opensourcemainframes.org - dns.ninja
opensourcemainframes.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | grelber.thyrsus.com ⚠️ Not in zone NS records | ||||||
| A | 71.162.243.5🇺🇸 AS70171.162.128.0/17 MCI Communications Services, LLC d/b/a Verizon Business | ||||||
| PTR | thyrsus.com | ||||||
| NS | ns1.conmicro.com ⚠️ Not in zone NS records | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1786139901 | ||||||
Previously NS for
opensourcemainframes.org |
Same first word
opensourcemainframes.org |
DNS History
11 records (2 active, 9 former)
○NSdns.thyrsus.com2026-08-07 → 2026-08-07 · 2 obs
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
○ 2026-08-07 22:17:28
●NSgrelber.thyrsus.com2015-06-29 → 2026-08-07 · 2 obs
● 2015-06-29 10:01:20
● 2026-08-07 22:17:28
● 2026-08-07 22:17:28
●NSns1.conmicro.com2026-08-07 → 2026-08-07 · 3 obs
○ 2017-10-15 21:53:50
● 2026-08-07 10:59:32
● 2026-08-07 22:17:28
● 2026-08-07 10:59:32
● 2026-08-07 22:17:28
○NSopensourcemainframes.org2015-06-29 → 2017-10-15 · 4 obs
● 2015-06-29 10:01:20
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
○NSthebrain.conmicro.com2015-06-29 → 2017-10-15 · 4 obs
● 2015-06-29 10:01:20
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
○MXalt1.aspmx.l.google.com2015-06-29 → 2017-10-15 · 4 obs
● 2015-06-29 10:01:20
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
○MXalt2.aspmx.l.google.com2015-06-29 → 2017-10-15 · 4 obs
● 2015-06-29 10:01:20
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
○MXaspmx.l.google.com2015-06-29 → 2017-10-15 · 4 obs
● 2015-06-29 10:01:20
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
○MXaspmx2.googlemail.com2015-06-29 → 2017-10-15 · 4 obs
● 2015-06-29 10:01:20
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
○MXaspmx3.googlemail.com2015-06-29 → 2017-10-15 · 4 obs
● 2015-06-29 10:01:20
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
○A96.2.191.342015-06-29 → 2017-10-15 · 4 obs
● 2015-06-29 10:01:20
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
● 2017-10-15 21:53:50
○ 2026-08-07 10:59:32
○ 2026-08-07 22:17:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| opensourcemainframes.org | grelber.thyrsus.com, ns1.conmicro.com | - |
✅ Authoritative Response
Server:71.162.243.5
NS records: grelber.thyrsus.com, ns1.conmicro.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opensourcemainframes.org (unsigned zone)
⏱️ Timing
Total: 2489ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
Two name servers handle the delegation for opensourcemainframes.org: ns1.conmicro.com and grelber.thyrsus.com.
opensourcemainframes.org delegates to the same name servers as other domains, conmicro.com among them.
opensourcemainframes.org shares at least some of its name servers with other domains, such as thyrsus.com and hercules-390.org.
These name servers are frequently seen alongside the name servers dns.thyrsus.com.
Hosts that resolve to one IP address:
The hostname grelber.thyrsus.com resolves to 71.162.243.5.