caldera.apache.org - robtex.com
caldera.apache.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a04:4e42::644🇺🇸 Fastly2a04:4e42::/48 | ||||||
| A | 151.101.2.132🇺🇸 Fastly151.101.0.0/22 | ||||||
| MX | mx1-ec2-va.apache.org ⭐ | ||||||
| A | 34.199.147.133🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix | ||||||
| PTR | ec2-34-199-147-133.compute-1.amazonaws.com | ||||||
| MX | mx1-he-de.apache.org ⭐ | ||||||
| A | 2a01:4f8:c2c:2bf7::1🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 116.203.90.47🇩🇪 Hetzner116.203.0.0/16 HETZNER-DC | ||||||
| PTR | static.47.90.203.116.clients.your-server.de | ||||||
| MX | mx2-ec2-or.apache.org ⭐ | ||||||
| A | 44.235.158.230🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix | ||||||
| PTR | mx2-ec2-or.apache.org | ||||||
| MX | mx2-ec2-sy.apache.org ⭐ | ||||||
| A | 13.237.245.44🇦🇺 Amazon13.236.0.0/14 | ||||||
| PTR | mx2-ec2-sy.apache.org | ||||||
| TXT | spf2.0/pra ?all | ||||||
| TXT | v=spf1 include:_spf.apache.org -all | ||||||
apache.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a04:4e42::644🇺🇸 Fastly2a04:4e42::/48 | ||||||
| A | 151.101.2.132🇺🇸 Fastly151.101.0.0/22 | ||||||
| NS | ns-558.awsdns-05.net ⭐ | ||||||
| NS | ns-1139.awsdns-14.org | ||||||
| NS | ns-1955.awsdns-52.co.uk | ||||||
| NS | ns-303.awsdns-37.com | ||||||
| MX | mx1-ec2-va.apache.org ⭐ | ||||||
| MX | mx1-he-de.apache.org ⭐ | ||||||
| MX | mx2-ec2-or.apache.org ⭐ | ||||||
| MX | mx2-ec2-sy.apache.org ⭐ | ||||||
| TXT | MS=E03FCF4BFDA6010D863CDB04B4F156E4C480ACA5 | ||||||
| TXT | _globalsign-domain-verification=VPemhDee0EKRXi0IPzeSUrn849jHevrjIaTeDYOTZ4 | ||||||
| TXT | atlassian-domain-verification=ymLFB7Wz8ScIJsja5lQgqHkFZGayJH7z0M3DAUwmeTFBvxJ... | ||||||
| TXT | google-site-verification=y9Wki74vQ-HO4aXrJ-TzmPvLf8itBqrQTPjyAHktuMo | ||||||
| TXT | gradle-verification=L6JP9L6FV7OI2DLLG5N9515VA3Q6Q | ||||||
| TXT | spf2.0/pra ?all | ||||||
| TXT | v=spf1 include:_spf.apache.org -all | ||||||
| SOA | ns-558.awsdns-05.netawsdns-hostmaster@amazon.com serial=1 | ||||||
rank #41 globally
rank #6 in the tld
apache.org
apache.orgis the official domain of the Apache Software Foundation (ASF), a US-based non-profit organization that develops and stewards hundreds of open-source software projects. It is one of the most prominent open-source foundations in the world.
Key facts
- Owner / operator: Apache Software Foundation (ASF)
- TLD:
.org— gTLD - Primary purpose: Organizational home and project-hosting hub for ASF open-source projects (documentation, downloads, mailing lists, issue trackers)
- Status: active
History
| Year | Event |
|---|---|
| 1995 | Apache HTTP Server project started, based on patches to the NCSA HTTPd server |
| 1999 | Apache Software Foundation formally incorporated as a non-profit corporation |
| 2002 | Apache HTTP Server 2.0 released; ASF project portfolio begins rapid expansion |
| 2004 | Apache Maven and Apache Tomcat become top-level ASF projects |
| 2010 | Apache Hadoop graduates to top-level project, marking ASF's entry into big-data era |
Notable subdomains or services
Each ASF top-level project receives its own subdomain underapache.org. Well-known patterns include:
httpd.apache.org— Apache HTTP Servertomcat.apache.org— Apache Tomcat servlet containermaven.apache.org— Apache Maven build toolkafka.apache.org— Apache Kafka distributed streamingspark.apache.org— Apache Spark data processinghadoop.apache.org— Apache Hadoop distributed computing*.apache.org— general pattern; every top-level project gets its own subdomain
Related domains
apache.com— not operated by the ASF; historically unrelated commercial domaintheapacheway.com— community culture reference site associated with ASF values
Semrush Rank:#5,345 Keywords:285,153 Traffic:450,431/mo
WOT: SAFE (96/100)
📈 Tranco rank: #124
Apache Software Foundation
The Apache Software Foundation (ASF) is a nonprofit 501(c)(3) organization that provides a neutral home for collaborative open-source software projects. Founded in 1999, the ASF operates under the principle of "Community Over Code," prioritizing community collaboration and governance over individual technical contributions.
