structure.org - dns.ninja
structure.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 162.159.140.114Cloudflare162.159.128.0/19 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.66.0.112🇺🇸 Cloudflare172.66.0.0/22 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns1.reedelsevier.com ⭐ | ||||||
| A | 138.12.4.5🇺🇸 AS32472138.12.0.0/17 | ||||||
| PTR | ns1.reedelsevier.com | ||||||
| NS | ns2.reedelsevier.com | ||||||
| A | 198.176.82.118🇬🇧 REED-ELSEVIER-EMEA-GCC198.176.82.0/24 | ||||||
| NS | ns3.reedelsevier.com | ||||||
| A | 198.176.84.118🇸🇬 ELSEVIER-ASIAPACIFIC-AS-AP198.176.84.0/24 Lexis Nexis (RELX) Internet DIA Singapore | ||||||
| MX | elslonexc001.epress.co.uk ⭐ | ||||||
| MX | smtprelay.epress.co.uk(2) | ||||||
| MX | relay1.pipex.net(10) | ||||||
| MX | relay2.pipex.net(11) | ||||||
| SOA | ns1.reedelsevier.comhostmaster@epress.co.uk 2013-03-22 #65 | ||||||
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=1781104842 | ||||||
Same first word
Similar names
DNS History
14 records (9 active, 5 former)
○NSns.elsevier.co.uk2015-08-23 → 2017-06-25 · 4 obs
● 2017-06-25 10:01:42
○ 2017-08-30 04:47:54
○ 2026-06-10 15:47:28
○NSns0-s.dns.pipex.net2015-08-23 → 2017-06-25 · 4 obs
● 2017-06-25 10:01:42
○ 2017-08-30 04:47:54
○ 2026-06-10 15:47:28
○NSns1-s.dns.pipex.net2015-08-23 → 2017-06-25 · 4 obs
● 2017-06-25 10:01:42
○ 2017-08-30 04:47:54
○ 2026-06-10 15:47:28
●NSns1.reedelsevier.com2017-08-30 → 2026-06-10 · 3 obs
● 2017-08-30 04:47:54
● 2026-06-10 15:47:28
○NSns1078.reedelsevier.com2026-05-23 → 2026-05-23 · 4 obs
● 2026-05-23 00:38:44
○ 2026-06-10 15:47:26
○ 2026-06-10 15:47:28
●NSns2.reedelsevier.com2017-08-30 → 2026-06-10 · 3 obs
● 2017-08-30 04:47:54
● 2026-06-10 15:47:28
●NSns3.reedelsevier.com2017-08-30 → 2026-06-10 · 3 obs
● 2017-08-30 04:47:54
● 2026-06-10 15:47:28
●MXelslonexc001.epress.co.uk2015-08-23 → 2026-06-10 · 2 obs
● 2026-06-10 15:47:28
●MXsmtprelay.epress.co.uk2015-08-23 → 2026-06-10 · 2 obs
● 2026-06-10 15:47:28
●A162.159.140.1142026-04-20 → 2026-06-10 · 3 obs
● 2026-04-20 09:04:04
● 2026-06-10 15:47:28
●A172.66.0.1122026-04-20 → 2026-06-10 · 3 obs
● 2026-04-20 09:04:04
● 2026-06-10 15:47:28
○A65.156.1.1002015-08-23 → 2017-08-30 · 4 obs
● 2017-08-30 04:47:54
○ 2026-04-20 09:04:04
○ 2026-06-10 15:47:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| structure.org | ns2.reedelsevier.com, ns3.reedelsevier.com, ns1.reedelsevier.com | - |
✅ Authoritative Response
Server:138.12.4.5
NS records: ns2.reedelsevier.com, ns3.reedelsevier.com, ns1.reedelsevier.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for structure.org (unsigned zone)
⏱️ Timing
Total: 1046ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 162.159.140.114, 172.66.0.112 |
| NS | 3 | ns3.reedelsevier.com, ns1.reedelsevier.com... |
| MX | 4 | smtprelay.epress.co.uk (pri: 2), relay1.pipex.net (pri: 10)... |
| SOA | 1 | ns1.reedelsevier.com hostmaster.epress.c |
Analysis
IP Addresses
structure.org points to two IP numbers: 162.159.140.114 and 172.66.0.112.
Additional host names — esmorarecancers.org, medicinejournal.co.uk, jsesopenaccess.org and two others — share IP numbers with structure.org.
Name Servers
DNS for structure.org is handled by three authoritative name servers: ns1.reedelsevier.com, ns2.reedelsevier.com and ns3.reedelsevier.com.
structure.org shares at least some of its name servers with other domains, including lexisnexiscle.info, lexisma.info, healthjobshub.com and two others.
These name servers are frequently seen alongside the name servers ns1078.reedelsevier.com.
ns1.reedelsevier.com, ns2.reedelsevier.com and ns3.reedelsevier.com all have one IP address each — ns1.reedelsevier.com directs to 138.12.4.5, ns2.reedelsevier.com directs to 198.176.82.118 and ns3.reedelsevier.com directs to 198.176.84.118.
Mail Servers
structure.org is handled by 4 mail servers: relay1.pipex.net, relay2.pipex.net, elslonexc001.epress.co.uk and smtprelay.epress.co.uk.
structure.org shares mail servers — at least in part — with other domains, including chemicalconferences.com, virginatlantic.org, virginatlanticmail.com and two others.
These mail servers are frequently paired with the mail servers roadkill.vie.com, mailhost.atlas.co.uk, mailhost2.i-way.co.uk and mailhub.i-way.co.uk.