sim.fr - robtex.com
sim.fr
| DNSSEC | ⚠️ Not signed | ||||||
| NS | nsa.perf1.fr ⭐ | ||||||
| A | 2a01:c8:100::100🇫🇷 NAMESHIELD2a01:c8:100::/40 ANYCAST1-1 | ||||||
| PTR | nsa.perf1.fr | ||||||
| A | 81.92.94.100🇫🇷 NAMESHIELD81.92.94.0/23 ANYCAST1-1 | ||||||
| PTR | nsa.perf1.fr | ||||||
| NS | nsb.perf1.com | ||||||
| A | 2a01:c8:101::100🇫🇷 NAMESHIELD2a01:c8:100::/40 ANYCAST1-1 | ||||||
| PTR | nsb.perf1.com | ||||||
| A | 81.92.95.100🇫🇷 NAMESHIELD81.92.94.0/23 ANYCAST1-1 | ||||||
| PTR | nsb.perf1.com | ||||||
| NS | nsc.perf1.com | ||||||
| A | 2a09:35c0:102::100🇫🇷 NAMESHIELDGRP2a09:35c0:100::/40 NAMESHIELD ANYCAST1-2 | ||||||
| PTR | nsc.perf1.com | ||||||
| A | 152.89.172.100🇫🇷 NAMESHIELDGRP152.89.172.0/23 NAMESHIELD ANYCAST1-2 | ||||||
| PTR | nsc.perf1.com | ||||||
| MX | mx3.nameshield.com ⭐ | ||||||
| A | 81.92.84.191🇫🇷 NAMESHIELD81.92.84.0/23 DC1-1 | ||||||
| PTR | mx3.perf1.com | ||||||
| MX | mx4.nameshield.net(10) | ||||||
| A | 81.92.81.40🇫🇷 NAMESHIELD81.92.80.0/20 Nameshield-AS20756 | ||||||
| PTR | mx4.nameshield.net | ||||||
| SOA | nsa.perf1.frtechnical@nameshield.net 2023-08-14 #12 | ||||||
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 | 139 RRs processed [08/08/2026 19H20:50] | ||||||
| SOA | a.nic.frdnsmaster@afnic.fr serial=2246135748 | ||||||
Same first word
Similar names
DNS History
7 records (5 active, 2 former)
○NSns1.perf1.com2015-08-08 → 2021-07-13 · 4 obs
● 2021-07-13 05:18:04
○ 2026-02-21 20:56:04
○ 2026-08-08 19:43:20
○NSns2.perf1.fr2015-08-08 → 2021-07-13 · 4 obs
● 2021-07-13 05:18:04
○ 2026-02-21 20:56:04
○ 2026-08-08 19:43:20
●NSnsa.perf1.fr2026-02-21 → 2026-08-08 · 3 obs
● 2026-02-21 20:56:04
● 2026-08-08 19:43:20
●NSnsb.perf1.com2026-02-21 → 2026-08-08 · 3 obs
● 2026-02-21 20:56:04
● 2026-08-08 19:43:20
●NSnsc.perf1.com2026-02-21 → 2026-08-08 · 3 obs
● 2026-02-21 20:56:04
● 2026-08-08 19:43:20
●MXmx3.nameshield.com2015-08-08 → 2026-08-08 · 2 obs
● 2026-08-08 19:43:20
●MXmx4.nameshield.net2015-08-08 → 2026-08-08 · 2 obs
● 2026-08-08 19:43:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| fr | d.nic.fr, f.ext.nic.fr, g.ext.nic.fr | - |
| sim.fr | nsc.perf1.com, nsa.perf1.fr, nsb.perf1.com | 2 records |
✅ Authoritative Response
Server:152.89.172.100
NS records: nsc.perf1.com, nsa.perf1.fr, nsb.perf1.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sim.fr (unsigned zone)
⏱️ Timing
Total: 1886ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | nsc.perf1.com, nsb.perf1.com... |
| MX | 2 | mx4.nameshield.net (pri: 10), mx3.nameshield.com (pri: 0) |
| SOA | 1 | nsa.perf1.fr technical.nameshield.net |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (nsa.perf1.fr, nsa.perf1.fr)
Analysis
Name Servers
sim.fr is delegated to three name servers: nsb.perf1.com, nsc.perf1.com and nsa.perf1.fr.
There is at least partial name server overlap between sim.fr and other domains — consulfrance-tanger.org, zaditivos.com.pe, somfygroup.com and two more among them.
These name servers regularly appear alongside a.ns.developpement-durable.gouv.fr, b.ns.developpement-durable.gouv.fr, ns0.infravesi.com and 4 other name servers in NS record sets.
nsb.perf1.com, nsc.perf1.com and nsa.perf1.fr each resolve to two IP addresses: nsb.perf1.com resolves to 81.92.95.100 and 2a01:c8:101::100; nsc.perf1.com resolves to 152.89.172.100 and 2a09:35c0:102::100; nsa.perf1.fr resolves to 81.92.94.100 and 2a01:c8:100::100.
Mail Servers
sim.fr has two mail servers: mx3.nameshield.com and mx4.nameshield.net.
sim.fr shares the same mail server setup as other domains, including agriaffaire.de, laposte.sucks, keringgroup.it and two others.
sim.fr and other domains — agence-du-village.fr for instance — share at least some mail servers.
mx3.nameshield.com → 81.92.84.191 and mx4.nameshield.net → 81.92.81.40: one IP number per host name.