`cours-diderot.com`

DNSSEC	⚠️ Not signed
A	217.182.194.113^{🇫🇷 OVH217.182.0.0/16}
		PTR	`ns3075293.ip-217-182-194.eu`
NS	`nsa.bookmyname.com` ⭐
		A	2001:bc8:702:70::b^{🇫🇷 AS128762001:bc8::/32 Scaleway Paris, France}
		A	195.154.224.11^{🇫🇷 AS12876195.154.0.0/16 Scaleway Paris, France}
NS	`nsb.bookmyname.com`
		A	2001:bc8:702:70::c^{🇫🇷 AS128762001:bc8::/32 Scaleway Paris, France}
		A	195.154.224.12^{🇫🇷 AS12876195.154.0.0/16 Scaleway Paris, France}
NS	`nsc.bookmyname.com`
		A	2001:bc8:1203:215::26^{🇫🇷 AS128762001:bc8::/32 Scaleway Paris, France}
		A	195.154.234.38^{🇫🇷 AS12876195.154.0.0/16 Scaleway Paris, France}
SOA	`nsa.bookmyname.com`29e866f9ad6f310a\@t194103.whois.bookmyname.com serial=1737368768

`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=1774684267

Same first word

cours-diderot.fr

cours-diderot.com

cours-diderot.org

cours-diderot.eu

Similar names

record-studio.ru

DNS History

5 records (4 active, 1 former)

●NSnsa.bookmyname.com2015-07-16 → 2026-03-28 · 2 obs

● 2015-07-16 15:16:36
● 2026-03-28 08:10:00

●NSnsb.bookmyname.com2015-07-16 → 2026-03-28 · 2 obs

● 2015-07-16 15:16:36
● 2026-03-28 08:10:00

●NSnsc.bookmyname.com2015-07-16 → 2026-03-28 · 2 obs

● 2015-07-16 15:16:36
● 2026-03-28 08:10:00

●A217.182.194.1132026-03-23 → 2026-03-28 · 3 obs

○ 2018-07-26 09:57:14
● 2026-03-23 22:17:50
● 2026-03-28 08:10:00

○A91.121.135.382015-07-16 → 2018-07-26 · 4 obs

● 2015-07-16 15:16:36
● 2018-07-26 09:57:14
○ 2026-03-23 22:17:50
○ 2026-03-28 08:10:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cours-diderot.com	nsa.bookmyname.com, nsb.bookmyname.com, nsc.bookmyname.com	6 records

✅ Authoritative Response

Server:195.154.224.11

NS records: nsa.bookmyname.com, nsb.bookmyname.com, nsc.bookmyname.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 415ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.182.194.113`
NS	3	`nsb.bookmyname.com, nsc.bookmyname.com...`
SOA	1	`nsa.bookmyname.com 29e866f9ad6f310a\.t19`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (nsa.bookmyname.com, nsa.bookmyname.com, nsb.bookmyname.com...)

Analysis

IP Addresses

cours-diderot.com points to a single IP: 217.182.194.113.

Other host names such as cours-diderot.eu, ns3075293.ip-217-182-194.eu, cours-diderot.fr and cours-diderot.org share IP numbers with cours-diderot.com.

Name Servers

cours-diderot.com is delegated to three name servers: nsa.bookmyname.com, nsb.bookmyname.com and nsc.bookmyname.com.

cours-diderot.com at least partially shares its name servers with other domains, for instance ipcsystem.fr, zenenga.com, optimatic.fr, coupe-orin.com and lune-pleine.com.

Host names with two IP numbers:

nsa.bookmyname.com points to: 2001:bc8:702:70::b and 195.154.224.11.

nsb.bookmyname.com points to: 2001:bc8:702:70::c and 195.154.224.12.

nsc.bookmyname.com points to: 2001:bc8:1203:215::26 and 195.154.234.38.

cours-diderot.com - robtex.com