b-concept.fr - robtex.com

b-concept.fr

DNSSEC⚠️ Not signed
A109.234.165.113🇫🇷 O2SWITCH109.234.164.0/22
PTRpaga.o2sred.fr
NSns1.o2switch.net ⭐
A109.234.160.5🇫🇷 O2SWITCH109.234.160.0/24 o2switch Internet Routing
PTRns1.o2switch.net
NSns2.o2switch.net
A109.234.161.5🇫🇷 O2SWITCH109.234.161.0/24 o2switch Internet Routing
PTRns2.o2switch.net
MXmail.b-concept.fr ⭐
A109.234.165.113🇫🇷 O2SWITCH109.234.164.0/22
PTRpaga.o2sred.fr
TXTv=spf1 ip4:109.234.165.113 +a +mx +include:spf.jabatus.fr ~all
SOAns1.o2switch.netsysadmin@o2switch.fr 2026-02-13 #4

fr

DNSSEC🔒 Signed (DS record present)
NSa.nic.fr ⭐
NSd.nic.fr
NSf.ext.nic.fr
NSg.ext.nic.fr
TXT15 RRs processed [08/08/2026 02H00:50]
SOAa.nic.frdnsmaster@afnic.fr serial=2246134112

Subdomains

mail.b-concept.fr
www.b-concept.fr

Same first word

b-concept.ru
b-concept.ro
b-concept.info
b-concept.net
b-concept.store
b-concept.ch
b-concept.org
b-concept.tokyo
b-concept.com
b-concept.biz
b-concept.online
b-concept.be
b-concept.jp
b-concept.de
b-concept.eu
b-concept.fr

Similar names

concept-b.com
concept-b.ru
concept-b.co.jp
concept-b.de

DNS History

21 records (4 active, 17 former)

