`encg-formation.com`

DNSSEC	⚠️ Not signed
A	109.234.166.116^{🇫🇷 O2SWITCH109.234.164.0/22}
		PTR	`109-234-166-116.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.encg-formation.com` ⭐
		A	109.234.166.116^{🇫🇷 O2SWITCH109.234.164.0/22}
			PTR	`109-234-166-116.reverse.odns.fr`
TXT	`v=spf1 ip4:109.234.166.116 +a +mx +include:spf.jabatus.fr ~all`
SOA	`ns1.o2switch.net`sysadmin@o2switch.fr 2026-04-21 #2

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1778861646

Subdomains

mail.encg-formation.com

Same first word

encg-formation.com

DNS History

13 records (4 active, 9 former)

○NSdns200.anycast.me2015-05-18 → 2020-03-04 · 4 obs

● 2015-05-18 20:53:38
● 2020-03-04 23:33:02
○ 2026-04-14 07:27:02
○ 2026-05-15 16:29:14

●NSns1.o2switch.net2026-04-14 → 2026-05-15 · 3 obs

○ 2020-03-04 23:33:02
● 2026-04-14 07:27:02
● 2026-05-15 16:29:14

●NSns2.o2switch.net2026-04-14 → 2026-05-15 · 3 obs

○ 2020-03-04 23:33:02
● 2026-04-14 07:27:02
● 2026-05-15 16:29:14

○NSns200.anycast.me2015-05-18 → 2020-03-04 · 4 obs

● 2015-05-18 20:53:38
● 2020-03-04 23:33:02
○ 2026-04-14 07:27:02
○ 2026-05-15 16:29:14

●MXmail.encg-formation.com2026-04-14 → 2026-05-15 · 3 obs

○ 2020-03-04 23:33:02
● 2026-04-14 07:27:02
● 2026-05-15 16:29:14

○MXmx1.mail.ovh.net2020-03-04 → 2020-03-04 · 4 obs

○ 2017-03-25 18:41:28
● 2020-03-04 23:33:02
○ 2026-04-14 07:27:02
○ 2026-05-15 16:29:14

○MXmx1.ovh.net2015-05-18 → 2017-03-25 · 4 obs

● 2015-05-18 20:53:38
● 2017-03-25 18:41:28
○ 2020-03-04 23:33:02
○ 2026-05-15 16:29:14

○MXmx2.mail.ovh.net2020-03-04 → 2020-03-04 · 4 obs

○ 2017-03-25 18:41:28
● 2020-03-04 23:33:02
○ 2026-04-14 07:27:02
○ 2026-05-15 16:29:14

○MXmx2.ovh.net2015-05-18 → 2017-03-25 · 4 obs

● 2015-05-18 20:53:38
● 2017-03-25 18:41:28
○ 2020-03-04 23:33:02
○ 2026-05-15 16:29:14

○MXmx3.mail.ovh.net2020-03-04 → 2020-03-04 · 4 obs

○ 2017-03-25 18:41:28
● 2020-03-04 23:33:02
○ 2026-04-14 07:27:02
○ 2026-05-15 16:29:14

○MXmxb.ovh.net2015-05-18 → 2017-03-25 · 4 obs

● 2015-05-18 20:53:38
● 2017-03-25 18:41:28
○ 2020-03-04 23:33:02
○ 2026-05-15 16:29:14

●A109.234.166.1162026-04-14 → 2026-05-15 · 3 obs

○ 2020-03-04 23:33:02
● 2026-04-14 07:27:02
● 2026-05-15 16:29:14

○A213.186.33.872015-05-18 → 2020-03-04 · 4 obs

● 2015-05-18 20:53:38
● 2020-03-04 23:33:02
○ 2026-04-14 07:27:02
○ 2026-05-15 16:29:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
encg-formation.com	ns1.o2switch.net, ns2.o2switch.net	-

✅ Authoritative Response

Server:109.234.161.5

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for encg-formation.com (unsigned zone)

⏱️ Timing

Total: 796ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`109.234.166.116`
NS	2	`ns1.o2switch.net, ns2.o2switch.net`
MX	1	`mail.encg-formation.com (pri: 0)`
TXT	1	`v=spf1 ip4:109.234.166.116 +a +mx +inclu`
SOA	1	`ns1.o2switch.net sysadmin.o2switch.fr`

Analysis

Hierarchy

mail.encg-formation.com has encg-formation.com as its parent.

IP Addresses

encg-formation.com maps to IP address 109.234.166.116.

Other host names, for instance vinet-delpech.com, sabourin-freres.com, tonnelleriebossuet.fr, chirurgie-orthopedie-agen.com and sogibat.com share IP numbers with encg-formation.com.

Name Servers

Two name servers ns1.o2switch.net and ns2.o2switch.net are delegated to encg-formation.com.

encg-formation.com uses the same name server configuration as other domains, such as as2pik.fr, jmfre.fr, panda-france.net, clyp-studio.fr and ze-prof.com.

Host names with a single IP address:

ns1.o2switch.net points to 109.234.160.5

ns2.o2switch.net points to 109.234.161.5

Mail Servers

encg-formation.com is handled by a single mail server, mail.encg-formation.com.

mail.encg-formation.com points to one IP number: 109.234.166.116.

encg-formation.com - robtex.com