smartsoft.nu - dns.ninja

`smartsoft.nu`

DNSSEC	🔒 Signed (DS record present)
NS	`ns0.nl` ⭐ 🔒
		A	2a01:7c8:dddd:195::95^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns0.nl`
		A	195.135.195.95^{🇮🇹 TRANSIP-AS195.135.195.0/24 TransIP B.V.}
			PTR	`ns0.nl`
NS	`ns11.net` 🔒
		A	2a01:7c8:f:c1f::95^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns11.net`
		A	37.97.199.95^{🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands}
			PTR	`ns11.net`
NS	`ns5.be`
		A	2a01:7c8:7000:195::95^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns5.be`
		A	195.8.195.95^{🇳🇱 TRANSIP-AS195.8.195.0/24 TransIP B.V.}
			PTR	`ns5.be`
MX	`smartsoft-nu.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::1^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db7pr03cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::4^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db4pr02cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::b^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbbpr03cu00103.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am3pr04cu00500.inbound.protection.outlook.com`
		A	52.101.68.15^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db6pr03cu00107.inbound.protection.outlook.com`
		A	52.101.73.15^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	52.101.73.22^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00106.inbound.protection.outlook.com`
		A	52.101.73.30^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00306.inbound.protection.outlook.com`
TXT	`MS=ms50121481`
TXT	`v=spf1 include:spf.protection.outlook.com include:_spf.troublefree.nl -all`
SOA	`ns0.nl`hostmaster@ns0.nl 2026-05-28 #0

`nu`

	DNSSEC	🔒 Signed (DS record present)
	NS	`catcher-in-the-rye.nic.nu` ⭐
	NS	`a.ns.nu`
	NS	`c.ns.nu`
	NS	`d.ns.nu`
	NS	`m.ns.nu`
	NS	`y.ns.nu`
	NS	`z.ns.nu`
	TXT	`id:f6be7b4b-79de-4b3d-b086-c43cc17e5baa`
	TXT	`NU zone update: 2026-07-18 16:34:07 +0000 (EPOCH 1784392447) (auto)`
	SOA	`catcher-in-the-rye.nic.nu`hostmaster@nic.nu serial=1784392502

Subdomains

smtp01.smartsoft.nu

Same first word

Similar names

DNS History

4 records (4 active, 0 former)

●NSns0.nl2026-03-24 → 2026-07-18 · 2 obs

● 2026-03-24 03:41:04
● 2026-07-18 17:29:12

●NSns11.net2026-03-24 → 2026-07-18 · 2 obs

● 2026-03-24 03:41:04
● 2026-07-18 17:29:12

●NSns5.be2026-03-24 → 2026-07-18 · 2 obs

● 2026-03-24 03:41:04
● 2026-07-18 17:29:12

●MXsmartsoft-nu.mail.protection.outlook.com2026-03-24 → 2026-07-18 · 2 obs

● 2026-03-24 03:41:04
● 2026-07-18 17:29:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nu	a.ns.nu, c.ns.nu, y.ns.nu, m.ns.nu...	-
smartsoft.nu	ns11.net, ns5.be, ns0.nl	-

✅ Authoritative Response

Server:37.97.199.95

NS records: ns11.net, ns5.be, ns0.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1291ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`ns0.nl, ns5.be...`
MX	1	`smartsoft-nu.mail.protection.outlook.com`
TXT	2	`MS=ms50121481, v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns0.nl hostmaster.ns0.nl`

Analysis

Hierarchy

The domain smtp01.smartsoft.nu falls under the parent smartsoft.nu.

Name Servers

Three name servers are authoritative for smartsoft.nu: ns5.be, ns11.net and ns0.nl.

At least some of smartsoft.nu's name servers are shared with other domains, for example demuy.nl, ibgnederland.com, landschapsinrichting.nl and two more.

ns5.be resolves to 195.8.195.95 and 2a01:7c8:7000:195::95. ns11.net resolves to 37.97.199.95 and 2a01:7c8:f:c1f::95. ns0.nl resolves to 195.135.195.95 and 2a01:7c8:dddd:195::95. All three hostnames point to two IP numbers each.

Mail Servers

smartsoft.nu has one mail server: smartsoft-nu.mail.protection.outlook.com.

smartsoft-nu.mail.protection.outlook.com points to 8 IP numbers: 52.101.68.15, 52.101.73.15, 52.101.73.22 and 5 other.