`preparation-concours.org`

DNSSEC	⚠️ Not signed
A	217.70.184.38^{🇫🇷 GANDI-AS217.70.184.0/24 GANDI is an ICANN accredited registrar for more information: Web: http://www.gandi.net}
		PTR	`webredir.vip.gandi.net`
NS	`ns1.gandi.net` ⭐
		A	2001:4b98:aaaa::2^{🇫🇷 GANDI-LIVEDNS2001:4b98:aaaa::/48 GANDI is an ICANN accredited registrar and Cloud services provider}
			PTR	`ns-1-a.gandi.net`
		A	173.246.100.2^{🇺🇸 GANDI-LIVEDNS173.246.100.0/24 Gandi LiveDNS A}
			PTR	`ns-1-a.gandi.net`
NS	`ns-71-b.gandi.net`
		A	2001:4b98:aaab::48^{🇫🇷 GANDI-LIVEDNS2001:4b98:aaab::/48 GANDI is an ICANN accredited registrar GANDI is a virtual server provider for more information: Web: http://www.gandi.net}
			PTR	`ns-71-b.gandi.net`
		A	213.167.230.72^{🇫🇷 GANDI-LIVEDNS213.167.230.0/24 GANDI is an ICANN accredited registrar and Cloud services provider}
			PTR	`ns-71-b.gandi.net`
NS	`ns-80-c.gandi.net`
		A	2604:3400:aaac::51^{🇺🇸 GANDI-LIVEDNS2604:3400:aaac::/48 Gandi US Inc.}
			PTR	`ns-80-c.gandi.net`
		A	217.70.187.81^{🇫🇷 GANDI-LIVEDNS217.70.187.0/24 GANDI is an ICANN accredited registrar and Cloud services provider}
			PTR	`ns-80-c.gandi.net`
NS	`ns-97-a.gandi.net`
		A	2001:4b98:aaaa::62^{🇫🇷 GANDI-LIVEDNS2001:4b98:aaaa::/48 GANDI is an ICANN accredited registrar and Cloud services provider}
			PTR	`ns-97-a.gandi.net`
		A	173.246.100.98^{🇺🇸 GANDI-LIVEDNS173.246.100.0/24 Gandi LiveDNS A}
			PTR	`ns-97-a.gandi.net`
MX	`spool.mail.gandi.net` ⭐
		A	2001:4b98:e00::1^{🇫🇷 GANDI-AS2001:4b98::/32 GANDI is an ICANN accredited registrar GANDI is a virtual server provider for more information: Web: http://www.gandi.net}
			PTR	`spool.mail.gandi.net`
		A	217.70.178.1^{🇫🇷 GANDI-AS217.70.176.0/20 GANDI is an ICANN accredited registrar for more information: Web: http://www.gandi.net}
			PTR	`spool.mail.gandi.net`
MX	`fb.mail.gandi.net`⁽⁵⁰⁾
		A	2001:4b98:dc4:8::215^{🇫🇷 GANDI-AS2001:4b98::/32 GANDI is an ICANN accredited registrar GANDI is a virtual server provider for more information: Web: http://www.gandi.net}
			PTR	`spool6.mail.gandi.net`
		A	2001:4b98:dc4:8::216^{🇫🇷 GANDI-AS2001:4b98::/32 GANDI is an ICANN accredited registrar GANDI is a virtual server provider for more information: Web: http://www.gandi.net}
			PTR	`spool7.mail.gandi.net`
		A	2001:4b98:dc4:8::217^{🇫🇷 GANDI-AS2001:4b98::/32 GANDI is an ICANN accredited registrar GANDI is a virtual server provider for more information: Web: http://www.gandi.net}
			PTR	`spool8.mail.gandi.net`
		A	217.70.178.215^{🇫🇷 GANDI-AS217.70.176.0/20 GANDI is an ICANN accredited registrar for more information: Web: http://www.gandi.net}
			PTR	`spool6.mail.gandi.net`
		A	217.70.178.216^{🇫🇷 GANDI-AS217.70.176.0/20 GANDI is an ICANN accredited registrar for more information: Web: http://www.gandi.net}
			PTR	`spool7.mail.gandi.net`
		A	217.70.178.217^{🇫🇷 GANDI-AS217.70.176.0/20 GANDI is an ICANN accredited registrar for more information: Web: http://www.gandi.net}
			PTR	`spool8.mail.gandi.net`
TXT	`v=spf1 include:_mailcust.gandi.net ?all`
SOA	`ns1.gandi.net`hostmaster@gandi.net serial=1778112000

