`topinformatique.fr`

DNSSEC	⚠️ Not signed
A	109.234.162.206^{🇫🇷 O2SWITCH109.234.162.0/24 o2switch Internet Routing}
		PTR	`109-234-162-206.reverse.odns.fr`
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	`topinformatique.fr` ⭐
		A	109.234.162.206^{🇫🇷 O2SWITCH109.234.162.0/24 o2switch Internet Routing}
			PTR	`109-234-162-206.reverse.odns.fr`
TXT	`v=spf1 ip4:109.234.162.206 +a +mx +include:spf.jabatus.fr ~all`
SOA	`ns1.o2switch.net`systemshl@o2switch.fr 2026-03-27 #3

`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	`148 RRs processed [25/04/2026 15H30:50]`
	SOA	`a.nic.fr`dnsmaster@afnic.fr serial=2244925675

WOT: SAFE (50/100)

MX for

topinformatique.fr

Same first word

topinformatique.fr

DNS History

10 records (4 active, 6 former)

○NSdns.ovh.net2015-08-15 → 2017-05-13 · 4 obs

● 2015-08-15 07:12:58
● 2017-05-13 04:52:16
○ 2026-03-05 20:06:34
○ 2026-04-25 16:02:50

○NSns.ovh.net2015-08-15 → 2017-05-13 · 4 obs

● 2015-08-15 07:12:58
● 2017-05-13 04:52:16
○ 2026-03-05 20:06:34
○ 2026-04-25 16:02:50

●NSns1.o2switch.net2026-03-05 → 2026-04-25 · 8 obs

○ 2017-05-13 04:52:16
● 2026-03-05 20:06:34
● 2026-03-22 16:43:36
○ 2026-03-27 17:06:54
● 2026-03-28 19:26:10
○ 2026-04-04 23:10:26
● 2026-04-07 10:01:02
● 2026-04-25 16:02:50

●NSns2.o2switch.net2026-03-05 → 2026-04-25 · 8 obs

○ 2017-05-13 04:52:16
● 2026-03-05 20:06:34
● 2026-03-22 16:43:36
○ 2026-03-27 17:06:54
● 2026-03-28 19:26:10
○ 2026-04-04 23:10:26
● 2026-04-07 10:01:02
● 2026-04-25 16:02:50

○MXmx1.ovh.net2015-08-15 → 2017-05-13 · 4 obs

● 2015-08-15 07:12:58
● 2017-05-13 04:52:16
○ 2026-03-05 20:06:34
○ 2026-04-25 16:02:50

○MXmx2.ovh.net2015-08-15 → 2017-05-13 · 4 obs

● 2015-08-15 07:12:58
● 2017-05-13 04:52:16
○ 2026-03-05 20:06:34
○ 2026-04-25 16:02:50

○MXmxb.ovh.net2015-08-15 → 2017-05-13 · 4 obs

● 2015-08-15 07:12:58
● 2017-05-13 04:52:16
○ 2026-03-05 20:06:34
○ 2026-04-25 16:02:50

●MXtopinformatique.fr2026-03-05 → 2026-04-25 · 8 obs

○ 2017-05-13 04:52:16
● 2026-03-05 20:06:34
● 2026-03-22 16:43:36
○ 2026-03-27 17:06:54
● 2026-03-28 19:26:10
○ 2026-04-04 23:10:26
● 2026-04-07 10:01:02
● 2026-04-25 16:02:50

●A109.234.162.2062026-03-05 → 2026-04-25 · 8 obs

○ 2017-05-13 04:52:16
● 2026-03-05 20:06:34
● 2026-03-22 16:43:36
○ 2026-03-27 17:06:54
● 2026-03-28 19:26:10
○ 2026-04-04 23:10:26
● 2026-04-07 10:01:02
● 2026-04-25 16:02:50

○A213.186.33.172015-08-15 → 2017-05-13 · 4 obs

● 2015-08-15 07:12:58
● 2017-05-13 04:52:16
○ 2026-03-05 20:06:34
○ 2026-04-25 16:02:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
fr	d.nic.fr, f.ext.nic.fr, g.ext.nic.fr	-
topinformatique.fr	ns2.o2switch.net, ns1.o2switch.net	-

✅ Authoritative Response

Server:109.234.160.5

NS records: ns2.o2switch.net, ns1.o2switch.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for topinformatique.fr (unsigned zone)

⏱️ Timing

Total: 1049ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`109.234.162.206`
NS	2	`ns1.o2switch.net, ns2.o2switch.net`
MX	1	`topinformatique.fr (pri: 0)`
TXT	1	`v=spf1 ip4:109.234.162.206 +a +mx +inclu`
SOA	1	`ns1.o2switch.net systemshl.o2switch.fr`

Analysis

Mail Server Role

topinformatique.fr serves as the mail server for topinformatique.fr.

IP Addresses

topinformatique.fr points to a single IP number: 109.234.162.206.

Other host names, for instance 109-234-162-206.reverse.odns.fr, sbp-immo.com, globalestate.fr, bingojojo.com and pyxeo.fr share IP numbers with topinformatique.fr.

Name Servers

Delegation for topinformatique.fr rests with two name servers, ns1.o2switch.net and ns2.o2switch.net.

topinformatique.fr shares the same name server setup as other domains, including anametocome.com, hotelhenri4sully.com, arearotulacion.es, lefkada.fr and efos-int.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

A single mail server handles topinformatique.fr.

topinformatique.fr points to a single IP: 109.234.162.206.

topinformatique.fr - robtex.com