mail.21m.nl - robtex.com

mail.21m.nl

DNSSEC⚠️ Not signed
A77.72.150.5🇳🇱 TRANSIP-AS77.72.144.0/21 TransIP BV Amsterdam, The Netherlands
PTRda9.vdbcomputers.nl

21m.nl

DNSSEC🔒 Signed (DS record present)
A77.72.150.5🇳🇱 TRANSIP-AS77.72.144.0/21 TransIP BV Amsterdam, The Netherlands
NSns1.argewebhosting.eu ⭐
NSns2.argewebhosting.com
NSns3.argewebhosting.nl
MXmail.21m.nl ⭐
TXTv=spf1 mx a ip4:77.72.150.5 ip4:46.144.125.18 ip4:149.210.229.120 ~all
TXTgoogle-site-verification=bj7vX_i6zcI3wbGHnAXe1BFsvNY9b2Iv7nTjtLv_Iaw
SOAns1.argewebhosting.euhostmaster@argeweb.nl 2026-04-22 #0

MX for

21m.nl

Same first word

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DNS History

2 records (1 active, 1 former)

20162017201820192020202120222023202420252026A77.72.150.5178.249.158.144
○A178.249.158.1442015-05-18 → 2016-06-08 · 4 obs
● 2015-05-18 14:47:46
● 2016-06-08 08:46:56
○ 2026-02-19 23:24:04
○ 2026-05-10 01:58:10
●A77.72.150.52026-02-19 → 2026-05-10 · 3 obs
○ 2016-06-08 08:46:56
● 2026-02-19 23:24:04
● 2026-05-10 01:58:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
21m.nlns1.argewebhosting.eu, ns2.argewebhosting.com, ns3.argewebhosting.nl2 records

✅ Authoritative Response

Server:92.63.168.137

NS records: ns1.argewebhosting.eu, ns2.argewebhosting.com, ns3.argewebhosting.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 691ms | Queries: -

📄 Records

TypeCountSample Data
A177.72.150.5

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns3.argewebhosting.nl, ns3.argewebhosting.nl)

Analysis

Mail Server Role

mail.21m.nl is the mail server for 21m.nl.

IP Addresses

mail.21m.nl resolves to one IP number: 77.72.150.5.

other host names including esfpraktijk.nl, cliclak.com, tunedrigs.com, onlinekassasysteem.com and mail.onlinekassasysteem.com share IP numbers with mail.21m.nl.