`edusup-digital.fr`

DNSSEC	⚠️ Not signed
A	109.234.166.104^{🇫🇷 O2SWITCH109.234.164.0/22}
		PTR	`109-234-166-104.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	`mail.edusup-digital.fr` ⭐
		A	109.234.166.104^{🇫🇷 O2SWITCH109.234.164.0/22}
			PTR	`109-234-166-104.reverse.odns.fr`
TXT	`v=spf1 ip4:109.234.166.104 +a +mx +include:spf.jabatus.fr ~all`
SOA	`ns1.o2switch.net`sysadmin@o2switch.fr 2026-01-26 #7

`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	`119 RRs processed [11/05/2026 22H30:49]`
	SOA	`a.nic.fr`dnsmaster@afnic.fr serial=2245103286

⚠️ On DNS blocklist: tif

Subdomains

mail.edusup-digital.fr

contenus.edusup-digital.fr

Same first word

edusup-digital.fr

DNS History

4 records (4 active, 0 former)

●NSns1.o2switch.net2026-03-21 → 2026-05-11 · 2 obs

● 2026-03-21 14:26:56
● 2026-05-11 22:35:50

●NSns2.o2switch.net2026-03-21 → 2026-05-11 · 2 obs

● 2026-03-21 14:26:56
● 2026-05-11 22:35:50

●MXmail.edusup-digital.fr2026-03-21 → 2026-05-11 · 2 obs

● 2026-03-21 14:26:56
● 2026-05-11 22:35:50

●A109.234.166.1042026-03-21 → 2026-05-11 · 2 obs

● 2026-03-21 14:26:56
● 2026-05-11 22:35:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
fr	d.nic.fr, f.ext.nic.fr, g.ext.nic.fr	-
edusup-digital.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 edusup-digital.fr (unsigned zone)

⏱️ Timing

Total: 1236ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`109.234.166.104`
NS	2	`ns2.o2switch.net, ns1.o2switch.net`
MX	1	`mail.edusup-digital.fr (pri: 0)`
TXT	1	`v=spf1 ip4:109.234.166.104 +a +mx +inclu`
SOA	1	`ns1.o2switch.net sysadmin.o2switch.fr`

Analysis

Hierarchy

edusup-digital.fr is the parent of mail.edusup-digital.fr and contenus.edusup-digital.fr.

IP Addresses

edusup-digital.fr resolves to a single IP: 109.234.166.104.

Other host names, for instance amesauvage.com, vera-eisenmann.com, cap-public.fr, green-tech-shop.com and tompress.be share IP numbers with edusup-digital.fr.

Name Servers

edusup-digital.fr has two name servers: ns1.o2switch.net and ns2.o2switch.net.

edusup-digital.fr shares the same name server setup as other domains, for example inedp.org, univers-en-question.com, autoporte.fr, konatic.fr and parkerssong.com.

edusup-digital.fr partially shares name servers with other domains, for instance 7emegauche.net.

Host names with a single IP:

ns1.o2switch.net points to 109.234.160.5

ns2.o2switch.net points to 109.234.161.5

Mail Servers

edusup-digital.fr is handled by a single mail server, mail.edusup-digital.fr.

Host name mail.edusup-digital.fr points to IP 109.234.166.104.

edusup-digital.fr - robtex.com