8b0:4004:c29::1a.
alt1.aspmx.l.google.com resolves to 108.177.123.27 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1a.
The host names aspmx2.googlemail.com and alt1.aspmx.l.google.com both resolve to 2800:3f0:4003:c0f::1a IP addresses.
The host names aspmx2.googlemail.com and alt1.aspmx.l.google.com both resolve to 108.177.123.27 IP addresses.
The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 2a00:1450:400b:c02::1a IP addresses.
The host names aspmx3.googlemail.com and alt2.aspmx.l.google.com both resolve to 172.253.116.26 IP addresses.