ardent-tool.com - robtex.com
ardent-tool.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:d0a:1220::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | www250.your-server.de | ||||||
| A | 188.40.28.30🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1 | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block | ||||||
| PTR | ns2.web4u.cz | ||||||
| NS | ns.web4u.cz | ||||||
| A | 2001:1568:fd::241🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 185.14.224.241🇨🇿 WEB4U185.14.224.0/23 | ||||||
| PTR | ns.web4u.cz | ||||||
| MX | mail.ardent-tool.com ⭐ | ||||||
| A | 188.40.28.30🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1 | ||||||
| PTR | www250.your-server.de | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| TXT | google-site-verification=PdY7rUGuIXW04nTXTQahQrs2V2DiNIe0yn9wyn9dsts | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2019-08-16 #1 | ||||||
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=1778699541 | ||||||
rank #303385 in the tld
📈 Tranco rank: #951,087
Subdomains
mail.ardent-tool.com |
Same first word
ardent-tool.com |
ardent-tool.org.uk |
Similar names
DNS History
5 records (5 active, 0 former)
●MXmail.ardent-tool.com2019-12-18 → 2026-05-13 · 2 obs
● 2026-05-13 19:16:50
●A188.40.28.302019-12-18 → 2026-05-13 · 2 obs
● 2026-05-13 19:16:50
●A2a01:4f8:d0a:1220::22019-12-18 → 2026-05-13 · 2 obs
● 2026-05-13 19:16:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net... | - |
| ardent-tool.com | ns.web4u.cz, ns2.web4u.cz | - |
✅ Authoritative Response
Server:85.207.53.12
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ardent-tool.com (unsigned zone)
⏱️ Timing
Total: 980ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.40.28.30 |
| AAAA | 1 | 2a01:4f8:d0a:1220::2 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 1 | mail.ardent-tool.com (pri: 10) |
| TXT | 2 | v=spf1 a mx ~all, google-site-verification=PdY7rUGuIXW04nT |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
Analysis
Hierarchy
ardent-tool.com is the parent of mail.ardent-tool.com.
IP Addresses
ardent-tool.com resolves to two IP numbers: 2a01:4f8:d0a:1220::2 and 188.40.28.30.
other host names including mail.koordinata.ba, nramisaadvocada.es, mail.beb-zahntechnik.de, mail.ardent-tool.com and messrobotics.de share IP numbers with ardent-tool.com.
Name Servers
ardent-tool.com is delegated to two name servers ns2.web4u.cz and ns.web4u.cz.
ardent-tool.com shares the same name server setup as other domains, for instance mail360.cz, ecommerce4u.cz, k2technology.cz, vitapixla.com and vcd.cz.
Host names with two IP numbers:
The host name ns2.web4u.cz points to 2a02:a40:100:28ff::12 and 85.207.53.12; the host name ns.web4u.cz points to 2001:1568:fd::241 and 185.14.224.241.
Mail Servers
ardent-tool.com is handled by a single mail server, mail.ardent-tool.com.
mail.ardent-tool.com resolves to IP 188.40.28.30.