jsr311.dev.java.net - dns.ninja
jsr311.dev.java.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 137.254.56.48🇺🇸 ENETWORKS128.0.0.0/2 | ||||||
| PTR | lb-www-javanet-cms-adc.oracle.com | ||||||
| MX | acsinet40.oracle.com ⭐ | ||||||
| MX | ucsinet40.oracle.com ⭐ | ||||||
| TXT | v=spf1 include:spf_m.oracle.com include:spf_cognisync.java.net ~all | ||||||
dev.java.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 137.254.56.48🇺🇸 ENETWORKS128.0.0.0/2 | ||||||
| MX | acsinet40.oracle.com ⭐ | ||||||
| MX | ucsinet40.oracle.com ⭐ | ||||||
| TXT | v=spf1 include:spf_m.oracle.com include:spf_cognisync.java.net ~all | ||||||
WOT: SAFE (79/100)
DNS History
3 records (3 active, 0 former)
●MXacsinet40.oracle.com2026-03-07 → 2026-06-08 · 2 obs
● 2026-06-08 18:45:34
●MXucsinet40.oracle.com2026-03-07 → 2026-06-08 · 2 obs
● 2026-06-08 18:45:34
●A137.254.56.482026-03-07 → 2026-06-08 · 2 obs
● 2026-06-08 18:45:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| java.net | a18-67.akam.net, a11-66.akam.net, a1-160.akam.net, a13-65.akam.net... | 16 records |
✅ Authoritative Response
Server:193.108.91.160
NS records: a18-67.akam.net, a11-66.akam.net, a1-160.akam.net, a13-65.akam.net, ns1.p201.dns.oraclecloud.net, ns2.p201.dns.oraclecloud.net, ns3.p201.dns.oraclecloud.net, ns4.p201.dns.oraclecloud.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for java.net (unsigned zone)
⏱️ Timing
Total: 290ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 137.254.56.48 |
| MX | 2 | acsinet40.oracle.com (pri: 10), ucsinet40.oracle.com (pri: 10) |
| TXT | 1 | v=spf1 include:spf_m.oracle.com include: |
📌 Glue Records Collected
Total: 16
Out-of-bailiwick: 16 (a18-67.akam.net, a18-67.akam.net, a11-66.akam.net...)
Analysis
IP Addresses
jsr311.dev.java.net resolves to just one IP address, 137.254.56.48.
Two other host names, along with java3d.java.net, swinglabs.java.net and ma.java.net, also share IP numbers with jsr311.dev.java.net.
Mail Servers
jsr311.dev.java.net is served by two mail servers, acsinet40.oracle.com and ucsinet40.oracle.com.
Among the domains sharing a mail server setup with jsr311.dev.java.net are adcl.japan.java.net, apps.java.net, openinstaller.java.net and two others.
There is at least a partial MX overlap between jsr311.dev.java.net and other domains, including bos-ns1.bos.java.net, concurrency-ee-spec.java.net, people.java.net and two others.