refocus.nl - dns.ninja

refocus.nl

DNSSEC🔒 Signed (DS record present)
A173.236.16.83🇳🇱 SINGLEHOP173.236.16.0/24
PTRserver3.asap-utilities.com
NSns0.transip.net
A2a01:7c8:dddd:195::195🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns0.transip.net
A195.135.195.195🇮🇹 TRANSIP-AS195.135.195.0/24 TransIP B.V.
PTRns0.transip.net
NSns1.transip.nl
A2a01:7c8:7000:195::195🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns1.transip.nl
A195.8.195.195🇳🇱 TRANSIP-AS195.8.195.0/24 TransIP B.V.
PTRns1.transip.nl
NSns2.transip.eu
A2a01:7c8:f:c1f::195🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRns2.transip.eu
A37.97.199.195🇳🇱 TRANSIP-AS37.97.128.0/17 TransIP BV Amsterdam, The Netherlands
PTRns2.transip.eu
MXmx.transip.email
A2a01:7c8:e100:1::4aaf🇳🇱 TRANSIP-AS2a01:7c8::/32 TransIP B.V. Amsterdam IPv6 network
PTRmx.transip.email
A86.105.244.9🇳🇱 TRANSIP-AS86.105.244.0/22 TransIP BV Amsterdam, The Netherlands
PTRmx.transip.email
TXTv=spf1 include:_spf.transip.email ~all
SOAns0.transip.nethostmaster@transip.nl 2023-03-07 #0

nl

DNSSEC🔒 Signed (DS record present)
NSns1.dns.nl
NSns3.dns.nl
NSns4.dns.nl
TXTnl zone update: 2026-06-15 21:30:01 +0000 (EPOCH 1781559001)
SOAns1.dns.nldns@sidn.nl 2026-06-15 #43

Same first word

Similar names

DNS History

11 records (5 active, 6 former)

20162017201820192020202120222023202420252026NSns0.transip.netns1.transip.nlns2.transip.euns1.widexs.nlns2.widexs.netns3.widexs.nlMXmx.transip.emailmxa.mail.widexs.nlmxb.mail.widexs.nlA173.236.16.83212.204.225.201
NSns0.transip.net2026-03-19 → 2026-06-15 · 3 obs
○ 2017-09-14 23:54:42
● 2026-03-19 04:37:10
● 2026-06-15 22:14:12
NSns1.transip.nl2026-03-19 → 2026-06-15 · 3 obs
○ 2017-09-14 23:54:42
● 2026-03-19 04:37:10
● 2026-06-15 22:14:12
NSns1.widexs.nl2015-08-02 → 2017-09-14 · 4 obs
● 2015-08-02 14:55:50
● 2017-09-14 23:54:42
○ 2026-03-19 04:37:10
○ 2026-06-15 22:14:12
NSns2.transip.eu2026-03-19 → 2026-06-15 · 3 obs
○ 2017-09-14 23:54:42
● 2026-03-19 04:37:10
● 2026-06-15 22:14:12
NSns2.widexs.net2015-08-02 → 2017-09-14 · 4 obs
● 2015-08-02 14:55:50
● 2017-09-14 23:54:42
○ 2026-03-19 04:37:10
○ 2026-06-15 22:14:12
NSns3.widexs.nl2015-08-02 → 2017-09-14 · 4 obs
● 2015-08-02 14:55:50
● 2017-09-14 23:54:42
○ 2026-03-19 04:37:10
○ 2026-06-15 22:14:12
MXmx.transip.email2026-03-19 → 2026-06-15 · 3 obs
○ 2017-09-14 23:54:42
● 2026-03-19 04:37:10
● 2026-06-15 22:14:12
MXmxa.mail.widexs.nl2015-08-02 → 2017-09-14 · 4 obs
● 2015-08-02 14:55:50
● 2017-09-14 23:54:42
○ 2026-03-19 04:37:10
○ 2026-06-15 22:14:12
MXmxb.mail.widexs.nl2015-08-02 → 2017-09-14 · 4 obs
● 2015-08-02 14:55:50
● 2017-09-14 23:54:42
○ 2026-03-19 04:37:10
○ 2026-06-15 22:14:12
A173.236.16.832026-03-19 → 2026-06-15 · 3 obs
○ 2017-09-14 23:54:42
● 2026-03-19 04:37:10
● 2026-06-15 22:14:12
A212.204.225.2012015-08-02 → 2017-09-14 · 4 obs
● 2015-08-02 14:55:50
● 2017-09-14 23:54:42
○ 2026-03-19 04:37:10
○ 2026-06-15 22:14:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
nlns1.dns.nl, ns3.dns.nl, ns4.dns.nl6 records
refocus.nlns0.transip.net, ns1.transip.nl, ns2.transip.eu2 records

✅ Authoritative Response

Server:195.135.195.195

NS records: ns0.transip.net, ns1.transip.nl, ns2.transip.eu

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1189ms | Queries: -

📄 Records

TypeCountSample Data
A1173.236.16.83
NS3ns0.transip.net, ns2.transip.eu...
MX1mx.transip.email (pri: 10)
TXT1v=spf1 include:_spf.transip.email ~all
SOA1ns0.transip.net hostmaster.transip.nl

📌 Glue Records Collected

Total: 8

In-bailiwick: 6 (ns1.dns.nl, ns3.dns.nl, ns4.dns.nl...)

Out-of-bailiwick: 2 (ns1.transip.nl, ns1.transip.nl)

Analysis

IP Addresses

refocus.nl has exactly one IP address — 173.236.16.83.

server3.asap-utilities.com, server2.asap-utilities.com, essentialaddins.nl and egate.nl are examples of host names that share IP numbers with refocus.nl.

Name Servers

refocus.nl carries NS records delegating to ns2.transip.eu, ns0.transip.net and ns1.transip.nl.

There is at least partial name server overlap between refocus.nl and other domains — twc.be, blolumn.nl, vincentveldhuis.nl and two more among them.

ns2.transip.eu, ns0.transip.net and ns1.transip.nl are three hostnames that each resolve to a pair of IP addresses: ns2.transip.eu to 37.97.199.195 and 2a01:7c8:f:c1f::195, ns0.transip.net to 195.135.195.195 and 2a01:7c8:dddd:195::195, and ns1.transip.nl to 195.8.195.195 and 2a01:7c8:7000:195::195.

Mail Servers

refocus.nl uses one mail server — mx.transip.email.

The mail server setup of refocus.nl matches that of other domains such as pestec.nl, mediamasters.nl, commuz.nl and two others.

refocus.nl and other domains — tcg-academy.nl for instance — share at least some mail servers.

mx.transip.email carries two IP numbers: 86.105.244.9 and 2a01:7c8:e100:1::4aaf.