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1778345899

Same first word

preparation-concours.org

DNS History

7 records (7 active, 0 former)

●NSns-71-b.gandi.net2026-03-01 → 2026-05-09 · 2 obs

● 2026-03-01 11:05:58
● 2026-05-09 17:20:06

●NSns-80-c.gandi.net2026-03-01 → 2026-05-09 · 2 obs

● 2026-03-01 11:05:58
● 2026-05-09 17:20:06

●NSns-97-a.gandi.net2026-03-01 → 2026-05-09 · 2 obs

● 2026-03-01 11:05:58
● 2026-05-09 17:20:06

●NSns1.gandi.net2026-03-01 → 2026-05-09 · 2 obs

● 2026-03-01 11:05:58
● 2026-05-09 17:20:06

●MXfb.mail.gandi.net2026-03-01 → 2026-05-09 · 2 obs

● 2026-03-01 11:05:58
● 2026-05-09 17:20:06

●MXspool.mail.gandi.net2026-03-01 → 2026-05-09 · 2 obs

● 2026-03-01 11:05:58
● 2026-05-09 17:20:06

●A217.70.184.382026-03-01 → 2026-05-09 · 2 obs

● 2026-03-01 11:05:58
● 2026-05-09 17:20:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
preparation-concours.org	ns-97-a.gandi.net, ns-71-b.gandi.net, ns-80-c.gandi.net	-

✅ Authoritative Response

Server:173.246.100.98

NS records: ns-97-a.gandi.net, ns-71-b.gandi.net, ns-80-c.gandi.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for preparation-concours.org (unsigned zone)

⏱️ Timing

Total: 640ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.70.184.38`
NS	3	`ns-97-a.gandi.net, ns-71-b.gandi.net...`
MX	2	`spool.mail.gandi.net (pri: 10), fb.mail.gandi.net (pri: 50)`
TXT	1	`v=spf1 include:_mailcust.gandi.net ?all`
SOA	1	`ns1.gandi.net hostmaster.gandi.net`

Analysis

IP Addresses

preparation-concours.org points to an IP address: 217.70.184.38.

other host names include 10gen.net, systemesu.com, ilive.in, agence-btob.com and xn--letlgrammemobile-dqbb.fr; they share IP numbers with preparation-concours.org.

Name Servers

preparation-concours.org delegates to four name servers: ns-71-b.gandi.net, ns-80-c.gandi.net, ns-97-a.gandi.net and ns1.gandi.net.

preparation-concours.org at least partially shares name servers with other domains, for instance msmommer.de, loginline.services, 1net.fr, ashkalalwan.org and asmonaco.app.

These name servers are commonly used with ns-189-b.gandi.net, ns-69-a.gandi.net, ns-152-c.gandi.net, ns-192-b.gandi.net and ns-161-a.gandi.net.

Host names with two IP numbers: ns-71-b.gandi.net points to 2001:4b98:aaab::48 and 213.167.230.72; ns-80-c.gandi.net points to 2604:3400:aaac::51 and 217.70.187.81; ns-97-a.gandi.net points to 2001:4b98:aaaa::62 and 173.246.100.98; ns1.gandi.net points to 2001:4b98:aaaa::2 and 173.246.100.2.

Mail Servers

preparation-concours.org is handled by two mail servers: fb.mail.gandi.net and spool.mail.gandi.net.

preparation-concours.org uses the same mail server setup as other domains, for instance home-gardinen.com, smarteciot.com, playmax.fr, ursmer.com and mrgoodfish.com.

preparation-concours.org shares some mail servers with other domains, for example obal.org, pfa-photo.com and version-beta.com.

Host names with six IP numbers:

fb.mail.gandi.net points to 2001:4b98:dc4:8::215, 2001:4b98:dc4:8::216, 2001:4b98:dc4:8::217, 217.70.178.215, 217.70.178.216 and 217.70.178.217.

Host names with two IP numbers:

spool.mail.gandi.net points to 2001:4b98:e00::1 and 217.70.178.1.

preparation-concours.org - robtex.com