dmz.bit.nl - robtex.com

dmz.bit.nl

DNSSEC⚠️ Not signed
NSnsauth1.bit.nl ⭐ ⚠️ Not in parent delegation
A2001:7b8:3:2c::53🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands
PTRnsauth1.bit.nl
A213.136.12.51🇳🇱 NL-BIT213.136.0.0/19 BIT B.V.
PTRnsauth1.bit.nl
NSnsauth2.bit.nl ⚠️ Not in parent delegation
A2001:7b8:3:2d::53🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands
PTRnsauth2.bit.nl
A213.136.12.59🇳🇱 NL-BIT213.136.0.0/19 BIT B.V.
PTRnsauth2.bit.nl
NSnsauth3.bit.org ⚠️ Not in parent delegation
A2001:1af8:4700:a119:16:0:8517:1588🇳🇱 LEASEWEB-NL-AMS-012001:1af8::/32 NL-LEASEWEB-20040408 Leaseweb
A85.17.15.88🇳🇱 LEASEWEB-NL-AMS-0185.17.0.0/16 LEASEWEB
PTRnsauth3.bit.org
MXmx1.bit.nl ⭐
A2001:7b8:3:5::25:5🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands
PTRmx.bit.nl
A213.136.12.237🇳🇱 NL-BIT213.136.0.0/19 BIT B.V.
PTRmx.lb.network.bit.nl
MXmx2.bit.nl(200)
A2001:7b8:3:5::25:5🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands
PTRmx.bit.nl
A213.136.12.237🇳🇱 NL-BIT213.136.0.0/19 BIT B.V.
PTRmx.lb.network.bit.nl
MXmx3.bitnl.eu(300)
A2001:7b8:3:5::25:8🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands
PTRmx3.bit.org
A213.136.12.235🇳🇱 NL-BIT213.136.0.0/19 BIT B.V.
PTRmx3.lb.network.bit.nl
SOAnsauth1.bit.nlhostmaster@bit.nl 2026-04-13 #1

bit.nl

DNSSEC⚠️ Not signed
A2001:7b8:3:5::80:20🇳🇱 NL-BIT2001:7b8::/29 -20020405 BIT bv, The Netherlands
A213.136.12.98🇳🇱 NL-BIT213.136.0.0/19 BIT B.V.
NSnsauth1.bit.nl ⭐
NSnsauth2.bit.nl
NSnsauth3.bit.org ⚠️ Not in parent delegation
MXmx1.bit.nl ⭐
MXmx2.bit.nl(200)
MXmx3.bitnl.eu(300)
TXTv=spf1 include:spf-breaks-email.bit.nl ip4:37.153.222.234/29 ip6:2a02:22a0:0b...
TXTgoogle-site-verification=fCdl02aqf3SkkXLj_E4weqJJKWUnNbY7Nt2m-6sk6h8
SOAnsauth1.bit.nlhostmaster@bit.nl 2026-04-23 #1
WOT: SAFE (62/100)
rank #204488 globally
rank #4943 in the tld
WOT: SAFE (70/100)
📈 Tranco rank: #22,508

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DNS History

7 records (6 active, 1 former)

20192020202120222023202420252026NSnsauth1.bit.nlnsauth2.bit.nlnsauth3.bit.orgMXmx1.bit.nlmx2.bit.nlmx3.bitnl.eumx3.bit.org
●NSnsauth1.bit.nl2018-11-14 → 2026-04-24 · 2 obs
● 2018-11-14 01:13:58
● 2026-04-24 01:31:48
●NSnsauth2.bit.nl2018-11-14 → 2026-04-24 · 2 obs
● 2018-11-14 01:13:58
● 2026-04-24 01:31:48
●NSnsauth3.bit.org2018-11-14 → 2026-04-24 · 2 obs
● 2018-11-14 01:13:58
● 2026-04-24 01:31:48
●MXmx1.bit.nl2018-11-14 → 2026-04-24 · 2 obs
● 2018-11-14 01:13:58
● 2026-04-24 01:31:48
●MXmx2.bit.nl2018-11-14 → 2026-04-24 · 2 obs
● 2018-11-14 01:13:58
● 2026-04-24 01:31:48
○MXmx3.bit.org2018-11-14 → 2020-12-17 · 4 obs
● 2018-11-14 01:13:58
● 2020-12-17 01:06:40
○ 2026-04-05 23:02:34
○ 2026-04-24 01:31:48
●MXmx3.bitnl.eu2026-04-05 → 2026-04-24 · 3 obs
○ 2020-12-17 01:06:40
● 2026-04-05 23:02:34
● 2026-04-24 01:31:48

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bit.nlnsauth1.bit.nl, nsauth2.bit.nl-

✅ Authoritative Response

Server:213.136.12.51

NS records: nsauth1.bit.nl, nsauth2.bit.nl

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bit.nl (unsigned zone)

⏱️ Timing

Total: 405ms | Queries: -

📄 Records

TypeCountSample Data
NS3nsauth3.bit.org, nsauth2.bit.nl...
MX3mx1.bit.nl (pri: 100), mx3.bitnl.eu (pri: 300)...
SOA1nsauth1.bit.nl hostmaster.bit.nl

Analysis

Name Servers

dmz.bit.nl is delegated to three name servers: nsauth1.bit.nl, nsauth2.bit.nl and nsauth3.bit.org.

dmz.bit.nl at least partially shares name servers with other domains, for instance gazelle-fahrrad.at, icmp.nl, vizitor.nl, nijbegun.nl and fetim.com.

These name servers are commonly used with ns1.dnsmanager.nl and ns2.dnsmanager.nl.

Host nsauth1.bit.nl points to 2001:7b8:3:2c::53 and 213.136.12.51; Host nsauth2.bit.nl points to 2001:7b8:3:2d::53 and 213.136.12.59; Host nsauth3.bit.org points to 2001:1af8:4700:a119:16:0:8517:1588 and 85.17.15.88.

Mail Servers

Three mail servers handle dmz.bit.nl: mx3.bitnl.eu, mx1.bit.nl and mx2.bit.nl.

dmz.bit.nl shares at least partially some mail servers with other domains, including beveiliging.net, cristiaan.nl, microstof.nl, zzg.nl and smitbv.nl.

these mail servers are commonly used with mx3.bit.org and mx3.bit.nl.

Host names with two IP numbers

mx3.bitnl.eu points to 2001:7b8:3:5::25:8 and 213.136.12.235.

mx1.bit.nl points to 2001:7b8:3:5::25:5 and 213.136.12.237.

mx2.bit.nl points to 2001:7b8:3:5::25:5 and 213.136.12.237.

Host names that point to 2001:7b8:3:5::25:5 are mx1.bit.nl and mx2.bit.nl.

Host names that point to 213.136.12.237 are mx1.bit.nl and mx2.bit.nl.