guru-one.com - robtex.com
guru-one.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.195.240.135🇩🇪 SEDO91.195.240.0/23 -NET-PI | ||||||
| NS | ns1.iossol.de ⭐ | ||||||
| A | 2a01:4f8:7d:506:225:90ff:fe47:463e🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | ns1.iossol.de | ||||||
| A | 213.239.237.111🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | ns1.iossol.de | ||||||
| NS | ns2.iossol.de | ||||||
| A | 213.133.125.126🇩🇪 Hetzner213.133.96.0/19 HETZNER-RZ-NBG-BLK1 | ||||||
| PTR | ns2.iossol.de | ||||||
| NS | ns3.iossol.de | ||||||
| A | 138.201.17.32🇩🇪 Hetzner138.201.0.0/16 HETZNER-RZ-BLK-ERX4 | ||||||
| PTR | ns3.iossol.de | ||||||
| MX | mail.iossol.com ⭐ | ||||||
| A | 2a01:4f8:7d:50d:49d9:98c8:8dda:af5🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | mail.iossol.com | ||||||
| A | 213.239.249.240🇩🇪 Hetzner213.239.192.0/18 HETZNER-RZ-NBG-BLK2 | ||||||
| PTR | mail.iossol.com | ||||||
| TXT | 9cc7c9112a0361b4ce006964583c7fe747d41ed6 | ||||||
| TXT | v=spf1 mx ip4:213.239.237.22 ~all | ||||||
| SOA | ns1.iossol.dehostmaster@iossol.de 2021-12-28 #8 | ||||||
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=1774507807 | ||||||
Same first word
guru-one.com |
DNS History
5 records (5 active, 0 former)
●MXmail.iossol.com2026-02-25 → 2026-03-26 · 2 obs
● 2026-03-26 07:09:56
●A91.195.240.1352026-02-25 → 2026-03-26 · 2 obs
● 2026-03-26 07:09:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, d.gtld-servers.net... | - |
| guru-one.com | ns1.iossol.de, ns2.iossol.de, ns3.iossol.de | - |
✅ Authoritative Response
Server:213.239.237.111
NS records: ns1.iossol.de, ns2.iossol.de, ns3.iossol.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for guru-one.com (unsigned zone)
⏱️ Timing
Total: 1012ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.195.240.135 |
| NS | 3 | ns2.iossol.de, ns3.iossol.de... |
| MX | 1 | mail.iossol.com (pri: 10) |
| TXT | 2 | v=spf1 mx ip4:213.239.237.22 ~all, 9cc7c9112a0361b4ce006964583c7fe747d41ed6 |
| SOA | 1 | ns1.iossol.de hostmaster.iossol.de |
Analysis
IP Addresses
guru-one.com points to a single IP address: 91.195.240.135.
Other host names such as gcn.co.za, azp.co.za, proveedor.com, m-m-s.ag and sandkiste.eu share IPs with guru-one.com.
Name Servers
guru-one.com is delegated to three name servers: ns1.iossol.de, ns2.iossol.de and ns3.iossol.de.
guru-one.com at least partially shares name servers with other domains, for example hgrg.de, managerapps.de, pd-f.org, mc-gill.de and medisquare.de.
Host names with two IP numbers:
ns1.iossol.de points to 2a01:4f8:7d:506:225:90ff:fe47:463e and 213.239.237.111.
Host names with one IP number:
ns2.iossol.de points to 213.133.125.126.
ns3.iossol.de points to 138.201.17.32.
Mail Servers
The mail.iossol.com mail server handles guru-one.com.
guru-one.com shares the same mail server setup as other domains, including lindeshop.de, qet.at, starke-kreise.de, baugeneralist.com and trichologiepraxis.de.
mail.iossol.com points to two IP numbers: 2a01:4f8:7d:50d:49d9:98c8:8dda:af5 and 213.239.249.240.