rtems.org - dns.ninja
rtems.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 140.211.10.170🇺🇸 LINK-OREGON140.211.0.0/16 University of Oregon | ||||||
| NS | ns1.rtems.org ⭐ | ||||||
| A | 140.211.10.139🇺🇸 LINK-OREGON140.211.0.0/16 University of Oregon | ||||||
| NS | ns2.rtems.org | ||||||
| A | 184.75.211.19🇨🇦 AS32489184.75.211.0/24 | ||||||
| PTR | ns1.coeval.ca | ||||||
| MX | mx.rtems.org ⭐ | ||||||
| A | 140.211.10.141🇺🇸 LINK-OREGON140.211.0.0/16 University of Oregon | ||||||
| TXT | v=spf1 ip4:140.211.10.141 ip4:184.75.211.21 ip4:144.6.235.128 ~all | ||||||
| SOA | ns1.rtems.orgabuse@rtems.org serial=80 | ||||||
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=1785203971 | ||||||
rank #36721 in the tld
📈 Tranco rank: #161,127
Subdomains
ns2.rtems.org |
eye.rtems.org |
gitlab.rtems.org |
old.rtems.org |
mx.rtems.org |
ftp.rtems.org |
ns1.rtems.org |
www.rtems.org |
lists.rtems.org |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.rtems.org2015-07-13 → 2026-07-28 · 2 obs
● 2026-07-28 02:20:24
●NSns2.rtems.org2015-07-13 → 2026-07-28 · 2 obs
● 2026-07-28 02:20:24
●MXmx.rtems.org2015-07-13 → 2026-07-28 · 2 obs
● 2026-07-28 02:20:24
○A140.211.10.1452015-07-13 → 2020-04-29 · 4 obs
● 2020-04-29 07:20:48
○ 2026-02-16 01:21:52
○ 2026-07-28 02:20:24
●A140.211.10.1702026-02-16 → 2026-07-28 · 3 obs
● 2026-02-16 01:21:52
● 2026-07-28 02:20:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| rtems.org | ns2.rtems.org, ns1.rtems.org | 2 records |
✅ Authoritative Response
Server:184.75.211.19
NS records: ns2.rtems.org, ns1.rtems.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtems.org (unsigned zone)
⏱️ Timing
Total: 268ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 140.211.10.170 |
| NS | 2 | ns1.rtems.org, ns2.rtems.org |
| MX | 1 | mx.rtems.org (pri: 10) |
| TXT | 1 | v=spf1 ip4:140.211.10.141 ip4:184.75.211 |
| SOA | 1 | ns1.rtems.org abuse.rtems.org |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns1.rtems.org, ns2.rtems.org)
Analysis
Hierarchy
Among the subdomains of rtems.org are ns2.rtems.org, eye.rtems.org, gitlab.rtems.org, old.rtems.org, mx.rtems.org and a few other host names.
IP Addresses
rtems.org resolves to just one IP address, 140.211.10.170.
Further host names like old.rtems.org and www.rtems.org overlap in IP numbers with rtems.org.
Name Servers
Two name servers handle the delegation for rtems.org: ns1.rtems.org and ns2.rtems.org.
rtems.org delegates to the same name servers as other domains, 128-255.10.211.140.in-addr.arpa among them.
Some name servers delegated to rtems.org are also used by other domains, notably buildbot.net and 224-255.128-255.10.211.140.in-addr.arpa.
These name servers regularly appear alongside ns1.darkbeer.org, ns1.he.net, ns5.he.net and 3 other name servers in NS record sets.
ns1.rtems.org → 140.211.10.139 and ns2.rtems.org → 184.75.211.19: one IP number per host name.
Mail Servers
The sole mail server for rtems.org is mx.rtems.org.
mx.rtems.org carries a single IP number, which is 140.211.10.141.