`docstack.co`

DNSSEC	⚠️ Not signed
A	23.236.62.147^{🇺🇸 Google23.236.62.0/24}
		PTR	`147.62.236.23.bc.googleusercontent.com`
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`docstack-co.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::10^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbapr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::3^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am6pr04cu00303.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.68.27^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00503.inbound.protection.outlook.com`
		A	52.101.68.36^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db5pr02cu00104.inbound.protection.outlook.com`
		A	52.101.68.39^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db7pr03cu00607.inbound.protection.outlook.com`
		A	52.101.73.19^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-as8pr04cu00803.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all v=spf1 include:_spf.atlassian....`
TXT	`atlassian-domain-verification=Lm8IjdyWO5tT1f3BA4GYp1YLdqOIGnOf59nuz+CvVWSR2Yh...`
TXT	`mscid=eorbhS67arkAWDqLX6xZ5y8fpQSBf65kRP9AOqvPwlThKebWwq+8WyLwWzu4Z9/urvg+/J+...`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.com serial=1

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759721960

Same first word

docstack.co

docstack.ee

docstack.de

docstack.io

Similar names

cadstock.com

DNS History

11 records (6 active, 5 former)

●NSns1.bdm.microsoftonline.com2017-07-05 → 2026-08-01 · 3 obs

○ 2016-11-28 06:41:12
● 2017-07-05 02:01:36
● 2026-08-01 10:33:26

●NSns2.bdm.microsoftonline.com2017-07-05 → 2026-08-01 · 3 obs

○ 2016-11-28 06:41:12
● 2017-07-05 02:01:36
● 2026-08-01 10:33:26

●NSns3.bdm.microsoftonline.com2017-07-05 → 2026-08-01 · 3 obs

○ 2016-11-28 06:41:12
● 2017-07-05 02:01:36
● 2026-08-01 10:33:26

●NSns4.bdm.microsoftonline.com2017-07-05 → 2026-08-01 · 3 obs

○ 2016-11-28 06:41:12
● 2017-07-05 02:01:36
● 2026-08-01 10:33:26

○NSns69.domaincontrol.com2015-06-14 → 2016-04-03 · 4 obs

● 2015-06-14 07:30:32
● 2016-04-03 08:33:14
○ 2016-11-28 06:41:12
○ 2026-08-01 10:33:26

○NSns70.domaincontrol.com2015-06-14 → 2016-04-03 · 4 obs

● 2015-06-14 07:30:32
● 2016-04-03 08:33:14
○ 2016-11-28 06:41:12
○ 2026-08-01 10:33:26

●MXdocstack-co.mail.protection.outlook.com2017-07-05 → 2026-08-01 · 3 obs

○ 2016-11-28 06:41:12
● 2017-07-05 02:01:36
● 2026-08-01 10:33:26

○MXmailstore1.secureserver.net2015-06-14 → 2016-04-03 · 4 obs

● 2015-06-14 07:30:32
● 2016-04-03 08:33:14
○ 2016-11-28 06:41:12
○ 2026-08-01 10:33:26

○MXsmtp.secureserver.net2015-06-14 → 2016-04-03 · 4 obs

● 2015-06-14 07:30:32
● 2016-04-03 08:33:14
○ 2016-11-28 06:41:12
○ 2026-08-01 10:33:26

○A184.168.221.442015-06-14 → 2016-04-03 · 4 obs

● 2015-06-14 07:30:32
● 2016-04-03 08:33:14
○ 2016-11-28 06:41:12
○ 2026-08-01 10:33:26

●A23.236.62.1472017-07-05 → 2026-08-01 · 3 obs

○ 2016-11-28 06:41:12
● 2017-07-05 02:01:36
● 2026-08-01 10:33:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co	-
docstack.co	ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com	-

✅ Authoritative Response

Server:150.171.21.208

NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for docstack.co (unsigned zone)

⏱️ Timing

Total: 354ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`23.236.62.147`
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	1	`docstack-co.mail.protection.outlook.com`
TXT	3	`v=spf1 include:spf.protection.outlook.co, atlassian-domain-verification=Lm8IjdyWO5...`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

Analysis

IP Addresses

docstack.co has exactly one IP address — 23.236.62.147.

insure901.com, stopego.com, info.stk-aquamor.com plus two other host names have IP numbers in common with docstack.co.

Name Servers

Four name servers handle the delegation for docstack.co: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

At least some of docstack.co's name servers are shared with other domains, for example swalss.co.uk, prophouse.de, aft.ro and two more.

Four hostnames, each resolving to a pair of IP addresses: ns1.bdm.microsoftonline.com directs to 13.107.236.208 and 2603:1061:0:700::d0; ns2.bdm.microsoftonline.com directs to 150.171.21.208 and 2620:1ec:8ec:700::d0; ns3.bdm.microsoftonline.com directs to 204.14.183.208 and 2a01:111:4000:700::d0; ns4.bdm.microsoftonline.com directs to 208.84.5.208 and 2620:1ec:bda:700::d0.

Mail Servers

docstack.co uses one mail server — docstack-co.mail.protection.outlook.com.

docstack-co.mail.protection.outlook.com has 8 IP addresses: 52.101.68.27, 52.101.68.36, 52.101.68.39 plus 5 more.

docstack.co - robtex.com

docstack.co

co

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`docstack.co`

`co`