mail.externalnet.com - robtex.com

mail.externalnet.com

DNSSEC⚠️ Not signed
A2a10:3781:c3d:d:d:d:d:d🇳🇱 FREEDOMINTERNET2a10:3780::/29
PTRmail.externalnet.com
A45.138.228.40🇳🇱 FREEDOMINTERNET45.138.228.0/22

externalnet.com

DNSSEC🔒 Signed (DS record present)
A2a10:3781:c3d:8:8:8:8:8🇳🇱 FREEDOMINTERNET2a10:3780::/29
A45.138.228.40🇳🇱 FREEDOMINTERNET45.138.228.0/22
NSns.externalnet.com ⭐
NSns1.openprovider.nl
MXmail.externalnet.com ⭐
TXTv=spf1 a:externalnet.com a:kloens.com a:kloens.art a:mail.externalnet.com ip4...
SOAns.externalnet.comzonemaster@externalnet.com 2026-02-10 #65

PTR for

40.228.138.45.in-addr.arpa
d.0.0.0.d.0.0.0.d.0.0.0.d.0.0.0.d.0.0.0.d.3.c.0.1.8.7.3.0.1.a.2.ip6.arpa

MX for

kloens.com
externalnet.com

Same first word

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mail.guru
mail.bing
mail.lv
mail.babyblue.jp
mail.in-berlin.de
mail.no-ip.biz
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mail.virtualuser.de
mail.charity
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mail.ap.gov.br
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mail.myjino.ru
mail.space
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mail.rr.gov.br
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mail.ilovecollege.info
mail.gmx
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mail.dating
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mail.schwarz
mail.co.uk
mail.net.mk
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DNS History

4 records (2 active, 2 former)

201020122014201620182020202220242026A2a10:3781:c3d:d:d:d:d:d45.138.228.4037.34.59.21583.160.5.236
●A2a10:3781:c3d:d:d:d:d:d2026-02-19 → 2026-03-29 · 3 obs
○ 2016-06-20 23:05:38
● 2026-02-19 21:41:14
● 2026-03-29 14:46:42
○A37.34.59.2152015-06-25 → 2016-06-20 · 5 obs
○ 2009-01-12 14:36:26
● 2015-06-25 08:53:32
● 2016-06-20 23:05:38
○ 2026-02-19 21:41:14
○ 2026-03-29 14:46:42
●A45.138.228.402026-02-19 → 2026-03-29 · 3 obs
○ 2016-06-20 23:05:38
● 2026-02-19 21:41:14
● 2026-03-29 14:46:42
○A83.160.5.2362009-01-12 → 2009-01-12 · 3 obs
● 2009-01-12 14:36:26
○ 2015-06-25 08:53:32
○ 2026-03-29 14:46:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
externalnet.comns.externalnet.com, ns1.openprovider.nl2 records

✅ Authoritative Response

Server:162.159.26.10

NS records: ns.externalnet.com, ns1.openprovider.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 811ms | Queries: -

📄 Records

TypeCountSample Data
A145.138.228.40
AAAA12a10:3781:c3d:d:d:d:d:d

📌 Glue Records Collected

Total: 2

In-bailiwick: 2 (ns.externalnet.com, ns.externalnet.com)

Analysis

Mail Server Role

mail.externalnet.com serves as the mail server for kloens.com and externalnet.com.

IP Addresses

The entity mail.externalnet.com points to two IP numbers: 2a10:3781:c3d:d:d:d:d:d and 45.138.228.40.

For instance, other host names ns.externalnet.com, gate.externalnet.com, www.kloens.com, kloens.com and externalnet.com share IP numbers with mail.externalnet.com.