`cos38.com`

DNSSEC	⚠️ Not signed
A	91.103.232.173^{🇫🇷 INHERENT91.103.232.0/21 Adista}
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	`ip-173-246-100-2.defastlink.net`
NS	`ns-116-a.gandi.net`
		A	2001:4b98:aaaa::75^{🇫🇷 GANDI-LIVEDNS2001:4b98:aaaa::/48 GANDI is an ICANN accredited registrar and Cloud services provider}
			PTR	`ns-116-a.gandi.net`
		A	173.246.100.117^{🇺🇸 GANDI-LIVEDNS173.246.100.0/24 Gandi LiveDNS A}
			PTR	`ns-116-a.gandi.net`
NS	`ns-228-b.gandi.net`
		A	2001:4b98:aaab::e5^{🇫🇷 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-228-b.gandi.net`
		A	213.167.230.229^{🇫🇷 GANDI-LIVEDNS213.167.230.0/24 GANDI is an ICANN accredited registrar and Cloud services provider}
			PTR	`ns-228-b.gandi.net`
NS	`ns-250-c.gandi.net`
		A	2604:3400:aaac::fb^{🇺🇸 GANDI-LIVEDNS2604:3400:aaac::/48 Gandi US Inc.}
			PTR	`ns-250-c.gandi.net`
		A	217.70.187.251^{🇫🇷 GANDI-LIVEDNS217.70.187.0/24 GANDI is an ICANN accredited registrar and Cloud services provider}
			PTR	`ns-250-c.gandi.net`
MX	`cos38-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca1e::^{🇫🇷 Microsoft2a01:111:f000::/36}
			PTR	`mail-mrzp264cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca25::^{🇫🇷 Microsoft2a01:111:f000::/36}
			PTR	`mail-pa5p264cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:ca25::1^{🇫🇷 Microsoft2a01:111:f000::/36}
			PTR	`mail-pr0p264cu01301.inbound.protection.outlook.com`
		A	2a01:111:f403:ca25::2^{🇫🇷 Microsoft2a01:111:f000::/36}
			PTR	`mail-paup264cu00202.inbound.protection.outlook.com`
		A	52.101.164.0^{🇫🇷 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-mrzp264cu00100.inbound.protection.outlook.com`
		A	52.101.166.0^{🇫🇷 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-pa5p264cu00200.inbound.protection.outlook.com`
		A	52.101.166.1^{🇫🇷 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-pr0p264cu01301.inbound.protection.outlook.com`
		A	52.101.166.2^{🇫🇷 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-paup264cu00202.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com include:spf-client.cienum.fr includ...`
TXT	`MS=ms50280582`
SOA	`ns1.gandi.net`hostmaster@gandi.net serial=1778112000

`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=1778435896

Subdomains

www.cos38.com

Same first word

cos38.com

Similar names

3o8sc.info

DNS History

17 records (6 active, 11 former)

○NSa.dns.gandi.net2015-08-25 → 2017-04-01 · 5 obs

○ 2008-03-14 05:29:42
● 2015-08-25 03:12:30
● 2017-04-01 14:47:32
○ 2026-03-16 09:10:06
○ 2026-05-10 18:11:42

○NSb.dns.gandi.net2015-08-25 → 2017-04-01 · 5 obs

○ 2008-03-14 05:29:42
● 2015-08-25 03:12:30
● 2017-04-01 14:47:32
○ 2026-03-16 09:10:06
○ 2026-05-10 18:11:42

○NSc.dns.gandi.net2015-08-25 → 2017-04-01 · 5 obs

○ 2008-03-14 05:29:42
● 2015-08-25 03:12:30
● 2017-04-01 14:47:32
○ 2026-03-16 09:10:06
○ 2026-05-10 18:11:42

○NSdns.ovh.net2008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 05:29:42
○ 2015-08-25 03:12:30
○ 2026-05-10 18:11:42

●NSns-116-a.gandi.net2026-03-16 → 2026-05-10 · 3 obs

○ 2017-04-01 14:47:32
● 2026-03-16 09:10:06
● 2026-05-10 18:11:42

●NSns-228-b.gandi.net2026-03-16 → 2026-05-10 · 3 obs

○ 2017-04-01 14:47:32
● 2026-03-16 09:10:06
● 2026-05-10 18:11:42

●NSns-250-c.gandi.net2026-03-16 → 2026-05-10 · 3 obs

○ 2017-04-01 14:47:32
● 2026-03-16 09:10:06
● 2026-05-10 18:11:42

○NSns.ovh.net2008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 05:29:42
○ 2015-08-25 03:12:30
○ 2026-05-10 18:11:42