Key Facts
- 290+ open-source projects spanning data processing, cloud computing, search, IoT, and more
- 9,800+ committers and 1,140+ members globally
- 1,300+ software releases maintained
- Notable projects include: Apache Kafka, Spark, Flink, Hadoop, Cassandra, NetBeans, and Tomcat
Services
- Apache Incubator — mentorship program for developing new projects
- Development infrastructure and governance frameworks
- Community events (Community Over Code conferences)
- Educational resources, newsletters, and podcasts
The ASF is supported by individual and corporate donors who believe in secure, freely available software for the public good. All contributions—whether code, documentation, or ideas—are valued equally.
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●MXmx1-ec2-va.apache.org2026-05-21 → 2026-06-14 · 2 obs
● 2026-06-14 16:27:16
●MXmx1-he-de.apache.org2026-05-21 → 2026-06-14 · 2 obs
● 2026-06-14 16:27:16
●MXmx2-ec2-or.apache.org2026-05-21 → 2026-06-14 · 2 obs
● 2026-06-14 16:27:16
●MXmx2-ec2-sy.apache.org2026-05-21 → 2026-06-14 · 2 obs
● 2026-06-14 16:27:16
●A151.101.2.1322026-05-21 → 2026-06-14 · 2 obs
● 2026-06-14 16:27:16
●A2a04:4e42::6442026-05-21 → 2026-06-14 · 2 obs
● 2026-06-14 16:27:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| apache.org | ns-1139.awsdns-14.org, ns-303.awsdns-37.com, ns-558.awsdns-05.net, ns-1955.awsdns-52.co.uk | 2 records |
✅ Authoritative Response
Server:205.251.194.46
NS records: ns-1139.awsdns-14.org, ns-303.awsdns-37.com, ns-558.awsdns-05.net, ns-1955.awsdns-52.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for apache.org (unsigned zone)
⏱️ Timing
Total: 369ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 151.101.2.132 |
| AAAA | 1 | 2a04:4e42::644 |
| MX | 4 | mx1-ec2-va.apache.org (pri: 10), mx1-he-de.apache.org (pri: 10)... |
| TXT | 2 | spf2.0/pra ?all, v=spf1 include:_spf.apache.org -all |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-1139.awsdns-14.org, ns-1139.awsdns-14.org)
Analysis
IP Addresses
caldera.apache.org points to the IP addresses 151.101.2.132 and 2a04:4e42::644
voiphome.es, torpedo7.co.nz, turbine.apache.org and two other host names share IP numbers with caldera.apache.org.
Mail Servers
The four mail servers for caldera.apache.org are mx1-ec2-va.apache.org, mx1-he-de.apache.org, mx2-ec2-or.apache.org and mx2-ec2-sy.apache.org.
caldera.apache.org has at least partial mail server overlap with other domains such as mynewt.incubator.apache.org, carbondata.incubator.apache.org, calcite.incubator.apache.org and two more.
This set of mail servers commonly appears together with the mail servers mx1-lw-us.apache.org.
Hostnames that resolve to two IP addresses:
mx1-he-de.apache.org resolves to 116.203.90.47 and 2a01:4f8:c2c:2bf7::1.
Hosts with just one IP address:
mx1-ec2-va.apache.org resolves to 34.199.147.133.
mx2-ec2-or.apache.org resolves to 44.235.158.230.
mx2-ec2-sy.apache.org resolves to 13.237.245.44.