`ern-software.com`

DNSSEC	⚠️ Not signed
A	91.198.170.113^{🇳🇱 Esmero91.198.170.0/23 ESMERO-BLOCK-1}
		PTR	`plesk13.esmero.nl`
NS	`ns2.esmero.nl` ⭐
		A	2a01:7c8:bb01:147::1^{🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network}
			PTR	`ns2.esmero.nl`
		A	31.14.96.246^{🇳🇱 TRANSIP-AS31.14.96.0/22 TransIP BV Amsterdam, The Netherlands}
			PTR	`ns2.esmero.nl`
NS	`ns1.esmero.nl`
		A	2a0b:c140:aa::10^{🇳🇱 Esmero2a0b:c140::/32 ESMERO-BLOCKV6-1}
			PTR	`ns1.esmero.nl`
		A	91.198.170.10^{🇳🇱 Esmero91.198.170.0/23 ESMERO-BLOCK-1}
			PTR	`ns1.esmero.nl`
MX	`mxs10.esmero.nl` ⭐
		A	2a0b:c140:aa::31^{🇳🇱 Esmero2a0b:c140::/32 ESMERO-BLOCKV6-1}
			PTR	`mailscan1.esmero.nl`
		A	2a0b:c140:aa::33^{🇳🇱 Esmero2a0b:c140::/32 ESMERO-BLOCKV6-1}
			PTR	`mailscan5.esmero.nl`
		A	51.38.124.81^{🇫🇷 OVH51.38.0.0/16}
			PTR	`mailscan4.esmero.nl`
		A	91.198.170.31^{🇳🇱 Esmero91.198.170.0/23 ESMERO-BLOCK-1}
			PTR	`mailscan1.esmero.nl`
		A	91.198.170.33^{🇳🇱 Esmero91.198.170.0/23 ESMERO-BLOCK-1}
			PTR	`mailscan5.esmero.nl`
MX	`mxs20.esmero.nl`⁽²⁰⁾
		A	2a0b:c140:aa::31^{🇳🇱 Esmero2a0b:c140::/32 ESMERO-BLOCKV6-1}
			PTR	`mailscan1.esmero.nl`
		A	2a0b:c140:aa::33^{🇳🇱 Esmero2a0b:c140::/32 ESMERO-BLOCKV6-1}
			PTR	`mailscan5.esmero.nl`
		A	51.38.124.81^{🇫🇷 OVH51.38.0.0/16}
			PTR	`mailscan4.esmero.nl`
		A	91.198.170.31^{🇳🇱 Esmero91.198.170.0/23 ESMERO-BLOCK-1}
			PTR	`mailscan1.esmero.nl`
		A	91.198.170.33^{🇳🇱 Esmero91.198.170.0/23 ESMERO-BLOCK-1}
			PTR	`mailscan5.esmero.nl`
TXT	`v=spf1 +a +mx +a:plesk4.esmero.nl include:spf.esmero.nl ~all`
SOA	`ns2.esmero.nl`noorland@ernsoftware.com 2024-03-06 #10

`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=1778386211

Subdomains

mail.ern-software.com

Same first word

ern-software.com

DNS History

9 records (5 active, 4 former)

●NSns1.esmero.nl2026-03-03 → 2026-05-10 · 3 obs

○ 2017-03-24 22:25:44
● 2026-03-03 16:40:00
● 2026-05-10 04:34:28

○NSns1.yxs.nl2015-08-21 → 2017-03-24 · 4 obs

● 2015-08-21 13:04:16
● 2017-03-24 22:25:44
○ 2026-03-03 16:40:00
○ 2026-05-10 04:34:28

●NSns2.esmero.nl2026-03-03 → 2026-05-10 · 3 obs

○ 2017-03-24 22:25:44
● 2026-03-03 16:40:00
● 2026-05-10 04:34:28

○NSns2.yxs.nl2015-08-21 → 2017-03-24 · 4 obs

● 2015-08-21 13:04:16
● 2017-03-24 22:25:44
○ 2026-03-03 16:40:00
○ 2026-05-10 04:34:28

○MXmail.ern-software.com2015-08-21 → 2017-03-24 · 4 obs

● 2015-08-21 13:04:16
● 2017-03-24 22:25:44
○ 2026-03-03 16:40:00
○ 2026-05-10 04:34:28

●MXmxs10.esmero.nl2026-03-03 → 2026-05-10 · 3 obs

○ 2017-03-24 22:25:44
● 2026-03-03 16:40:00
● 2026-05-10 04:34:28

●MXmxs20.esmero.nl2026-03-03 → 2026-05-10 · 3 obs

○ 2017-03-24 22:25:44
● 2026-03-03 16:40:00
● 2026-05-10 04:34:28

○A62.212.154.2272015-08-21 → 2017-03-24 · 4 obs

● 2015-08-21 13:04:16
● 2017-03-24 22:25:44
○ 2026-03-03 16:40:00
○ 2026-05-10 04:34:28

●A91.198.170.1132026-03-03 → 2026-05-10 · 3 obs

○ 2017-03-24 22:25:44
● 2026-03-03 16:40:00
● 2026-05-10 04:34:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
ern-software.com	ns1.esmero.nl, ns2.esmero.nl	-

✅ Authoritative Response

Server:31.14.96.246

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ern-software.com (unsigned zone)

⏱️ Timing

Total: 953ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`91.198.170.113`
NS	2	`ns2.esmero.nl, ns1.esmero.nl`
MX	2	`mxs10.esmero.nl (pri: 10), mxs20.esmero.nl (pri: 20)`
TXT	1	`v=spf1 +a +mx +a:plesk4.esmero.nl includ`
SOA	1	`ns2.esmero.nl noorland.ernsoftware.com`

Analysis

Hierarchy

mail.ern-software.com has ern-software.com as its parent.

IP Addresses

ern-software.com maps to IP address 91.198.170.113.

Other host names, for instance s-gravenboules.nl, optiek-verdoodt.be, trosbeiaard.be, swedice.nl and uniken.nl share IP numbers with ern-software.com.

Name Servers

Two name servers ns1.esmero.nl and ns2.esmero.nl are delegated to ern-software.com.

ern-software.com uses the same name server configuration as other domains, such as roset.nl, ravenco.nl, cczaanstad.nl, marcelschwab.com and dromendans.nl.

ern-software.com shares some name servers with other domains, for example snikke.nl.

Host names with two IPs:

ns1.esmero.nl points to 2a0b:c140:aa::10 and 91.198.170.10.

ns2.esmero.nl points to 2a01:7c8:bb01:147::1 and 31.14.96.246.

Mail Servers

Two mail servers handle ern-software.com: mxs10.esmero.nl and mxs20.esmero.nl.

ern-software.com shares the same mail server setup as other domains, including tjeerdsma.com, violainechapallaz.com, autorijschoolgreven.nl, nijverdalcam.nl and customsknowledge.com.

ern-software.com shares mail servers with other domains at least in part, for instance watercutting.eu, control-s.nl, evaolthof.com, talentjes.com and taxiairport.in.