20162017201820192020202120222023202420252026NSns1.o2switch.netns2.o2switch.netdns1.plaindns.netdns2.plaindns.netns-fr.1and1-dns.bizns-fr.1and1-dns.comns-fr.1and1-dns.frns-fr.1and1-dns.orgns1.nom-domaine.frns2.nom-domaine.frMXmail.b-concept.frmx00.1and1.frmx01.1and1.frmx1.b-concept.frmx1.viaduc.frmx2.viaduc.frA109.234.165.1132001:8d8:1001:23fb:876d:834d:6c54:c01b213.229.99.145217.160.203.1087.98.150.35
○NSdns1.plaindns.net2017-03-22 → 2017-03-22 · 4 obs
○ 2016-07-14 22:35:26
● 2017-03-22 20:53:32
○ 2020-02-03 02:43:02
○ 2026-08-08 02:10:22
○NSdns2.plaindns.net2017-03-22 → 2017-03-22 · 4 obs
○ 2016-07-14 22:35:26
● 2017-03-22 20:53:32
○ 2020-02-03 02:43:02
○ 2026-08-08 02:10:22
○NSns-fr.1and1-dns.biz2015-08-05 → 2016-07-14 · 4 obs
● 2015-08-05 23:00:36
● 2016-07-14 22:35:26
○ 2017-03-22 20:53:32
○ 2026-08-08 02:10:22
○NSns-fr.1and1-dns.com2015-08-05 → 2016-07-14 · 4 obs
● 2015-08-05 23:00:36
● 2016-07-14 22:35:26
○ 2017-03-22 20:53:32
○ 2026-08-08 02:10:22
○NSns-fr.1and1-dns.fr2015-08-05 → 2016-07-14 · 4 obs
● 2015-08-05 23:00:36
● 2016-07-14 22:35:26
○ 2017-03-22 20:53:32
○ 2026-08-08 02:10:22
○NSns-fr.1and1-dns.org2015-08-05 → 2016-07-14 · 4 obs
● 2015-08-05 23:00:36
● 2016-07-14 22:35:26
○ 2017-03-22 20:53:32
○ 2026-08-08 02:10:22
○NSns1.nom-domaine.fr2020-02-03 → 2020-02-03 · 4 obs
○ 2017-03-22 20:53:32
● 2020-02-03 02:43:02
○ 2026-05-02 01:31:56
○ 2026-08-08 02:10:22
●NSns1.o2switch.net2026-05-02 → 2026-08-08 · 3 obs
○ 2020-02-03 02:43:02
● 2026-05-02 01:31:56
● 2026-08-08 02:10:22
○NSns2.nom-domaine.fr2020-02-03 → 2020-02-03 · 4 obs
○ 2017-03-22 20:53:32
● 2020-02-03 02:43:02
○ 2026-05-02 01:31:56
○ 2026-08-08 02:10:22
●NSns2.o2switch.net2026-05-02 → 2026-08-08 · 3 obs
○ 2020-02-03 02:43:02
● 2026-05-02 01:31:56
● 2026-08-08 02:10:22
●MXmail.b-concept.fr2026-05-02 → 2026-08-08 · 3 obs
○ 2020-02-03 02:43:02
● 2026-05-02 01:31:56
● 2026-08-08 02:10:22
○MXmx00.1and1.fr2015-08-05 → 2016-07-14 · 4 obs
● 2015-08-05 23:00:36
● 2016-07-14 22:35:26
○ 2017-03-22 20:53:32
○ 2026-08-08 02:10:22
○MXmx01.1and1.fr2015-08-05 → 2016-07-14 · 4 obs
● 2015-08-05 23:00:36
● 2016-07-14 22:35:26
○ 2017-03-22 20:53:32
○ 2026-08-08 02:10:22
○MXmx1.b-concept.fr2017-03-22 → 2017-03-22 · 4 obs
○ 2016-07-14 22:35:26
● 2017-03-22 20:53:32
○ 2020-02-03 02:43:02
○ 2026-08-08 02:10:22
○MXmx1.viaduc.fr2020-02-03 → 2020-02-03 · 4 obs
○ 2017-03-22 20:53:32
● 2020-02-03 02:43:02
○ 2026-05-02 01:31:56
○ 2026-08-08 02:10:22
○MXmx2.viaduc.fr2020-02-03 → 2020-02-03 · 4 obs
○ 2017-03-22 20:53:32
● 2020-02-03 02:43:02
○ 2026-05-02 01:31:56
○ 2026-08-08 02:10:22
●A109.234.165.1132026-05-02 → 2026-08-08 · 3 obs
○ 2020-02-03 02:43:02
● 2026-05-02 01:31:56
● 2026-08-08 02:10:22
○A2001:8d8:1001:23fb:876d:834d:6c54:c01b2015-08-05 → 2015-11-29 · 4 obs
● 2015-08-05 23:00:36
● 2015-11-29 22:30:50
○ 2016-03-16 01:39:22
○ 2026-08-08 02:10:22
○A213.229.99.1452017-03-22 → 2017-03-22 · 4 obs
○ 2016-03-16 01:39:22
● 2017-03-22 20:53:32
○ 2020-02-03 02:43:02
○ 2026-08-08 02:10:22
○A217.160.203.102015-08-05 → 2015-11-29 · 4 obs
● 2015-08-05 23:00:36
● 2015-11-29 22:30:50
○ 2016-03-16 01:39:22
○ 2026-08-08 02:10:22
○A87.98.150.352020-02-03 → 2020-02-03 · 4 obs
○ 2017-03-22 20:53:32
● 2020-02-03 02:43:02
○ 2026-05-02 01:31:56
○ 2026-08-08 02:10:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
frd.nic.fr, f.ext.nic.fr, g.ext.nic.fr-
b-concept.frns2.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 b-concept.fr (unsigned zone)

⏱️ Timing

Total: 978ms | Queries: -

📄 Records

TypeCountSample Data
A1109.234.165.113
NS2ns2.o2switch.net, ns1.o2switch.net
MX1mail.b-concept.fr (pri: 0)
TXT1v=spf1 ip4:109.234.165.113 +a +mx +inclu
SOA1ns1.o2switch.net sysadmin.o2switch.fr

Analysis

Hierarchy

The parent domain of mail.b-concept.fr and www.b-concept.fr is b-concept.fr.

IP Addresses

b-concept.fr directs to one IP number, which is 109.234.165.113.

Among the host names that share IP numbers with b-concept.fr are mail.e2mi.fr, mouries.fr, mail.epreuvedartiste.com and two others.

Name Servers

DNS delegation for b-concept.fr points to two name servers: ns1.o2switch.net and ns2.o2switch.net.

b-concept.fr has the same name server delegation as a number of other domains, such as pressrelease-jp.com, formatweb.pro, salaire-brut-net.org and two more.

b-concept.fr has partial name server overlap with other domains, including programmes-immobilier.com.

ns1.o2switch.net resolves to 109.234.160.5. ns2.o2switch.net resolves to 109.234.161.5. Both host names point to a single IP number.

Mail Servers

b-concept.fr routes its mail through a single mail server, mail.b-concept.fr.

mail.b-concept.fr has exactly one IP number: 109.234.165.113.