groundzero.fr - dns.ninja
groundzero.fr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 78.40.11.128🇫🇷 O2SWITCH78.40.8.0/22 o2switch Internet Routing | ||||||
| NS | ns1.o2switch.net ⭐ | ||||||
| A | 109.234.160.5🇫🇷 O2SWITCH109.234.160.0/24 o2switch Internet Routing | ||||||
| PTR | ns1.o2switch.net | ||||||
| NS | ns2.o2switch.net | ||||||
| A | 109.234.161.5🇫🇷 O2SWITCH109.234.161.0/24 o2switch Internet Routing | ||||||
| PTR | ns2.o2switch.net | ||||||
| MX | mail.groundzero.fr ⭐ | ||||||
| A | 109.234.166.23🇫🇷 O2SWITCH109.234.164.0/22 | ||||||
| PTR | 109-234-166-23.reverse.odns.fr | ||||||
| TXT | v=spf1 +mx +a +ip4:109.234.166.23 +include:spf.mailjet.com +include:mx.ovh.co... | ||||||
| SOA | ns1.o2switch.netsysadmin@o2switch.fr 2026-08-05 #1 | ||||||
fr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.fr ⭐ | ||||||
| NS | d.nic.fr | ||||||
| NS | f.ext.nic.fr | ||||||
| NS | g.ext.nic.fr | ||||||
| TXT | 131 RRs processed [10/08/2026 21H21:27] | ||||||
| SOA | a.nic.frdnsmaster@afnic.fr serial=2246156694 | ||||||
Subdomains
mail.groundzero.fr |
Same first word
Similar names
DNS History
12 records (4 active, 8 former)
○NSdns.ovh.net2016-07-02 → 2017-05-12 · 5 obs
● 2016-07-02 03:31:52
● 2017-05-12 18:13:30
○ 2026-02-21 21:23:38
○ 2026-08-10 22:30:38
○NSdns200.anycast.me2015-06-17 → 2016-02-02 · 4 obs
● 2016-02-02 13:32:10
○ 2016-07-02 03:31:52
○ 2026-08-10 22:30:38
○NSns.ovh.net2016-07-02 → 2017-05-12 · 5 obs
● 2016-07-02 03:31:52
● 2017-05-12 18:13:30
○ 2026-02-21 21:23:38
○ 2026-08-10 22:30:38
●NSns1.o2switch.net2026-02-21 → 2026-08-10 · 5 obs
● 2026-02-21 21:23:38
○ 2026-07-08 11:53:50
● 2026-07-09 05:43:58
● 2026-08-10 22:30:38
●NSns2.o2switch.net2026-02-21 → 2026-08-10 · 5 obs
● 2026-02-21 21:23:38
○ 2026-07-08 11:53:50
● 2026-07-09 05:43:58
● 2026-08-10 22:30:38
○NSns200.anycast.me2015-06-17 → 2016-02-02 · 4 obs
● 2016-02-02 13:32:10
○ 2016-07-02 03:31:52
○ 2026-08-10 22:30:38
●MXmail.groundzero.fr2026-02-21 → 2026-08-10 · 8 obs
● 2026-02-21 21:23:38
● 2026-03-06 01:35:32
○ 2026-03-08 00:19:46
● 2026-03-11 17:51:30
○ 2026-07-08 11:53:50
● 2026-07-09 05:43:58
● 2026-08-10 22:30:38
○MXmx1.ovh.net2015-06-17 → 2017-05-12 · 4 obs
● 2017-05-12 18:13:30
○ 2026-02-21 21:23:38
○ 2026-08-10 22:30:38
○MXmx2.ovh.net2015-06-17 → 2017-05-12 · 4 obs
● 2017-05-12 18:13:30
○ 2026-02-21 21:23:38
○ 2026-08-10 22:30:38
○A109.234.166.232026-02-21 → 2026-04-18 · 8 obs
● 2026-02-21 21:23:38
● 2026-03-06 01:35:32
○ 2026-03-08 00:19:46
● 2026-03-11 17:51:30
● 2026-04-18 03:08:54
○ 2026-04-21 07:46:10
○ 2026-08-10 22:30:38
○A213.186.33.682015-06-17 → 2017-05-12 · 4 obs
● 2017-05-12 18:13:30
○ 2026-02-21 21:23:38
○ 2026-08-10 22:30:38
●A78.40.11.1282026-04-21 → 2026-08-10 · 5 obs
● 2026-04-21 07:46:10
○ 2026-07-08 11:53:50
● 2026-07-09 05:43:58
● 2026-08-10 22:30:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| fr | f.ext.nic.fr, g.ext.nic.fr, d.nic.fr | - |
| groundzero.fr | ns1.o2switch.net, ns2.o2switch.net | - |
✅ Authoritative Response
Server:109.234.161.5
NS records: ns1.o2switch.net, ns2.o2switch.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for groundzero.fr (unsigned zone)
⏱️ Timing
Total: 972ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 78.40.11.128 |
| NS | 2 | ns2.o2switch.net, ns1.o2switch.net |
| MX | 1 | mail.groundzero.fr (pri: 0) |
| TXT | 1 | v=spf1 +mx +a +ip4:109.234.166.23 +inclu |
| SOA | 1 | ns1.o2switch.net sysadmin.o2switch.fr |
Analysis
Hierarchy
mail.groundzero.fr is delegated beneath groundzero.fr.
IP Addresses
groundzero.fr directs to one IP number, which is 78.40.11.128.
Among the host names that share IP numbers with groundzero.fr are deco-decoration.com, mail.professional-artists.com, kohsamui-resort.com and two others.
Name Servers
The NS records for groundzero.fr delegate to ns1.o2switch.net and ns2.o2switch.net.
groundzero.fr has the same name server delegation as a number of other domains, such as gooding-sudouest.fr, bogaert-architecture.com, almeria-oran.com and two more.
groundzero.fr and other domains like mon-devis-alarme.fr share at least a portion of their name servers.
ns1.o2switch.net → 109.234.160.5 and ns2.o2switch.net → 109.234.161.5: one IP number per host name.
Mail Servers
groundzero.fr routes its mail through a single mail server, mail.groundzero.fr.
mail.groundzero.fr resolves to 109.234.166.23 and no other IP number.