czechchallenge.com - robtex.com
czechchallenge.com
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=1771291435 | ||||||
Previously MX for
czechchallenge.com |
Same first word
czechchallenge.com |
DNS History
19 records (6 active, 13 former)
○NSns.forpsi.cz2015-08-03 → 2015-08-03 · 3 obs
○ 2015-12-01 22:37:48
○ 2026-03-22 16:47:58
○NSns.forpsi.it2015-08-03 → 2015-08-03 · 3 obs
○ 2015-12-01 22:37:48
○ 2026-03-22 16:47:58
○NSns.forpsi.net2015-08-03 → 2015-08-03 · 3 obs
○ 2015-12-01 22:37:48
○ 2026-03-22 16:47:58
○NSns.forpsi.us2015-08-03 → 2015-08-03 · 3 obs
○ 2015-12-01 22:37:48
○ 2026-03-22 16:47:58
●NSns.wedos.com2026-03-06 → 2026-03-22 · 3 obs
● 2026-03-06 00:16:16
● 2026-03-22 16:47:58
●NSns.wedos.cz2026-03-06 → 2026-03-22 · 3 obs
● 2026-03-06 00:16:16
● 2026-03-22 16:47:58
●NSns.wedos.eu2026-03-06 → 2026-03-22 · 3 obs
● 2026-03-06 00:16:16
● 2026-03-22 16:47:58
●NSns.wedos.net2026-03-06 → 2026-03-22 · 3 obs
● 2026-03-06 00:16:16
● 2026-03-22 16:47:58
○NSns1.icontent.com2016-03-09 → 2016-07-13 · 5 obs
● 2016-03-09 12:02:34
● 2016-07-13 22:12:38
○ 2017-04-02 19:50:34
○ 2026-03-22 16:47:58
○NSns1.renewyourname.net2015-12-01 → 2015-12-01 · 4 obs
● 2015-12-01 22:37:48
○ 2016-03-09 12:02:34
○ 2026-03-22 16:47:58
○NSns2.icontent.com2016-03-09 → 2016-07-13 · 5 obs
● 2016-03-09 12:02:34
● 2016-07-13 22:12:38
○ 2017-04-02 19:50:34
○ 2026-03-22 16:47:58
○NSns2.renewyourname.net2015-12-01 → 2015-12-01 · 4 obs
● 2015-12-01 22:37:48
○ 2016-03-09 12:02:34
○ 2026-03-22 16:47:58
○MXcloud-0444.kerio.net2015-08-03 → 2015-08-03 · 3 obs
○ 2015-12-01 22:37:48
○ 2026-03-22 16:47:58
○MXczechchallenge.com2016-03-09 → 2016-07-13 · 5 obs
● 2016-03-09 12:02:34
● 2016-07-13 22:12:38
○ 2017-04-02 19:50:34
○ 2026-03-22 16:47:58
●MXsmtp.google.com2026-03-06 → 2026-03-22 · 3 obs
● 2026-03-06 00:16:16
● 2026-03-22 16:47:58
○A104.130.196.2532016-03-09 → 2016-07-13 · 5 obs
● 2016-03-09 12:02:34
● 2016-07-13 22:12:38
○ 2017-04-02 19:50:34
○ 2026-03-22 16:47:58
○A176.74.176.1842015-12-01 → 2015-12-01 · 4 obs
● 2015-12-01 22:37:48
○ 2016-03-09 12:02:34
○ 2026-03-22 16:47:58
●A45.159.231.1992026-03-06 → 2026-03-22 · 3 obs
● 2026-03-06 00:16:16
● 2026-03-22 16:47:58
○A81.2.194.1282015-08-03 → 2015-08-03 · 3 obs
○ 2015-12-01 22:37:48
○ 2026-03-22 16:47:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| czechchallenge.com | ns.wedos.net, ns.wedos.cz, ns.wedos.eu, ns.wedos.com | 2 records |
✅ Authoritative Response
Server: 75.2.92.86
NS records: ns.wedos.net, ns.wedos.cz, ns.wedos.eu, ns.wedos.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for czechchallenge.com (unsigned zone)
⏱️ Timing
Total: 824ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.159.231.199 |
| NS | 4 | ns.wedos.cz, ns.wedos.eu... |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 1 | google-site-verification=VmpBSXyt89IdAhI |
| SOA | 1 | ns.wedos.net wedos.wedos.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.wedos.com, ns.wedos.com)
Analysis
IP Addresses
czechchallenge.com points to a single IP number: 45.159.231.199.
Other host names, for instance app03.podpora.info, share IP numbers with czechchallenge.com.
Name Servers
czechchallenge.com is delegated to four name servers: ns.wedos.com, ns.wedos.cz, ns.wedos.eu and ns.wedos.net.
czechchallenge.com at least partially shares name servers with other domains, for instance mirekzapletal.cz, fmgroup.cz, lenako.cz, greenwell.cz and incense-fragrances.com.
Host names with four IP numbers:
ns.wedos.cz points to: 2a0e:acc0:1::caff:caff:cafb, 2a0e:acc0:2::c:1:c1, 45.138.106.1 and 185.8.238.1
ns.wedos.net points to: 2600:9000:a419:5a54:19f7:a614:36fd:2825, 2600:9000:a705:25bb:c632:5e5a:dd9c:1e46, 75.2.92.86 and 99.83.142.9
Host names with two IP numbers:
ns.wedos.com points to: 2a0e:acc0:1::cafe:cafe:cafe and 45.138.106.0
ns.wedos.eu points to: 2a0e:acc0:2::b:1:b1 and 185.8.238.0
Mail Servers
czechchallenge.com is handled by a single mail server, smtp.google.com.
czechchallenge.com uses the same mail server configuration as other domains, such as secondhugs.com, buildingsystemshawaii.com, vrhlvideo.nl, google.co.je and alyssandra.com.
czechchallenge.com shares mail servers with other domains at least in part, for instance shopatorie.com, gamel.co, pmnuts.com, quanta.cl and rossall.org.uk.
These mail servers are often used with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
Host smtp.google.com points to nine IP numbers: 2607:f8b0:4023:c06::1a, 2607:f8b0:4023:c06::1b, 2607:f8b0:4023:c0b::1a, 2607:f8b0:4023:c0b::1b, 142.250.101.26, 142.250.101.27, 142.250.141.26, 142.250.141.27 and 142.251.2.26.