`agencecastor.com`

DNSSEC	⚠️ Not signed
A	40.66.56.0^{🇫🇷 Microsoft40.66.0.0/17}
NS	`dns1.namebay.com` ⭐
		A	2001:4ba0:cafe:532::1^{🇩🇪 MYLOC-AS2001:4ba0::/32 myLoc managed IT AG}
			PTR	`dnssec1.namebay.com`
		A	2a01:c8:ff00:201::133^{🇫🇷 NAMESHIELD2a01:c8:ff00::/40 Global IPv6 route to Namebay}
		A	62.141.38.216^{🇩🇪 MYLOC-AS62.141.32.0/20 myLoc managed IT AG}
			PTR	`smtp12.validname.com`
		A	185.65.56.133^{🇫🇷 NAMESHIELD185.65.56.0/22 Nameshield Paris Equinix-Overlap}
			PTR	`dns1.namebay.com`
NS	`dns2.namebay.com`
		A	2001:41d0:203:ddee::34^{🇫🇷 OVH2001:41d0::/32 IPv6}
			PTR	`ns2.namebay.com`
		A	2a01:c8:ff00:201::134^{🇫🇷 NAMESHIELD2a01:c8:ff00::/40 Global IPv6 route to Namebay}
		A	91.134.185.34^{🇫🇷 OVH91.134.0.0/16}
			PTR	`dns4.namebay.com`
		A	185.65.56.134^{🇫🇷 NAMESHIELD185.65.56.0/22 Nameshield Paris Equinix-Overlap}
			PTR	`dns2.namebay.com`
MX	`mail.poliris-mail.fr` ⭐
		A	159.100.130.205^{🇬🇧 APTUM159.100.128.0/20 Aptum Route Object}
			PTR	`mail.poliris-mail.fr`
		A	159.100.130.206^{🇬🇧 APTUM159.100.128.0/20 Aptum Route Object}
			PTR	`mail.poliris-mail.fr`
		A	176.74.162.250^{🇬🇧 APTUM176.74.160.0/21 Aptum Route Object}
			PTR	`mail.poliris-mail.fr`
		A	176.74.162.251^{🇬🇧 APTUM176.74.160.0/21 Aptum Route Object}
			PTR	`mail.poliris-mail.fr`
		A	176.74.162.252^{🇬🇧 APTUM176.74.160.0/21 Aptum Route Object}
			PTR	`mail.poliris-mail.fr`
		A	176.74.162.253^{🇬🇧 APTUM176.74.160.0/21 Aptum Route Object}
			PTR	`mail.poliris-mail.fr`
		A	176.74.162.254^{🇬🇧 APTUM176.74.160.0/21 Aptum Route Object}
			PTR	`mail.poliris-mail.fr`
SOA	`dns1.namebay.com`admin@validname.com 2025-09-29 #15

`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=1776018052

WOT: SAFE (77/100)

Subdomains

authsmtp.agencecastor.com

Same first word

agencecastor.com

DNS History

12 records (4 active, 8 former)

●NSdns1.namebay.com2026-04-12 → 2026-04-12 · 3 obs

○ 2017-06-22 23:50:34
● 2026-04-12 18:21:42
● 2026-04-12 18:21:44

●NSdns2.namebay.com2026-04-12 → 2026-04-12 · 3 obs

○ 2017-06-22 23:50:34
● 2026-04-12 18:21:42
● 2026-04-12 18:21:44

○NSns.poliris.net2007-11-13 → 2007-11-13 · 3 obs

● 2007-11-13 18:40:00
○ 2015-07-14 00:53:20
○ 2026-04-12 18:21:44

○NSns1.pressimmo-online.com2015-07-14 → 2017-06-22 · 5 obs

○ 2007-11-13 18:40:00
● 2015-07-14 00:53:20
● 2017-06-22 23:50:34
○ 2026-04-12 18:21:42
○ 2026-04-12 18:21:44

