derivative.gr - robtex.com
derivative.gr
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns31.grserver.gr ⚠️ Not in zone NS records | ||||||
| A | 2a00:1c98:1010:1::ee🇧🇪 COMBELL-AS2a00:1c98::/32 COMBELL Network | ||||||
| PTR | linux3307.grserver.gr | ||||||
| A | 213.158.90.244🇮🇹 COMBELL-AS213.158.90.0/24 Enartia services in Belgium | ||||||
| PTR | linux3307.grserver.gr | ||||||
| NS | ns32.grserver.gr ⚠️ Not in zone NS records | ||||||
| A | 2a00:1c98:1010:1::ee🇧🇪 COMBELL-AS2a00:1c98::/32 COMBELL Network | ||||||
| PTR | linux3307.grserver.gr | ||||||
| A | 213.158.90.244🇮🇹 COMBELL-AS213.158.90.0/24 Enartia services in Belgium | ||||||
| PTR | linux3307.grserver.gr | ||||||
gr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | grdns.ics.forth.gr ⭐ | ||||||
| NS | estia.ics.forth.gr | ||||||
| NS | gr-a.ics.forth.gr | ||||||
| NS | gr-at.ics.forth.gr | ||||||
| NS | gr-d.ics.forth.gr | ||||||
| NS | gr-m.ics.forth.gr | ||||||
| SOA | grdns.ics.forth.grhmaster-info@ics.forth.gr serial=2608140691 | ||||||
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
●NSns31.grserver.gr2026-07-13 → 2026-08-14 · 2 obs
● 2026-08-14 09:02:08
●NSns32.grserver.gr2026-07-13 → 2026-08-14 · 2 obs
● 2026-08-14 09:02:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| gr | gr-a.ics.forth.gr, gr-d.ics.forth.gr, gr-m.ics.forth.gr, estia.ics.forth.gr... | 10 records |
| derivative.gr | ns32.grserver.gr, ns31.grserver.gr | - |
✅ Authoritative Response
Server:213.158.90.244
NS records: ns32.grserver.gr, ns31.grserver.gr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for derivative.gr (unsigned zone)
⏱️ Timing
Total: 567ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 10
In-bailiwick: 10 (gr-a.ics.forth.gr, gr-a.ics.forth.gr, gr-d.ics.forth.gr...)
Analysis
Name Servers
derivative.gr uses two name servers for its delegation: ns31.grserver.gr and ns32.grserver.gr.
The name server configuration of derivative.gr is shared with other domains, for instance kitchen-accessories.gr, e-odeiofaliro.gr, visitdionolympus.gr and two others.
There is at least partial name server overlap between derivative.gr and other domains — linuxzone12.grserver.gr, agerino.com, naxoshorseriding.com and two more among them.
These name servers regularly appear alongside ns25.grserver.gr, ns26.grserver.gr, ns23.grserver.gr and 7 other name servers in NS record sets.
ns31.grserver.gr and ns32.grserver.gr share the same two IP addresses — 213.158.90.244 and 2a00:1c98:1010:1::ee.
Both ns31.grserver.gr and ns32.grserver.gr resolve to 2a00:1c98:1010:1::ee IP addresses each.
Both ns31.grserver.gr and ns32.grserver.gr resolve to 213.158.90.244 IP addresses each.