`coachingdublin.com`

DNSSEC	⚠️ Not signed
NS	`ns1.blacknight.com` ⚠️ Not in zone NS records
		A	78.153.212.176^{🇮🇪 BLACKNIGHT-AS78.153.212.0/24 IE-BLACKNIGHT-INFRA}
			PTR	`ns1.blacknight.com`
NS	`ns2.blacknight.com` ⚠️ Not in zone NS records
		A	2a01:a8:dc3:3313::aaaa^{🇮🇪 BLACKNIGHT-AS2a01:a8::/32 IE-BLACKNIGHT-PA-IPV6}
			PTR	`ns2.blacknight.com`
		A	81.17.254.6^{🇮🇪 BLACKNIGHT-AS81.17.240.0/20 IE-BLACKNIGHT-PA}
			PTR	`ns2.blacknight.com`

`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=1775979427

Same first word

coachingdublin.com

coachingdublin.net

Similar names

dublincoaching.com

DNS History

9 records (2 active, 7 former)

●NSns1.blacknight.com2016-07-02 → 2026-04-12 · 3 obs

○ 2016-03-17 19:53:22
● 2016-07-02 19:46:52
● 2026-04-12 08:01:10

●NSns2.blacknight.com2016-07-02 → 2026-04-12 · 3 obs

○ 2016-03-17 19:53:22
● 2016-07-02 19:46:52
● 2026-04-12 08:01:10

○NSns31.domaincontrol.com2015-10-19 → 2016-03-17 · 4 obs

● 2015-10-19 15:01:12
● 2016-03-17 19:53:22
○ 2016-07-02 19:46:52
○ 2026-04-12 08:01:10

○NSns32.domaincontrol.com2015-10-19 → 2016-03-17 · 4 obs

● 2015-10-19 15:01:12
● 2016-03-17 19:53:22
○ 2016-07-02 19:46:52
○ 2026-04-12 08:01:10

○MXmailstore1.secureserver.net2015-10-19 → 2016-03-17 · 4 obs

● 2015-10-19 15:01:12
● 2016-03-17 19:53:22
○ 2016-07-02 19:46:52
○ 2026-04-12 08:01:10

○MXsmtp.secureserver.net2015-10-19 → 2016-03-17 · 4 obs

● 2015-10-19 15:01:12
● 2016-03-17 19:53:22
○ 2016-07-02 19:46:52
○ 2026-04-12 08:01:10

○MXsmtp1r.cp.blacknight.com2016-07-02 → 2017-02-18 · 5 obs

○ 2016-03-17 19:53:22
● 2016-07-02 19:46:52
● 2017-02-18 06:05:46
○ 2026-02-28 06:48:22
○ 2026-04-12 08:01:10

○A50.63.202.422015-10-19 → 2016-03-17 · 4 obs

● 2015-10-19 15:01:12
● 2016-03-17 19:53:22
○ 2016-07-02 19:46:52
○ 2026-04-12 08:01:10

○A81.17.254.622016-07-02 → 2017-02-18 · 5 obs

○ 2016-03-17 19:53:22
● 2016-07-02 19:46:52
● 2017-02-18 06:05:46
○ 2026-02-28 06:48:22
○ 2026-04-12 08:01:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coachingdublin.com	ns1.blacknight.com, ns2.blacknight.com	3 records

✅ Authoritative Response

Server:78.153.212.176

NS records: ns1.blacknight.com, ns2.blacknight.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coachingdublin.com (unsigned zone)

⏱️ Timing

Total: 312ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 3

Out-of-bailiwick: 3 (ns1.blacknight.com, ns2.blacknight.com, ns2.blacknight.com)

Analysis

Name Servers

coachingdublin.com's delegation uses two name servers: ns1.blacknight.com and ns2.blacknight.com.

coachingdublin.com uses the same name server setup as other domains, such as turbospoke.com, hotelclauzel.fr, corkandross.org, bolgersagri.ie and smartseaschool.com.

coachingdublin.com at least partially shares name servers with other domains, including mypois.com, limerickslife.com, durabond.ie, quantumleap.ie and cetsl.ie.

These name servers are often used with ns3.blacknight.com and ns4.blacknight.com.

Host names with two IP numbers: ns2.blacknight.com points to 2a01:a8:dc3:3313::aaaa and 81.17.254.6.

Host names with one IP number: ns1.blacknight.com points to 78.153.212.176.

coachingdublin.com - robtex.com