polytech.network - dns.ninja
polytech.network
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.91.139.53🇫🇷 OVH51.91.0.0/16 | ||||||
| PTR | netanswer-front2.ovh.bearstech.com | ||||||
| NS | ns1.gandi.net ⭐ | ||||||
| A | 2001:4b98:aaaa::2 | ||||||
| A | 173.246.100.2 | ||||||
| NS | ns-199-c.gandi.net | ||||||
| A | 2604:3400:aaac::c8 | ||||||
| A | 217.70.187.200 | ||||||
| NS | ns-31-b.gandi.net | ||||||
| A | 2001:4b98:aaab::20 | ||||||
| A | 213.167.230.32 | ||||||
| NS | ns-58-a.gandi.net | ||||||
| A | 2001:4b98:aaaa::3b | ||||||
| A | 173.246.100.59 | ||||||
| MX | spool.mail.gandi.net ⭐ | ||||||
| A | 2001:4b98:e00::1 | ||||||
| A | 217.70.178.1 | ||||||
| MX | fb.mail.gandi.net(50) | ||||||
| A | 2001:4b98:dc4:8::215 | ||||||
| A | 2001:4b98:dc4:8::216 | ||||||
| A | 2001:4b98:dc4:8::217 | ||||||
| A | 217.70.178.215 | ||||||
| A | 217.70.178.216 | ||||||
| A | 217.70.178.217 | ||||||
| TXT | google-site-verification=WRx7ouM8WoaBhRWfgENzt0qeKnR91PwWdOTVTBCCh8A | ||||||
| TXT | v=spf1 include:_mailcust.gandi.net ?all | ||||||
| SOA | ns1.gandi.nethostmaster@gandi.net serial=1792627200 | ||||||
network
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.network ⭐ | ||||||
| NS | v0n1.nic.network | ||||||
| NS | v0n2.nic.network | ||||||
| NS | v0n3.nic.network | ||||||
| NS | v2n0.nic.network | ||||||
| NS | v2n1.nic.network | ||||||
| SOA | v0n0.nic.networkhostmaster@donuts.email serial=1793822971 | ||||||
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●MXfb.mail.gandi.net2026-08-29 → 2026-11-04 · 2 obs
● 2026-11-04 20:34:36
●MXspool.mail.gandi.net2026-08-29 → 2026-11-04 · 2 obs
● 2026-11-04 20:34:36
●A51.91.139.532026-08-29 → 2026-11-04 · 2 obs
● 2026-11-04 20:34:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| network | v0n0.nic.network, v0n1.nic.network, v0n2.nic.network, v0n3.nic.network... | 12 records |
| polytech.network | ns-199-c.gandi.net, ns-58-a.gandi.net, ns-31-b.gandi.net | - |
✅ Authoritative Response
Server:217.70.187.200
NS records: ns-199-c.gandi.net, ns-58-a.gandi.net, ns-31-b.gandi.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for polytech.network (unsigned zone)
⏱️ Timing
Total: 2542ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 51.91.139.53 |
| NS | 3 | ns-31-b.gandi.net, ns-199-c.gandi.net... |
| MX | 2 | fb.mail.gandi.net (pri: 50), spool.mail.gandi.net (pri: 10) |
| TXT | 2 | google-site-verification=WRx7ouM8WoaBhRW, v=spf1 include:_mailcust.gandi.net ip4:5 |
| SOA | 1 | ns1.gandi.net hostmaster.gandi.net |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n0.nic.network, v0n0.nic.network, v0n1.nic.network...)
Analysis
IP Addresses
polytech.network has exactly one IP address — 51.91.139.53.
Name Servers
Four name servers handle the delegation for polytech.network: ns-199-c.gandi.net, ns-31-b.gandi.net, ns-58-a.gandi.net and ns1.gandi.net.
Each of the four hosts ns-199-c.gandi.net, ns-31-b.gandi.net, ns-58-a.gandi.net and ns1.gandi.net has two IP addresses. ns-199-c.gandi.net points to 217.70.187.200 and 2604:3400:aaac::c8. ns-31-b.gandi.net points to 213.167.230.32 and 2001:4b98:aaab::20. ns-58-a.gandi.net points to 173.246.100.59 and 2001:4b98:aaaa::3b. ns1.gandi.net points to 173.246.100.2 and 2001:4b98:aaaa::2.
Mail Servers
polytech.network uses two mail servers, fb.mail.gandi.net and spool.mail.gandi.net.
Hosts with 6 IP addresses each:
fb.mail.gandi.net resolves to 217.70.178.215, 217.70.178.216 and 217.70.178.217 among others, with 3 other IP addresses in total.
Host names pointing to two IP addresses:
spool.mail.gandi.net resolves to two addresses: 217.70.178.1 and 2001:4b98:e00::1.