`mail.dextron.nl`

CNAME	`dextron.nl`
DNSSEC	🔒 Signed (DS record present)
A	2a03:9700:8000:0:1e3d:a1e4:e4f9:89d0^{🇳🇱 PREVIDER-AS2a03:9700:8000::/33 NL-PREVIDER - Shock Media IPv6 Network}
		PTR	`server2.marotura.cloud.shockmedia.nl`
A	31.7.7.135^{🇳🇱 PREVIDER-AS31.7.4.0/22 NL-PREVIDER - Shock Media IPv4 Network}
NS	`ns1.openprovider.nl` ⭐
		A	2400:cb00:2049:1::a29f:1a0a^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.26.10^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.openprovider.be`
		A	2400:cb00:2049:1::a29f:1b60^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.27.96^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns3.openprovider.eu`
		A	2400:cb00:2049:1::a29f:3059^{🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street}
		A	162.159.48.89^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`dextron-nl.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::e^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-db8pr02cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am3pr04cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::7^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am9pr04cu00107.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::c^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-as8pr05cu00304.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.68.25^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db8pr02cu00101.inbound.protection.outlook.com`
		A	52.101.73.12^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am4pr0401cu00104.inbound.protection.outlook.com`
		A	52.101.73.28^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am7pr05cu00204.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com include:_spf.shockmedia.email inclu...`
TXT	`MS=ms87684066`
SOA	`ns1.openprovider.nl`dns@openprovider.eu 2026-07-06 #3

`dextron.nl`

	DNSSEC	🔒 Signed (DS record present)
	A	2a03:9700:8000:0:1e3d:a1e4:e4f9:89d0^{🇳🇱 PREVIDER-AS2a03:9700:8000::/33 NL-PREVIDER - Shock Media IPv6 Network}
	A	31.7.7.135^{🇳🇱 PREVIDER-AS31.7.4.0/22 NL-PREVIDER - Shock Media IPv4 Network}
	NS	`ns1.openprovider.nl` ⭐
	NS	`ns2.openprovider.be`
	NS	`ns3.openprovider.eu`
	MX	`dextron-nl.mail.protection.outlook.com` ⭐
	TXT	`v=spf1 include:spf.protection.outlook.com include:_spf.shockmedia.email inclu...`
	TXT	`MS=ms87684066`
	SOA	`ns1.openprovider.nl`dns@openprovider.eu 2026-07-06 #3

Previously MX for

dextron.nl

Same first word

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mail.gov.ph

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mail.ee

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DNS History

2 records (1 active, 1 former)

○A128.140.218.872016-07-04 → 2016-07-04 · 2 obs

● 2016-07-04 20:00:26
○ 2026-07-31 09:12:04

●CNAMEdextron.nl2026-07-31 → 2026-07-31 · 1 obs

● 2026-07-31 09:12:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
nl	ns1.dns.nl, ns4.dns.nl, ns3.dns.nl	-
dextron.nl	ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu	-

✅ Authoritative Response

Server:162.159.26.10

NS records: ns1.openprovider.nl, ns2.openprovider.be, ns3.openprovider.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 706ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`dextron.nl`

Analysis

IP Addresses

mail.dextron.nl has two IP addresses: 31.7.7.135 and 2a03:9700:8000:0:1e3d:a1e4:e4f9:89d0

mail.kiesvakwerk.nl, www.pfeiferglobalsolutions.com, mail.sidalco.com and two other host names share IP numbers with mail.dextron.nl.

Name Servers

The authoritative name servers for mail.dextron.nl are ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl — three in total.

There is at least partial name server overlap between mail.dextron.nl and other domains — voyaged.net, xgh.nl, onlinestem.nl and two more among them.

ns2.openprovider.be, ns3.openprovider.eu and ns1.openprovider.nl all resolve to exactly two IP numbers apiece: ns2.openprovider.be → 162.159.27.96 and 2400:cb00:2049:1::a29f:1b60; ns3.openprovider.eu → 162.159.48.89 and 2400:cb00:2049:1::a29f:3059; ns1.openprovider.nl → 162.159.26.10 and 2400:cb00:2049:1::a29f:1a0a.

Mail Servers

Mail for mail.dextron.nl is handled by a single mail server, dextron-nl.mail.protection.outlook.com.

The mail server configuration of mail.dextron.nl is identical to that of other domains — dextron.nl being one example.

dextron-nl.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.68.18, 52.101.68.25, 52.101.73.12 and 5 others.

mail.dextron.nl - robtex.com

mail.dextron.nl

dextron.nl