DNSWHOIS.INFO - b-sys.de
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b-sys.de checked at 2025-10-30T18:47:38.433Z 1045ms 87/87/87 100% R:13b-sys.de
| MX | mailserv.regfish.com | ||||||
| A | 52.57.101.90🇩🇪 Amazon | ||||||
| PTR | mailserv.regfish.com | ||||||
| NS | a.regfish-ns.net | ||||||
| A | 2a02:2c0:0:21::aced:beef 🇩🇪 REGFISH-AS | ||||||
| PTR | a.regfish-ns.net | ||||||
| A | 178.21.144.21🇩🇪 REGFISH-AS | ||||||
| PTR | a.regfish-ns.net | ||||||
| NS | b.regfish-ns.net | ||||||
| A | 2a02:2c0:1:21::aced:beef 🇩🇪 REGFISH-AS | ||||||
| PTR | b.regfish-ns.net | ||||||
| A | 178.21.145.21🇩🇪 REGFISH-AS | ||||||
| PTR | b.regfish-ns.net | ||||||
| NS | c.regfish-ns.net | ||||||
| A | 2a02:2c0:2:21::aced:beef 🇩🇪 REGFISH-AS | ||||||
| PTR | c.regfish-ns.net | ||||||
| A | 178.21.146.21🇩🇪 REGFISH-AS | ||||||
| PTR | c.regfish-ns.net | ||||||
| A | 52.59.191.217🇩🇪 Amazon | ||||||
| PTR | aws-web-01-a.zeta-sw.com | ||||||
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 | ||||||
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AI analysis
b-sys.de is a parent of www.b-sys.de and mail.b-sys.de.
b-sys.de points to IP number: 52.59.191.217.
Other host names such as zeta-uploader.com, noe.nl, zinkpower.de, noe.be and noesale.de share IPs with b-sys.de.
b-sys.de is delegated to three name servers: a.regfish-ns.net, b.regfish-ns.net and c.regfish-ns.net.
b-sys.de at least partially shares name servers with other domains, for instance jetcutter.eu, litvak.eu, volkswagen-otlg.de, florianheidenreich.de and alexander-hochbaum.de.
Host a.regfish-ns.net points to 2a02:2c0:0:21::aced:beef and 178.21.144.21; Host b.regfish-ns.net points to 2a02:2c0:1:21::aced:beef and 178.21.145.21; Host c.regfish-ns.net points to 2a02:2c0:2:21::aced:beef and 178.21.146.21.
b-sys.de is handled by a single mail server, mailserv.regfish.com.
The mail server setup for b-sys.de matches that of other domains, for instance kh-dev.de, oepsel.net, bughunter2k.de, hh-bx.net and schubart.org.
b-sys.de shares at least partially some mail servers with other domains, including sad-gmbh.de, frly.de, matura-ball.com, zenober.com and culjat.com.
these mail servers are commonly used together with mail.kepheus.net.
mailserv.regfish.com points to a single IP: 52.57.101.90.