hubzero.org - dns.ninja
hubzero.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 128.211.145.200🇺🇸 ASN397511128.211.128.0/19 Purdue University | ||||||
| PTR | help.hub.rcac.purdue.edu | ||||||
| NS | ns3.purdue.edu ⭐ | ||||||
| A | 2001:18e8:800:200::a🇺🇸 ASN172001:18e8:800::/44 Purdue University | ||||||
| PTR | ns3.purdue.edu | ||||||
| A | 128.210.224.226🇺🇸 ASN17128.210.0.0/16 Purdue University | ||||||
| PTR | ns3.purdue.edu | ||||||
| NS | ns4.purdue.edu | ||||||
| A | 2001:18e8:800:201::a🇺🇸 ASN172001:18e8:800::/44 Purdue University | ||||||
| PTR | ns4.purdue.edu | ||||||
| A | 128.210.224.234🇺🇸 ASN17128.210.0.0/16 Purdue University | ||||||
| PTR | ns4.purdue.edu | ||||||
| NS | ns5.purdue.edu | ||||||
| A | 20.241.160.48🇺🇸 Microsoft20.192.0.0/10 | ||||||
| TXT | MS=ms91782014 | ||||||
| TXT | v=spf1 +mx +ip4:128.211.145.200 -all | ||||||
| TXT | google-site-verification=3gdKDME65l7ug8tVTME8JA76CRe7VQr656XTWT-NBqQ | ||||||
| TXT | amazonses:qnBJaqZhqD7EwGx81CR7Nnl83LdGA9IweoYqmtkYAiA= | ||||||
| TXT | 7B2E47ED0ADF9AE0E31133F337AB81E2 | ||||||
| SOA | ns3.purdue.eduhostmaster@purdue.edu serial=799542919 | ||||||
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=1786738723 | ||||||
Previously MX for
hubzero.org |
Same first word
Similar names
zerohub.org |
behrouz.com |
rouzbeh.net |
zerohub.eu |
zhuober.com |
rouzbeh.sch.ir |
rouzbeh.nl |
rouzbeh.org.ir |
behrouz.org |
zerohub.net |
zubehor.ru |
zerohub.com |
behrouz.co.uk |
behrouz.ir |
rouzbeh.info |
DNS History
13 records (4 active, 9 former)
○NSns0.hubzero.org2015-06-11 → 2017-07-18 · 4 obs
● 2017-07-18 01:38:46
○ 2020-03-14 04:44:38
○ 2026-08-14 20:42:52
○NSns0.sdsc.edu2020-03-14 → 2020-03-14 · 4 obs
● 2020-03-14 04:44:38
○ 2026-02-16 07:46:54
○ 2026-08-14 20:42:52
○NSns1.hubzero.org2015-06-11 → 2017-07-18 · 4 obs
● 2017-07-18 01:38:46
○ 2020-03-14 04:44:38
○ 2026-08-14 20:42:52
○NSns1.sdsc.edu2020-03-14 → 2020-03-14 · 4 obs
● 2020-03-14 04:44:38
○ 2026-02-16 07:46:54
○ 2026-08-14 20:42:52
○NSns2.hubzero.org2015-06-11 → 2017-07-18 · 4 obs
● 2017-07-18 01:38:46
○ 2020-03-14 04:44:38
○ 2026-08-14 20:42:52
●NSns3.purdue.edu2026-02-16 → 2026-08-14 · 3 obs
● 2026-02-16 07:46:54
● 2026-08-14 20:42:52
●NSns4.purdue.edu2026-02-16 → 2026-08-14 · 3 obs
● 2026-02-16 07:46:54
● 2026-08-14 20:42:52
●NSns5.purdue.edu2026-02-16 → 2026-08-14 · 3 obs
● 2026-02-16 07:46:54
● 2026-08-14 20:42:52
○MXhelp.hubzero.org2020-03-14 → 2026-02-16 · 5 obs
● 2020-03-14 04:44:38
● 2026-02-16 07:46:54
○ 2026-02-17 09:33:52
○ 2026-08-14 20:42:52
○MXhubzero.org2015-06-11 → 2016-05-29 · 4 obs
● 2016-05-29 18:39:26
○ 2016-11-12 03:41:50
○ 2026-08-14 20:42:52
●A128.211.145.2002026-02-16 → 2026-08-14 · 9 obs
● 2026-02-16 07:46:54
● 2026-03-04 05:38:12
○ 2026-03-25 19:57:58
● 2026-04-07 03:26:04
○ 2026-04-09 05:03:30
○ 2026-05-01 12:22:04
● 2026-05-14 16:10:56
● 2026-08-14 20:42:52
○A128.46.19.562015-06-11 → 2017-07-18 · 4 obs
● 2017-07-18 01:38:46
○ 2020-03-14 04:44:38
○ 2026-08-14 20:42:52
○A34.231.90.2232020-03-14 → 2020-03-14 · 4 obs
● 2020-03-14 04:44:38
○ 2026-02-16 07:46:54
○ 2026-08-14 20:42:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| hubzero.org | ns3.purdue.edu, ns4.purdue.edu, ns5.purdue.edu | - |
✅ Authoritative Response
Server:128.210.224.226
NS records: ns3.purdue.edu, ns4.purdue.edu, ns5.purdue.edu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hubzero.org (unsigned zone)
⏱️ Timing
Total: 410ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 128.211.145.200 |
| NS | 3 | ns5.purdue.edu, ns3.purdue.edu... |
| TXT | 5 | v=spf1 +mx +ip4:128.211.145.200 -all, 7B2E47ED0ADF9AE0E31133F337AB81E2... |
| SOA | 1 | ns3.purdue.edu hostmaster.purdue.edu |
Analysis
IP Addresses
hubzero.org points to a single IP number: 128.211.145.200.
help.hub.rcac.purdue.edu is an example of another host name that shares IP numbers with hubzero.org.
Name Servers
hubzero.org has three name servers — ns3.purdue.edu, ns4.purdue.edu and ns5.purdue.edu.
hubzero.org partially shares its NS delegation with several other domains, including jtrp.purdue.edu, isee.network, 126.215.205.in-addr.arpa and two others.
These name servers regularly co-occur with the name servers ns1.rice.edu, pendragon.cs.purdue.edu and harbor.ecn.purdue.edu.
Host names with two IP numbers:
ns3.purdue.edu resolves to 128.210.224.226 and 2001:18e8:800:200::a.
ns4.purdue.edu resolves to 128.210.224.234 and 2001:18e8:800:201::a.
Host names pointing to a single IP address:
ns5.purdue.edu resolves to 20.241.160.48.