DNSWHOIS.INFO - j-sys.de
Search for IP or hostnames:
j-sys.de checked at 2025-10-24T04:15:23.867Z 191ms 83/83/83 100% R:14j-sys.de
| NS | ns.second-ns.com | ||||||
| A | 2a01:4f8:0:a101::b:1 🇩🇪 Hetzner | ||||||
| PTR | ns.second-ns.com | ||||||
| A | 213.239.204.242🇩🇪 Hetzner | ||||||
| PTR | ns.second-ns.com | ||||||
| MX | mail.j-sys.de | ||||||
| A | 138.199.204.249🇩🇪 Hetzner | ||||||
| PTR | mailcow01.j-sys.de | ||||||
| NS | ns3.second-ns.de | ||||||
| A | 2001:67c:192c::add:b3 🇩🇪 noris network AG | ||||||
| PTR | ns3.second-ns.de | ||||||
| A | 193.47.99.4🇩🇪 noris network AG | ||||||
| PTR | ns3.second-ns.de | ||||||
| NS | ns1.your-server.de | ||||||
| A | 2a01:4f8:0:1::5ddc:1 🇩🇪 Hetzner | ||||||
| PTR | ns1.your-server.de | ||||||
| A | 213.133.100.102🇩🇪 Hetzner | ||||||
| PTR | ns1.your-server.de | ||||||
| A | 2a01:4f8:d0a:27bd::2 🇩🇪 Hetzner | ||||||
| PTR | www4.your-server.de | ||||||
| A | 138.199.204.249🇩🇪 Hetzner | ||||||
| PTR | mailcow01.j-sys.de | ||||||
de
| NS | a.nic.de | ||||||
| NS | f.nic.de | ||||||
| NS | z.nic.de | ||||||
| NS | l.de.net | ||||||
| NS | n.de.net | ||||||
| NS | s.de.net | ||||||
Up
mail.j-sys.de |
mailcow01.j-sys.de |
Starts with same word
Starts similarily
AI analysis
j-sys.de is a parent of mail.j-sys.de and mailcow01.j-sys.de.
j-sys.de resolves to two IP numbers: 2a01:4f8:d0a:27bd::2 and 138.199.204.249.
Other host names, for instance concad.at, michael-faustmann.de, mail.aurich-web.de, scripton.com and email-shop.eu share IP numbers with j-sys.de.
j-sys.de is delegated to three name servers: ns.second-ns.com, ns3.second-ns.de and ns1.your-server.de.
j-sys.de partially shares name servers with other domains; examples include zowack.com, terravert.com, algi.dk, audimaxx.de and diesegel.de.
Host names with two IP numbers:
ns.second-ns.com points to 2a01:4f8:0:a101::b:1 and 213.239.204.242.
ns3.second-ns.de points to 2001:67c:192c::add:b3 and 193.47.99.4.
ns1.your-server.de points to 2a01:4f8:0:1::5ddc:1 and 213.133.100.102.
j-sys.de is handled by a single mail server, mail.j-sys.de.
mail.j-sys.de points to a single IP: 138.199.204.249.