sys0.co - robtex.com
sys0.co
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.share-dns.com ⚠️ Not in zone NS records | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-172-64-53-25.defastlink.net | ||||||
| NS | a8.share-dns.com ⚠️ Not in parent delegation | ||||||
| A | 172.64.53.25🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-172-64-53-25.defastlink.net | ||||||
| NS | b.share-dns.net ⚠️ Not in zone NS records | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-172-64-52-239.defastlink.net | ||||||
| NS | b8.share-dns.net ⚠️ Not in parent delegation | ||||||
| A | 172.64.52.239🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-172-64-52-239.defastlink.net | ||||||
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759615358 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSa.share-dns.com2026-02-24 → 2026-03-24 · 2 obs
● 2026-03-24 00:03:40
●NSa8.share-dns.com2026-02-24 → 2026-03-24 · 2 obs
● 2026-03-24 00:03:40
●NSb.share-dns.net2026-02-24 → 2026-03-24 · 2 obs
● 2026-03-24 00:03:40
●NSb8.share-dns.net2026-02-24 → 2026-03-24 · 2 obs
● 2026-03-24 00:03:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| sys0.co | a8.share-dns.com, b8.share-dns.net | - |
✅ Authoritative Response
Server:172.64.52.239
NS records: a8.share-dns.com, b8.share-dns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sys0.co (unsigned zone)
⏱️ Timing
Total: 189ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | a.share-dns.com, b.share-dns.net |
Analysis
Name Servers
sys0.co is delegated to four name servers: a8.share-dns.com, a.share-dns.com, b8.share-dns.net and b.share-dns.net.
sys0.co at least partially shares its name servers with other domains, for instance jsben.com, uslnet.com, 4hur77.com, 651.co and cn-show-hth.com.
These name servers are commonly used with a9.share-dns.com, b9.share-dns.net, a11.share-dns.com, b11.share-dns.net, a4.share-dns.com, b4.share-dns.net, a7.share-dns.com, b7.share-dns.net, ns1.gname-dns.com and ns2.gname-dns.com.
Host names with a single IP number:
The host names a8.share-dns.com and a.share-dns.com point to 172.64.53.25.
The host names b8.share-dns.net and b.share-dns.net point to 172.64.52.239.
Host names that point to 172.64.53.25: a8.share-dns.com and a.share-dns.com.
Host names that point to 172.64.52.239: b8.share-dns.net and b.share-dns.net.