alder.cz - robtex.com
alder.cz
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=1784706441 | ||||||
Same first word
Similar names
DNS History
14 records (5 active, 9 former)
○NSns.gransy.com2015-07-11 → 2017-09-07 · 4 obs
● 2017-09-07 03:00:26
○ 2026-06-13 00:51:58
○ 2026-07-22 08:07:50
●NSns1.webglobe.cz2026-06-13 → 2026-07-22 · 3 obs
● 2026-06-13 00:51:58
● 2026-07-22 08:07:50
○NSns2.gransy.com2015-07-11 → 2017-09-07 · 4 obs
● 2017-09-07 03:00:26
○ 2026-06-13 00:51:58
○ 2026-07-22 08:07:50
●NSns2.webglobe.cz2026-06-13 → 2026-07-22 · 3 obs
● 2026-06-13 00:51:58
● 2026-07-22 08:07:50
○NSns3.gransy.com2015-07-11 → 2017-09-07 · 4 obs
● 2017-09-07 03:00:26
○ 2026-06-13 00:51:58
○ 2026-07-22 08:07:50
●NSns3.webglobe.com2026-06-13 → 2026-07-22 · 3 obs
● 2026-06-13 00:51:58
● 2026-07-22 08:07:50
○NSns4.gransy.com2015-07-11 → 2017-09-07 · 4 obs
● 2017-09-07 03:00:26
○ 2026-06-13 00:51:58
○ 2026-07-22 08:07:50
○NSns5.gransy.com2015-07-11 → 2017-09-07 · 4 obs
● 2017-09-07 03:00:26
○ 2026-06-13 00:51:58
○ 2026-07-22 08:07:50
○MXmail.klenot.cz2015-07-11 → 2017-09-07 · 4 obs
● 2017-09-07 03:00:26
○ 2026-06-13 00:51:58
○ 2026-07-22 08:07:50
●MXsmtp.google.com2026-06-13 → 2026-07-22 · 3 obs
● 2026-06-13 00:51:58
● 2026-07-22 08:07:50
●A159.69.73.1252026-06-13 → 2026-07-22 · 3 obs
● 2026-06-13 00:51:58
● 2026-07-22 08:07:50
○A2001:1528:137::f2015-11-16 → 2017-09-07 · 5 obs
● 2015-11-16 22:45:36
● 2017-09-07 03:00:26
○ 2026-06-13 00:51:58
○ 2026-07-22 08:07:50
○A77.78.104.1422015-11-16 → 2017-09-07 · 5 obs
● 2015-11-16 22:45:36
● 2017-09-07 03:00:26
○ 2026-06-13 00:51:58
○ 2026-07-22 08:07:50
○A91.207.189.1002015-07-11 → 2015-07-11 · 3 obs
○ 2015-11-16 22:45:36
○ 2026-07-22 08:07:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| alder.cz | ns1.webglobe.cz, ns2.webglobe.cz, ns3.webglobe.com | 4 records |
✅ Authoritative Response
Server:178.62.60.201
NS records: ns1.webglobe.cz, ns2.webglobe.cz, ns3.webglobe.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1235ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 159.69.73.125 |
| NS | 3 | ns2.webglobe.cz, ns1.webglobe.cz... |
| MX | 1 | SMTP.GOOGLE.COM (pri: 1) |
| TXT | 3 | google-site-verification=fAYaEuvEv7_RPak, google-site-verification=BG93i11JCvAJbDF... |
| SOA | 1 | ns1.webglobe.cz root.webglobe.cz |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.webglobe.cz, ns1.webglobe.cz, ns2.webglobe.cz...)
Analysis
IP Addresses
alder.cz has exactly one IP address — 159.69.73.125.
Other hosts including bfresh.cz, escapeboom.cz and artglass.cz share IP addresses with alder.cz.
Name Servers
alder.cz is delegated to three name servers: ns3.webglobe.com, ns1.webglobe.cz and ns2.webglobe.cz.
At least some of alder.cz's name servers are shared with other domains, for example paradiz.cz, ibv.cz, lezeckarevue.cz and two more.
These name servers tend to co-occur with ns.skok.cz, ns2.skok.cz, ns3.skokcz.eu and 5 other name servers in the same DNS delegations.
ns3.webglobe.com, ns1.webglobe.cz and ns2.webglobe.cz each resolve to two IP addresses: ns3.webglobe.com resolves to 178.62.60.201 and 2a03:b0c0:1:d0::1090:2001; ns1.webglobe.cz resolves to 185.65.223.35 and 2a00:1e40:a:53::5; ns2.webglobe.cz resolves to 217.31.48.201 and 2001:1ab0:7e1e:2::5.
Mail Servers
alder.cz uses one mail server — smtp.google.com.
The mail server setup of alder.cz matches that of other domains such as fome.agency, deweekvandecirculaireeconomie.nl, evergreen-christian-academy.org and two others.
At least some of the mail servers used by alder.cz are shared with other domains: alpha.institute, vpholidays.com, femurn.org.br and two others among them.
It is common to see these mail servers combined with the mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and alt3.aspmx.l.google.com.
smtp.google.com has 9 IP addresses: 142.251.163.26, 142.251.163.27, 142.251.167.26 plus 6 more.