jcvaonline.com - robtex.com
jcvaonline.com
| 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 | 198.176.82.98🇬🇧 REED-ELSEVIER-EMEA-GCC198.176.82.0/24 | ||||||
| NS | ns3.reedelsevier.com | ||||||
| A | 198.176.82.101🇬🇧 REED-ELSEVIER-EMEA-GCC198.176.82.0/24 | ||||||
| PTR | ns3.reedelsevier.com | ||||||
| TXT | _globalsign-domain-verification=RDfW6dV1-ySzrCVnk_K0idat_8u_6NdV-0vPBTj2PQ | ||||||
| SOA | ns1.reedelsevier.comhostmaster@elsevier.co.uk 2013-07-19 #46 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
rank #245478 in the tld
WOT: SAFE (60/100)
📈 Tranco rank: #751,766
Same first word
jcvaonline.com |
DNS History
9 records (5 active, 4 former)
○NSns.elsevier.co.uk2015-06-22 → 2017-02-08 · 4 obs
● 2017-02-08 17:16:16
○ 2019-03-17 15:02:10
○ 2026-03-22 17:46:46
○NSns0-j.dns.pipex.net2015-06-22 → 2017-02-08 · 4 obs
● 2017-02-08 17:16:16
○ 2019-03-17 15:02:10
○ 2026-03-22 17:46:46
○NSns1-j.dns.pipex.net2015-06-22 → 2017-02-08 · 4 obs
● 2017-02-08 17:16:16
○ 2019-03-17 15:02:10
○ 2026-03-22 17:46:46
●NSns1.reedelsevier.com2019-03-17 → 2026-03-22 · 3 obs
● 2019-03-17 15:02:10
● 2026-03-22 17:46:46
●NSns2.reedelsevier.com2019-03-17 → 2026-03-22 · 3 obs
● 2019-03-17 15:02:10
● 2026-03-22 17:46:46
●NSns3.reedelsevier.com2019-03-17 → 2026-03-22 · 3 obs
● 2019-03-17 15:02:10
● 2026-03-22 17:46:46
●A162.159.140.1142026-02-26 → 2026-03-22 · 3 obs
● 2026-02-26 03:07:24
● 2026-03-22 17:46:46
●A172.66.0.1122026-02-26 → 2026-03-22 · 3 obs
● 2026-02-26 03:07:24
● 2026-03-22 17:46:46
○A65.156.1.1002015-06-22 → 2019-03-17 · 4 obs
● 2019-03-17 15:02:10
○ 2026-02-26 03:07:24
○ 2026-03-22 17:46:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, k.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net... | - |
| jcvaonline.com | ns1.reedelsevier.com, ns2.reedelsevier.com, ns3.reedelsevier.com | 3 records |
✅ Authoritative Response
Server: 138.12.4.5
NS records: ns1.reedelsevier.com, ns2.reedelsevier.com, ns3.reedelsevier.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for jcvaonline.com (unsigned zone)
⏱️ Timing
Total: 311ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 162.159.140.114, 172.66.0.112 |
| NS | 3 | ns3.reedelsevier.com, ns1.reedelsevier.com... |
| TXT | 1 | _globalsign-domain-verification=RDfW6dV1 |
| SOA | 1 | ns1.reedelsevier.com hostmaster.elsevier |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.reedelsevier.com, ns2.reedelsevier.com, ns3.reedelsevier.com)
Analysis
IP Addresses
jcvaonline.com resolves to two IP numbers: 162.159.140.114 and 172.66.0.112.
other host names including jmirs.org, ophthalmologyscience.org, clinicalmicrobiologyandinfection.com, clinicaltherapeutics.com and ejog.org share IP numbers with jcvaonline.com.
Name Servers
jcvaonline.com is delegated to three name servers ns1.reedelsevier.com, ns2.reedelsevier.com and ns3.reedelsevier.com.
jcvaonline.com at least partially shares name servers with other domains, for instance nbegateway.com, efrongrading.com, lexis-nexis.biz, tmreviews.com and bankingcomplianceexpert.com.
Host names with one IP number: ns1.reedelsevier.com points to 138.12.4.5; ns2.reedelsevier.com points to 198.176.82.98; ns3.reedelsevier.com points to 198.176.82.101.