`thiscouldbeuseful.com`

DNSSEC	⚠️ Not signed
A	185.104.29.162^{🇳🇱 AS-ZXCS185.104.29.0/24}
		PTR	`web0163.zxcs.nl`
NS	`ns.zxcs.nl` ⭐
		A	2a06:2ec0:1::10^{🇳🇱 AS-ZXCS2a06:2ec0::/32}
			PTR	`ns1.zxcs.nl`
		A	185.104.28.19^{🇳🇱 AS-ZXCS185.104.28.0/24}
			PTR	`ns1.zxcs.nl`
NS	`ns.zxcs.be`
		A	2a03:b0c0:3:d0::116:2001^{🇩🇪 DIGITALOCEAN2a03:b0c0:3::/48 DigitalOcean}
			PTR	`ns2.zxcs.nl`
		A	46.101.179.64^{🇩🇪 DIGITALOCEAN46.101.128.0/17 DigitalOcean}
			PTR	`ns2.zxcs.nl`
NS	`ns.zxcs.eu`
		A	2a03:b0c0:2:d0::57:1001^{🇳🇱 DIGITALOCEAN2a03:b0c0:2::/48 DigitalOcean}
			PTR	`ns3.zxcs.nl`
		A	178.62.208.8^{🇳🇱 DIGITALOCEAN178.62.192.0/18 DigitalOcean}
			PTR	`ns3.zxcs.nl`
MX	`spamrelay.zxcs.nl` ⭐
		A	2a06:2ec0:1::ffec^{🇳🇱 AS-ZXCS2a06:2ec0::/32}
			PTR	`spamrelay.zxcs.nl`
		A	185.104.28.12^{🇳🇱 AS-ZXCS185.104.28.0/24}
			PTR	`spamrelay.zxcs.nl`
TXT	`google-site-verification=R_HdAp9xlvTur05XAO0deqd6zEMqUYuec3U69xGk-2I`
TXT	`v=spf1 a mx ip4:185.104.29.162 ip6:2a06:2ec0:1:0:0:0:0:163 include:filter-out...`
SOA	`ns.zxcs.nl`hostmaster@thiscouldbeuseful.com 2026-02-11 #3

`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=1776224172

Subdomains

mail.thiscouldbeuseful.com

Same first word

thiscouldbeuseful.com

DNS History

15 records (5 active, 10 former)

●NSns.zxcs.be2026-03-26 → 2026-04-15 · 3 obs

○ 2017-05-19 18:03:28
● 2026-03-26 18:07:30
● 2026-04-15 04:06:32

●NSns.zxcs.eu2026-03-26 → 2026-04-15 · 3 obs

○ 2017-05-19 18:03:28
● 2026-03-26 18:07:30
● 2026-04-15 04:06:32

●NSns.zxcs.nl2026-03-26 → 2026-04-15 · 3 obs

○ 2017-05-19 18:03:28
● 2026-03-26 18:07:30
● 2026-04-15 04:06:32

○NSnszero1.axc.nl2015-08-09 → 2017-05-19 · 4 obs

● 2015-08-09 13:22:50
● 2017-05-19 18:03:28
○ 2026-03-26 18:07:30
○ 2026-04-15 04:06:32

○NSnszero2.axc.nl2015-08-09 → 2017-05-19 · 4 obs

● 2015-08-09 13:22:50
● 2017-05-19 18:03:28
○ 2026-03-26 18:07:30
○ 2026-04-15 04:06:32

○MXfallback.axc.nl2015-08-09 → 2017-05-19 · 4 obs

● 2015-08-09 13:22:50
● 2017-05-19 18:03:28
○ 2026-03-26 18:07:30
○ 2026-04-15 04:06:32

○MXmail.thiscouldbeuseful.com2015-08-09 → 2017-05-19 · 4 obs

● 2015-08-09 13:22:50
● 2017-05-19 18:03:28
○ 2026-03-26 18:07:30
○ 2026-04-15 04:06:32

●MXspamrelay.zxcs.nl2026-03-26 → 2026-04-15 · 3 obs

○ 2017-05-19 18:03:28
● 2026-03-26 18:07:30
● 2026-04-15 04:06:32

○A159.253.0.1102015-08-09 → 2016-09-12 · 4 obs

● 2015-08-09 13:22:50
● 2016-09-12 13:23:42
○ 2017-05-19 18:03:28
○ 2026-04-15 04:06:32

