chinaopenscience.com - dns.ninja
chinaopenscience.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2600:9000:a508:7877:de78:593f:c6a9:2d21🇺🇸 Amazon2600:9000:a500::/43 | ||||||
| PTR | ad348085bae27ec49.dualstack.awsglobalaccelerator.com | ||||||
| A | 2600:9000:a618:2e79:5422:d2bb:ed3b:a201🇺🇸 Amazon2600:9000:a600::/43 | ||||||
| A | 18.216.253.137🇺🇸 Amazon18.216.0.0/14 EC2 CMH prefix | ||||||
| NS | ns.brandsight-dns.com ⭐ | ||||||
| NS | ns1.expired.brandsight-dns.com | ||||||
| A | 2600:1f14:391:8610:6a70:62f9:51d9:633c🇺🇸 Amazon2600:1f14::/37 AMAZON AWS | ||||||
| PTR | ns1.expired.brandsight-dns.com | ||||||
| A | 44.230.245.182🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix | ||||||
| PTR | ns1.expired.brandsight-dns.com | ||||||
| NS | ns2.expired.brandsight-dns.com | ||||||
| A | 2a05:d018:a9e:9910:eb36:a826:784b:c980🇮🇪 Amazon2a05:d018:800::/38 AMAZON AWS | ||||||
| PTR | ns2.expired.brandsight-dns.com | ||||||
| A | 63.34.97.152🇮🇪 Amazon63.32.0.0/14 EC2 DUB prefix | ||||||
| PTR | ns2.expired.brandsight-dns.com | ||||||
| SOA | ns.brandsight-dns.comhostmaster@brandsight-dns.com serial=1600000001 | ||||||
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=1785831937 | ||||||
Same first word
chinaopenscience.com |
DNS History
10 records (6 active, 4 former)
●NSns.brandsight-dns.com2026-08-04 → 2026-08-04 · 2 obs
● 2026-08-04 08:44:54
○NSns09.gcd-dns.com2026-04-09 → 2026-04-09 · 2 obs
○ 2026-08-04 08:44:54
●NSns1.expired.brandsight-dns.com2026-08-04 → 2026-08-04 · 2 obs
● 2026-08-04 08:44:54
○NSns10.gcd-dns.com2026-04-09 → 2026-04-09 · 2 obs
○ 2026-08-04 08:44:54
●NSns2.expired.brandsight-dns.com2026-08-04 → 2026-08-04 · 2 obs
● 2026-08-04 08:44:54
●A18.216.253.1372026-08-04 → 2026-08-04 · 2 obs
● 2026-08-04 08:44:54
●A2600:9000:a508:7877:de78:593f:c6a9:2d212026-08-04 → 2026-08-04 · 2 obs
● 2026-08-04 08:44:54
●A2600:9000:a618:2e79:5422:d2bb:ed3b:a2012026-08-04 → 2026-08-04 · 2 obs
● 2026-08-04 08:44:54
○A75.2.103.1462026-04-09 → 2026-04-09 · 2 obs
○ 2026-08-04 08:44:54
○A99.83.188.1502026-04-09 → 2026-04-09 · 2 obs
○ 2026-08-04 08:44:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| chinaopenscience.com | ns1.expired.brandsight-dns.com, ns2.expired.brandsight-dns.com | 2 records |
✅ Authoritative Response
Server:63.34.97.152
NS records: ns1.expired.brandsight-dns.com, ns2.expired.brandsight-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for chinaopenscience.com (unsigned zone)
⏱️ Timing
Total: 352ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 18.216.253.137 |
| AAAA | 2 | 2600:9000:a508:7877:de78:593f:c6a9:2d21, 2600:9000:a618:2e79:5422:d2bb:ed3b:a201 |
| NS | 2 | ns2.expired.brandsight-dns.com, ns1.expired.brandsight-dns.com |
| SOA | 1 | ns.brandsight-dns.com hostmaster.brandsi |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.expired.brandsight-dns.com, ns2.expired.brandsight-dns.com)
Analysis
IP Addresses
chinaopenscience.com maps to three IP numbers — 18.216.253.137, 2600:9000:a508:7877:de78:593f:c6a9:2d21 and 2600:9000:a618:2e79:5422:d2bb:ed3b:a201.
ru1.gage-johnson.com, msrcunow.com, _dc-mx.4dadf825f945.dermotclancy.com plus two other host names have IP numbers in common with chinaopenscience.com.
Name Servers
chinaopenscience.com is delegated to three name servers: ns.brandsight-dns.com, ns1.expired.brandsight-dns.com and ns2.expired.brandsight-dns.com.
chinaopenscience.com has at least partial name server overlap with other domains, such as michelberger.fr, westward.build, germanium.gage-johnson.com and two others.
ns1.expired.brandsight-dns.com and ns2.expired.brandsight-dns.com each resolve to two IP addresses: ns1.expired.brandsight-dns.com points to 44.230.245.182 and 2600:1f14:391:8610:6a70:62f9:51d9:633c, while ns2.expired.brandsight-dns.com points to 63.34.97.152 and 2a05:d018:a9e:9910:eb36:a826:784b:c980.