`institutcerba.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	`a.dns.gandi.net` ⭐
		A	2604:3400:abca::1^{🇺🇸 GANDI-LIVEDNS2604:3400:abca::/48 A-DNS}
			PTR	`a.dns.gandi.net`
		A	173.246.98.1^{🇺🇸 GANDI-LIVEDNS173.246.98.0/24 A-DNS}
			PTR	`a.dns.gandi.net`
NS	`b.dns.gandi.net`
		A	2001:4b98:abcb::1^{🇫🇷 GANDI-LIVEDNS2001:4b98:abcb::/48 B-DNS}
			PTR	`b.dns.gandi.net`
		A	213.167.229.1^{🇫🇷 GANDI-LIVEDNS213.167.229.0/24 B-DNS}
			PTR	`b.dns.gandi.net`
NS	`c.dns.gandi.net`
		A	2604:3400:abcc::1^{🇺🇸 GANDI-LIVEDNS2604:3400:abcc::/48 c.dns.gandi.net}
			PTR	`c.dns.gandi.net`
		A	217.70.179.1^{🇫🇷 GANDI-LIVEDNS217.70.179.0/24 C-DNS}
			PTR	`c.dns.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	`a.dns.gandi.net`hostmaster@gandi.net serial=1484668036

`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=1784258462

Same first word

institutcerba.it

institutcerba.lu

institutcerba.be

institutcerba.com

institutcerba.net

institutcerba.fr

institutcerba.org

DNS History

6 records (6 active, 0 former)

●NSa.dns.gandi.net2026-04-30 → 2026-07-17 · 2 obs

● 2026-04-30 07:36:00
● 2026-07-17 03:45:30

●NSb.dns.gandi.net2026-04-30 → 2026-07-17 · 2 obs

● 2026-04-30 07:36:00
● 2026-07-17 03:45:30

●NSc.dns.gandi.net2026-04-30 → 2026-07-17 · 2 obs

● 2026-04-30 07:36:00
● 2026-07-17 03:45:30

●MXfb.mail.gandi.net2026-04-30 → 2026-07-17 · 2 obs

● 2026-04-30 07:36:00
● 2026-07-17 03:45:30

●MXspool.mail.gandi.net2026-04-30 → 2026-07-17 · 2 obs

● 2026-04-30 07:36:00
● 2026-07-17 03:45:30

●A217.70.184.382026-04-30 → 2026-07-17 · 2 obs

● 2026-04-30 07:36:00
● 2026-07-17 03:45:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
institutcerba.org	b.dns.gandi.net, a.dns.gandi.net, c.dns.gandi.net	-

✅ Authoritative Response

Server:217.70.179.1

NS records: b.dns.gandi.net, a.dns.gandi.net, c.dns.gandi.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for institutcerba.org (unsigned zone)

⏱️ Timing

Total: 698ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.70.184.38`
NS	3	`b.dns.gandi.net, a.dns.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	`a.dns.gandi.net hostmaster.gandi.net`

Analysis

IP Addresses

institutcerba.org resolves to one IP address: 217.70.184.38.

actusimmo.fr, veepee-recycle.com, pewe.fr and two other host names share IP numbers with institutcerba.org.

Name Servers

institutcerba.org is delegated to three name servers: a.dns.gandi.net, b.dns.gandi.net and c.dns.gandi.net.

There is at least partial name server overlap between institutcerba.org and other domains — midilibre.tv, jeanvallette.com, noise.institute and two more among them.

a.dns.gandi.net, b.dns.gandi.net and c.dns.gandi.net each resolve to two IP addresses: a.dns.gandi.net resolves to 173.246.98.1 and 2604:3400:abca::1; b.dns.gandi.net resolves to 213.167.229.1 and 2001:4b98:abcb::1; c.dns.gandi.net resolves to 217.70.179.1 and 2604:3400:abcc::1.

Mail Servers

Mail for institutcerba.org is handled by two mail servers — fb.mail.gandi.net and spool.mail.gandi.net.

institutcerba.org uses an identical mail server configuration to several other domains — among them montelimar-osteopathie.fr, 2ice.org, loding.sk and two more.

institutcerba.org and a number of other domains — mediaouest.com, vta38.com, pabr.eu and ecoledeconduitecentrale.fr among them — share at least some of the same mail servers.

Hostnames that resolve to 6 IP addresses:

fb.mail.gandi.net resolves to 217.70.178.215, 217.70.178.216, 217.70.178.217 and 3 other IP addresses.

Hostnames that resolve to two IP addresses:

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

institutcerba.org - robtex.com