openscience.com - robtex.com
openscience.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 18.198.83.148🇩🇪 Amazon18.198.0.0/15 EC2 FRA prefix | ||||||
| PTR | ec2-18-198-83-148.eu-central-1.compute.amazonaws.com | ||||||
| NS | ns1.cbxnet.de ⭐ | ||||||
| A | 212.87.33.1🇩🇪 CBXNET212.87.32.0/19 combox internet GmbH | ||||||
| PTR | ns1.cbxnet.de | ||||||
| PTR | ns1.combox.de | ||||||
| NS | ns3.cbxnet.de | ||||||
| A | 213.191.33.253🇩🇪 CBXNET213.191.32.0/19 combox internet GmbH | ||||||
| PTR | ns3.cbxnet.de | ||||||
| PTR | ns3.combox.de | ||||||
| SOA | ns1.cbxnet.depostmaster@cbxnet.de 2021-11-24 #2 | ||||||
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=1783214351 | ||||||
rank #412027 in the tld
Same first word
Similar names
DNS History
5 records (3 active, 2 former)
●A18.198.83.1482026-02-18 → 2026-07-05 · 3 obs
● 2026-02-18 10:45:36
● 2026-07-05 01:45:54
○A80.237.236.1172020-02-25 → 2020-02-25 · 4 obs
● 2020-02-25 02:18:54
○ 2026-02-18 10:45:36
○ 2026-07-05 01:45:54
○A87.119.221.382015-08-04 → 2017-02-20 · 4 obs
● 2017-02-20 08:28:38
○ 2020-02-25 02:18:54
○ 2026-07-05 01:45:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| openscience.com | ns1.cbxnet.de, ns3.cbxnet.de | - |
✅ Authoritative Response
Server:212.87.33.1
NS records: ns1.cbxnet.de, ns3.cbxnet.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for openscience.com (unsigned zone)
⏱️ Timing
Total: 934ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 18.198.83.148 |
| NS | 2 | ns3.cbxnet.de, ns1.cbxnet.de |
| SOA | 1 | ns1.cbxnet.de postmaster.cbxnet.de |
Analysis
IP Addresses
openscience.com resolves to just one IP address, 18.198.83.148.
Two other host names, along with public-history-weekly.degruyter.com, public-history-weekly.com and blog.degruyter.com, also share IP numbers with openscience.com.
Name Servers
Two name servers handle the delegation for openscience.com: ns1.cbxnet.de and ns3.cbxnet.de.
openscience.com shares its NS records with other domains, for example bbl-logistik.de, 56.87.212.in-addr.arpa, tatje.com and two others.
openscience.com shares at least some of its name servers with other domains, including hollinger-architekt.de, besttip.de, 41.87.212.in-addr.arpa and two others.
These name servers are frequently seen alongside the name servers ns1.combox.de, ns.combox.de, ns3.combox.de and ns0.sang.net.
ns1.cbxnet.de and ns3.cbxnet.de each resolve to one IP number: ns1.cbxnet.de points to 212.87.33.1 and ns3.cbxnet.de points to 213.191.33.253.