●NSns1.gandi.net2026-03-16 → 2026-05-10 · 3 obs

○ 2017-04-01 14:47:32
● 2026-03-16 09:10:06
● 2026-05-10 18:11:42

●MXcos38-com.mail.protection.outlook.com2026-03-16 → 2026-05-10 · 3 obs

○ 2017-04-01 14:47:32
● 2026-03-16 09:10:06
● 2026-05-10 18:11:42

○MXfb.mail.gandi.net2015-08-25 → 2017-04-01 · 5 obs

○ 2008-03-14 05:29:42
● 2015-08-25 03:12:30
● 2017-04-01 14:47:32
○ 2026-03-16 09:10:06
○ 2026-05-10 18:11:42

○MXmx1.ovh.net2008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 05:29:42
○ 2015-08-25 03:12:30
○ 2026-05-10 18:11:42

○MXmx2.ovh.net2008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 05:29:42
○ 2015-08-25 03:12:30
○ 2026-05-10 18:11:42

○MXspool.mail.gandi.net2015-08-25 → 2017-04-01 · 5 obs

○ 2008-03-14 05:29:42
● 2015-08-25 03:12:30
● 2017-04-01 14:47:32
○ 2026-03-16 09:10:06
○ 2026-05-10 18:11:42

○A213.186.33.22008-03-14 → 2008-03-14 · 3 obs

● 2008-03-14 05:29:42
○ 2015-08-25 03:12:30
○ 2026-05-10 18:11:42

○A91.103.232.1582015-08-25 → 2017-04-01 · 5 obs

○ 2008-03-14 05:29:42
● 2015-08-25 03:12:30
● 2017-04-01 14:47:32
○ 2026-03-16 09:10:06
○ 2026-05-10 18:11:42

●A91.103.232.1732026-03-16 → 2026-05-10 · 3 obs

○ 2017-04-01 14:47:32
● 2026-03-16 09:10:06
● 2026-05-10 18:11:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net...	-
cos38.com	ns-116-a.gandi.net, ns-228-b.gandi.net, ns-250-c.gandi.net	-

✅ Authoritative Response

Server:173.246.100.117

NS records: ns-116-a.gandi.net, ns-228-b.gandi.net, ns-250-c.gandi.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cos38.com (unsigned zone)

⏱️ Timing

Total: 935ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.103.232.173`
NS	3	`ns-116-a.gandi.net, ns-250-c.gandi.net...`
MX	1	`cos38-com.mail.protection.outlook.com (p`
TXT	2	`MS=ms50280582, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns1.gandi.net hostmaster.gandi.net`

Analysis

Hierarchy

The parent of www.cos38.com is cos38.com.

IP Addresses

cos38.com points to a single IP: 91.103.232.173.

Other host names such as www.cos38.com and cos38-srv.doing.fr share IP numbers with cos38.com.

Name Servers

cos38.com's delegation is handled by four name servers: ns-116-a.gandi.net, ns-228-b.gandi.net, ns-250-c.gandi.net and ns1.gandi.net.

cos38.com partially shares name servers with other domains; examples include allonbyagservices.com, intelygenzacademy.com, aladinate.com, ambert.com and probayes.fr.

These name servers are commonly used with ns-252-b.gandi.net, ns-27-c.gandi.net and ns-243-b.gandi.net.

Host names with two IPs:

ns-116-a.gandi.net points to 2001:4b98:aaaa::75 and 173.246.100.117

ns-228-b.gandi.net points to 2001:4b98:aaab::e5 and 213.167.230.229

ns-250-c.gandi.net points to 2604:3400:aaac::fb and 217.70.187.251

ns1.gandi.net points to 2001:4b98:aaaa::2 and 173.246.100.2

Mail Servers

cos38.com is handled by a single mail server, cos38-com.mail.protection.outlook.com.

Hostname cos38-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca1e::, 2a01:111:f403:ca25::, 2a01:111:f403:ca25::1, 2a01:111:f403:ca25::2, 52.101.164.0, 52.101.166.0, 52.101.166.1 and 52.101.166.2.

cos38.com - robtex.com

cos38.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`cos38.com`

`com`