rs-software.de - dns.ninja
rs-software.de
| DNSSEC | ⚠️ Not signed | ||||||
| A | 213.61.147.163🇩🇪 COLT213.61.0.0/16 -DE | ||||||
| PTR | h-213.61.147.163.host.de.colt.net | ||||||
| NS | ns0.de.colt.net ⭐ | ||||||
| A | 212.74.78.55🇩🇪 COLT212.74.78.0/24 Internal 5 | ||||||
| PTR | ns0.de.colt.net | ||||||
| NS | ns8.colt.net | ||||||
| A | 84.14.241.53🇫🇷 COLT84.14.0.0/16 FR-COLT-INTERNET-84-14 | ||||||
| PTR | ns8.colt.net | ||||||
| MX | mailto.buhl-data.com ⭐ | ||||||
| A | 62.159.27.99🇩🇪 DTAG62.156.0.0/14 Deutsche Telekom AG, Internet service provider | ||||||
| PTR | mailto.buhl-data.com | ||||||
| MX | mx.colt.net(200) | ||||||
| A | 212.74.78.100🇩🇪 COLT212.74.78.0/24 Internal 5 | ||||||
| PTR | mc69.fra.server.colt.net | ||||||
| SOA | ns0.de.colt.netdns-requests@colt.net 2020-11-19 #0 | ||||||
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=1785207172 | ||||||
Subdomains
mail.rs-software.de |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSns0.de.colt.net2015-06-21 → 2026-07-28 · 2 obs
● 2026-07-28 03:02:22
○MXmail.buhl-tax-service.de2015-06-21 → 2017-05-10 · 4 obs
● 2017-05-10 07:37:38
○ 2026-02-15 16:57:56
○ 2026-07-28 03:02:22
●MXmailto.buhl-data.com2026-02-15 → 2026-07-28 · 3 obs
● 2026-02-15 16:57:56
● 2026-07-28 03:02:22
●A213.61.147.1632015-06-21 → 2026-07-28 · 2 obs
● 2026-07-28 03:02:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| de | f.nic.de, z.nic.de, a.nic.de | - |
| rs-software.de | ns0.de.colt.net, ns8.colt.net | - |
✅ Authoritative Response
Server:84.14.241.53
NS records: ns0.de.colt.net, ns8.colt.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rs-software.de (unsigned zone)
⏱️ Timing
Total: 807ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.61.147.163 |
| NS | 2 | ns0.de.colt.net, ns8.colt.net |
| MX | 2 | mailto.buhl-data.com (pri: 100), mx.colt.net (pri: 200) |
| SOA | 1 | ns0.de.colt.net dns-requests.colt.net |
Analysis
Hierarchy
rs-software.de serves as the parent of mail.rs-software.de.
IP Addresses
rs-software.de resolves to just one IP address, 213.61.147.163.
Additional host names — including rs-software.info and h-213.61.147.163.host.de.colt.net — share IP numbers with rs-software.de.
Name Servers
rs-software.de uses two name servers for its delegation: ns8.colt.net and ns0.de.colt.net.
rs-software.de shares its NS records with other domains, for example healthcare-it.net, zukunft-klipp-und-klar.de, publicis-publicrelations.at and two others.
rs-software.de has at least partial name server overlap with other domains, such as hamburgmaritime.de, banquewir.com, markagumik.net and two others.
xdns.delti.com, ns1.de.colt.net and ns0.lon.auth.colt.net — plus 5 other name servers — are commonly paired with these name servers.
ns8.colt.net directs to 84.14.241.53 and ns0.de.colt.net directs to 212.74.78.55; each host name points to exactly one IP number.
Mail Servers
rs-software.de is served by two mail servers, mailto.buhl-data.com and mx.colt.net.
Mail server setup for rs-software.de matches that of other domains, among them rs-software.info.
There is at least a partial MX overlap between rs-software.de and other domains, including londoncliniccancercenter.com, gfa-fonds.de, blackberry-event.de and two others.
mxlb.ispgateway.de, smtp.dike.de, newmail.g-icap.com and mail.icap.com are mail servers that frequently appear together with these mail servers.
mailto.buhl-data.com directs to 62.159.27.99 and mx.colt.net directs to 212.74.78.100; each host name points to exactly one IP number.