mail.b4.nl - robtex.com

mail.b4.nl

DNSSEC⚠️ Not signed
A2a06:2ec0:ded1:1:0:3:6559:1🇳🇱 AS-ZXCS2a06:2ec0::/32
PTRwebserver.b4.nl
A185.104.30.75🇳🇱 AS-ZXCS185.104.30.0/24

b4.nl

DNSSEC🔒 Signed (DS record present)
A2a06:2ec0:ded1:1:0:3:6559:1🇳🇱 AS-ZXCS2a06:2ec0::/32
A185.104.30.75🇳🇱 AS-ZXCS185.104.30.0/24
NSns.zxcs.nl ⭐
NSns.zxcs.be
NSns.zxcs.eu
MXmail.b4.nl ⭐
TXTv=spf1 a mx ip4:185.104.30.75 ip6:2a06:2ec0:ded1:1:0:3:6559:1 ~all
SOAns.zxcs.nlhostmaster@b4.nl 2021-01-01 #0

MX for

b4.nl

Same first word

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DNS History

4 records (2 active, 2 former)

20162017201820192020202120222023202420252026A185.104.30.752a06:2ec0:ded1:1:0:3:6559:189.104.167.1489.104.167.21
●A185.104.30.752026-02-21 → 2026-04-25 · 3 obs
○ 2016-12-30 21:40:10
● 2026-02-21 07:15:36
● 2026-04-25 22:36:04
●A2a06:2ec0:ded1:1:0:3:6559:12026-02-21 → 2026-04-25 · 3 obs
○ 2016-12-30 21:40:10
● 2026-02-21 07:15:36
● 2026-04-25 22:36:04
○A89.104.167.142015-07-24 → 2016-04-14 · 4 obs
● 2015-07-24 03:58:14
● 2016-04-14 14:02:12
○ 2016-12-20 23:19:40
○ 2026-04-25 22:36:04
○A89.104.167.212016-12-20 → 2016-12-30 · 5 obs
○ 2016-04-14 14:02:12
● 2016-12-20 23:19:40
● 2016-12-30 21:40:10
○ 2026-02-21 07:15:36
○ 2026-04-25 22:36:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl-
b4.nlns.zxcs.be, ns.zxcs.eu, ns.zxcs.nl-

✅ Authoritative Response

Server:178.62.208.8

NS records: ns.zxcs.be, ns.zxcs.eu, ns.zxcs.nl

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 647ms | Queries: -

📄 Records

TypeCountSample Data
A1185.104.30.75
AAAA12a06:2ec0:ded1:1:0:3:6559:1

Analysis

Mail Server Role

mail.b4.nl serves as the mail server for b4.nl.

IP Addresses

mail.b4.nl points to two IP numbers: 2a06:2ec0:ded1:1:0:3:6559:1 and 185.104.30.75.

Other host names such as tiu.nl, vps0024.zxcs.nl, marcjanhollenberg.nl, 2o2.nl and mail.johanbosmusic.com share IP numbers with mail.b4.nl.