learn.gr - dns.ninja
learn.gr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a01:4f8:141:24f6::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | c1n.itbiz.gr | ||||||
| A | 176.9.0.28🇩🇪 Hetzner176.9.0.0/16 HETZNER-RZ-FKS-BLK4 | ||||||
| NS | ns1.learn.gr ⭐ ⚠️ Not in parent delegation | ||||||
| A | 176.9.0.28🇩🇪 Hetzner176.9.0.0/16 HETZNER-RZ-FKS-BLK4 | ||||||
| PTR | c1n.itbiz.gr | ||||||
| NS | ns1.itbiz.gr ⚠️ Not in zone NS records | ||||||
| A | 176.9.0.28🇩🇪 Hetzner176.9.0.0/16 HETZNER-RZ-FKS-BLK4 | ||||||
| PTR | c1n.itbiz.gr | ||||||
| NS | ns2.itbiz.gr ⚠️ Not in zone NS records | ||||||
| A | 46.4.123.248🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3 | ||||||
| PTR | c1n.itbiz.gr | ||||||
| NS | ns2.learn.gr ⚠️ Not in parent delegation | ||||||
| A | 46.4.123.248🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3 | ||||||
| PTR | c1n.itbiz.gr | ||||||
| MX | mail.learn.gr ⭐ | ||||||
| A | 2a01:4f8:141:24f6::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | c1n.itbiz.gr | ||||||
| A | 46.4.123.246🇩🇪 Hetzner46.4.0.0/16 HETZNER-RZ-FKS-BLK3 | ||||||
| PTR | c1n.itbiz.gr | ||||||
| TXT | v=spf1 a mx ip4:176.9.0.28/32 ip4:65.21.97.108/32 ip4:65.109.144.164/32 ip4:1... | ||||||
| TXT | google-site-verification=z_bP7T2_j6RposD9ZWzAdDx1LnYbJO8vG6yBfDW7Z8M | ||||||
| SOA | ns1.learn.grsub@itbiz.gr 2026-07-22 #1 | ||||||
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=2608111291 | ||||||
Subdomains
Same first word
Similar names
DNS History
10 records (7 active, 3 former)
○NSns.learn.gr2015-06-16 → 2016-06-18 · 4 obs
● 2016-06-18 09:33:52
○ 2017-07-19 12:20:54
○ 2026-08-11 15:46:14
●NSns1.learn.gr2026-02-17 → 2026-08-11 · 3 obs
● 2026-02-17 20:22:04
● 2026-08-11 15:46:14
●NSns2.learn.gr2026-02-17 → 2026-08-11 · 3 obs
● 2026-02-17 20:22:04
● 2026-08-11 15:46:14
●MXmail.learn.gr2015-06-16 → 2026-08-11 · 2 obs
● 2026-08-11 15:46:14
●A176.9.0.282026-02-17 → 2026-08-11 · 3 obs
● 2026-02-17 20:22:04
● 2026-08-11 15:46:14
○A216.55.137.2432015-06-16 → 2016-06-18 · 4 obs
● 2016-06-18 09:33:52
○ 2017-07-19 12:20:54
○ 2026-08-11 15:46:14
○A216.55.169.892017-07-19 → 2017-09-26 · 5 obs
● 2017-07-19 12:20:54
● 2017-09-26 08:35:12
○ 2026-02-17 20:22:04
○ 2026-08-11 15:46:14
●A2a01:4f8:141:24f6::22026-02-17 → 2026-08-11 · 3 obs
● 2026-02-17 20:22:04
● 2026-08-11 15:46:14
🔍 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... | - |
| learn.gr | ns1.itbiz.gr, ns2.itbiz.gr | 3 records |
✅ Authoritative Response
Server:46.4.123.248
NS records: ns1.itbiz.gr, ns2.itbiz.gr
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for learn.gr (unsigned zone)
⏱️ Timing
Total: 520ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 176.9.0.28 |
| AAAA | 1 | 2a01:4f8:141:24f6::2 |
| NS | 2 | ns1.learn.gr, ns2.learn.gr |
| MX | 1 | mail.learn.gr (pri: 10) |
| TXT | 2 | google-site-verification=z_bP7T2_j6Rpos, v=spf1 a mx ip4:176.9.0.28/32 ip4:65.21. |
| SOA | 1 | ns1.learn.gr sub.itbiz.gr |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.itbiz.gr, ns2.itbiz.gr, ns1.itbiz.gr)
Analysis
Hierarchy
www.learn.gr, ns1.learn.gr, ns2.learn.gr and mail.learn.gr are all subdomains of learn.gr.
IP Addresses
learn.gr points to the IP addresses 176.9.0.28 and 2a01:4f8:141:24f6::2
Among the host names that share IP numbers with learn.gr are mail.4obs.gr, amaltea.gr, mail.spiralflex.gr and two others.
Name Servers
The domain learn.gr is delegated to these four name servers: ns1.itbiz.gr, ns2.itbiz.gr, ns1.learn.gr and ns2.learn.gr.
The name servers of learn.gr overlap at least partially with those of other domains — among them vmax.gr, lytras.gr, vasdavanos.gr and two more.
Each of the host names ns1.itbiz.gr, ns2.itbiz.gr, ns1.learn.gr and ns2.learn.gr has one IP address: ns1.itbiz.gr resolves to 176.9.0.28, ns2.itbiz.gr resolves to 46.4.123.248, ns1.learn.gr resolves to 176.9.0.28 and ns2.learn.gr resolves to 46.4.123.248.
ns1.itbiz.gr and ns1.learn.gr are host names that each point to 176.9.0.28 IP addresses.
ns2.itbiz.gr and ns2.learn.gr are host names that each point to 46.4.123.248 IP addresses.
Mail Servers
learn.gr routes its mail through a single mail server, mail.learn.gr.
mail.learn.gr resolves to two IP numbers — 46.4.123.246 and 2a01:4f8:141:24f6::2.