`building4solutions.com`

DNSSEC	🔒 Signed (DS record present)
A	217.21.190.139^{🇧🇪 COMBELL-AS217.21.176.0/20 COMBELL Network}
		PTR	`217.21.190.139.static.hosted.by.combell.com`
NS	`ns3.combell.net` ⭐
		A	2a00:1c98::53:1^{🇧🇪 COMBELL-AS2a00:1c98::/32 COMBELL Network}
			PTR	`ns3.combell.net`
		A	83.217.73.172^{🇧🇪 COMBELL-AS83.217.64.0/19 Combell Network}
			PTR	`ns3.combell.net`
NS	`ns1.combell.eu` ⚠️ Not in parent delegation
		A	2a00:1c98:50::50^{🇧🇪 COMBELL-AS2a00:1c98:50::/44}
		A	89.44.166.48^{🇧🇪 COMBELL-AS89.44.166.0/23 Combell Network}
			PTR	`89.44.166.48.static.hosted.by.combell-ops.net`
NS	`ns4.combell.net`
		A	2001:1598:0:101::3^{🇧🇪 EASYHOST-COLO-AS2001:1598::/32 Easyhost Network}
			PTR	`ns4.combell.net`
		A	86.39.202.67^{🇧🇪 EASYHOST-COLO-AS86.39.128.0/17 Easyhost Network}
			PTR	`ns4.combell.net`
MX	`mx.mailprotect.be` ⭐
		A	178.208.39.140^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.141^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.142^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.143^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
MX	`mx.backup.mailprotect.be`⁽⁵⁰⁾
		A	178.208.39.140^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.141^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.142^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
		A	178.208.39.143^{🇧🇪 COMBELL-AS178.208.32.0/19 COMBELL Network}
			PTR	`mx.mailprotect.be`
TXT	`v=spf1 mx a include:_spf.relay.mailprotect.be ~all`
SOA	`ns3.combell.net`hostmaster@building4solutions.com serial=1672674521

`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=1774462297

Same first word

building4solutions.com

DNS History

11 records (6 active, 5 former)

●NSns1.combell.eu2026-03-25 → 2026-03-25 · 2 obs

○ 2019-12-27 23:19:24
● 2026-03-25 18:40:48

○NSns1.powweb.com2015-05-24 → 2017-03-18 · 4 obs

● 2015-05-24 08:53:52
● 2017-03-18 16:58:28
○ 2019-12-27 23:19:24
○ 2026-03-25 18:40:48

○NSns2.powweb.com2015-05-24 → 2017-03-18 · 4 obs

● 2015-05-24 08:53:52
● 2017-03-18 16:58:28
○ 2019-12-27 23:19:24
○ 2026-03-25 18:40:48

●NSns3.combell.net2026-03-25 → 2026-03-25 · 2 obs

○ 2019-12-27 23:19:24
● 2026-03-25 18:40:48

●NSns4.combell.net2026-03-25 → 2026-03-25 · 2 obs

○ 2019-12-27 23:19:24
● 2026-03-25 18:40:48

●MXmx.backup.mailprotect.be2026-03-25 → 2026-03-25 · 2 obs

○ 2019-12-27 23:19:24
● 2026-03-25 18:40:48

○MXmx.building4solutions.com2015-05-24 → 2017-03-18 · 4 obs

● 2015-05-24 08:53:52
● 2017-03-18 16:58:28
○ 2019-12-27 23:19:24
○ 2026-03-25 18:40:48

●MXmx.mailprotect.be2026-03-25 → 2026-03-25 · 2 obs

○ 2019-12-27 23:19:24
● 2026-03-25 18:40:48

●A217.21.190.1392026-03-25 → 2026-03-25 · 2 obs

○ 2019-12-27 23:19:24
● 2026-03-25 18:40:48

○A65.254.227.2242016-07-16 → 2017-03-18 · 5 obs

○ 2016-03-26 20:33:34
● 2016-07-16 23:56:46
● 2017-03-18 16:58:28
○ 2019-12-27 23:19:24
○ 2026-03-25 18:40:48

○A65.254.250.1102015-05-24 → 2016-03-26 · 4 obs

● 2015-05-24 08:53:52
● 2016-03-26 20:33:34
○ 2016-07-16 23:56:46
○ 2026-03-25 18:40:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net...	-
building4solutions.com	ns3.combell.net, ns4.combell.net	-

✅ Authoritative Response

Server:86.39.202.67

NS records: ns3.combell.net, ns4.combell.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1020ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`217.21.190.139`
NS	3	`ns4.combell.net, ns1.combell.eu...`
MX	2	`mx.backup.mailprotect.be (pri: 50), mx.mailprotect.be (pri: 10)`
TXT	1	`v=spf1 mx a include:_spf.relay.mailprote`
SOA	1	`ns3.combell.net hostmaster.building4solu`

Analysis

IP Addresses

building4solutions.com points to a single IP address: 217.21.190.139.

Other host names such as wlkn.be, space-pro.eu, www.arpsolutions.com, morrowautofocal.com and critx.org share IPs with building4solutions.com.

Name Servers

building4solutions.com is delegated to three name servers: ns1.combell.eu, ns3.combell.net and ns4.combell.net.

building4solutions.com at least partially shares name servers with other domains, for example windmeister.nl, avier.be, orthodontie-kortrijk.be, swad.be and dannau.be.

These name servers are commonly used with ns3.european-server.com and ns4.european-server.com and ns1.european-server.eu.

Host names with two IP numbers:

ns1.combell.eu points to 2a00:1c98:50::50 and 89.44.166.48

ns3.combell.net points to 2a00:1c98::53:1 and 83.217.73.172

ns4.combell.net points to 2001:1598:0:101::3 and 86.39.202.67

Mail Servers

Two mail servers handle building4solutions.com: mx.mailprotect.be and mx.backup.mailprotect.be.

building4solutions.com shares the same mail server setup as other domains, including thecube.be, noctua.be, moonsmanagement.be, apotheekkerre.be and icthall.nl.

building4solutions.com shares at least partially some mail servers with other domains, for instance mikkmo.be, lannooshop.be, kovino.be, bouwondernemingladu.be and climabox.com.