○NSns2.poliris.net2007-11-13 → 2007-11-13 · 3 obs

● 2007-11-13 18:40:00
○ 2015-07-14 00:53:20
○ 2026-04-12 18:21:44

○NSns2.pressimmo-online.com2015-07-14 → 2017-06-22 · 5 obs

○ 2007-11-13 18:40:00
● 2015-07-14 00:53:20
● 2017-06-22 23:50:34
○ 2026-04-12 18:21:42
○ 2026-04-12 18:21:44

○NSns3.poliris.net2007-11-13 → 2007-11-13 · 3 obs

● 2007-11-13 18:40:00
○ 2015-07-14 00:53:20
○ 2026-04-12 18:21:44

●MXmail.poliris-mail.fr2015-07-14 → 2026-04-12 · 3 obs

○ 2007-11-13 18:40:00
● 2015-07-14 00:53:20
● 2026-04-12 18:21:44

○MXmailx.poliris.net2007-11-13 → 2007-11-13 · 3 obs

● 2007-11-13 18:40:00
○ 2015-07-14 00:53:20
○ 2026-04-12 18:21:44

○A217.151.2.52015-07-14 → 2017-06-22 · 5 obs

○ 2007-11-13 18:40:00
● 2015-07-14 00:53:20
● 2017-06-22 23:50:34
○ 2026-04-12 18:21:42
○ 2026-04-12 18:21:44

●A40.66.56.02026-04-12 → 2026-04-12 · 3 obs

○ 2017-06-22 23:50:34
● 2026-04-12 18:21:42
● 2026-04-12 18:21:44

○A87.98.146.552007-11-13 → 2007-11-13 · 3 obs

● 2007-11-13 18:40:00
○ 2015-07-14 00:53:20
○ 2026-04-12 18:21:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
agencecastor.com	dns1.namebay.com, dns2.namebay.com	8 records

✅ Authoritative Response

Server:185.65.56.133

NS records: dns1.namebay.com, dns2.namebay.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for agencecastor.com (unsigned zone)

⏱️ Timing

Total: 547ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`40.66.56.0`
NS	2	`dns1.namebay.com, dns2.namebay.com`
MX	1	`mail.poliris-mail.fr (pri: 10)`
SOA	1	`dns1.namebay.com admin.validname.com`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (dns1.namebay.com, dns1.namebay.com, dns1.namebay.com...)

Analysis

Hierarchy

The parent of authsmtp.agencecastor.com is agencecastor.com.

IP Addresses

agencecastor.com points to an IP address: 40.66.56.0.

other host names include ygl.fr, www.referenceimmobilier.net, homesinbrittany.net, ns.referenceimmobilier.net and locationcongrescannes.com; they share IP numbers with agencecastor.com.

Name Servers

Two name servers dns1.namebay.com and dns2.namebay.com handle the delegation for agencecastor.com.

agencecastor.com shares the same name server setup as other domains, for instance annuaire-shopping.com, jeffwilsondesign.com, dressage-chiens.org, cloturespourchats.com and luxiorprestige.com.

agencecastor.com shares name servers with other domains at least partially, for example bretagne-croisieres.eu.

Host names with four IP numbers:

dns1.namebay.com points to: 2001:4ba0:cafe:532::1, 2a01:c8:ff00:201::133, 62.141.38.216 and 185.65.56.133.

dns2.namebay.com points to: 2001:41d0:203:ddee::34, 2a01:c8:ff00:201::134, 91.134.185.34 and 185.65.56.134.

Mail Servers

agencecastor.com is handled by a single mail server, mail.poliris-mail.fr.

agencecastor.com uses the same mail server setup as other domains, for instance meridies.fr, anjou-arthurimmo.com, agencedespins.fr, thalassaim.com and laforet-seclin.com.

agencecastor.com shares at least partially some mail servers with other domains, for instance viazur.com, bonave-immobilier.fr, agitimmo.com, svimmo.fr and im-plus.com.

The host name mail.poliris-mail.fr resolves to seven IP numbers: 159.100.130.205, 159.100.130.206, 176.74.162.250, 176.74.162.251, 176.74.162.252, 176.74.162.253 and 176.74.162.254.

agencecastor.com - robtex.com