`harmony-coach.com`

DNSSEC	⚠️ Not signed
A	81.26.208.213^{🇳🇱 UNISERVER-AS81.26.208.0/20}
NS	`ns1.dnstools.nl` ⭐
		A	2a02:728:e:66::100^{🇳🇱 UNISERVER-AS2a02:728::/32}
			PTR	`ns1.dnstools.nl`
		A	81.26.219.100^{🇳🇱 UNISERVER-AS81.26.208.0/20}
			PTR	`ns1.dnstools.nl`
NS	`ns2.dnstools.nl`
		A	2a02:728:e:758::160^{🇳🇱 UNISERVER-AS2a02:728::/32}
			PTR	`ns2.dnstools.nl`
		A	81.26.208.160^{🇳🇱 UNISERVER-AS81.26.208.0/20}
			PTR	`ns2.dnstools.nl`
MX	`mail.harmony-coach.com` ⭐
		A	81.26.208.213^{🇳🇱 UNISERVER-AS81.26.208.0/20}
TXT	`v=spf1 a mx include:spf.spamx.denit.net ~all`
SOA	`ns1.dnstools.nl`hostmaster@harmony-coach.com 2026-04-16 #1

`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=1776837142

Subdomains

mail.harmony-coach.com

Same first word

harmony-coach.com

DNS History

10 records (4 active, 6 former)

●NSns1.dnstools.nl2026-02-17 → 2026-04-22 · 3 obs

○ 2017-03-23 15:39:14
● 2026-02-17 11:13:24
● 2026-04-22 05:53:36

●NSns2.dnstools.nl2026-02-17 → 2026-04-22 · 3 obs

○ 2017-03-23 15:39:14
● 2026-02-17 11:13:24
● 2026-04-22 05:53:36

○NSns39.domaincontrol.com2015-08-21 → 2017-03-23 · 4 obs

● 2015-08-21 13:57:34
● 2017-03-23 15:39:14
○ 2026-02-17 11:13:24
○ 2026-04-22 05:53:36

○NSns40.domaincontrol.com2015-08-21 → 2017-03-23 · 4 obs

● 2015-08-21 13:57:34
● 2017-03-23 15:39:14
○ 2026-02-17 11:13:24
○ 2026-04-22 05:53:36

●MXmail.harmony-coach.com2026-02-17 → 2026-04-22 · 3 obs

○ 2017-03-23 15:39:14
● 2026-02-17 11:13:24
● 2026-04-22 05:53:36

○MXmailstore1.secureserver.net2015-08-21 → 2017-03-23 · 4 obs

● 2015-08-21 13:57:34
● 2017-03-23 15:39:14
○ 2026-02-17 11:13:24
○ 2026-04-22 05:53:36

○MXsmtp.secureserver.net2015-08-21 → 2017-03-23 · 4 obs

● 2015-08-21 13:57:34
● 2017-03-23 15:39:14
○ 2026-02-17 11:13:24
○ 2026-04-22 05:53:36

○A188.121.59.1282017-03-23 → 2017-03-23 · 4 obs

○ 2016-07-15 18:01:24
● 2017-03-23 15:39:14
○ 2026-02-17 11:13:24
○ 2026-04-22 05:53:36

○A50.63.122.12015-08-21 → 2016-07-15 · 4 obs

● 2015-08-21 13:57:34
● 2016-07-15 18:01:24
○ 2017-03-23 15:39:14
○ 2026-04-22 05:53:36

●A81.26.208.2132026-02-17 → 2026-04-22 · 3 obs

○ 2017-03-23 15:39:14
● 2026-02-17 11:13:24
● 2026-04-22 05:53:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
harmony-coach.com	ns1.dnstools.nl, ns2.dnstools.nl	-

✅ Authoritative Response

Server:81.26.219.100

NS records: ns1.dnstools.nl, ns2.dnstools.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for harmony-coach.com (unsigned zone)

⏱️ Timing

Total: 702ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.26.208.213`
NS	2	`ns1.dnstools.nl, ns2.dnstools.nl`
MX	1	`mail.harmony-coach.com (pri: 10)`
TXT	1	`v=spf1 a mx include:spf.spamx.denit.net`
SOA	1	`ns1.dnstools.nl hostmaster.harmony-coach`

Analysis

Hierarchy

mail.harmony-coach.com is a child of harmony-coach.com.

IP Addresses

harmony-coach.com resolves to one IP number: 81.26.208.213.

Other host names, for instance snijderswatersport.com, mail.thiolongrass.com, stcvrijevogels.nl, mail.mla.plus and mail.brandweeracademie.org share IP numbers with harmony-coach.com.

Name Servers

harmony-coach.com's delegation uses two name servers: ns1.dnstools.nl and ns2.dnstools.nl.

harmony-coach.com uses the same name server setup as other domains, such as basmarine.com, shipinc.nl, elshout.net, all4.nl and oger.shop.

harmony-coach.com at least partially shares name servers with other domains, including dietistcouperus.nl, yachtfocus.es, pkcc.eu, burovanbergenhenegouwen.nl and legno.nl.

These name servers are often used with ns15.domeinhuis.nl and ns16.domeinhuis.nl.

Host names with two IPs:

ns1.dnstools.nl points to 2a02:728:e:66::100 and 81.26.219.100

ns2.dnstools.nl points to 2a02:728:e:758::160 and 81.26.208.160

Mail Servers

A single mail server handles harmony-coach.com, mail.harmony-coach.com.

Host name mail.harmony-coach.com resolves to a single IP: 81.26.208.213.

harmony-coach.com - robtex.com