rsadowski.de - robtex.com
rsadowski.de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 159.195.64.245🇩🇰 netcup-AS159.195.64.0/22 | ||||||
| PTR | mx.sizeofvoid.org | ||||||
| NS | root-dns.netcup.net ⭐ | ||||||
| A | 2a03:4000:0:1::e1e1🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | root-dns.netcup.net | ||||||
| A | 46.38.225.225🇩🇪 netcup-AS46.38.225.0/24 | ||||||
| PTR | root-dns.netcup.net | ||||||
| NS | second-dns.netcup.net | ||||||
| A | 2a03:4000:2:24b::c7c7🇩🇪 netcup-AS2a03:4000::/32 NETCUP-GMBH | ||||||
| PTR | second-dns.netcup.net | ||||||
| A | 37.221.199.199🇩🇪 netcup-AS37.221.196.0/22 | ||||||
| PTR | second-dns.netcup.net | ||||||
| NS | third-dns.netcup.net | ||||||
| A | 2a03:4001:0:106::3f44🇩🇪 netcup-AS2a03:4001::/32 NETCUP-GMBH | ||||||
| PTR | third-dns.netcup.net | ||||||
| A | 188.68.63.68🇩🇪 netcup-AS188.68.63.0/24 NETCUP-GMBH | ||||||
| PTR | third-dns.netcup.net | ||||||
| MX | mx.sizeofvoid.org ⭐ | ||||||
| A | 2a0a:4cc0:c2:1b91::23:1🇦🇹 netcup-AS2a0a:4cc0:c0::/43 | ||||||
| PTR | fnord.sizeofvoid.org | ||||||
| A | 159.195.64.245🇩🇰 netcup-AS159.195.64.0/22 | ||||||
| PTR | mx.sizeofvoid.org | ||||||
| TXT | v=spf1 mx mx:rsadowski.de ~all | ||||||
| SOA | root-dns.netcup.netdnsadmin@netcup.net 2026-04-09 #67 | ||||||
de
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | f.nic.de ⭐ | ||||||
| NS | a.nic.de | ||||||
| NS | l.de.net ⚠️ Not in parent delegation | ||||||
| NS | n.de.net ⚠️ Not in parent delegation | ||||||
| NS | s.de.net ⚠️ Not in parent delegation | ||||||
| NS | z.nic.de | ||||||
| SOA | f.nic.dedns-operations@denic.de serial=1776048206 | ||||||
Same first word
rsadowski.de |
rsadowski.pl |
Similar names
DNS History
5 records (5 active, 0 former)
●NSroot-dns.netcup.net2026-03-02 → 2026-04-13 · 2 obs
● 2026-04-13 02:51:12
●NSsecond-dns.netcup.net2026-03-02 → 2026-04-13 · 2 obs
● 2026-04-13 02:51:12
●NSthird-dns.netcup.net2026-03-02 → 2026-04-13 · 2 obs
● 2026-04-13 02:51:12
●MXmx.sizeofvoid.org2026-03-02 → 2026-04-13 · 2 obs
● 2026-04-13 02:51:12
●A159.195.64.2452026-03-02 → 2026-04-13 · 2 obs
● 2026-04-13 02:51:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, a.nic.de, z.nic.de | - |
| rsadowski.de | second-dns.netcup.net, third-dns.netcup.net, root-dns.netcup.net | - |
✅ Authoritative Response
Server:37.221.199.199
NS records: second-dns.netcup.net, third-dns.netcup.net, root-dns.netcup.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 889ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 159.195.64.245 |
| NS | 3 | third-dns.netcup.net, second-dns.netcup.net... |
| MX | 1 | mx.sizeofvoid.org (pri: 10) |
| TXT | 1 | v=spf1 mx mx:rsadowski.de ~all |
| SOA | 1 | root-dns.netcup.net dnsadmin.netcup.net |
Analysis
IP Addresses
rsadowski.de resolves to a single IP address: 159.195.64.245.
Other host names, for instance sizeofvoid.org, share IP numbers with rsadowski.de.
Name Servers
rsadowski.de is delegated to three name servers: root-dns.netcup.net, second-dns.netcup.net and third-dns.netcup.net.
rsadowski.de at least partially shares name servers with other domains, including ffwenns.at, chros.org, mkcom.de, isaiasch.de and uwi.at.
Host names with two IP numbers:
root-dns.netcup.net points to: 2a03:4000:0:1::e1e1 and 46.38.225.225
second-dns.netcup.net points to: 2a03:4000:2:24b::c7c7 and 37.221.199.199
third-dns.netcup.net points to: 2a03:4001:0:106::3f44 and 188.68.63.68
Mail Servers
rsadowski.de is handled by a single mail server, mx.sizeofvoid.org.
rsadowski.de uses the same mail server setup as other domains, such as sizeofvoid.org.
mx.sizeofvoid.org points to two IPs: 2a0a:4cc0:c2:1b91::23:1 and 159.195.64.245.