●A185.104.29.1622026-03-26 → 2026-04-15 · 3 obs

○ 2017-05-19 18:03:28
● 2026-03-26 18:07:30
● 2026-04-15 04:06:32

○A185.182.56.122017-05-19 → 2017-05-19 · 4 obs

○ 2016-09-12 13:23:42
● 2017-05-19 18:03:28
○ 2026-03-26 18:07:30
○ 2026-04-15 04:06:32

○A216.239.32.212015-08-09 → 2017-05-19 · 4 obs

● 2015-08-09 13:22:50
● 2017-05-19 18:03:28
○ 2026-03-26 18:07:30
○ 2026-04-15 04:06:32

○A216.239.34.212015-08-09 → 2017-05-19 · 4 obs

● 2015-08-09 13:22:50
● 2017-05-19 18:03:28
○ 2026-03-26 18:07:30
○ 2026-04-15 04:06:32

○A216.239.36.212015-08-09 → 2017-05-19 · 4 obs

● 2015-08-09 13:22:50
● 2017-05-19 18:03:28
○ 2026-03-26 18:07:30
○ 2026-04-15 04:06:32

○A216.239.38.212015-08-09 → 2017-05-19 · 4 obs

● 2015-08-09 13:22:50
● 2017-05-19 18:03:28
○ 2026-03-26 18:07:30
○ 2026-04-15 04:06:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
thiscouldbeuseful.com	ns.zxcs.nl, ns.zxcs.be, ns.zxcs.eu	-

✅ Authoritative Response

Server:178.62.208.8

NS records: ns.zxcs.nl, ns.zxcs.be, ns.zxcs.eu

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for thiscouldbeuseful.com (unsigned zone)

⏱️ Timing

Total: 556ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.104.29.162`
NS	3	`ns.zxcs.be, ns.zxcs.nl...`
MX	1	`spamrelay.zxcs.nl (pri: 10)`
TXT	2	`v=spf1 a mx ip4:185.104.29.162 ip6:2a06:, google-site-verification=R_HdAp9xlvTur05`
SOA	1	`ns.zxcs.nl hostmaster.thiscouldbeuseful.`

Analysis

Hierarchy

thiscouldbeuseful.com is the parent of mail.thiscouldbeuseful.com.

IP Addresses

thiscouldbeuseful.com resolves to one IP number: 185.104.29.162.

other host names including smtp.ozturk.be, mail.axisnetworks.org, mail.terpstra-fietsen.nl, pop.vakantiehuizen-boeken.nl and mail.albrondaheerd.nl share IP numbers with thiscouldbeuseful.com.

Name Servers

thiscouldbeuseful.com is delegated to three name servers ns.zxcs.be, ns.zxcs.eu and ns.zxcs.nl.

thiscouldbeuseful.com at least partially shares name servers with other domains, for instance twonn.org, stop-nu.nl, vanbreederoode-vanbijsterveld.nl, mindswing.nl and vergelijk-abonnement.nl.

These name servers are commonly used with ns1.zxcs.nl, ns2.zxcs.nl and ns3.zxcs.nl.

Host names with two IP numbers:

ns.zxcs.be points to: 2a03:b0c0:3:d0::116:2001 and 46.101.179.64.

ns.zxcs.eu points to: 2a03:b0c0:2:d0::57:1001 and 178.62.208.8.

ns.zxcs.nl points to: 2a06:2ec0:1::10 and 185.104.28.19.

Mail Servers

thiscouldbeuseful.com is handled by a single mail server, spamrelay.zxcs.nl.

thiscouldbeuseful.com shares the same mail server setup as other domains, for instance eatarttable.com, sants.nl, bopdouma.nl, henfra.nl and robinkaplan.nl.

thiscouldbeuseful.com shares at least some mail servers with other domains, including uniekedeals.be, ayurvedayoga.nl, rakogroep.com and beeldhouwatelier.com.

spamrelay.zxcs.nl resolves to two IP numbers: 2a06:2ec0:1::ffec and 185.104.28.12.

thiscouldbeuseful.com - robtex.com