grer.fr - robtex.com
grer.fr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.154.139.16🇫🇷 O2SWITCH185.154.136.0/22 | ||||||
| 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.grer.fr ⭐ | ||||||
| A | 109.234.160.66🇫🇷 O2SWITCH109.234.160.0/24 o2switch Internet Routing | ||||||
| PTR | 109-234-160-66.reverse.odns.fr | ||||||
| TXT | v=spf1 ip4:109.234.160.66 +a +mx +include:spf.jabatus.fr ~all | ||||||
| SOA | ns1.o2switch.netsystemshl@o2switch.fr 2023-02-16 #0 | ||||||
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 | 34 RRs processed [03/03/2026 03H50:47] | ||||||
| SOA | a.nic.frdnsmaster@afnic.fr serial=2244430463 | ||||||
Same first word
Similar names
DNS History
14 records (4 active, 10 former)
●NSns1.o2switch.net2026-03-15 → 2026-03-15 · 2 obs
● 2026-03-15 17:52:06
○NSns11.1and1.fr2015-07-08 → 2017-01-02 · 4 obs
● 2017-01-02 20:26:28
○ 2017-11-18 23:39:36
○ 2026-03-15 17:52:06
○NSns1103.ui-dns.biz2017-11-18 → 2017-11-18 · 4 obs
● 2017-11-18 23:39:36
○ 2026-02-21 21:26:04
○ 2026-03-15 17:52:06
○NSns1103.ui-dns.com2017-11-18 → 2017-11-18 · 4 obs
● 2017-11-18 23:39:36
○ 2026-02-21 21:26:04
○ 2026-03-15 17:52:06
○NSns1103.ui-dns.de2017-11-18 → 2017-11-18 · 4 obs
● 2017-11-18 23:39:36
○ 2026-02-21 21:26:04
○ 2026-03-15 17:52:06
○NSns1103.ui-dns.org2017-11-18 → 2017-11-18 · 4 obs
● 2017-11-18 23:39:36
○ 2026-02-21 21:26:04
○ 2026-03-15 17:52:06
○NSns12.1and1.fr2015-07-08 → 2017-01-02 · 4 obs
● 2017-01-02 20:26:28
○ 2017-11-18 23:39:36
○ 2026-03-15 17:52:06
●NSns2.o2switch.net2026-03-15 → 2026-03-15 · 2 obs
● 2026-03-15 17:52:06
●MXmail.grer.fr2026-03-15 → 2026-03-15 · 2 obs
● 2026-03-15 17:52:06
○MXmx00.1and1.fr2015-07-08 → 2017-11-18 · 4 obs
● 2017-11-18 23:39:36
○ 2026-02-21 21:26:04
○ 2026-03-15 17:52:06
○MXmx01.1and1.fr2015-07-08 → 2017-11-18 · 4 obs
● 2017-11-18 23:39:36
○ 2026-02-21 21:26:04
○ 2026-03-15 17:52:06
●A185.154.139.162026-03-15 → 2026-03-15 · 2 obs
● 2026-03-15 17:52:06
○A217.160.0.1322016-06-27 → 2017-11-18 · 5 obs
● 2016-06-27 23:24:34
● 2017-11-18 23:39:36
○ 2026-02-21 21:26:04
○ 2026-03-15 17:52:06
○A82.165.83.1972015-07-08 → 2016-02-26 · 4 obs
● 2016-02-26 20:43:58
○ 2016-06-27 23:24:34
○ 2026-03-15 17:52:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| fr | f.ext.nic.fr, g.ext.nic.fr, d.nic.fr | - |
| grer.fr | ns2.o2switch.net, ns1.o2switch.net | - |
✅ Authoritative Response
Server: 109.234.161.5
NS records: ns2.o2switch.net, ns1.o2switch.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for grer.fr (unsigned zone)
⏱️ Timing
Total: 1347ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.154.139.16 |
| NS | 2 | ns2.o2switch.net, ns1.o2switch.net |
| MX | 1 | mail.grer.fr (pri: 0) |
| TXT | 1 | v=spf1 ip4:109.234.160.66 +a +mx +includ |
| SOA | 1 | ns1.o2switch.net systemshl.o2switch.fr |
Analysis
IP Addresses
grer.fr points to a single IP number: 185.154.139.16.
Other host names, for instance bricolage-maison.fr, tvba.fr, jiec.fr, superassur.fr and flbgr.org share IP numbers with grer.fr.
Name Servers
grer.fr is delegated to two name servers: ns1.o2switch.net and ns2.o2switch.net.
grer.fr uses the same name server setup as other domains, for instance missty.net, 0pb.net, navesparmelan.com, vitrerie75010.fr and ancolie-paris.com.
Host names with one IP number:
ns1.o2switch.net points to: 109.234.160.5.
ns2.o2switch.net points to: 109.234.161.5.
Mail Servers
The mail server for grer.fr is mail.grer.fr.
Host name mail.grer.fr resolves to IP 109.234.160.66.