renewtech.cz - robtex.com
renewtech.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=1784501240 | ||||||
Same first word
Similar names
DNS History
10 records (10 active, 0 former)
●NSisaac.ns.cloudflare.com2026-06-15 → 2026-07-19 · 2 obs
● 2026-07-19 22:54:08
●NSsofia.ns.cloudflare.com2026-06-15 → 2026-07-19 · 2 obs
● 2026-07-19 22:54:08
●MXbackup-mx.powerhosting.dk2026-06-15 → 2026-07-19 · 2 obs
● 2026-07-19 22:54:08
●MXmailscanner.powerhosting.dk2026-06-15 → 2026-07-19 · 2 obs
● 2026-07-19 22:54:08
●A104.26.8.962026-06-15 → 2026-07-19 · 2 obs
● 2026-07-19 22:54:08
●A104.26.9.962026-06-15 → 2026-07-19 · 2 obs
● 2026-07-19 22:54:08
●A172.67.75.342026-06-15 → 2026-07-19 · 2 obs
● 2026-07-19 22:54:08
●A2606:4700:20::681a:8602026-06-15 → 2026-07-19 · 2 obs
● 2026-07-19 22:54:08
●A2606:4700:20::681a:9602026-06-15 → 2026-07-19 · 2 obs
● 2026-07-19 22:54:08
●A2606:4700:20::ac43:4b222026-06-15 → 2026-07-19 · 2 obs
● 2026-07-19 22:54:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| renewtech.cz | sofia.ns.cloudflare.com, isaac.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.58.223
NS records: sofia.ns.cloudflare.com, isaac.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for renewtech.cz (unsigned zone)
⏱️ Timing
Total: 1880ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 3 | 172.67.75.34, 104.26.8.96... |
| AAAA | 3 | 2606:4700:20::681a:860, 2606:4700:20::ac43:4b22... |
| NS | 2 | isaac.ns.cloudflare.com, sofia.ns.cloudflare.com |
| MX | 2 | backup-mx.powerhosting.dk (pri: 100), mailscanner.powerhosting.dk (pri: 50) |
| TXT | 2 | google-site-verification=U9FL9-aGuZowJbc, v=spf1 include:_spf.powerhosting.dk -all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h2"] |
| SOA | 1 | isaac.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
renewtech.cz directs to 6 IP numbers: 104.26.8.96, 104.26.9.96, 172.67.75.34 and 3 other.
Two other host names, along with secure.millenniumcohort.org, ryvals.com and fra-lb01-tunnel.lb.hello-one-cloud.de, also share IP numbers with renewtech.cz.
Name Servers
DNS delegation for renewtech.cz points to two name servers: isaac.ns.cloudflare.com and sofia.ns.cloudflare.com.
renewtech.cz shares its NS records with other domains, for example renewtech.fi, renewtech.com, renewtech.it and two others.
renewtech.cz shares at least some of its name servers with other domains, including theducate.com, bhandakcity.com, noshufoods.com.au and two others.
These name servers are frequently seen alongside the name servers sullivan.ns.cloudflare.com.
DNS names with 6 IP addresses:
isaac.ns.cloudflare.com has IP addresses 108.162.193.177, 172.64.33.177 and 173.245.59.177, plus 3 other.
sofia.ns.cloudflare.com has IP addresses 108.162.192.223, 172.64.32.223 and 173.245.58.223, plus 3 other.
Mail Servers
renewtech.cz is served by two mail servers, backup-mx.powerhosting.dk and mailscanner.powerhosting.dk.
Among the domains sharing a mail server setup with renewtech.cz are newbrain.dk, modeslips.dk, socks4less.dk and two others.
renewtech.cz has at least some mail servers in common with other domains, such as kryptonit.org, randersidag.dk, snorban.it and imagewear.dk.
DNS names with 18 IP addresses:
mailscanner.powerhosting.dk has IP addresses 95.217.132.35, 159.69.15.90 and 185.31.77.171, plus 15 other.