`poletechnique.com`

DNSSEC	⚠️ Not signed
A	2001:41d0:301::30^{🇫🇷 OVH2001:41d0::/32 IPv6}
A	145.239.37.162^{🇫🇷 OVH145.239.0.0/16}
NS	`dns19.ovh.net` ⭐
		A	2001:41d0:d00:f800::2^{🇫🇷 OVH2001:41d0::/32 IPv6}
			PTR	`dns19.ovh.net`
		A	5.135.216.9^{🇫🇷 OVH5.135.0.0/16}
			PTR	`dns19.ovh.net`
NS	`ns19.ovh.net`
		A	2001:41d0:b00:f200::2^{🇫🇷 OVH2001:41d0::/32 IPv6}
			PTR	`ns19.ovh.net`
		A	5.135.36.129^{🇧🇪 OVH5.135.0.0/16}
			PTR	`ns19.ovh.net`
MX	`mx1.mail.ovh.net` ⭐
		A	188.165.36.237^{🇫🇷 OVH188.165.0.0/16 ISP Paris, France}
			PTR	`mx1.mail.ovh.net`
MX	`mx2.mail.ovh.net`⁽⁵⁾
		A	87.98.160.167^{🇫🇷 OVH87.98.128.0/17 ISP Paris, France}
			PTR	`mx2.mail.ovh.net`
MX	`mx3.mail.ovh.net`⁽¹⁰⁰⁾
		A	91.121.53.175^{🇫🇷 OVH91.121.0.0/16 ISP Paris, France}
			PTR	`mx3.mail.ovh.net`
TXT	`1\|www.poletechnique.com`
TXT	`v=spf1 include:mx.ovh.com ~all`
SOA	`dns19.ovh.net`tech@ovh.net 2024-07-18 #0

`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=1774759492

Same first word

poletechnique.com

DNS History

7 records (7 active, 0 former)

●NSdns19.ovh.net2026-03-27 → 2026-03-29 · 2 obs

● 2026-03-27 10:59:22
● 2026-03-29 05:13:56

●NSns19.ovh.net2026-03-27 → 2026-03-29 · 2 obs

● 2026-03-27 10:59:22
● 2026-03-29 05:13:56

●MXmx1.mail.ovh.net2026-03-27 → 2026-03-29 · 2 obs

● 2026-03-27 10:59:22
● 2026-03-29 05:13:56

●MXmx2.mail.ovh.net2026-03-27 → 2026-03-29 · 2 obs

● 2026-03-27 10:59:22
● 2026-03-29 05:13:56

●MXmx3.mail.ovh.net2026-03-27 → 2026-03-29 · 2 obs

● 2026-03-27 10:59:22
● 2026-03-29 05:13:56

●A145.239.37.1622026-03-27 → 2026-03-29 · 2 obs

● 2026-03-27 10:59:22
● 2026-03-29 05:13:56

●A2001:41d0:301::302026-03-27 → 2026-03-29 · 2 obs

● 2026-03-27 10:59:22
● 2026-03-29 05:13:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, h.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net...	-
poletechnique.com	dns19.ovh.net, ns19.ovh.net	-

✅ Authoritative Response

Server:5.135.36.129

NS records: dns19.ovh.net, ns19.ovh.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for poletechnique.com (unsigned zone)

⏱️ Timing

Total: 340ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`145.239.37.162`
AAAA	1	`2001:41d0:301::30`
NS	2	`dns19.ovh.net, ns19.ovh.net`
MX	3	`mx1.mail.ovh.net (pri: 1), mx2.mail.ovh.net (pri: 5)...`
TXT	2	`1\|www.poletechnique.com, v=spf1 include:mx.ovh.com ~all`
SOA	1	`dns19.ovh.net tech.ovh.net`

Analysis

IP Addresses

The entity poletechnique.com points to two IP numbers: 2001:41d0:301::30 and 145.239.37.162.

For instance, other host names dualtron-store.com, aljepa.fr, lumart.fr, avocat-92.fr and r2d-automation.com share IP numbers with poletechnique.com.

Name Servers

poletechnique.com is delegated to two name servers: dns19.ovh.net and ns19.ovh.net.

poletechnique.com uses the same name server setup as other domains such as lesageux.fr, calcamo.com, javascriptux.com, meilleur-opci.com and facs.me.

Host names with two IP numbers:

dns19.ovh.net points to 2001:41d0:d00:f800::2 and 5.135.216.9; ns19.ovh.net points to 2001:41d0:b00:f200::2 and 5.135.36.129.

Mail Servers

poletechnique.com is served by three mail servers: mx1.mail.ovh.net, mx2.mail.ovh.net and mx3.mail.ovh.net.

poletechnique.com shares mail servers with other domains at least partially; for instance etrier.pl, economisi.ro, eventissimo.us, cinema-et-handicap.info and etsouar.com.

these mail servers are commonly used alongside mx4.mail.ovh.net and mx0.mail.ovh.net.

Host names with a single IP address: mx1.mail.ovh.net points to 188.165.36.237; mx2.mail.ovh.net points to 87.98.160.167; mx3.mail.ovh.net points to 91.121.53.175.

poletechnique.com - robtex.com