opensourceware.net - dns.ninja
opensourceware.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:238:20a:202:1092::🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| PTR | w8c.rzone.de | ||||||
| A | 81.169.145.92🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| NS | ns1.webmailer.de ⭐ | ||||||
| A | 2607:f1c0:fe:53:185:132:34:158🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US | ||||||
| PTR | ns1.webmailer.de | ||||||
| A | 185.132.34.158🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS) | ||||||
| PTR | ns1.webmailer.de | ||||||
| NS | ns2.webmailer.de | ||||||
| A | 217.160.80.158🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific | ||||||
| PTR | ns2.webmailer.de | ||||||
| MX | smtpin.rzone.de ⭐ | ||||||
| A | 2a01:238:20a:202:50f0::1097🇩🇪 STRATO2a01:238:20a::/48 Strato AG | ||||||
| A | 81.169.145.97🇩🇪 STRATO81.169.144.0/22 AG | ||||||
| PTR | smtpin.rzone.de | ||||||
| SOA | ns1.webmailer.dehostmaster@strato-rz.de 2020-07-11 #13 | ||||||
net
| 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=1782886646 | ||||||
Same first word
opensourceware.net |
opensourceware.com |
Similar names
opencourseware.online |
opensourcewear.com |
opencourseware.org |
opencourseware.net |
opencourseware.eu |
opencourseware.com |
opencourseware.co.uk |
opencourseware.de |
opencourseware.me |
DNS History
6 records (5 active, 1 former)
●NSns1.webmailer.de2015-05-09 → 2026-07-01 · 2 obs
● 2026-07-01 06:23:48
●NSns2.webmailer.de2015-05-09 → 2026-07-01 · 2 obs
● 2026-07-01 06:23:48
○MXsmtp.rzone.de2015-05-09 → 2017-03-30 · 4 obs
● 2017-03-30 23:28:38
○ 2026-03-14 23:16:10
○ 2026-07-01 06:23:48
●MXsmtpin.rzone.de2026-03-14 → 2026-07-01 · 3 obs
● 2026-03-14 23:16:10
● 2026-07-01 06:23:48
●A2a01:238:20a:202:1092::2015-05-09 → 2026-07-01 · 2 obs
● 2026-07-01 06:23:48
●A81.169.145.922015-05-09 → 2026-07-01 · 2 obs
● 2026-07-01 06:23:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | l.gtld-servers.net, h.gtld-servers.net, a.gtld-servers.net, d.gtld-servers.net... | - |
| opensourceware.net | ns2.webmailer.de, ns1.webmailer.de | - |
✅ Authoritative Response
Server:185.132.34.158
NS records: ns2.webmailer.de, ns1.webmailer.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opensourceware.net (unsigned zone)
⏱️ Timing
Total: 581ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.169.145.92 |
| AAAA | 1 | 2a01:238:20a:202:1092:: |
| NS | 2 | ns1.webmailer.de, ns2.webmailer.de |
| MX | 1 | smtpin.rzone.de (pri: 5) |
| SOA | 1 | ns1.webmailer.de hostmaster.strato-rz.de |
Analysis
IP Addresses
opensourceware.net points to the IP addresses 81.169.145.92 and 2a01:238:20a:202:1092::
Additional host names — conteca.de, fritz-kemnitzer.de, telebaum.de and two others — share IP numbers with opensourceware.net.
Name Servers
DNS delegation for opensourceware.net points to two name servers: ns1.webmailer.de and ns2.webmailer.de.
opensourceware.net shares its name server setup with other domains, including bed-pan.com, crya.net, takter.com and two others.
Host names with two IP numbers:
ns1.webmailer.de has two IP addresses: 185.132.34.158 and 2607:f1c0:fe:53:185:132:34:158.
Host names pointing to a single IP address:
ns2.webmailer.de directs to 217.160.80.158.
Mail Servers
opensourceware.net has one mail server: smtpin.rzone.de.
opensourceware.net shares the same mail server setup as other domains, including elw-network.eu, mdnx.de, xn--jrgendiehm-9db.de and two others.
smtpin.rzone.de directs to two IP numbers, 81.169.145.97 and 2a01:238:20a:202:50f0::1097.