systemprogrammer.org - robtex.com
systemprogrammer.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 24.75.44.61🇺🇸 AS335624.75.44.0/22 | ||||||
| PTR | col10.prvlb.net | ||||||
| NS | ns0.domainregister.com ⭐ | ||||||
| A | 24.75.44.60🇺🇸 AS335624.75.44.0/22 | ||||||
| PTR | fns0.prvlb.net | ||||||
| NS | ns1.domainregister.com | ||||||
| A | 24.75.44.116🇺🇸 AS335624.75.44.0/22 | ||||||
| PTR | mail.prvlb.net | ||||||
| PTR | ns2.prvlb.net | ||||||
| NS | ns2.domainregister.com | ||||||
| A | 72.237.219.254🇺🇸 AS335672.237.219.0/24 | ||||||
| PTR | ns1.prvlb.net | ||||||
| NS | ns3.domainregister.com | ||||||
| MX | mail.systemprogrammer.org ⭐ | ||||||
| A | 24.75.44.61🇺🇸 AS335624.75.44.0/22 | ||||||
| PTR | col10.prvlb.net | ||||||
| MX | smtp.prvlb.net(20) | ||||||
| A | 24.75.44.101🇺🇸 AS335624.75.44.0/22 | ||||||
| PTR | smtp-f-a.prvlb.net | ||||||
| PTR | smtp-out.prvlb.net | ||||||
| PTR | smtp.prvlb.net | ||||||
| SOA | ns0.domainregister.comroot@prvlb.net 2015-03-16 #0 | ||||||
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=1791239349 | ||||||
Subdomains
mail.systemprogrammer.org |
Same first word
systemprogrammer.com |
systemprogrammer.net |
systemprogrammer.org |
Previous names
Next names
DNS History
7 records (7 active, 0 former)
●NSns0.domainregister.com2015-07-16 → 2026-10-05 · 2 obs
● 2026-10-05 22:51:46
●NSns1.domainregister.com2015-07-16 → 2026-10-05 · 2 obs
● 2026-10-05 22:51:46
●NSns2.domainregister.com2015-07-16 → 2026-10-05 · 2 obs
● 2026-10-05 22:51:46
●NSns3.domainregister.com2015-07-16 → 2026-10-05 · 2 obs
● 2026-10-05 22:51:46
●MXmail.systemprogrammer.org2015-07-16 → 2026-10-05 · 2 obs
● 2026-10-05 22:51:46
●A24.75.44.612015-07-16 → 2026-10-05 · 2 obs
● 2026-10-05 22:51:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| systemprogrammer.org | ns2.domainregister.com, ns3.domainregister.com, ns0.domainregister.com, ns1.domainregister.com | - |
✅ Authoritative Response
Server:72.237.219.254
NS records: ns2.domainregister.com, ns3.domainregister.com, ns0.domainregister.com, ns1.domainregister.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for systemprogrammer.org (unsigned zone)
⏱️ Timing
Total: 617ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 24.75.44.61 |
| NS | 4 | ns3.domainregister.com, ns2.domainregister.com... |
| MX | 2 | smtp.prvlb.net (pri: 20), mail.systemprogrammer.org (pri: 10) |
| SOA | 1 | ns0.domainregister.com root.prvlb.net |
Analysis
Hierarchy
systemprogrammer.org serves as the parent of mail.systemprogrammer.org.
IP Addresses
systemprogrammer.org has exactly one IP address — 24.75.44.61.
mail.pipelineattorneysohio.com, urlredirect.org, muranoclowns.us plus two other host names have IP numbers in common with systemprogrammer.org.
Name Servers
Four name servers handle the delegation for systemprogrammer.org: ns0.domainregister.com, ns1.domainregister.com, ns2.domainregister.com and ns3.domainregister.com.
systemprogrammer.org has at least partial name server overlap with other domains, such as osmena.com, theride.net, chilin.biz and two others.
It is common to find these name servers paired with the name servers col8.prvlb.net.
ns0.domainregister.com, ns1.domainregister.com and ns2.domainregister.com all have one IP address each — ns0.domainregister.com directs to 24.75.44.60, ns1.domainregister.com directs to 24.75.44.116 and ns2.domainregister.com directs to 72.237.219.254.
Mail Servers
systemprogrammer.org uses two mail servers, smtp.prvlb.net and mail.systemprogrammer.org.
At least some of the mail servers used by systemprogrammer.org are shared with other domains: domainregister.org, adriannaciccone.com, franklinmall.com and two others among them.
smtp.prvlb.net directs to 24.75.44.101 and mail.systemprogrammer.org directs to 24.75.44.61; each host name points to exactly one IP number.